ExternalStream.st
author Claus Gittinger <cg@exept.de>
Sun, 20 Apr 2014 00:50:48 +0200
changeset 16381 d47eab2e1e10
parent 16373 9b9827530bf4
child 16463 2b3728727f5e
permissions -rw-r--r--
class: OSXOperatingSystem added: #getTrashDirectory
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 COPYRIGHT (c) 1988 by Claus Gittinger
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	      All Rights Reserved
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 This software is furnished under a license and may be used
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 only in accordance with the terms of that license and with the
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 inclusion of the above copyright notice.   This software may not
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 be provided or otherwise made available to, or used by, any
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 other person.  No title to or ownership of the software is
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 hereby transferred.
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"
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'From Smalltalk/X, Version:6.2.3.0 on 18-04-2014 at 00:36:23'                   !
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"{ Package: 'stx:libbasic' }"
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ReadWriteStream subclass:#ExternalStream
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	instanceVariableNames:'handleType handle mode buffered binary eolMode hitEOF didWrite
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		lastErrorNumber readAhead'
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	classVariableNames:'Lobby LastErrorNumber InvalidReadSignal InvalidWriteSignal
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		InvalidModeSignal OpenErrorSignal StreamNotOpenSignal
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		InvalidOperationSignal DefaultEOLMode ReadMode ReadWriteMode
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		WriteMode AppendMode CreateReadWriteMode StreamIOErrorSignal
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		FileOpenTrace'
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	poolDictionaries:''
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	category:'Streams-External'
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!
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!ExternalStream primitiveDefinitions!
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%{
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#undef fwrite
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#include <stdio.h>
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#define _STDIO_H_INCLUDED_
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#ifndef NO_FCNTL_H
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# include <fcntl.h>
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# define _FCNTL_H_INCLUDED_
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#endif
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#include <errno.h>
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#define _ERRNO_H_INCLUDED_
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#ifdef LINUX
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  /* use inline string macros */
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# define __STRINGDEFS__
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# include <linuxIntern.h>
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#endif
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#ifdef hpux
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# define fileno(f)      ((f->__fileH << 8) | (f->__fileL))
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#endif
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#ifndef SEEK_SET
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# define SEEK_SET 0
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#endif
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#ifndef SEEK_CUR
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# define SEEK_CUR 1
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#endif
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#ifndef SEEK_END
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# define SEEK_END 2
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#endif
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#if defined(__VMS__) || defined(__sparc__) || defined(WIN32)
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# define CLEAR_ERRNO            __threadErrno = 0;
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#else
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# define CLEAR_ERRNO            /* nothing */
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#endif
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#ifdef LATER
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# define __isFilePointer(x)      (__Class(x) == ExternalStream__FilePointer)
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# define __CHANGECLASS(o, x)     (__qClass(o) = (x), o)
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# define __MKFILEPOINTER(f)      __CHANGECLASS(__MKEXTERNALADDRESS(f), ExternalStream__FilePointer)
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#else
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# define __MKFILEPOINTER(f)      __MKEXTERNALADDRESS(f)
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#endif
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#ifdef WIN32
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# define NO_STDIO
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# undef __HANDLE_INTERRUPTS__
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# define __HANDLE_INTERRUPTS__    /* nothing */
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# undef __BEGIN_INTERRUPTABLE__
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# define __BEGIN_INTERRUPTABLE__  /* nothing */
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# undef __END_INTERRUPTABLE__
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# define __END_INTERRUPTABLE__    /* nothing */
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#endif
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# ifdef __i386__
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#  define _X86_
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# endif
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#ifdef WIN32
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# undef INT
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# undef UINT
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# undef Array
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# undef Number
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# undef Method
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# undef Point
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# undef Rectangle
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# undef Block
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# undef Time
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# undef Date
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# undef Delay
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# undef Set
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# undef Signal
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# undef Context
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# undef Message
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# undef Process
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# undef Processor
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# undef String
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# undef Character
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# define NOATOM
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# define NOGDICAPMASKS
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# define NOMETAFILE
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# define NOMINMAX
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//# define NOOPENFILE
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# define NOSOUND
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# define NOWH
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//# define NOCOMM
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# define NOKANJI
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# define NOCRYPT
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//# define NOMCX
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# define WIN32_LEAN_AND_MEAN
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# include <windows.h>
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# include <winsock2.h>
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# ifdef __DEF_Array
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#  define Array __DEF_Array
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# endif
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# ifdef __DEF_Number
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#  define Number __DEF_Number
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# endif
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# ifdef __DEF_Method
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#  define Method __DEF_Method
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# endif
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# ifdef __DEF_Point
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#  define Point __DEF_Point
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# endif
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# ifdef __DEF_Block
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#  define Block __DEF_Block
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# endif
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# ifdef __DEF_Time
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#  define Time __DEF_Time
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# endif
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# ifdef __DEF_Date
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#  define Date __DEF_Date
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# endif
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# ifdef __DEF_Set
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#  define Set __DEF_Set
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# endif
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# ifdef __DEF_Signal
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#  define Signal __DEF_Signal
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# endif
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# ifdef __DEF_Delay
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#  define Delay __DEF_Delay
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# endif
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# ifdef __DEF_Context
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#  define Context __DEF_Context
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# endif
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# ifdef __DEF_Message
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#  define Message __DEF_Message
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# endif
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# ifdef __DEF_Process
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#  define Process __DEF_Process
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# endif
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# ifdef __DEF_Processor
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#  define Processor __DEF_Processor
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# endif
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# ifdef __DEF_String
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#  define String __DEF_String
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# endif
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# ifdef __DEF_Character
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#  define Character __DEF_Character
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# endif
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# define INT    STX_INT
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# define UINT   STX_UINT
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# ifndef off_t
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#  define off_t  long
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# endif
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#endif /* WIN32 */
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#ifndef NO_STDIO /* use STDIO */
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# define STDIO_NEEDS_FSEEK
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# define FILEPOINTER            FILE *
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# define READ(f, cp, n)         read(f, cp, n)
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# define WRITE(f, cp, n)        write(f, cp, n)
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# define FFLUSH(fp)             fflush(fp)
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# define FILENO(f)              fileno(f)
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#endif /* use STDIO */
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#ifdef DEBUGGING
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  extern char *__survStartPtr, *__survEndPtr;
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# define DEBUGBUFFER(buf)  \
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    if (((char *)(buf) >= __survStartPtr) \
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     && ((char *)(buf) < __survEndPtr)) { \
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        __fatal0("read into survivor\n"); \
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    }
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#else
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# define DEBUGBUFFER(buf) /* nothing */
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#endif
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/*
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 * stdio library requires an fseek before reading whenever a file
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 * is open for read/write and the last operation was a write.
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 * (also vice-versa).
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 * All code should use the following macro before doing reads:
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 */
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#ifdef STDIO_NEEDS_FSEEK
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# define OPT_FSEEK(f, pos, whence)      fseek(f, pos, whence)
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#else
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# define OPT_FSEEK(f, pos, whence)      /* nothing */
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#endif
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#ifdef WIN32
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#  define READ(ret, f, cp, n, handleType) { \
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        if (handleType == @symbol(socketHandle)) { \
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          (ret) = __STX_WSA_NOINT_CALL4("recv", recv, (f), (cp), (n), 0); \
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        } else { \
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          HANDLE h = _get_osfhandle(fileno(f)); \
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          if (handleType == @symbol(socketFilePointer)) { \
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            (ret) = __STX_WSA_NOINT_CALL4("recv", recv, h, (cp), (n), 0);\
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          } else { \
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            int __res; \
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            (ret) = __STX_API_NOINT_CALL5("ReadFile", ReadFile, h, (cp), (n), &__res, 0);\
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            (ret) = (ret) ? __res : -1; \
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          } \
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        } \
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      }
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#  define WRITE(ret, f, cp, n, handleType) { \
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        if (handleType == @symbol(socketHandle)) { \
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          (ret) = __STX_WSA_NOINT_CALL4("send", send, (f), (cp), (n), 0); \
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        } else {\
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          HANDLE h = _get_osfhandle(fileno(f)); \
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          if (handleType == @symbol(socketFilePointer)) { \
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            (ret) = __STX_WSA_NOINT_CALL4("send", send, h, (cp), (n), 0);\
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          } else {\
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            int __res; \
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            (ret) = __STX_API_NOINT_CALL5("WriteFile", WriteFile, h, (cp), (n), &__res, 0);\
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            (ret) = (ret) ? __res : -1; \
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          } \
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        } \
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      }
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# define FFLUSH(fp)             fflush(fp)
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# undef STDIO_NEEDS_FSEEK
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# define FILEPOINTER            FILE *
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# define FILENO(f)              fileno(f)
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# define __READING__(f)                          \
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    if ((__INST(didWrite) != false)              \
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     && (__INST(mode) == @symbol(readwrite))) {  \
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        __INST(didWrite) = false;                \
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        OPT_FSEEK(f, 0L, SEEK_CUR); /* needed in stdio */  \
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    }
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# define __WRITING__(f)                          \
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    if ((__INST(didWrite) != true)               \
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     && (__INST(mode) == @symbol(readwrite))) {  \
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        __INST(didWrite) = true;                 \
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        OPT_FSEEK(f, 0L, SEEK_CUR); /* needed in stdio */  \
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    }
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# define __UNGETC__(c, f, isBuffered)                   \
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    if (isBuffered) {                                   \
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        ungetc((c), (f));                               \
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    } else {                                            \
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      __INST(readAhead) = __mkSmallInteger((c));        \
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    }
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# define __READBYTE__(ret, f, buf, isBuffered, handleType) \
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    if (isBuffered) {                                   \
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        for (;;) {                                      \
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            CLEAR_ERRNO;                                \
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            (ret) = getc(f);                            \
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diff changeset
   282
            if ((ret) >= 0) {                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   283
                *(buf) = (ret);                         \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   284
                (ret) = 1;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   285
            } else if (ferror(f)) {                     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   286
                if (__threadErrno == EINTR) {           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   287
                    clearerr(f);                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   288
                    continue;                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   289
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   290
            } else {                                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   291
                (ret) = 0;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   292
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   293
            break;                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   294
        }                                               \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   295
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   296
        OBJ rA = __INST(readAhead);                     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   297
        if (rA != nil) {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   298
            *(buf) = (char)__intVal(rA);                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   299
            __INST(readAhead) = nil;                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   300
            (ret) = 1;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   301
        } else {                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   302
            for (;;) {                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   303
                CLEAR_ERRNO;                            \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   304
                READ(ret, f, buf, 1, handleType);       \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   305
                if ((ret) >= 0 || __threadErrno != EINTR) \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   306
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   307
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   308
        }                                               \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   309
    }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   310
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   311
  /*
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   312
   * read_bytes into a c-buffer
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   313
   * (which may NOT move)
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   314
   */
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   315
# define __READBYTES__(ret, f, buf, cnt, isBuffered, handleType)    \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   316
    (ret) = 0;                                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   317
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   318
        int __offs = 0;                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   319
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   320
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   321
            (ret) = getc(f);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   322
            if ((ret) < 0) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   323
                if (ferror(f)) {                        \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   324
                    if (__threadErrno == EINTR) {       \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   325
                        clearerr(f);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   326
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   327
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   328
                } else {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   329
                    (ret) = 0;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   330
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   331
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   332
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   333
            (buf)[__offs++] = (ret);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   334
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   335
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   336
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   337
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   338
        int __offs = 0;                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   339
                                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   340
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   341
            OBJ rA = __INST(readAhead);                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   342
            if (rA != nil) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   343
                (buf)[__offs] = __intVal(rA);           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   344
                __INST(readAhead) = nil;                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   345
                (ret) = 1;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   346
            } else {                                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   347
                CLEAR_ERRNO;                            \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   348
                READ(ret, f, (buf)+__offs, (cnt)-__offs, handleType); \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   349
                if ((ret) <= 0) {                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   350
                    if ((ret) < 0 && __threadErrno == EINTR) {  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   351
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   352
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   353
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   354
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   355
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   356
            __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   357
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   358
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   359
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   360
   }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   361
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   362
# define __READAVAILBYTES__(ret, f, buf, cnt, isBuffered, handleType) \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   363
  {                                                     \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   364
    int __offs = 0;                                     \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   365
    int oldFlags;                                       \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   366
                                                        \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   367
    (ret) = 0;                                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   368
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   369
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   370
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   371
            (ret) = getc(f);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   372
            if ((ret) < 0) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   373
                if (ferror(f)) {                        \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   374
                    if (__threadErrno == EINTR) {       \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   375
                        clearerr(f);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   376
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   377
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   378
                } else {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   379
                    (ret) = 0;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   380
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   381
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   382
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   383
            (buf)[__offs++] = (ret);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   384
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   385
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   386
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   387
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   388
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   389
            OBJ rA = __INST(readAhead);                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   390
            if (rA != nil) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   391
                (buf)[__offs] = __intVal(rA);           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   392
                __INST(readAhead) = nil;                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   393
                (ret) = 1;                              \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   394
                __offs ++;                              \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   395
                continue;                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   396
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   397
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   398
            {                                           \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   399
              int res = 0;                              \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   400
              if ((handleType == @symbol(socketFilePointer) && (ioctlsocket((SOCKET)_get_osfhandle(fileno(f)),FIONREAD,&res), 1)) \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   401
                  || (handleType == @symbol(socketHandle) && (ioctlsocket((SOCKET)(f), FIONREAD, &res), 1)) \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   402
                  || (handleType == @symbol(pipeFilePointer) && (PeekNamedPipe((HANDLE)_get_osfhandle(fileno(f)),0, 0,0,&res,0)), 1)) { \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   403
                  if (res > 0) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   404
                      if (res > ((cnt)-__offs))         \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   405
                          res = (cnt)-__offs;           \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   406
                      READ(ret, f, (buf)+__offs, res, handleType); \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   407
                  } else {                              \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   408
                      (ret) = 0;                        \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   409
                      break;                            \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   410
                  }                                     \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   411
              } else {                                  \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   412
                  READ(ret, f, (buf)+__offs, (cnt)-__offs, handleType); \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   413
              }                                         \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   414
            }                                           \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   415
            if ((ret) < 0 && __threadErrno == EINTR)    \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   416
                continue;                               \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   417
            __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   418
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   419
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   420
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   421
    }                                                   \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   422
  }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   423
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   424
# define IO_BUFFER_SIZE        (8*1024)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   425
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   426
# define __READBYTES_OBJ__(ret, f, obj, obj_offs, cnt, isBuffered, handleType) \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   427
  {                                                     \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   428
    int __ooffs = obj_offs;                             \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   429
    int __offs = 0;                                     \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   430
    char *buf = (char *)(obj);                          \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   431
                                                        \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   432
    (ret) = 0;                                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   433
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   434
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   435
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   436
            (ret) = getc(f);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   437
            if ((ret) < 0) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   438
                if (ferror(f)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   439
                    if (__threadErrno == EINTR) {       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   440
                        clearerr(f);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   441
                        /* refetch */                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   442
                        buf = (char *)(obj);   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   443
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   444
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   445
                } else {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   446
                    (ret) = 0;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   447
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   448
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   449
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   450
            (buf)[__ooffs+__offs] = (ret);              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   451
            __offs++;                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   452
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   453
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   454
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   455
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   456
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   457
            char __buf[IO_BUFFER_SIZE];                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   458
            OBJ rA = __INST(readAhead);                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   459
            if (rA != nil) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   460
                (buf)[__ooffs+__offs] = __intVal(rA);   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   461
                __INST(readAhead) = nil;                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   462
                (ret) = 1;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   463
            } else {                                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   464
                int l;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   465
                CLEAR_ERRNO;                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   466
                l = (cnt)-__offs;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   467
                if ( l > IO_BUFFER_SIZE)                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   468
                  l = IO_BUFFER_SIZE;                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   469
                READ(ret,f, __buf, l, handleType);                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   470
                if ((ret) <= 0) {                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   471
                    if ((ret) < 0 && __threadErrno == EINTR) {  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   472
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   473
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   474
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   475
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   476
            }                                           \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   477
            if ((ret) > 0 ) {                           \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   478
                /* refetch */                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   479
                buf = (char *)(obj);               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   480
                memcpy((buf)+__ooffs+__offs,__buf,(ret));   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   481
                __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   482
            } else {                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   483
                (ret) = 0;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   484
            }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   485
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   486
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   487
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   488
    }                                                   \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   489
  }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   490
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   491
# define __READAVAILBYTES_OBJ__(ret, f, obj, obj_offs, cnt, isBuffered, handleType) \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   492
  {                                                  \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   493
    int __ooffs = obj_offs;                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   494
    int __offs = 0;                                  \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   495
    char *buf = (char *)(obj);                       \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   496
                                                     \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   497
    (ret) = 0;                                       \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   498
    if (isBuffered) {                                \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   499
        while (__offs < (cnt)) {                     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   500
            CLEAR_ERRNO;                             \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   501
            (ret) = getc(f);                         \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   502
            if ((ret) < 0) {                         \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   503
                if (ferror(f)) {                     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   504
                    if (__threadErrno == EINTR) {    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   505
                        clearerr(f);                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   506
                        /* refetch */                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   507
                        buf = (char *)(obj);\
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   508
                        continue;                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   509
                    }                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   510
                } else {                             \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   511
                    (ret) = 0;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   512
                }                                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   513
                break;                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   514
            }                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   515
            (buf)[__ooffs+__offs] = (ret);           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   516
            __offs++;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   517
        }                                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   518
        if (__offs > 0)                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   519
            (ret) = __offs;                          \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   520
    } else {                                         \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   521
        while (__offs < (cnt)) {                     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   522
            char __buf[IO_BUFFER_SIZE];              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   523
            OBJ rA = __INST(readAhead);              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   524
            if (rA != nil) {                         \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   525
                (buf)[__ooffs+__offs] = __intVal(rA);\
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   526
                __INST(readAhead) = nil;             \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   527
                (ret) = 1;                           \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   528
                __offs++;                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   529
                continue;                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   530
            }                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   531
            {                                        \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   532
                int res = 0;                         \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   533
                int l = (cnt)-__offs;                \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   534
                CLEAR_ERRNO;                         \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   535
                if (l > IO_BUFFER_SIZE)              \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   536
                    l = IO_BUFFER_SIZE;              \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   537
                if ((handleType == @symbol(socketFilePointer) && (ioctlsocket((SOCKET)_get_osfhandle(fileno(f)), FIONREAD, &res), 1)) \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   538
                    || (handleType == @symbol(socketHandle) && (ioctlsocket((SOCKET)(f), FIONREAD, &res), 1)) \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   539
                    || (handleType == @symbol(pipeFilePointer) && (PeekNamedPipe((HANDLE)_get_osfhandle(fileno(f)),0,0,0,&res,0), 1))) { \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   540
                    if (res > 0) {                   \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   541
                        if (res > l) res = l;        \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   542
                        READ(ret, f, __buf, res, handleType); \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   543
                    } else {                         \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   544
                        (ret) = 0;                   \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   545
                        break;                       \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   546
                    }                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   547
                } else {                             \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   548
                    READ(ret, f, __buf, l, handleType); \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   549
                }                                       \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   550
                if ((ret) < 0 && __threadErrno == EINTR) \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   551
                    continue;                           \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   552
            }                                           \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   553
            if ((ret) > 0) {                            \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   554
                buf = (char *)(obj);                    \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   555
                memcpy((buf)+__ooffs+__offs, __buf, (ret)); \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   556
                __offs += (ret);                        \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   557
            } else {                                    \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   558
                (ret) = 0;                              \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   559
            }                                           \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   560
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   561
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   562
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   563
    }                                                   \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   564
  }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   565
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   566
# define __WRITEBYTE__(ret, f, buf, isBuffered, handleType)         \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   567
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   568
        for (;;) {                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   569
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   570
            ret = putc(*(buf), f);                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   571
            if ((ret) >= 0) {                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   572
                (ret) = 1;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   573
            } else if (ferror(f)) {                     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   574
                if (__threadErrno == EINTR) {                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   575
                    clearerr(f);                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   576
                    continue;                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   577
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   578
            } else                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   579
                (ret) = 0;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   580
            break;                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   581
        }                                               \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   582
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   583
        for (;;) {                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   584
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   585
            WRITE(ret,f, buf, 1, handleType);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   586
            if ((ret) >= 0 || __threadErrno != EINTR)           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   587
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   588
        }                                               \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   589
   }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   590
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   591
# define __WRITEBYTES__(ret, f, buf, cnt, isBuffered, handleType)   \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   592
    (ret) = 0;                                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   593
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   594
        int __offs = 0;                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   595
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   596
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   597
            (ret) = fwrite((buf)+__offs, 1, (cnt)-__offs, f);\
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   598
            if ((ret) <= 0) {                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   599
                if (ferror(f)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   600
                    if (__threadErrno == EINTR) {               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   601
                        clearerr(f);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   602
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   603
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   604
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   605
                } else {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   606
                    (ret) = 0;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   607
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   608
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   609
            __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   610
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   611
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   612
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   613
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   614
        int __offs = 0;                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   615
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   616
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   617
            WRITE(ret,f, (buf)+__offs, (cnt)-__offs, handleType);   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   618
            if (ret <= 0) {                             \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   619
                if (ret < 0 && __threadErrno == EINTR) { \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   620
                    continue;                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   621
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   622
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   623
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   624
            __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   625
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   626
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   627
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   628
   }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   629
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   630
# define __WRITEBYTES_OBJ__(ret, f, obj, obj_offs, cnt, isBuffered, handleType) \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   631
  {                                                     \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   632
    int __ooffs = obj_offs;                             \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   633
    int __offs = 0;                                     \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   634
    char *buf = (char *)(obj);                          \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   635
                                                        \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   636
    (ret) = 0;                                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   637
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   638
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   639
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   640
            ret = fwrite((buf)+__ooffs+__offs, 1, (cnt)-__offs, f); \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   641
            if ((ret) <= 0) {                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   642
                if (ferror(f)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   643
                    if (__threadErrno == EINTR) {       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   644
                        /* refetch */                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   645
                        buf = (char *)(obj);   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   646
                        clearerr(f);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   647
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   648
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   649
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   650
                } else {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   651
                    (ret) = 0;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   652
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   653
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   654
            __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   655
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   656
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   657
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   658
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   659
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   660
            char __buf[IO_BUFFER_SIZE];                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   661
            int l;                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   662
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   663
            l = (cnt)-__offs;                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   664
            if ( l > IO_BUFFER_SIZE)                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   665
              l = IO_BUFFER_SIZE;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   666
            /* refetch */                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   667
            buf = (char *)(obj);               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   668
            memcpy(__buf,(buf)+__ooffs+__offs,l);       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   669
            WRITE(ret,f, __buf, l, handleType);                     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   670
            if (ret <= 0) {                             \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   671
                if (ret < 0 && __threadErrno == EINTR) {        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   672
                    continue;                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   673
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   674
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   675
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   676
            __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   677
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   678
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   679
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   680
    }                                                   \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   681
  }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   682
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
   683
#else /* ! WIN32 */
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
   684
/* ========================   UNIX / LINUX ====================================================== */
16373
9b9827530bf4 Adapt previous change for linux
Stefan Vogel <sv@exept.de>
parents: 16368
diff changeset
   685
typedef int SOCKET;
9b9827530bf4 Adapt previous change for linux
Stefan Vogel <sv@exept.de>
parents: 16368
diff changeset
   686
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   687
# define __READING__(f)                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   688
    if ((__INST(didWrite) != false)              \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   689
     && (__INST(mode) == @symbol(readwrite))) {  \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   690
        __INST(didWrite) = false;                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   691
        OPT_FSEEK(f, 0L, SEEK_CUR); /* needed in stdio */  \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   692
    }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   693
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   694
# define __WRITING__(f)                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   695
    if ((__INST(didWrite) != true)               \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   696
     && (__INST(mode) == @symbol(readwrite))) {  \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   697
        __INST(didWrite) = true;                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   698
        OPT_FSEEK(f, 0L, SEEK_CUR); /* needed in stdio */  \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   699
    }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   700
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   701
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   702
# ifdef NO_STDIO
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   703
#  define __UNGETC__(c, f, isBuffered)                  \
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
   704
    __INST(readAhead) = __mkSmallInteger((c));
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   705
# else /* use STDIO */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   706
#  define __UNGETC__(c, f, isBuffered)                  \
2264
ac5dfc03aa26 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2262
diff changeset
   707
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   708
        ungetc((c), (f));                               \
2264
ac5dfc03aa26 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2262
diff changeset
   709
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   710
        __INST(readAhead) = __mkSmallInteger((c));          \
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
   711
    }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   712
# endif /* use STDIO */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   713
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   714
# ifdef NO_STDIO
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   715
#  define __READBYTE__(ret, f, buf, isBuffered, handleType)         \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   716
    {                                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   717
        OBJ rA = __INST(readAhead);                     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   718
        if (rA != nil) {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   719
            *(buf) = __intVal(rA);                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   720
            DEBUGBUFFER(buf);                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   721
            __INST(readAhead) = nil;                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   722
            (ret) = 1;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   723
        } else {                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   724
            for (;;) {                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   725
                CLEAR_ERRNO;                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   726
                (ret) = READ(f, buf, 1, handleType);    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   727
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   728
                if ((ret) >= 0) break;                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   729
                if (errno != EINTR) {                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   730
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   731
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   732
                __HANDLE_INTERRUPTS__;                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   733
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   734
        }                                               \
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
   735
    }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   736
# else /* use STDIO */
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   737
#  define __READBYTE__(ret, f, buf, isBuffered, handleType)         \
2264
ac5dfc03aa26 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2262
diff changeset
   738
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   739
        for (;;) {                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   740
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   741
            (ret) = getc(f);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   742
            if ((ret) >= 0) {                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   743
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   744
                *(buf) = (ret);                         \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   745
                (ret) = 1;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   746
            } else if (ferror(f)) {                     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   747
                if (errno == EINTR) {                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   748
                    __HANDLE_INTERRUPTS__;              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   749
                    clearerr(f);                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   750
                    continue;                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   751
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   752
            } else                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   753
                (ret) = 0;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   754
            break;                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   755
        }                                               \
2264
ac5dfc03aa26 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2262
diff changeset
   756
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   757
        OBJ rA = __INST(readAhead);                     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   758
        if (rA != nil) {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   759
            *(buf) = __intVal(rA);                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   760
            DEBUGBUFFER(buf);                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   761
            __INST(readAhead) = nil;                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   762
            (ret) = 1;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   763
        } else {                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   764
            for (;;) {                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   765
                CLEAR_ERRNO;                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   766
                (ret) = read(fileno(f), buf, 1);        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   767
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   768
                if ((ret) >= 0) break;                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   769
                if (errno != EINTR) {                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   770
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   771
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   772
                __HANDLE_INTERRUPTS__;                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   773
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   774
        }                                               \
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   775
   }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   776
# endif /* use STDIO */
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
   777
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
   778
/*
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
   779
 * read_bytes into a c-buffer
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
   780
 * (which may NOT move)
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
   781
 */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   782
# ifdef NO_STDIO
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   783
#  define __READBYTES__(ret, f, buf, cnt, isBuffered, handleType)   \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   784
    {                                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   785
        int __offs = 0, __cnt;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   786
                                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   787
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   788
            OBJ rA = __INST(readAhead);                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   789
            if (rA != nil) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   790
                (buf)[__offs] = __intVal(rA);           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   791
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   792
                __INST(readAhead) = nil;                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   793
                __offs++;                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   794
            } else {                                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   795
                CLEAR_ERRNO;                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   796
                __cnt = READ(f, (buf)+__offs, (cnt)-__offs, handleType); \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   797
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   798
                if (__cnt <= 0) {                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   799
                    if (__cnt < 0 && errno == EINTR) {  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   800
                        __HANDLE_INTERRUPTS__;          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   801
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   802
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   803
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   804
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   805
                __offs += __cnt;                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   806
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   807
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   808
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   809
            (ret) = __offs;                             \
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
   810
   }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   811
# else /* use STDIO */
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   812
#  define __READBYTES__(ret, f, buf, cnt, isBuffered, handleType)     \
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
   813
    (ret) = 0;                                          \
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
   814
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   815
        int __offs = 0;                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   816
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   817
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   818
            (ret) = getc(f);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   819
            if ((ret) < 0) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   820
                if (ferror(f)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   821
                    if (errno == EINTR) {               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   822
                        __HANDLE_INTERRUPTS__;          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   823
                        clearerr(f);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   824
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   825
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   826
                } else {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   827
                    (ret) = 0;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   828
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   829
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   830
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   831
            DEBUGBUFFER(buf);                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   832
            (buf)[__offs++] = (ret);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   833
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   834
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   835
            (ret) = __offs;                             \
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
   836
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   837
        int __offs = 0, __cnt;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   838
        int fd = fileno(f);                             \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   839
                                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   840
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   841
            OBJ rA = __INST(readAhead);                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   842
            if (rA != nil) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   843
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   844
                (buf)[__offs] = __intVal(rA);           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   845
                __INST(readAhead) = nil;                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   846
                __offs++;                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   847
            } else {                                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   848
                CLEAR_ERRNO;                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   849
                __cnt = read(fd, (buf)+__offs, (cnt)-__offs);  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   850
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   851
                if (__cnt <= 0) {                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   852
                    if (__cnt < 0 && errno == EINTR) {  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   853
                        __HANDLE_INTERRUPTS__;          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   854
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   855
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   856
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   857
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   858
                __offs += __cnt;                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   859
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   860
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   861
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   862
            (ret) = __offs;                             \
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
   863
   }
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   864
6563
f786651428c8 Support O_NONBLOCK which is the POSIX way of FNDELAY
Stefan Vogel <sv@exept.de>
parents: 6487
diff changeset
   865
f786651428c8 Support O_NONBLOCK which is the POSIX way of FNDELAY
Stefan Vogel <sv@exept.de>
parents: 6487
diff changeset
   866
/*
f786651428c8 Support O_NONBLOCK which is the POSIX way of FNDELAY
Stefan Vogel <sv@exept.de>
parents: 6487
diff changeset
   867
 * FNDELAY and O_NDELAY is deprecated, O_NONBLOCK is used in POSIX, XPG, etc...
f786651428c8 Support O_NONBLOCK which is the POSIX way of FNDELAY
Stefan Vogel <sv@exept.de>
parents: 6487
diff changeset
   868
 */
f786651428c8 Support O_NONBLOCK which is the POSIX way of FNDELAY
Stefan Vogel <sv@exept.de>
parents: 6487
diff changeset
   869
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   870
#  if defined(F_GETFL) && defined(F_SETFL) && (defined(O_NONBLOCK) || defined(O_NDELAY) || defined(FNDELAY))
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   871
#   define SETFLAGS(fd, flags) \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   872
        fcntl(fd, F_SETFL, flags)
6563
f786651428c8 Support O_NONBLOCK which is the POSIX way of FNDELAY
Stefan Vogel <sv@exept.de>
parents: 6487
diff changeset
   873
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   874
#   if defined(O_NONBLOCK)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   875
#    define __STX_NONBLOCK_FLAG O_NONBLOCK
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   876
#   else
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   877
#    if defined(O_NDELAY)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   878
#     define __STX_NONBLOCK_FLAG O_NDELAY
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   879
#    else
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   880
#     define __STX_NONBLOCK_FLAG FNDELAY
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   881
#    endif
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   882
#   endif
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   883
15342
d89884677c76 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15304
diff changeset
   884
#   define SETNONBLOCKING(fd, oldFlags) \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   885
        { \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   886
            int flags = fcntl(fd, F_GETFL, 0); \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   887
            if (flags >= 0) { \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   888
                fcntl(fd, F_SETFL, flags | __STX_NONBLOCK_FLAG); \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   889
            } \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   890
            oldFlags = flags; \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   891
        }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   892
#  else
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   893
#   define SETFLAGS(fd, flags) /* nothing */
15342
d89884677c76 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15304
diff changeset
   894
#   define SETNONBLOCKING(fd, oldFlags) /* nothing */
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   895
#  endif
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   896
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   897
#  define __READAVAILBYTES__(ret, f, buf, cnt, isBuffered, handleType) \
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   898
  {                                                     \
15342
d89884677c76 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15304
diff changeset
   899
    int __offs = 0, __cnt;                              \
3681
55dc17d40aab fixed nextAvail
Claus Gittinger <cg@exept.de>
parents: 3674
diff changeset
   900
    int oldFlags;                                       \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   901
                                                        \
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   902
    (ret) = 0;                                          \
15342
d89884677c76 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15304
diff changeset
   903
    SETNONBLOCKING(fileno(f), oldFlags);                \
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   904
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   905
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   906
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   907
            (ret) = getc(f);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   908
            if ((ret) < 0) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   909
                if (ferror(f)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   910
                    if (errno == EINTR) {               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   911
                        (ret) = 0;                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   912
                        clearerr(f);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   913
                        break;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   914
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   915
                } else {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   916
                    (ret) = 0;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   917
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   918
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   919
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   920
            (buf)[__offs++] = (ret);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   921
            DEBUGBUFFER(buf);                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   922
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   923
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   924
            (ret) = __offs;                             \
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   925
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   926
        int fd = fileno(f);                             \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   927
                                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   928
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   929
            OBJ rA = __INST(readAhead);                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   930
            if (rA != nil) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   931
                (buf)[__offs] = __intVal(rA);           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   932
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   933
                __INST(readAhead) = nil;                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   934
                __offs++;                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   935
                continue;                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   936
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   937
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   938
            __cnt = read(fd, (buf)+__offs, (cnt)-__offs); \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   939
            DEBUGBUFFER(buf);                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   940
            if (__cnt > 0) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   941
                __offs += __cnt;                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   942
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   943
            break;                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   944
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   945
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   946
            (ret) = __offs;                             \
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   947
    }                                                   \
3681
55dc17d40aab fixed nextAvail
Claus Gittinger <cg@exept.de>
parents: 3674
diff changeset
   948
    SETFLAGS(fileno(f), oldFlags);                      \
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   949
  }
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   950
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   951
# endif /* use STDIO */
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
   952
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
   953
/*
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
   954
 * read_bytes into an object
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
   955
 * (which may be moved by GC)
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
   956
 */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   957
# ifdef NO_STDIO
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   958
#  define __READBYTES_OBJ__(ret, f, obj, obj_offs, cnt, isBuffered, handleType)     \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   959
  {                                                     \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   960
    int __ooffs = obj_offs;                             \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   961
    int __offs = 0;                                     \
7540
7cd542f29024 Fix reading when readAheadBuffer is filled and following read fails
Stefan Vogel <sv@exept.de>
parents: 7503
diff changeset
   962
    int __cnt;                                          \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   963
    char *buf = (char *)(obj);                          \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   964
                                                        \
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
   965
    (ret) = 0;                                          \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   966
    {                                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   967
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   968
            OBJ rA = __INST(readAhead);                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   969
            if (rA != nil) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   970
                (buf)[__ooffs+__offs] = __intVal(rA);   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   971
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   972
                __INST(readAhead) = nil;                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   973
                __offs++;                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   974
            } else {                                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   975
                CLEAR_ERRNO;                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   976
                __cnt = READ(f, (buf)+__ooffs+__offs, (cnt)-__offs, handleType); \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   977
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   978
                if (__cnt <= 0) {                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   979
                    if (__cnt < 0 && errno == EINTR) {  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   980
                        __HANDLE_INTERRUPTS__;          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   981
                        /* refetch */                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   982
                        buf = (char *)(obj);            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   983
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   984
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   985
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   986
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   987
                __offs += __cnt;                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   988
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   989
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   990
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   991
            (ret) = __offs;                             \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   992
    }                                                   \
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
   993
  }
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
   994
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   995
# else /* use STDIO */
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
   996
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   997
#  define __READBYTES_OBJ__(ret, f, obj, obj_offs, cnt, isBuffered, handleType)     \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   998
  {                                                     \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   999
    int __ooffs = obj_offs;                             \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1000
    int __offs = 0;                                     \
7540
7cd542f29024 Fix reading when readAheadBuffer is filled and following read fails
Stefan Vogel <sv@exept.de>
parents: 7503
diff changeset
  1001
    int __cnt;                                          \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1002
    char *buf = (char *)(obj);                          \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1003
                                                        \
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1004
    (ret) = 0;                                          \
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1005
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1006
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1007
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1008
            (ret) = getc(f);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1009
            if ((ret) < 0) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1010
                if (ferror(f)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1011
                    if (errno == EINTR) {               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1012
                        __HANDLE_INTERRUPTS__;          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1013
                        clearerr(f);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1014
                        /* refetch */                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1015
                        buf = (char *)(obj);            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1016
                        DEBUGBUFFER(buf);               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1017
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1018
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1019
                } else {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1020
                    (ret) = 0;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1021
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1022
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1023
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1024
            (buf)[__ooffs+__offs] = (ret);              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1025
            DEBUGBUFFER(buf);                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1026
            __offs++;                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1027
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1028
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1029
            (ret) = __offs;                             \
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1030
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1031
        int fd = fileno(f);                             \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1032
                                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1033
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1034
            OBJ rA = __INST(readAhead);                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1035
            if (rA != nil) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1036
                (buf)[__ooffs+__offs] = __intVal(rA);   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1037
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1038
                __INST(readAhead) = nil;                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1039
                __offs++;                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1040
            } else {                                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1041
                CLEAR_ERRNO;                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1042
                __cnt = read(fd, (buf)+__ooffs+__offs, (cnt)-__offs); \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1043
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1044
                if (__cnt <= 0) {                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1045
                    if (__cnt < 0 && errno == EINTR) {  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1046
                        __HANDLE_INTERRUPTS__;          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1047
                        /* refetch */                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1048
                        buf = (char *)(obj);            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1049
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1050
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1051
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1052
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1053
                __offs += __cnt;                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1054
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1055
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1056
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1057
            (ret) = __offs;                             \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1058
    }                                                   \
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1059
  }
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1060
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  1061
# define __READAVAILBYTES_OBJ__(ret, f, obj, obj_offs, cnt, isBuffered, handleType)     \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1062
  {                                                     \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1063
    int __ooffs = obj_offs;                             \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1064
    int __offs = 0;                                     \
7540
7cd542f29024 Fix reading when readAheadBuffer is filled and following read fails
Stefan Vogel <sv@exept.de>
parents: 7503
diff changeset
  1065
    int __cnt;                                          \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1066
    char *buf = (char *)(obj);                          \
15342
d89884677c76 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15304
diff changeset
  1067
    int oldFlags;                                       \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1068
                                                        \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1069
    (ret) = 0;                                          \
15342
d89884677c76 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15304
diff changeset
  1070
    SETNONBLOCKING(fileno(f), oldFlags);                \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1071
                                                        \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1072
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1073
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1074
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1075
            (ret) = getc(f);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1076
            if ((ret) < 0) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1077
                if (ferror(f)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1078
                    if (errno == EINTR) {               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1079
                        clearerr(f);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1080
                        /* refetch */                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1081
                        buf = (char *)(obj);            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1082
                        (ret) = 0;                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1083
                        break;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1084
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1085
                } else {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1086
                    (ret) = 0;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1087
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1088
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1089
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1090
            (buf)[__ooffs+__offs] = (ret);              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1091
            DEBUGBUFFER(buf);                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1092
            __offs++;                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1093
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1094
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1095
            (ret) = __offs;                             \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1096
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1097
        int fd = fileno(f);                             \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1098
                                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1099
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1100
            OBJ rA = __INST(readAhead);                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1101
            if (rA != nil) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1102
                (buf)[__ooffs+__offs] = __intVal(rA);   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1103
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1104
                __INST(readAhead) = nil;                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1105
                __offs++;                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1106
                continue;                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1107
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1108
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1109
            __cnt = read(fd, (buf)+__ooffs+__offs, (cnt)-__offs); \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1110
            DEBUGBUFFER(buf);                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1111
            if (__cnt > 0) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1112
                __offs += __cnt;                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1113
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1114
            break;                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1115
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1116
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1117
            (ret) = __offs;                             \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1118
    }                                                   \
15342
d89884677c76 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15304
diff changeset
  1119
    SETFLAGS(fileno(f), oldFlags);                      \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1120
  }
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1121
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1122
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1123
# endif /* use STDIO */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  1124
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  1125
# ifdef NO_STDIO
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  1126
#  define __WRITEBYTE__(ret, f, buf, isBuffered, handleType)          \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1127
        for (;;) {                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1128
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1129
            (ret) = WRITE(f, buf, 1, handleType);       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1130
            if ((ret) >= 0) break;                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1131
            if (errno != EINTR) {                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1132
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1133
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1134
            __HANDLE_INTERRUPTS__;                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1135
        }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1136
# else /* use STDIO */
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  1137
#  define __WRITEBYTE__(ret, f, buf, isBuffered, handleType)        \
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  1138
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1139
        for (;;) {                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1140
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1141
            ret = putc(*(buf), f);                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1142
            if ((ret) >= 0) {                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1143
                (ret) = 1;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1144
            } else if (ferror(f)) {                     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1145
                /* SOLARIS/SPARC (2.6) generates spurious errors with errno = 0 */ \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1146
                if (errno == EINTR || errno == 0) {     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1147
                    __HANDLE_INTERRUPTS__;              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1148
                    clearerr(f);                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1149
                    continue;                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1150
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1151
            } else                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1152
                (ret) = 0;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1153
            break;                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1154
        }                                               \
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  1155
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1156
        for (;;) {                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1157
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1158
            (ret) = write(fileno(f), buf, 1);           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1159
            if ((ret) >= 0) break;                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1160
            if (errno != EINTR) {                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1161
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1162
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1163
            __HANDLE_INTERRUPTS__;                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1164
        }                                               \
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1165
   }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1166
# endif /* use STDIO */
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  1167
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1168
/*
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1169
 * write_bytes from a c-buffer
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1170
 * (which may NOT move)
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1171
 */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  1172
# ifdef NO_STDIO
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  1173
#  define __WRITEBYTES__(ret, f, buf, cnt, isBuffered, handleType)    \
2961
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1174
    (ret) = 0;                                          \
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1175
    {                                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1176
        int __offs = 0;                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1177
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1178
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1179
            ret = WRITE(f, (buf)+__offs, (cnt)-__offs, handleType); \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1180
            if (ret <= 0) {                             \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1181
                if (ret < 0 && errno == EINTR) {        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1182
                    __HANDLE_INTERRUPTS__;              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1183
                    continue;                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1184
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1185
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1186
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1187
            __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1188
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1189
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1190
            (ret) = __offs;                             \
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  1191
   }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1192
# else /* use STDIO */
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  1193
#  define __WRITEBYTES__(ret, f, buf, cnt, isBuffered, handleType)    \
2961
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1194
    (ret) = 0;                                          \
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1195
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1196
        int __offs = 0;                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1197
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1198
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1199
            (ret) = fwrite((buf)+__offs, 1, (cnt)-__offs, f);\
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1200
            if ((ret) <= 0) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1201
                if (ferror(f)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1202
                    if (errno == EINTR) {               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1203
                        __HANDLE_INTERRUPTS__;          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1204
                        clearerr(f);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1205
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1206
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1207
                } else {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1208
                    (ret) = 0;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1209
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1210
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1211
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1212
            __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1213
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1214
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1215
            (ret) = __offs;                             \
2961
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1216
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1217
        int __offs = 0;                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1218
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1219
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1220
            (ret) = write(fileno(f), (buf)+__offs, (cnt)-__offs);\
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1221
            if ((ret) <= 0) {                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1222
                if ((ret) < 0) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1223
                    if (errno == EINTR) {               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1224
                        __HANDLE_INTERRUPTS__;          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1225
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1226
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1227
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1228
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1229
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1230
            __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1231
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1232
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1233
            (ret) = __offs;                             \
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  1234
   }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1235
# endif /* use STDIO */
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  1236
223
3075043790b8 immediateInterr & errno cleanup
claus
parents: 216
diff changeset
  1237
/*
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1238
 * write_bytes from an object
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1239
 * (which may be moved around by GC)
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1240
 */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  1241
# ifdef NO_STDIO
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  1242
#  define __WRITEBYTES_OBJ__(ret, f, obj, obj_offs, cnt, isBuffered, handleType)            \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1243
  {                                                     \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1244
    int __ooffs = obj_offs;                             \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1245
    int __offs = 0;                                     \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1246
    char *buf = (char *)(obj);                          \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1247
                                                        \
2961
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1248
    (ret) = 0;                                          \
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1249
    {                                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1250
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1251
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1252
            ret = WRITE(f, (buf)+__ooffs+__offs, (cnt)-__offs, handleType); \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1253
            if (ret <= 0) {                             \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1254
                if (ret < 0 && errno == EINTR) {        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1255
                    __HANDLE_INTERRUPTS__;              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1256
                    /* refetch */                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1257
                    buf = (char *)(obj);                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1258
                    continue;                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1259
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1260
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1261
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1262
            __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1263
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1264
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1265
            (ret) = __offs;                             \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1266
    }                                                   \
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  1267
  }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1268
# else /* use STDIO */
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  1269
#  define __WRITEBYTES_OBJ__(ret, f, obj, obj_offs, cnt, isBuffered, handleType)            \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1270
  {                                                     \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1271
    int __ooffs = obj_offs;                             \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1272
    int __offs = 0;                                     \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1273
    char *buf = (char *)(obj);                          \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1274
                                                        \
2961
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1275
    (ret) = 0;                                          \
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1276
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1277
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1278
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1279
            (ret) = fwrite((buf)+__ooffs+__offs, 1, (cnt)-__offs, f);  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1280
            if ((ret) <= 0) {                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1281
                if (ferror(f)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1282
                    if (errno == EINTR) {               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1283
                        __HANDLE_INTERRUPTS__;          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1284
                        /* refetch */                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1285
                        buf = (char *)(obj);            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1286
                        clearerr(f);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1287
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1288
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1289
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1290
                } else {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1291
                    (ret) = 0;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1292
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1293
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1294
            __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1295
        }                                               \
2961
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1296
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1297
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1298
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1299
            (ret) = write(fileno(f), (buf)+__ooffs+__offs, (cnt)-__offs); \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1300
            if ((ret) <= 0) {                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1301
                if ((ret) < 0) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1302
                    if (errno == EINTR){                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1303
                        __HANDLE_INTERRUPTS__;          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1304
                        /* refetch */                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1305
                        buf = (char *)(obj);            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1306
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1307
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1308
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1309
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1310
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1311
            __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1312
        }                                               \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1313
    }                                                   \
15845
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  1314
    if (__offs > 0)                                     \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1315
        (ret) = __offs;                                 \
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1316
  }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1317
# endif /* use STDIO */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  1318
#endif /* unix */
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1319
%}
188
454ed0ee733e EINTR problems
claus
parents: 159
diff changeset
  1320
! !
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1321
2045
1ad17ca6520f fall back to super>>nextPutLine: if argument is not a string.
Claus Gittinger <cg@exept.de>
parents: 2044
diff changeset
  1322
!ExternalStream class methodsFor:'documentation'!
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1323
88
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1324
copyright
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1325
"
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1326
 COPYRIGHT (c) 1988 by Claus Gittinger
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1327
	      All Rights Reserved
88
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1328
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1329
 This software is furnished under a license and may be used
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1330
 only in accordance with the terms of that license and with the
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1331
 inclusion of the above copyright notice.   This software may not
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1332
 be provided or otherwise made available to, or used by, any
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1333
 other person.  No title to or ownership of the software is
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1334
 hereby transferred.
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1335
"
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1336
!
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1337
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1338
documentation
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1339
"
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1340
    ExternalStream defines protocol common to Streams which have a file-descriptor and
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1341
    represent some file or communicationChannel of the underlying OperatingSystem.
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1342
    ExternalStream is abstract; concrete classes are FileStream, PipeStream etc.
77
6c38ca59927f *** empty log message ***
claus
parents: 68
diff changeset
  1343
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1344
    ExternalStreams can be in two modes: text- (the default) and binary-mode.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1345
    In text-mode, the elements read/written are characters;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1346
    while in binary-mode the basic elements are bytes which read/write as SmallIntegers
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1347
    in the range 0..255.
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1348
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1349
    Also, the stream can be either in buffered or unbuffered mode. In buffered mode,
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1350
    data is not written until either a cr is written (in text mode) or a synchronizeOutput
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1351
    is sent (in both modes).
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1352
77
6c38ca59927f *** empty log message ***
claus
parents: 68
diff changeset
  1353
    The underlying OperatingSystem streams may either be closed explicitely (sending a close)
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1354
    or just forgotten - in this case, the garbage collector will eventually collect the
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1355
    object AND a close will be performed automatically (but you will NOT know when this
77
6c38ca59927f *** empty log message ***
claus
parents: 68
diff changeset
  1356
    happens - so it is recommended, that you close your files when no longer needed).
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1357
    Closing is also suggested, since if smalltalk is finished (be it by purpose, or due to
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1358
    some crash) the data will not be in the file, if unclosed.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1359
    All streams understand the close message, so it never hurts to use it (it is defined as
77
6c38ca59927f *** empty log message ***
claus
parents: 68
diff changeset
  1360
    a noop in one of the superclasses).
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1361
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1362
    Most of the methods found here redefine inherited methods for better performance,
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1363
    since I/O from/to files should be fast.
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1364
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1365
    Recovering a snapshot:
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1366
      not all streams can be restored to the state they had before - see the implementation of
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1367
      reOpen in subclasses for more information.
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1368
      For streams sitting on some communication channel (i.e. Pipes and Sockets) you should
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1369
      reestablish the stream upon image restart (make someone dependent on ObjectMemory).
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1370
      FileStreams are reopened and positioned to their offset they had at snapshot time.
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1371
      This may fail, if the file was removed or renamed - or lead to confusion
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1372
      if the contents changed in the meantime.
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1373
      Therefore, it is a good idea to reopen files and check for these things at restart time.
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1374
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1375
    [Instance variables:]
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1376
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1377
        handleType      <Symbol>        desribes what handle is:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1378
                                            win32: #fileHandle, #socketHandle,
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1379
                                                   #filePointer, #socketFilePointer, #pipeFilePointer
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1380
                                            unix: #filePointer, #socketFilePointer, #pipeFilePointer
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1381
                                        needed for win32, which uses different APIs for the different handles (sigh)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1382
        handle          <Integer>       used to be always a filePointer somehow mapped to an integer (FILE* - not the fd);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1383
                                        now, either a filePointer or a handle (win32)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1384
        mode            <Symbol>        #readwrite, #readonly or #writeonly
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1385
        buffered        <Boolean>       true, if buffered (i.e. collects characters - does
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1386
                                        not output immediately)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1387
        binary          <Boolean>       true if in binary mode (reads bytes instead of chars)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1388
        eolMode         <Symbol>        one of nil, #cr or #crlf.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1389
                                        determines how lines should be terminated.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1390
                                        nil -> newLine (as in Unix);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1391
                                        #crlf -> with cr-lf (as in MSDOS)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1392
                                        #cr -> with cr (as in VMS)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1393
        hitEOF          <Boolean>       true, if EOF was reached
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1394
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1395
        lastErrorNumber <Integer>       the value of errno (only valid right after the error -
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1396
                                        updated with next i/o operation)
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1397
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1398
    [Class variables:]
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1399
        Lobby           <Registry>      keeps track of used ext-streams (to free up FILE*'s)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1400
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1401
        StreamErrorSignal       <Signal> parent of all stream errors (see Stream class)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1402
        InvalidReadSignal       <Signal> raised on read from writeonly stream
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1403
        InvalidWriteSignal      <Signal> raised on write to readonly stream
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1404
        InvalidModeSignal       <Signal> raised on text I/O with binary-stream
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1405
                                         or binary I/O with text-stream
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1406
        OpenErrorSignal         <Signal> raised if open fails
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1407
        StreamNotOpenSignal     <Signal> raised on I/O with non-open stream
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1408
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1409
    Additional notes:
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1410
      This class is implemented using the underlying stdio-c library package, which
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1411
      has both advantages and disadvantages: since it is portable (posix defined), porting
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1412
      ST/X to non-Unix machines is simplified. The disadvantage is that the stdio library
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1413
      has big problems handling unbounded Streams, since the EOF handling in stdio is
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1414
      not prepared for data to arrive after EOF has been reached - time will show, if we need
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1415
      a complete rewrite for UnboundedStream ...
325
claus
parents: 308
diff changeset
  1416
188
454ed0ee733e EINTR problems
claus
parents: 159
diff changeset
  1417
      Also, depending on the system, the stdio library behaves infriendly when signals
454ed0ee733e EINTR problems
claus
parents: 159
diff changeset
  1418
      occur while reading (for example, timer interrupts) - on real unixes (i.e. BSD) the signal
454ed0ee733e EINTR problems
claus
parents: 159
diff changeset
  1419
      is handled transparently - on SYS5.3 (i.e. non unixes :-) the read operation returns
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1420
      an error and errno is set to EINTR.
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1421
      Thats what the ugly code around all getc-calls is for ...
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1422
      Since things get more and more ugly - we will rewrite ExternalStream
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1423
      completely, to NOT use any stdio stuff (and do its buffering itself).
325
claus
parents: 308
diff changeset
  1424
claus
parents: 308
diff changeset
  1425
      Notice that typical stdio's use a single errno global variable to return an error code,
claus
parents: 308
diff changeset
  1426
      this was bad design in the stdio lib (right from the very beginning), since its much
claus
parents: 308
diff changeset
  1427
      harder to deal with this in the presence of lightweight processes, where errno gets
claus
parents: 308
diff changeset
  1428
      overwritten by an I/O operation done in another thread. (stdio should have been written
claus
parents: 308
diff changeset
  1429
      to return errno as a negative number ...).
claus
parents: 308
diff changeset
  1430
      To deal with this, the scheduler treats errno like a per-thread private variable,
claus
parents: 308
diff changeset
  1431
      and saves/restores the errno setting when switching to another thread.
claus
parents: 308
diff changeset
  1432
      (Notice that some thread packages do this also, but ST/X's thread implementation
claus
parents: 308
diff changeset
  1433
      does not depend on those, but instead uses a portable private package).
claus
parents: 308
diff changeset
  1434
216
a8abff749575 *** empty log message ***
claus
parents: 213
diff changeset
  1435
      Finally, if an stdio-stream is open for both reading and writing, we have to call
a8abff749575 *** empty log message ***
claus
parents: 213
diff changeset
  1436
      fseek whenever we are about to read after write and vice versa.
a8abff749575 *** empty log message ***
claus
parents: 213
diff changeset
  1437
      Two macros (__READING__ and __WRITING__) have been defined to be used before every
a8abff749575 *** empty log message ***
claus
parents: 213
diff changeset
  1438
      fread/fgetc and fwrite/putc respectively.
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1439
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1440
    [author:]
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1441
        Claus Gittinger
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1442
        Stefan Vogel (many, many fixes ...)
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1443
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1444
    [see also:]
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1445
        FileStream Socket PipeStream
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1446
        Filename OperatingSystem
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1447
"
3255
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1448
!
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1449
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1450
examples
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1451
"
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1452
    open a file, read the contents and display it in a textView:
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1453
									[exBegin]
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1454
	|topView scrollPane textView fileStream text|
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1455
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1456
	topView := StandardSystemView new.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1457
	topView label:'contents of Makefile'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1458
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1459
	scrollPane := HVScrollableView in:topView.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1460
	scrollPane origin:0.0@0.0 corner:1.0@1.0.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1461
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1462
	textView := EditTextView new.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1463
	scrollPane scrolledView:textView.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1464
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1465
	fileStream := 'Makefile' asFilename readStream.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1466
	text := fileStream upToEnd.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1467
	fileStream close.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1468
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1469
	textView contents:text.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1470
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1471
	topView open.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1472
									[exEnd]
3255
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1473
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1474
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1475
    Notice, all of the above can also be done (simply) as:
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1476
									[exBegin]
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1477
	EditTextView openOn:'Makefile'
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1478
									[exEnd]
3255
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1479
"
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1480
! !
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1481
2045
1ad17ca6520f fall back to super>>nextPutLine: if argument is not a string.
Claus Gittinger <cg@exept.de>
parents: 2044
diff changeset
  1482
!ExternalStream class methodsFor:'initialization'!
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1483
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1484
initDefaultEOLMode
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1485
    OperatingSystem isUNIXlike ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1486
	"/ unix EOL conventions
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1487
	DefaultEOLMode := #nl
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1488
    ] ifFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1489
	OperatingSystem isVMSlike ifTrue:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1490
	    "/ vms EOL conventions
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1491
	    DefaultEOLMode := #cr
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1492
	] ifFalse:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1493
	    "/ msdos EOL conventions
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1494
	    DefaultEOLMode := #crlf
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1495
	]
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1496
    ]
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1497
!
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1498
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1499
initModeStrings
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1500
    "initialize modeStrings which are passed down to the underlying
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1501
     fopen/fdopen functions."
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1502
3132
037027ae20fd msdos MUST use binary mode in I/O
Claus Gittinger <cg@exept.de>
parents: 3044
diff changeset
  1503
    OperatingSystem isMSDOSlike ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1504
	ReadMode := 'rb'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1505
	ReadWriteMode := 'rb+'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1506
	WriteMode := 'wb'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1507
	AppendMode := 'ab+'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1508
	CreateReadWriteMode := 'wb+'.
3132
037027ae20fd msdos MUST use binary mode in I/O
Claus Gittinger <cg@exept.de>
parents: 3044
diff changeset
  1509
    ] ifFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1510
	ReadMode := 'r'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1511
	ReadWriteMode := 'r+'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1512
	WriteMode := 'w'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1513
	AppendMode := 'a+'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1514
	CreateReadWriteMode := 'w+'.
3132
037027ae20fd msdos MUST use binary mode in I/O
Claus Gittinger <cg@exept.de>
parents: 3044
diff changeset
  1515
    ]
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1516
!
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1517
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1518
initialize
593
19d568779cf7 moved StreamErrorSignal into Stream;
Claus Gittinger <cg@exept.de>
parents: 583
diff changeset
  1519
    OpenErrorSignal isNil ifTrue:[
8066
0dbcbe8989b8 OpenError is now a class based exception
Claus Gittinger <cg@exept.de>
parents: 8008
diff changeset
  1520
"/        OpenErrorSignal := OpenError.
0dbcbe8989b8 OpenError is now a class based exception
Claus Gittinger <cg@exept.de>
parents: 8008
diff changeset
  1521
"/        OpenErrorSignal nameClass:self message:#openErrorSignal.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1522
	OpenErrorSignal := OpenError.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1523
	OpenErrorSignal notifierString:'open error'.
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1524
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1525
"/        InvalidReadSignal := ReadErrorSignal newSignalMayProceed:false.
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1526
"/        InvalidReadSignal nameClass:self message:#invalidReadSignal.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1527
	InvalidReadSignal := InvalidReadError.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1528
	InvalidReadSignal notifierString:'stream does not support reading'.
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1529
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1530
"/        InvalidWriteSignal := WriteErrorSignal newSignalMayProceed:false.
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1531
"/        InvalidWriteSignal nameClass:self message:#invalidWriteSignal.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1532
	InvalidWriteSignal := InvalidWriteError.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1533
	InvalidWriteSignal notifierString:'stream does not support writing'.
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1534
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1535
"/        InvalidModeSignal :=  StreamErrorSignal newSignalMayProceed:false.
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1536
"/        InvalidModeSignal nameClass:self message:#invalidModeSignal.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1537
	InvalidModeSignal := InvalidModeError.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1538
	InvalidModeSignal notifierString:'binary/text mode mismatch'.
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1539
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1540
"/        InvalidOperationSignal :=  StreamErrorSignal newSignalMayProceed:false.
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1541
"/        InvalidOperationSignal nameClass:self message:#invalidOperationSignal.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1542
	InvalidOperationSignal := InvalidOperationError.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1543
	InvalidOperationSignal notifierString:'unsupported file operation'.
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1544
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1545
"/        StreamNotOpenSignal := StreamErrorSignal newSignalMayProceed:false.
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1546
"/        StreamNotOpenSignal nameClass:self message:#streamNotOpenSignal.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1547
	StreamNotOpenSignal := StreamNotOpenError.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1548
	StreamNotOpenSignal notifierString:'stream is not open'.
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1549
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1550
"/        StreamIOErrorSignal := StreamErrorSignal newSignalMayProceed:false.
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1551
"/        StreamIOErrorSignal nameClass:self message:#streamIOErrorSignal.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1552
	StreamIOErrorSignal := StreamIOError.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1553
	StreamIOErrorSignal notifierString:'I/O error'.
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1554
    ].
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1555
31
75f2b9f78be2 *** empty log message ***
claus
parents: 25
diff changeset
  1556
    Lobby isNil ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1557
	Lobby := Registry new.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1558
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1559
	"want to get informed when returning from snapshot"
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1560
	ObjectMemory addDependent:self
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1561
    ].
5442
24b88d75396d only init once
Claus Gittinger <cg@exept.de>
parents: 5441
diff changeset
  1562
    DefaultEOLMode isNil ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1563
	self initDefaultEOLMode.
5442
24b88d75396d only init once
Claus Gittinger <cg@exept.de>
parents: 5441
diff changeset
  1564
    ].
24b88d75396d only init once
Claus Gittinger <cg@exept.de>
parents: 5441
diff changeset
  1565
    ReadMode isNil ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1566
	self initModeStrings.
5442
24b88d75396d only init once
Claus Gittinger <cg@exept.de>
parents: 5441
diff changeset
  1567
    ].
3474
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1568
    "Modified: / 21.5.1998 / 16:33:53 / cg"
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1569
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1570
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1571
reOpenFiles
4108
8c4a45bc70eb perform reOpen of streams earlier (before doing the view-reinit)
Claus Gittinger <cg@exept.de>
parents: 4093
diff changeset
  1572
    "reopen all files (if possible) after a snapShot load.
8c4a45bc70eb perform reOpen of streams earlier (before doing the view-reinit)
Claus Gittinger <cg@exept.de>
parents: 4093
diff changeset
  1573
     This is invoked via the #earlyRestart change notification."
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1574
301
35e40a6fc72b *** empty log message ***
claus
parents: 269
diff changeset
  1575
    Lobby do:[:aFileStream |
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1576
	aFileStream reOpen
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1577
    ].
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1578
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1579
1469
570ef7f8667b checkin from browser
Claus Gittinger <cg@exept.de>
parents: 1464
diff changeset
  1580
update:something with:aParameter from:changedObject
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1581
    "have to reopen files when returning from snapshot"
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1582
4108
8c4a45bc70eb perform reOpen of streams earlier (before doing the view-reinit)
Claus Gittinger <cg@exept.de>
parents: 4093
diff changeset
  1583
    something == #earlyRestart ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1584
	self reOpenFiles.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1585
	self initDefaultEOLMode
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1586
    ]
1469
570ef7f8667b checkin from browser
Claus Gittinger <cg@exept.de>
parents: 1464
diff changeset
  1587
570ef7f8667b checkin from browser
Claus Gittinger <cg@exept.de>
parents: 1464
diff changeset
  1588
    "Created: 15.6.1996 / 15:19:59 / cg"
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1589
! !
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1590
2045
1ad17ca6520f fall back to super>>nextPutLine: if argument is not a string.
Claus Gittinger <cg@exept.de>
parents: 2044
diff changeset
  1591
!ExternalStream class methodsFor:'instance creation'!
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1592
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  1593
forFileDescriptor:aFileDescriptor mode:modeSymbol
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1594
    "given a fileDescriptor, create an ExternalStream object
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1595
     to operate on this fd.
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  1596
     The modeSymbol-argument is #readonly, #readwrite, ....
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1597
     This may be used to wrap fd's as returned by user
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1598
     primitive code, or to wrap pipe-fds into externalStreams."
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1599
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  1600
    ^ self forFileDescriptor:aFileDescriptor mode:modeSymbol buffered:true handleType:nil
7002
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1601
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1602
    "
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1603
     the example below will probably fail (15 is a random FD):
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1604
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1605
     |s|
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1606
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1607
     s := ExternalStream forFileDescriptor:15 mode:'r'.
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1608
     s next.
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1609
    "
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1610
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1611
    "Created: 29.2.1996 / 18:05:00 / cg"
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1612
    "Modified: 29.2.1996 / 18:17:07 / cg"
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1613
!
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1614
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  1615
forFileDescriptor:aFileDescriptor mode:modeSymbol buffered:buffered handleType:handleTypeSymbol
7002
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1616
    "given a fileDescriptor, create an ExternalStream object
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1617
     to operate on this fd.
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  1618
     The modeSymbol-argument is #readonly, #readwrite, ....
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1619
     This may be used to wrap fd's as returned by user
7002
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1620
     primitive code, or to wrap pipe-fds into externalStreams."
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1621
1048
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1622
    |newStream|
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1623
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1624
    newStream := self basicNew.
7002
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1625
    newStream text; buffered:buffered; eolMode:DefaultEOLMode; clearEOF.
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  1626
    ^ newStream connectTo:aFileDescriptor withMode:modeSymbol handleType:handleTypeSymbol
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1627
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1628
    "
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1629
     the example below will probably fail (15 is a random FD):
1048
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1630
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1631
     |s|
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1632
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  1633
     s := ExternalStream forFileDescriptor:15 mode:#radonly handleType:#filePointer.
1048
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1634
     s next.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1635
    "
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1636
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1637
    "Created: 29.2.1996 / 18:05:00 / cg"
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1638
    "Modified: 29.2.1996 / 18:17:07 / cg"
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1639
!
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1640
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1641
forReadWriteToFileDescriptor:aFileDescriptor
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1642
    "given a fileDescriptor, create an ExternalStream object
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1643
     to read/write from/to this fd. This may be used to wrap fd's
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1644
     as returned by user primitive code, or to wrap pipe-
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1645
     filedescriptors into externalStreams."
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1646
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  1647
    ^ self forFileDescriptor:aFileDescriptor mode:#readWrite
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1648
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1649
    "
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1650
     the example below will probably fail (15 is a random FD):
1048
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1651
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1652
     |s|
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1653
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1654
     s := ExternalStream forReadWriteToFileDescriptor:15.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1655
     s next.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1656
    "
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1657
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1658
    "Created: 29.2.1996 / 18:15:08 / cg"
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1659
    "Modified: 29.2.1996 / 18:16:25 / cg"
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1660
!
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1661
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1662
forReadingFromFileDescriptor:aFileDescriptor
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1663
    "given a fileDescriptor, create an ExternalStream object
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1664
     to read from this fd. This may be used to wrap fd's
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1665
     as returned by user primitive code, or to wrap pipe-
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1666
     filedescriptors into externalStreams."
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1667
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  1668
    ^ self forFileDescriptor:aFileDescriptor mode:#readonly
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1669
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1670
    "
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1671
     the example below will probably fail (15 is a random FD):
1048
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1672
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1673
     |s|
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1674
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1675
     s := ExternalStream forReadingFromFileDescriptor:15.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1676
     s next.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1677
    "
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1678
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1679
    "
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1680
     |pipe readFd writeFd rs ws|
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1681
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1682
     'create OS pipe ...'.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1683
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1684
     pipe := OperatingSystem makePipe.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1685
     readFd := pipe at:1.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1686
     writeFd := pipe at:2.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1687
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1688
     'connect Smalltalk streams ...'.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1689
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1690
     rs := ExternalStream forReadingFromFileDescriptor:readFd.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1691
     ws := ExternalStream forWritingToFileDescriptor:writeFd.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1692
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1693
     'read ...'.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1694
     [
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  1695
	 1 to:10 do:[:i |
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  1696
	     Transcript showCR:rs nextLine
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  1697
	 ].
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  1698
	 rs close.
1048
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1699
     ] forkAt:7.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1700
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1701
     'write ...'.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1702
     [
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  1703
	 1 to:10 do:[:i |
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  1704
	     ws nextPutAll:'hello world '; nextPutAll:i printString; cr
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  1705
	 ].
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  1706
	 ws close.
1048
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1707
     ] fork.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1708
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1709
    "
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1710
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1711
    "Created: 29.2.1996 / 18:14:24 / cg"
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1712
    "Modified: 29.2.1996 / 18:25:02 / cg"
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1713
!
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1714
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1715
forWritingToFileDescriptor:aFileDescriptor
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1716
    "given a fileDescriptor, create an ExternalStream object
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1717
     to write to this fd. This may be used to wrap fd's
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1718
     as returned by user primitive code, or to wrap pipe-
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1719
     filedescriptors into externalStreams."
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1720
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  1721
    ^ self forFileDescriptor:aFileDescriptor mode:#writeonly
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1722
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1723
    "
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1724
     the example below will probably fail (15 is a random FD):
1048
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1725
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1726
     |s|
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1727
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1728
     s := ExternalStream forWritingToFileDescriptor:15.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1729
     s binary.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1730
     s nextPut:1.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1731
    "
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1732
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1733
    "Created: 29.2.1996 / 18:14:43 / cg"
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1734
    "Modified: 29.2.1996 / 18:15:54 / cg"
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1735
!
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1736
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1737
new
15918
d5fe9b9e87d3 Initialize in instance initialize method insted in #new
Stefan Vogel <sv@exept.de>
parents: 15896
diff changeset
  1738
    "re-enable new - disabled in Stream superclass"
d5fe9b9e87d3 Initialize in instance initialize method insted in #new
Stefan Vogel <sv@exept.de>
parents: 15896
diff changeset
  1739
d5fe9b9e87d3 Initialize in instance initialize method insted in #new
Stefan Vogel <sv@exept.de>
parents: 15896
diff changeset
  1740
    ^ self basicNew initialize.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1741
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1742
2045
1ad17ca6520f fall back to super>>nextPutLine: if argument is not a string.
Claus Gittinger <cg@exept.de>
parents: 2044
diff changeset
  1743
!ExternalStream class methodsFor:'Signal constants'!
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1744
1522
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  1745
inaccessibleSignal
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  1746
    "ST-80 compatibility: return openErrorSignal"
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  1747
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  1748
    ^ self openErrorSignal
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  1749
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  1750
    "Created: 2.7.1996 / 12:27:16 / stefan"
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  1751
!
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  1752
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1753
invalidModeSignal
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1754
    "return the signal raised when doing text-I/O with a binary stream
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1755
     or binary-I/O with a text stream"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1756
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1757
    ^ InvalidModeError
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1758
!
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1759
932
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  1760
invalidOperationSignal
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  1761
    "return the signal raised when an unsupported or invalid
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  1762
     I/O operation is attempted"
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  1763
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1764
    ^ InvalidOperationError
932
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  1765
!
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  1766
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1767
invalidReadSignal
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1768
    "return the signal raised when reading from writeonly streams"
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1769
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1770
    ^ InvalidReadError
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1771
!
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1772
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1773
invalidWriteSignal
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1774
    "return the signal raised when writing to readonly streams"
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1775
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1776
    ^ InvalidWriteError
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1777
!
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1778
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1779
openErrorSignal
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1780
    "return the signal raised when a file open failed"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1781
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1782
    ^ OpenErrorSignal
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1783
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1784
3474
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1785
streamIOErrorSignal
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1786
    "return the signal raised when an I/O error occurs.
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1787
     (for example, a device-IO-error, or reading an NFS-dir,
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1788
     which is no longer available and has been mounted soft)"
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1789
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1790
    ^ StreamIOError
3474
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1791
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1792
    "Created: / 21.5.1998 / 16:32:55 / cg"
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1793
!
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1794
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1795
streamNotOpenSignal
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1796
    "return the signal raised on I/O with closed streams"
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1797
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1798
    ^ StreamNotOpenError
2
claus
parents: 1
diff changeset
  1799
! !
claus
parents: 1
diff changeset
  1800
2045
1ad17ca6520f fall back to super>>nextPutLine: if argument is not a string.
Claus Gittinger <cg@exept.de>
parents: 2044
diff changeset
  1801
!ExternalStream class methodsFor:'error handling'!
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1802
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1803
errorReporter
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1804
    "I know about error codes"
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1805
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1806
    ^ self
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1807
!
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1808
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1809
lastErrorNumber
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1810
    "return the errno of the last error"
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1811
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1812
    ^ LastErrorNumber
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1813
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1814
    "
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1815
     ExternalStream lastErrorNumber
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1816
    "
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1817
!
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1818
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1819
lastErrorString
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1820
    "return a message string describing the last error"
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1821
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1822
    ^ OperatingSystem errorTextForNumber:LastErrorNumber
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1823
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1824
    "
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1825
     ExternalStream lastErrorString
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1826
    "
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1827
!
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1828
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1829
reportOn:anErrorSymbolOrNumber
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1830
    "an error occured.
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1831
     Report it via an Exception"
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1832
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1833
    anErrorSymbolOrNumber isInteger ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1834
	StreamError
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1835
	    raiseRequestWith:anErrorSymbolOrNumber
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1836
	    errorString:(' - os error:' , (OperatingSystem errorTextForNumber:anErrorSymbolOrNumber))
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1837
    ].
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1838
    (self respondsTo:anErrorSymbolOrNumber) ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1839
	self perform:anErrorSymbolOrNumber
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1840
    ] ifFalse:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1841
	StreamError
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1842
	    raiseRequestWith:anErrorSymbolOrNumber
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1843
	    errorString:(' - ' , anErrorSymbolOrNumber printString)
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1844
    ].
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1845
    ^ false
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1846
! !
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1847
7497
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1848
!ExternalStream class methodsFor:'obsolete'!
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1849
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1850
makePTYPair
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1851
    "obsolete since 12-07-2003"
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1852
    <resource:#obsolete>
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1853
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1854
    self obsoleteMethodWarning:'use NonPositionableExternalStream makePTYPair'.
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1855
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1856
    ^ NonPositionableExternalStream makePTYPair.
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1857
!
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1858
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1859
makePipe
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1860
    "obsolete since 12-07-2003"
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1861
    <resource:#obsolete>
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1862
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1863
    self obsoleteMethodWarning:'use NonPositionableExternalStream makePipe'.
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1864
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1865
    ^ NonPositionableExternalStream makePipe.
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1866
! !
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1867
7261
f35fc9cee675 method category rename
Claus Gittinger <cg@exept.de>
parents: 7195
diff changeset
  1868
!ExternalStream methodsFor:'Compatibility-Dolphin'!
6474
92a666c5b104 dolphin compatibility
Claus Gittinger <cg@exept.de>
parents: 6461
diff changeset
  1869
92a666c5b104 dolphin compatibility
Claus Gittinger <cg@exept.de>
parents: 6461
diff changeset
  1870
beText
92a666c5b104 dolphin compatibility
Claus Gittinger <cg@exept.de>
parents: 6461
diff changeset
  1871
    self text
92a666c5b104 dolphin compatibility
Claus Gittinger <cg@exept.de>
parents: 6461
diff changeset
  1872
! !
92a666c5b104 dolphin compatibility
Claus Gittinger <cg@exept.de>
parents: 6461
diff changeset
  1873
7261
f35fc9cee675 method category rename
Claus Gittinger <cg@exept.de>
parents: 7195
diff changeset
  1874
!ExternalStream methodsFor:'Compatibility-Squeak'!
3044
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1875
3872
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1876
nextInto:aByteArrayOrString
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1877
    "read elements into the argument, whose size determines the amount
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1878
     of bytes to read. If not enough elements could be read, return
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1879
     a copy of the argument; otherwise, return the filled argument."
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1880
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1881
    |n nWanted|
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1882
4368
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1883
    nWanted := aByteArrayOrString byteSize.
3872
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1884
    n := self nextAvailableBytes:nWanted into:aByteArrayOrString startingAt:1.
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1885
    n == nWanted ifTrue:[^ aByteArrayOrString].
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1886
    ^ aByteArrayOrString copyTo:n
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1887
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1888
!
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1889
4368
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1890
readInto:aContainer startingAt:index count:nElements
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1891
    "same as #nextBytes:into:startingAt: for ByteArrays;
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1892
     for LongArrays, nelements longs are read.
3872
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1893
     Squeak compatibility."
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1894
4368
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1895
    |elementSize n|
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1896
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1897
    elementSize := aContainer class elementByteSize.
13940
12eb1c056d5e fixed: #readInto:startingAt:count:; offset was wrong for non-byte elements
Claus Gittinger <cg@exept.de>
parents: 13927
diff changeset
  1898
    n := self nextBytes:nElements*elementSize into:aContainer startingAt:(index-1)*elementSize+1.
4368
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1899
    ^ n // elementSize
3872
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1900
13940
12eb1c056d5e fixed: #readInto:startingAt:count:; offset was wrong for non-byte elements
Claus Gittinger <cg@exept.de>
parents: 13927
diff changeset
  1901
    "Modified: / 14-01-2012 / 19:00:35 / cg"
3872
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1902
!
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1903
3044
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1904
readOnly
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1905
    "Squeak compatibility: make the stream readOnly"
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1906
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1907
    mode := #readonly
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1908
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1909
    "Modified: 20.10.1997 / 19:23:04 / cg"
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1910
    "Created: 20.10.1997 / 19:23:19 / cg"
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1911
! !
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1912
5187
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1913
!ExternalStream methodsFor:'Signal constants'!
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1914
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1915
invalidReadSignal
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1916
    ^ self class invalidReadSignal
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1917
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1918
    "Created: / 3.12.1998 / 15:12:06 / cg"
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1919
!
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1920
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1921
invalidWriteSignal
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1922
    ^ self class invalidWriteSignal
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1923
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1924
    "Created: / 3.12.1998 / 15:12:10 / cg"
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1925
! !
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1926
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1927
!ExternalStream methodsFor:'accessing'!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1928
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1929
binary
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1930
    "switch to binary mode - default is text"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1931
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1932
    binary := true
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1933
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1934
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1935
buffered:aBoolean
10
claus
parents: 5
diff changeset
  1936
    "turn buffering on or off - default is on"
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1937
10
claus
parents: 5
diff changeset
  1938
    buffered := aBoolean
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1939
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1940
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1941
contents
2
claus
parents: 1
diff changeset
  1942
    "return the contents of the file from the current position up-to
claus
parents: 1
diff changeset
  1943
     the end. If the stream is in binary mode, a ByteArray containing
claus
parents: 1
diff changeset
  1944
     the byte values is returned.
claus
parents: 1
diff changeset
  1945
     In text-mode, a collection of strings, each representing one line,
claus
parents: 1
diff changeset
  1946
     is returned."
claus
parents: 1
diff changeset
  1947
claus
parents: 1
diff changeset
  1948
    |text l chunks sizes chunk byteCount cnt bytes offset|
claus
parents: 1
diff changeset
  1949
claus
parents: 1
diff changeset
  1950
    binary ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1951
	"adding to a ByteArray produces quadratic time-space
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1952
	 behavior - therefore we allocate chunks, and concatenate them
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1953
	 at the end."
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1954
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1955
	chunks := OrderedCollection new.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1956
	sizes := OrderedCollection new.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1957
	byteCount := 0.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1958
	[self atEnd] whileFalse:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1959
	    chunk := ByteArray uninitializedNew:4096.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1960
	    cnt := self nextBytes:(chunk size) into:chunk.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1961
	    cnt notNil ifTrue:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1962
		chunks add:chunk.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1963
		sizes add:cnt.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1964
		byteCount := byteCount + cnt
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1965
	    ]
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1966
	].
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1967
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1968
	"now, create one big ByteArray"
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1969
	bytes := ByteArray uninitializedNew:byteCount.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1970
	offset := 1.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1971
	1 to:chunks size do:[:index |
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1972
	    chunk := chunks at:index.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1973
	    cnt := sizes at:index.
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1974
	    bytes replaceFrom:offset to:(offset + cnt - 1) with:chunk.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1975
	    offset := offset + cnt
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1976
	].
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1977
	^ bytes
2
claus
parents: 1
diff changeset
  1978
    ].
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1979
244
9faa2da0650a Text <-> StringCollection
claus
parents: 223
diff changeset
  1980
    text := StringCollection new.
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1981
    [self atEnd] whileFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1982
	l := self nextLine.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1983
	l isNil ifTrue:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1984
	    ^ text
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1985
	].
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1986
	text add:l
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1987
    ].
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1988
    ^ text
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1989
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1990
11751
1e75c54748ef added #contentsAsString for Filename compatibility
Stefan Vogel <sv@exept.de>
parents: 11651
diff changeset
  1991
contentsAsString
1e75c54748ef added #contentsAsString for Filename compatibility
Stefan Vogel <sv@exept.de>
parents: 11651
diff changeset
  1992
    "to compensate for the bad naming, use this to make things explicit.
1e75c54748ef added #contentsAsString for Filename compatibility
Stefan Vogel <sv@exept.de>
parents: 11651
diff changeset
  1993
     See also #contents, which returns the lines as stringCollection for textFiles."
1e75c54748ef added #contentsAsString for Filename compatibility
Stefan Vogel <sv@exept.de>
parents: 11651
diff changeset
  1994
1e75c54748ef added #contentsAsString for Filename compatibility
Stefan Vogel <sv@exept.de>
parents: 11651
diff changeset
  1995
    ^ self contentsOfEntireFile
1e75c54748ef added #contentsAsString for Filename compatibility
Stefan Vogel <sv@exept.de>
parents: 11651
diff changeset
  1996
!
1e75c54748ef added #contentsAsString for Filename compatibility
Stefan Vogel <sv@exept.de>
parents: 11651
diff changeset
  1997
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1998
contentsOfEntireFile
3938
4e7d1880336b oops - #contentsOfEntireFile must return a byteArray if in binaryMode.
Claus Gittinger <cg@exept.de>
parents: 3906
diff changeset
  1999
    "ST-80 compatibility: return contents as a String (or byteArray, if in binary mode).
3876
a680b41a014c comment
Claus Gittinger <cg@exept.de>
parents: 3872
diff changeset
  2000
     See also #contents, which returns the lines as stringCollection for text files."
1522
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  2001
6305
53b87502fc21 Fix #contentsOfEntireFile
Stefan Vogel <sv@exept.de>
parents: 6269
diff changeset
  2002
    binary ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2003
	^ self contents.
3938
4e7d1880336b oops - #contentsOfEntireFile must return a byteArray if in binaryMode.
Claus Gittinger <cg@exept.de>
parents: 3906
diff changeset
  2004
    ].
6305
53b87502fc21 Fix #contentsOfEntireFile
Stefan Vogel <sv@exept.de>
parents: 6269
diff changeset
  2005
    ^ self upToEnd
1522
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  2006
3876
a680b41a014c comment
Claus Gittinger <cg@exept.de>
parents: 3872
diff changeset
  2007
    "Modified: / 3.7.1996 / 13:22:16 / stefan"
3938
4e7d1880336b oops - #contentsOfEntireFile must return a byteArray if in binaryMode.
Claus Gittinger <cg@exept.de>
parents: 3906
diff changeset
  2008
    "Modified: / 27.11.1998 / 16:29:43 / cg"
2
claus
parents: 1
diff changeset
  2009
!
claus
parents: 1
diff changeset
  2010
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2011
contentsSpecies
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2012
    "return the kind of object to be returned by sub-collection builders
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2013
     (such as upTo)"
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2014
5441
e88302747bbd rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5431
diff changeset
  2015
    binary == true ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2016
	^ ByteArray
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2017
    ].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2018
    ^ String
2
claus
parents: 1
diff changeset
  2019
!
claus
parents: 1
diff changeset
  2020
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2021
eolMode:aSymbolOrNil
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2022
    "specify how end-of-line (EOL) is to be marked.
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2023
     The argument may be one of:
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2024
	#crlf         -> add a CR-NL, as in MSDOS
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2025
	#cr           -> add a CR, as in VMS
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2026
	#nl           -> add a NL, as in Unix
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2027
	anyOther      -> like #nl
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2028
    "
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2029
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2030
    eolMode := aSymbolOrNil
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2031
!
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2032
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2033
fileDescriptor
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2034
    "return the fileDescriptor of the receiver -
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2035
     notice: this one returns the underlying OSs fileDescriptor -
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2036
     this may not be available on all platforms (i.e. non unix systems)."
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2037
3971
aad506cdc5d9 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3956
diff changeset
  2038
%{
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2039
    OBJ _handle  = __INST(handle);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2040
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2041
    if (_handle != nil) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2042
        if (__INST(handleType) == @symbol(socketHandle)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2043
            RETURN (_handle);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2044
        } else if ((__INST(handleType) == nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2045
                     || (__INST(handleType) == @symbol(filePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2046
                     || (__INST(handleType) == @symbol(socketFilePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2047
                     || (__INST(handleType) == @symbol(pipeFilePointer))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2048
            RETURN ( __MKINT(fileno(__FILEVal(_handle))));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2049
        }
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2050
    }
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  2051
%}.
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2052
    handle isNil ifTrue:[^ self errorNotOpen].
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2053
    ^ self fileDescriptorOfFile:handle
5852
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2054
!
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2055
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2056
fileDescriptorOfFile:handle
5852
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2057
    "for migration to rel5 only:
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2058
     return the fileDescriptor of the argument handle -
5852
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2059
     notice: this one returns the underlying OSs fileDescriptor -
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2060
     this may not be available on all platforms (i.e. non unix systems)."
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2061
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2062
    self primitiveFailed
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2063
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2064
10455
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2065
fileHandle
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2066
    "return the fileHandle of the receiver.
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2067
     Under unix, this is the fileDescriptor; under windows, this is the Handle."
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2068
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2069
%{
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2070
    OBJ _handle  = __INST(handle);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2071
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2072
    if (_handle != nil) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2073
        if ((__INST(handleType) == @symbol(fileHandle)) 
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2074
            || (__INST(handleType) == @symbol(socketHandle))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2075
            RETURN (_handle);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2076
        } else if ((__INST(handleType) == nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2077
                     || (__INST(handleType) == @symbol(filePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2078
                     || (__INST(handleType) == @symbol(socketFilePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2079
                     || (__INST(handleType) == @symbol(pipeFilePointer))) {
10455
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2080
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2081
            RETURN(__MKEXTERNALADDRESS(_get_osfhandle(fileno(__FILEVal(_handle)))));
10455
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2082
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2083
            RETURN (__MKINT(fileno(__FILEVal(_handle))));
10455
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2084
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2085
        }
10455
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2086
    }
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2087
%}.
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2088
    handle isNil ifTrue:[^ self errorNotOpen].
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2089
    ^ handle
10455
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2090
!
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2091
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2092
filePointer
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2093
    "return the filePointer of the receiver -
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2094
     notice: for portability stdio is used; this means you will get
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2095
     a FILE * - not a fileDescriptor.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2096
     (what you really get is a corresponding integer).
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2097
     You cannot do much with the returned value
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2098
     - except passing it to a primitive, for example."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2099
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2100
    (handleType isNil or:[handleType == #filePointer]) ifTrue:[
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2101
	^ handle
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2102
    ].
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2103
    ^ self error:'not a FILE*'
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2104
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2105
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2106
handleType
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2107
    ^ handleType
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2108
!
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2109
5323
f4c3a230f42f more VW compatibility
Claus Gittinger <cg@exept.de>
parents: 5204
diff changeset
  2110
lineEndCRLF
f4c3a230f42f more VW compatibility
Claus Gittinger <cg@exept.de>
parents: 5204
diff changeset
  2111
    eolMode := #crlf
f4c3a230f42f more VW compatibility
Claus Gittinger <cg@exept.de>
parents: 5204
diff changeset
  2112
!
f4c3a230f42f more VW compatibility
Claus Gittinger <cg@exept.de>
parents: 5204
diff changeset
  2113
3016
42466b291fae more ST80 compatibility
ca
parents: 2999
diff changeset
  2114
lineEndTransparent
42466b291fae more ST80 compatibility
ca
parents: 2999
diff changeset
  2115
    eolMode := #cr
42466b291fae more ST80 compatibility
ca
parents: 2999
diff changeset
  2116
!
42466b291fae more ST80 compatibility
ca
parents: 2999
diff changeset
  2117
8069
fdf460457c96 acessing: pathName added (returns nil)
Michael Beyl <mb@exept.de>
parents: 8066
diff changeset
  2118
pathName
8511
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2119
    "answer the pathName of the stream.
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2120
     Only FileStreams know the pathName, so we return an empty string here"
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2121
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2122
    ^ ''
8069
fdf460457c96 acessing: pathName added (returns nil)
Michael Beyl <mb@exept.de>
parents: 8066
diff changeset
  2123
!
fdf460457c96 acessing: pathName added (returns nil)
Michael Beyl <mb@exept.de>
parents: 8066
diff changeset
  2124
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2125
readonly
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2126
    "set access mode to readonly"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2127
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2128
    mode := #readonly
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2129
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2130
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2131
readwrite
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2132
    "set access mode to readwrite"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2133
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2134
    mode := #readwrite
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2135
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2136
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2137
text
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2138
    "switch to text mode - default is text"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2139
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2140
    binary := false
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2141
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2142
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2143
useCRLF:aBoolean
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2144
    "turn on or off CRLF sending (instead of LF only) - default is off.
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2145
     This method is provided for backward compatibility - see #eolMode:
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2146
     which offers another choice."
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2147
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2148
    aBoolean ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2149
	eolMode := #crlf
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2150
    ] ifFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2151
	eolMode := #nl
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2152
    ].
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2153
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2154
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2155
writeonly
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2156
    "set access mode to writeonly"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2157
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2158
    mode := #writeonly
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2159
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2160
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2161
!ExternalStream methodsFor:'closing'!
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2162
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2163
close
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2164
    "close the stream.
16300
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  2165
     No error of the stream is not open."
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2166
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2167
    self isOpen ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2168
	Lobby unregister:self.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2169
	self closeFile.
16300
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  2170
    ].
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2171
!
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2172
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2173
shutDown
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2174
    "close the stream - added for protocol compatibility with PipeStream.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2175
     see comment there"
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2176
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2177
    self isOpen ifTrue:[
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2178
	Lobby unregister:self.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2179
	self closeFile
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2180
    ]
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2181
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2182
    "Modified: 30.8.1996 / 00:39:21 / cg"
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2183
! !
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2184
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2185
!ExternalStream methodsFor:'copying'!
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2186
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2187
copy
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2188
    "answer a copy of myself.
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2189
     Have to dup the filedescriptor"
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2190
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2191
    |copy|
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2192
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2193
    copy := super copy.
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2194
    copy dupFd.
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2195
    Lobby register:copy.
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2196
    ^ copy
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2197
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2198
    "
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2199
       |stream1 stream2|
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2200
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2201
       stream1 := Filename newTemporary writeStream.
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2202
       stream2 := stream1 copy.
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2203
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2204
       stream1 inspect.
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2205
       stream2 inspect.
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2206
    "
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2207
! !
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2208
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2209
!ExternalStream methodsFor:'error handling'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2210
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2211
argumentMustBeCharacter
14440
88e708da1ae1 changed:
Stefan Vogel <sv@exept.de>
parents: 14438
diff changeset
  2212
    "report an error, that the argument must be a character in 0..FF"
88e708da1ae1 changed:
Stefan Vogel <sv@exept.de>
parents: 14438
diff changeset
  2213
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2214
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2215
14440
88e708da1ae1 changed:
Stefan Vogel <sv@exept.de>
parents: 14438
diff changeset
  2216
    ArgumentError raiseErrorString:' - argument must be a single byte character'
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2217
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2218
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2219
argumentMustBeInteger
14440
88e708da1ae1 changed:
Stefan Vogel <sv@exept.de>
parents: 14438
diff changeset
  2220
    "report an error, that the argument must be an integer"
88e708da1ae1 changed:
Stefan Vogel <sv@exept.de>
parents: 14438
diff changeset
  2221
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2222
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2223
14440
88e708da1ae1 changed:
Stefan Vogel <sv@exept.de>
parents: 14438
diff changeset
  2224
    ArgumentError raiseErrorString:' - argument must be an integer'
77
6c38ca59927f *** empty log message ***
claus
parents: 68
diff changeset
  2225
!
6c38ca59927f *** empty log message ***
claus
parents: 68
diff changeset
  2226
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2227
argumentMustBeString
14440
88e708da1ae1 changed:
Stefan Vogel <sv@exept.de>
parents: 14438
diff changeset
  2228
    "report an error, that the argument must be a string"
88e708da1ae1 changed:
Stefan Vogel <sv@exept.de>
parents: 14438
diff changeset
  2229
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2230
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2231
14440
88e708da1ae1 changed:
Stefan Vogel <sv@exept.de>
parents: 14438
diff changeset
  2232
    ArgumentError raiseErrorString:' - argument must be a string'
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2233
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2234
4526
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2235
errorAlreadyOpen
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2236
    "{ Pragma: +optSpace }"
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2237
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2238
    "report an error, that the stream is already opened"
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2239
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  2240
    ^ OpenError
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2241
	raiseRequestWith:self
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2242
	errorString:' - stream is already open'
8511
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2243
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2244
    "
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2245
      self new errorAlreadyOpen
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2246
    "
4526
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2247
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2248
    "Modified: / 8.5.1999 / 20:12:30 / cg"
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2249
!
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2250
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2251
errorBinary
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2252
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2253
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2254
    "report an error, that the stream is in binary mode"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2255
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  2256
    ^ InvalidModeError
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2257
	raiseRequestWith:self
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2258
	errorString:(self class name , ' is in binary mode')
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2259
	"/ in:thisContext sender
4161
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2260
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2261
    "Modified: / 8.5.1999 / 20:12:43 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2262
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2263
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2264
errorNotBinary
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2265
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2266
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2267
    "report an error, that the stream is not in binary mode"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2268
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  2269
    ^ InvalidModeError
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2270
	raiseRequestWith:self
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2271
	errorString:(self class name , ' is not in binary mode')
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2272
	"/ in:thisContext sender
4161
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2273
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2274
    "Modified: / 8.5.1999 / 20:12:40 / cg"
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2275
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2276
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2277
errorNotBuffered
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2278
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2279
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2280
    "report an error, that the stream is not in buffered mode"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2281
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  2282
    ^ StreamError
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2283
	raiseRequestWith:self
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2284
	errorString:(self class name , ' is unbuffered - operation not allowed')
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2285
	"/ in:thisContext sender
4161
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2286
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2287
    "Modified: / 8.5.1999 / 20:12:36 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2288
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2289
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2290
errorNotOpen
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2291
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2292
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2293
    "report an error, that the stream has not been opened"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2294
8511
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2295
    ^ StreamNotOpenError raiseRequestWith:self  "/ in:thisContext sender
4161
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2296
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2297
    "Modified: / 8.5.1999 / 20:12:33 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2298
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2299
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2300
errorReadOnly
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2301
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2302
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2303
    "report an error, that the stream is a readOnly stream"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2304
8511
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2305
    ^ InvalidWriteSignal raiseRequestWith:self "/ in:thisContext sender
4161
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2306
4468
8c67b4f973d8 raise vs. raiseRequest
Claus Gittinger <cg@exept.de>
parents: 4456
diff changeset
  2307
    "Modified: / 30.7.1999 / 17:08:19 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2308
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2309
6255
d68343dc8288 Define #errorReporter and #reportError: (ST-80 protocol)
Stefan Vogel <sv@exept.de>
parents: 6012
diff changeset
  2310
errorReporter
d68343dc8288 Define #errorReporter and #reportError: (ST-80 protocol)
Stefan Vogel <sv@exept.de>
parents: 6012
diff changeset
  2311
    "ST-80 mimicry."
d68343dc8288 Define #errorReporter and #reportError: (ST-80 protocol)
Stefan Vogel <sv@exept.de>
parents: 6012
diff changeset
  2312
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  2313
    ^ self class
6255
d68343dc8288 Define #errorReporter and #reportError: (ST-80 protocol)
Stefan Vogel <sv@exept.de>
parents: 6012
diff changeset
  2314
!
d68343dc8288 Define #errorReporter and #reportError: (ST-80 protocol)
Stefan Vogel <sv@exept.de>
parents: 6012
diff changeset
  2315
932
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  2316
errorUnsupportedOperation
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2317
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2318
932
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  2319
    "report an error, that some unsupported operation was attempted"
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  2320
8511
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2321
    ^ InvalidOperationError raiseRequestWith:self  "/ in:thisContext sender
4161
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2322
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2323
    "Modified: / 8.5.1999 / 20:12:24 / cg"
932
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  2324
!
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  2325
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2326
errorWriteOnly
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2327
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2328
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2329
    "report an error, that the stream is a writeOnly stream"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2330
8511
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2331
    ^ InvalidReadError raiseRequestWith:self  "/ in:thisContext sender
4161
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2332
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2333
    "Modified: / 8.5.1999 / 20:12:20 / cg"
2
claus
parents: 1
diff changeset
  2334
!
claus
parents: 1
diff changeset
  2335
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2336
ioError
3474
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  2337
    "report an error, that some I/O error occured.
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  2338
     (for example, a device-IO-error, or reading an NFS-dir,
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  2339
     which is no longer available and has been mounted soft)"
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  2340
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2341
    "{ Pragma: +optSpace }"
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2342
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2343
    self ioError:lastErrorNumber
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2344
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2345
    "Modified: / 8.5.1999 / 20:12:16 / cg"
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2346
!
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2347
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2348
ioError:errorNumber
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2349
    "report an error, that some I/O error occured.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2350
     (for example, a device-IO-error, or reading an NFS-dir,
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2351
     which is no longer available and has been mounted soft)"
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2352
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2353
    "{ Pragma: +optSpace }"
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2354
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2355
    ^ StreamIOError newException
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2356
	errorCode:errorNumber;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2357
	osErrorHolder:(OperatingSystem errorHolderForNumber:errorNumber);
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2358
	parameter:self;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2359
	raiseRequest
4161
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2360
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2361
    "Modified: / 8.5.1999 / 20:12:16 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2362
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2363
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2364
lastErrorNumber
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2365
    "return the last error"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2366
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2367
    ^ lastErrorNumber
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2368
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2369
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2370
lastErrorString
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2371
    "return a message string describing the last error"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2372
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2373
    (lastErrorNumber isNil or:[lastErrorNumber == 0]) ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2374
	^ 'I/O error'
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2375
    ].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2376
    ^ OperatingSystem errorTextForNumber:lastErrorNumber
2
claus
parents: 1
diff changeset
  2377
!
claus
parents: 1
diff changeset
  2378
10932
c9148f19b2ea add #lastErrorSymbol
Stefan Vogel <sv@exept.de>
parents: 10852
diff changeset
  2379
lastErrorSymbol
c9148f19b2ea add #lastErrorSymbol
Stefan Vogel <sv@exept.de>
parents: 10852
diff changeset
  2380
    "return an error symbol describing the last error"
c9148f19b2ea add #lastErrorSymbol
Stefan Vogel <sv@exept.de>
parents: 10852
diff changeset
  2381
c9148f19b2ea add #lastErrorSymbol
Stefan Vogel <sv@exept.de>
parents: 10852
diff changeset
  2382
    ^ OperatingSystem errorSymbolForNumber:lastErrorNumber
c9148f19b2ea add #lastErrorSymbol
Stefan Vogel <sv@exept.de>
parents: 10852
diff changeset
  2383
!
c9148f19b2ea add #lastErrorSymbol
Stefan Vogel <sv@exept.de>
parents: 10852
diff changeset
  2384
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2385
openError
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  2386
    "report an error, that the open failed"
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  2387
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2388
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2389
14438
a4280b8038c0 changed:
Stefan Vogel <sv@exept.de>
parents: 14068
diff changeset
  2390
    ^ self openError:lastErrorNumber.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2391
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2392
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  2393
openError:errorNumber
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  2394
    "report an error, that the open failed"
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  2395
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  2396
    "{ Pragma: +optSpace }"
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  2397
15496
21bb54fa8521 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15494
diff changeset
  2398
    |exClass errorHolder|
21bb54fa8521 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15494
diff changeset
  2399
21bb54fa8521 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15494
diff changeset
  2400
    errorHolder := OperatingSystem errorHolderForNumber:errorNumber.
21bb54fa8521 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15494
diff changeset
  2401
21bb54fa8521 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15494
diff changeset
  2402
    exClass := (errorHolder errorCategory == #nonexistentSignal)
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2403
	ifTrue:[ FileDoesNotExistException ]
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2404
	ifFalse:[ OpenError ].
13673
744194003e48 changed:
Claus Gittinger <cg@exept.de>
parents: 13306
diff changeset
  2405
744194003e48 changed:
Claus Gittinger <cg@exept.de>
parents: 13306
diff changeset
  2406
    ^ exClass newException
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2407
	errorCode:errorNumber;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2408
	osErrorHolder:errorHolder;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2409
	"/ cg: initialized lazyly - see OpenError>>#description
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2410
	"/ errorString:(' : ' , errorHolder errorString);
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2411
	parameter:self;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2412
	raiseRequest
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2413
	"/ in:thisContext sender
13673
744194003e48 changed:
Claus Gittinger <cg@exept.de>
parents: 13306
diff changeset
  2414
744194003e48 changed:
Claus Gittinger <cg@exept.de>
parents: 13306
diff changeset
  2415
    "Modified: / 09-09-2011 / 07:22:49 / cg"
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  2416
!
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  2417
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2418
readError
15845
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2419
    "report an error, that some read error occured"
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2420
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2421
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2422
15845
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2423
    ^ self readError:lastErrorNumber
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2424
!
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2425
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2426
readError:errorNumber
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2427
    "report an error, that some read error occured"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2428
15845
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2429
    "{ Pragma: +optSpace }"
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2430
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2431
    ^ ReadError newException
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2432
	errorCode:errorNumber;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2433
	osErrorHolder:(OperatingSystem errorHolderForNumber:errorNumber);
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2434
	parameter:self;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2435
	raiseRequest
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2436
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2437
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2438
writeError
15845
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2439
    "report an error, that some write error occured"
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2440
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2441
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2442
15845
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2443
    ^ self writeError:lastErrorNumber
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2444
!
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2445
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2446
writeError:errorNumber
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2447
    "report an error, that some write error occured"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2448
15845
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2449
    "{ Pragma: +optSpace }"
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2450
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2451
    ^ WriteError newException
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2452
	errorCode:errorNumber;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2453
	osErrorHolder:(OperatingSystem errorHolderForNumber:errorNumber);
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2454
	parameter:self;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2455
	raiseRequest
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2456
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2457
6461
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2458
!ExternalStream methodsFor:'finalization'!
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2459
15468
816f9e81a546 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15452
diff changeset
  2460
executor
816f9e81a546 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15452
diff changeset
  2461
    "return a copy for finalization-registration;
816f9e81a546 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15452
diff changeset
  2462
     since all we need at finalization time is the fileDescriptor,
816f9e81a546 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15452
diff changeset
  2463
     a cheaper copy is possible."
816f9e81a546 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15452
diff changeset
  2464
816f9e81a546 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15452
diff changeset
  2465
    ^ self class basicNew setAccessor:handleType to:handle
816f9e81a546 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15452
diff changeset
  2466
!
816f9e81a546 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15452
diff changeset
  2467
6461
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2468
finalizationLobby
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2469
    "answer the registry used for finalization.
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2470
     ExternalStreams have their own Registry"
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2471
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2472
    ^ Lobby
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2473
!
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2474
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2475
finalize
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2476
    "some Stream has been collected - close the file if not already done"
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2477
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2478
    self closeFile
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2479
! !
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2480
15918
d5fe9b9e87d3 Initialize in instance initialize method insted in #new
Stefan Vogel <sv@exept.de>
parents: 15896
diff changeset
  2481
!ExternalStream methodsFor:'initialization'!
d5fe9b9e87d3 Initialize in instance initialize method insted in #new
Stefan Vogel <sv@exept.de>
parents: 15896
diff changeset
  2482
d5fe9b9e87d3 Initialize in instance initialize method insted in #new
Stefan Vogel <sv@exept.de>
parents: 15896
diff changeset
  2483
initialize
15921
9941c0e5132a initialize methods
Stefan Vogel <sv@exept.de>
parents: 15920
diff changeset
  2484
    position := 0.
9941c0e5132a initialize methods
Stefan Vogel <sv@exept.de>
parents: 15920
diff changeset
  2485
    binary := false.
9941c0e5132a initialize methods
Stefan Vogel <sv@exept.de>
parents: 15920
diff changeset
  2486
    buffered := true.
9941c0e5132a initialize methods
Stefan Vogel <sv@exept.de>
parents: 15920
diff changeset
  2487
    eolMode := DefaultEOLMode.
9941c0e5132a initialize methods
Stefan Vogel <sv@exept.de>
parents: 15920
diff changeset
  2488
    hitEOF := false.
15918
d5fe9b9e87d3 Initialize in instance initialize method insted in #new
Stefan Vogel <sv@exept.de>
parents: 15896
diff changeset
  2489
! !
d5fe9b9e87d3 Initialize in instance initialize method insted in #new
Stefan Vogel <sv@exept.de>
parents: 15896
diff changeset
  2490
2
claus
parents: 1
diff changeset
  2491
!ExternalStream methodsFor:'line reading/writing'!
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2492
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2493
nextLine
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2494
    "read the next line (characters up to newline).
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2495
     Return a string containing those characters excluding the newline.
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2496
     If the previous-to-last character is a cr, this is also removed,
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  2497
     so its possible to read alien (i.e. ms-dos) text as well.
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2498
     The line must be shorter than 32K characters - otherwise an error is signalled."
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  2499
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2500
    |line error|
971
eb70f5674303 max lineLength (in nextLine) increased to 16k
Claus Gittinger <cg@exept.de>
parents: 933
diff changeset
  2501
12873
f6b24aa46bb1 changed: #nextLine
Stefan Vogel <sv@exept.de>
parents: 12710
diff changeset
  2502
%{  /* STACK:100000 */
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2503
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2504
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  2505
    int len, ret;
3029
aa14768e0e6a larger lineBuffer in #nextLine
Claus Gittinger <cg@exept.de>
parents: 3016
diff changeset
  2506
    char buffer[32*1024];
521
70533ec40482 use new MKSTRING_L if length is known (avoids a useless strlen)
Claus Gittinger <cg@exept.de>
parents: 481
diff changeset
  2507
    char *rslt, *nextPtr, *limit;
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  2508
    int fd, ch;
1068
92fdcccf12a3 alles MIST - zurueck zu 1.89 und NOCONTEXT entfernt
Claus Gittinger <cg@exept.de>
parents: 1067
diff changeset
  2509
    int _buffered;
216
a8abff749575 *** empty log message ***
claus
parents: 213
diff changeset
  2510
    OBJ fp;
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  2511
    int lineTooLong = 0;
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2512
    int cutOff = 0;
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2513
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  2514
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  2515
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  2516
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  2517
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2518
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  2519
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2520
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2521
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2522
            && (__INST(binary) != true)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2523
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2524
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2525
            buffer[0] = '\0';
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2526
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2527
            _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2528
            if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2529
                __READING__(f);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2530
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2531
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2532
            rslt = nextPtr = buffer;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2533
            limit = buffer + sizeof(buffer) - 2;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2534
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2535
            for (;;) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2536
                __READBYTE__(ret, f, nextPtr, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2537
                if (ret <= 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2538
                    if (nextPtr == buffer)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2539
                        rslt = NULL;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2540
                    if (ret == 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2541
                        __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2542
                        break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2543
                    } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2544
                        error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2545
                        goto err;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2546
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2547
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2548
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2549
                if (*nextPtr == '\n') {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2550
                    cutOff = 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2551
                    *nextPtr = '\0';
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2552
                    break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2553
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2554
                if (*nextPtr == '\r') {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2555
                    char peekChar;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2556
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2557
                    /*
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2558
                     * peek ahead for a newLine ...
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2559
                     */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2560
                    __READBYTE__(ret, f, &peekChar, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2561
                    if (ret <= 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2562
                        cutOff = 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2563
                        *nextPtr = '\0';
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2564
                        if (ret == 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2565
                            __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2566
                            break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2567
                        }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2568
                        error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2569
                        goto err;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2570
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2571
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2572
                    if (peekChar == '\n') {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2573
                        cutOff = 2;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2574
                        *nextPtr = '\0';
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2575
                        break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2576
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2577
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2578
                    __UNGETC__(peekChar, f, _buffered);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2579
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2580
                    cutOff = 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2581
                    *nextPtr = '\0';
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2582
                    break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2583
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2584
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2585
                nextPtr++;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2586
                if (nextPtr >= limit) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2587
                    *nextPtr = '\0';
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2588
                    lineTooLong = 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2589
                    if (@global(InfoPrinting) == true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2590
                        fprintf(stderr, "ExtStream [warning]: line truncated in nextLine\n");
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2591
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2592
                    break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2593
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2594
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2595
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2596
            if (rslt != NULL) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2597
                len = nextPtr-buffer;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2598
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2599
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2600
                    INT np = __intVal(__INST(position)) + len + cutOff;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2601
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2602
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2603
                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2604
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2605
                    __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2606
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2607
                /* remove any EOL character */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2608
                if (len != 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2609
                    if (buffer[len-1] == '\n') {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2610
                        buffer[--len] = '\0';
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2611
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2612
                    if ((len != 0) && (buffer[len-1] == '\r')) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2613
                        buffer[--len] = '\0';
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2614
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2615
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2616
                line = __MKSTRING_L(buffer, len);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2617
                if (! lineTooLong) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2618
                    RETURN ( line );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2619
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2620
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2621
        }
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2622
    }
1478
aae07192b7d1 labels in empty statements need a semi
Claus Gittinger <cg@exept.de>
parents: 1469
diff changeset
  2623
err: ;
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2624
%}.
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  2625
    line notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2626
        "/ the line as read is longer than 32k characters (boy - what a line)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2627
        "/ The exception could be handled by reading more and returning the
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2628
        "/ concatenation in your exception handler (the receiver and the partial
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2629
        "/ line are passed as parameter)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2630
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2631
        LineTooLongErrorSignal isHandled ifTrue:[
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2632
            ^ LineTooLongErrorSignal
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2633
                raiseRequestWith:(Array with:self with:line)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2634
                     errorString:('line too long read error')
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2635
        ].
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2636
        ^ line , self nextLine
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  2637
    ].
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  2638
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  2639
    (hitEOF == true) ifTrue:[^ self pastEndRead].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2640
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2641
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2642
        ^ self readError:error
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2643
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2644
    handle isNil ifTrue:[^ self errorNotOpen].
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2645
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
5431
24ce291c71f2 migration support
Claus Gittinger <cg@exept.de>
parents: 5430
diff changeset
  2646
    (binary == true) ifTrue:[^ self errorBinary].
24ce291c71f2 migration support
Claus Gittinger <cg@exept.de>
parents: 5430
diff changeset
  2647
    ^ super nextLine
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2648
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2649
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2650
nextPutLine:aString
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2651
    "write the characters in aString and append an end-of-Line marker
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2652
     (LF, CR or CRLF - depending in the setting of eolMode)"
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2653
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2654
    |error|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  2655
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2656
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  2657
    int len, cnt, len1, _buffered;
7875
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  2658
    OBJ fp;
537
dc4dad8a5ddd many ExtStream rewrites - has to be reevaluated in all platforms
Claus Gittinger <cg@exept.de>
parents: 530
diff changeset
  2659
    char *cp;
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  2660
    int o_offs;
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2661
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  2662
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  2663
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  2664
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  2665
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2666
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  2667
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2668
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2669
            && (__INST(mode) != @symbol(readonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2670
            && (__INST(binary) != true)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2671
            && __isStringLike(aString)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2672
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2673
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2674
            len = __stringSize(aString);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2675
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2676
            if (_buffered = (__INST(buffered) == true)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2677
                __WRITING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2678
            }
9053
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  2679
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2680
            if ((f == __win32_stdout()) || (f == __win32_stderr())) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2681
                cnt = __win32_fwrite(__stringVal(aString), 1, len, f);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2682
            } else
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2683
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2684
            {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2685
                o_offs = (char *)__stringVal(aString)-(char *)aString;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2686
                __WRITEBYTES_OBJ__(cnt, f, aString, o_offs, len, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2687
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2688
            if (cnt == len) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2689
                OBJ mode = __INST(eolMode);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2690
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2691
                len1 = len;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2692
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2693
                if (mode == @symbol(cr)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2694
                    cp = "\r"; len = 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2695
                } else if (mode == @symbol(crlf)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2696
                    cp = "\r\n"; len = 2;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2697
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2698
                    cp = "\n"; len = 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2699
                }
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2700
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2701
                if ((f == __win32_stdout()) || (f == __win32_stderr())) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2702
                    cnt = __win32_fwrite(cp, 1, len, f);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2703
                } else
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2704
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2705
                {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2706
                    __WRITEBYTES__(cnt, f, cp, len, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2707
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2708
                if (cnt > 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2709
                    if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2710
                        INT np = __intVal(__INST(position)) + cnt;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2711
                        OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2712
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2713
                        t = __MKINT(np); __INST(position) = t; __STORE(self, t);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2714
                    } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2715
                        __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2716
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2717
                    RETURN ( self );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2718
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2719
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2720
            error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2721
        }
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2722
    }
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2723
%}.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2724
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2725
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2726
        self writeError:error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2727
        ^ self
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2728
    ].
2045
1ad17ca6520f fall back to super>>nextPutLine: if argument is not a string.
Claus Gittinger <cg@exept.de>
parents: 2044
diff changeset
  2729
    super nextPutLine:aString.
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2730
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2731
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2732
nextPutLinesFrom:aStream upToLineStartingWith:aStringOrNil
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  2733
    "read from aStream up to and including a line starting with aStringOrNil
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2734
     and append all lines to self.
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2735
     Can be used to copy/create large files or copy from a pipe/socket.
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  2736
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2737
     If aStringOrNil is nil or not matched, copy proceeds to the end."
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2738
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2739
    |line|
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2740
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2741
    [aStream atEnd] whileFalse:[
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2742
	line := aStream nextLine.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2743
	line isNil ifTrue:[
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2744
	    ^ self.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2745
	].
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2746
	self nextPutLine:line.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2747
	(aStringOrNil notNil and:[line startsWith:aStringOrNil]) ifTrue:[
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2748
	    ^ self
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2749
	]
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2750
    ].
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2751
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2752
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2753
peekForLineStartingWith:aString
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2754
    "read ahead for next line starting with aString;
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2755
     return the line-string if found, or nil if EOF is encountered.
7118
10b067555add *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7054
diff changeset
  2756
     If matched, do not advance position beyond that line
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2757
     i.e. nextLine will read the matched line.
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2758
     If not matched, reposition to original position for further reading."
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2759
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2760
    |firstPos lastPos line|
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2761
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2762
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2763
    handle isNil ifTrue:[^ self errorNotOpen].
2
claus
parents: 1
diff changeset
  2764
    binary ifTrue:[^ self errorBinary].
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  2765
    buffered ifFalse:[^ self errorNotBuffered].
12
8e03bd717355 *** empty log message ***
claus
parents: 10
diff changeset
  2766
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2767
    firstPos := self position.
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2768
    [self atEnd] whileFalse:[
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2769
	lastPos := self position.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2770
	line := self nextLine.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2771
	line isNil ifTrue:[
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2772
	    self position:firstPos.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2773
	    ^ nil
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2774
	].
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2775
	(line startsWith:aString) ifTrue:[
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2776
	    self position:lastPos.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2777
	    ^ line
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2778
	]
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2779
    ].
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2780
    self position:firstPos.
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2781
    ^ nil
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2782
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2783
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2784
peekForLineStartingWithAny:aCollectionOfStrings
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2785
    "read ahead for next line starting with any of aCollectionOfStrings;
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2786
     return the index in aCollection if found, nil otherwise..
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2787
     If no match, do not change position; otherwise advance right before the
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2788
     matched line so that nextLine will return this line."
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2789
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2790
    |line startPos linePos index|
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2791
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2792
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2793
    handle isNil ifTrue:[^ self errorNotOpen].
2
claus
parents: 1
diff changeset
  2794
    binary ifTrue:[^ self errorBinary].
claus
parents: 1
diff changeset
  2795
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2796
    startPos := self position.
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2797
    [self atEnd] whileFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2798
	linePos := self position.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2799
	line := self nextLine.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2800
	line notNil ifTrue:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2801
	    index := 1.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2802
	    aCollectionOfStrings do:[:prefix |
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2803
		(line startsWith:prefix) ifTrue:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2804
		    self position:linePos.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2805
		    ^ index
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2806
		].
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2807
		index := index + 1
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2808
	    ]
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2809
	]
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2810
    ].
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2811
    self position:startPos.
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2812
    ^ nil
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2813
! !
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2814
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2815
!ExternalStream methodsFor:'misc functions'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2816
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2817
async:aBoolean
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2818
    "set/clear the async attribute - if set, the availability of data on
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2819
     the receiver will trigger an ioInterrupt.
779
0e41a665038a commentary
Claus Gittinger <cg@exept.de>
parents: 730
diff changeset
  2820
     If cleared (which is the default) no special notification is made.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2821
     Notice:
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2822
	not every OS supports this
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2823
	- check with OS>>supportsIOInterrupts before using"
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  2824
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  2825
    |fd|
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  2826
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2827
    handle isNil ifTrue:[^ self errorNotOpen].
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2828
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2829
    OperatingSystem supportsIOInterrupts ifFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2830
	^ self errorUnsupportedOperation
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2831
    ].
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2832
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  2833
    fd := self fileDescriptor.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2834
    aBoolean ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2835
	^ OperatingSystem enableIOInterruptsOn:fd
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2836
    ].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2837
    ^ OperatingSystem disableIOInterruptsOn:fd
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2838
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2839
    "Modified: 11.1.1997 / 17:50:21 / cg"
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  2840
!
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  2841
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2842
blocking:aBoolean
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2843
    "set/clear the blocking attribute - if set (which is the default)
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2844
     a read (using next) on the receiver will block until data is available.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2845
     If cleared, a read operation will immediately return with a value of
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2846
     nil.
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2847
     Turning off blocking is useful when reading from PipeStreams
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2848
     or Sockets, and the amount of data to be read is not known
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2849
     in advance. However, the data must then be read using #nextBytes:
8616
6014ed5c67f9 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8614
diff changeset
  2850
     methods, in order to avoid other (pastEndRead) exceptions."
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  2851
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2852
    handle isNil ifTrue:[^ self errorNotOpen].
7499
53b7a86e1f0b ExternalStream>>blocking: returns previous blocking status
Stefan Vogel <sv@exept.de>
parents: 7497
diff changeset
  2853
    ^ OperatingSystem setBlocking:aBoolean on:self fileDescriptor.
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2854
3174
668414a73de9 Typo in comment
Stefan Vogel <sv@exept.de>
parents: 3132
diff changeset
  2855
    "Modified: / 11.1.1997 / 17:48:01 / cg"
668414a73de9 Typo in comment
Stefan Vogel <sv@exept.de>
parents: 3132
diff changeset
  2856
    "Modified: / 15.1.1998 / 11:49:48 / stefan"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2857
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2858
6804
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  2859
copyToEndInto:outStream
7017
03f1bd57c001 no one cares about the signal in copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 7013
diff changeset
  2860
    "copy the data into another stream."
03f1bd57c001 no one cares about the signal in copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 7013
diff changeset
  2861
8362
e17d9ffb6fa8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8339
diff changeset
  2862
    |bufferSize|
7700
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2863
6804
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  2864
    OperatingSystem isMSDOSlike ifTrue:[
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2865
	"/ mhmh - NT hangs, when copying bigger blocks to a network drive - why ?
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2866
	bufferSize := 1 * 1024.
6804
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  2867
    ] ifFalse:[
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2868
	bufferSize := 8 * 1024.
6804
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  2869
    ].
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  2870
7017
03f1bd57c001 no one cares about the signal in copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 7013
diff changeset
  2871
    ^ self copyToEndInto:outStream bufferSize:bufferSize
7700
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2872
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2873
    "
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2874
     |in out|
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2875
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2876
     in := 'Makefile' asFilename readStream.
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2877
     out := Stdout.
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2878
     in copyToEndInto:out.
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2879
     in close.
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2880
    "
6804
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  2881
!
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  2882
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2883
create
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2884
    "create the stream
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2885
     - this must be redefined in subclass"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2886
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2887
    ^ self subclassResponsibility
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2888
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2889
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2890
ioctl:ioctlNumber
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2891
    "to provide a simple ioctl facility - an ioctl is performed
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2892
     on the underlying file; no arguments are passed."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2893
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2894
    ^ self ioctl:ioctlNumber with:nil
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2895
!
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2896
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2897
ioctl:ioctlNumber with:arg
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2898
    "to provide a simple ioctl facility - an ioctl is performed
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2899
     on the underlying file; the argument is passed as argument.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2900
     This is not used by ST/X, but provided for special situations
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2901
     - for example, to control proprietrary I/O devices.
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2902
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2903
     Since the type of the argument depends on the ioctl being
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2904
     performed, different arg types are allowed here.
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2905
     If the argument is nil, an ioctl without argument is performed.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2906
     If the argument is an integral number, its directly passed;
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2907
     if its a kind of ByteArray (ByteArray, String or Structure),
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2908
     or external data (ExternalBytes or ExternalAddress),
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2909
     a pointer to the data is passed.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2910
     This allows performing most ioctls
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2911
     - however, it might be tricky to setup the buffer.
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2912
     Be careful in what you pass - ST/X cannot validate its correctness."
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2913
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2914
    |error|
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2915
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  2916
%{
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2917
#if !defined(MSDOS_LIKE) && !defined(__openVMS__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2918
    int fd;
10552
d52aa8e066e5 #ioctl:with: accept 32-bit integers as arguments
Stefan Vogel <sv@exept.de>
parents: 10469
diff changeset
  2919
    int ret;
d52aa8e066e5 #ioctl:with: accept 32-bit integers as arguments
Stefan Vogel <sv@exept.de>
parents: 10469
diff changeset
  2920
    unsigned int ioNum;
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2921
    INT ioArg;
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2922
    OBJ fp = __INST(handle);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2923
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2924
    if (fp == nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2925
        goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2926
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2927
    if (!__isInteger(ioctlNumber)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2928
         || (!__isInteger(arg)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2929
             && (arg != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2930
             && !__isBytes(arg)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2931
             && !__isExternalBytesLike(arg)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2932
             && !__isExternalAddress(arg))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2933
        error = @symbol(badArgument);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2934
        goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2935
    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2936
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2937
    if (__INST(handleType) == @symbol(socketHandle)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2938
        fd = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2939
    } else if ((__INST(handleType) == nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2940
         || (__INST(handleType) == @symbol(filePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2941
         || (__INST(handleType) == @symbol(socketFilePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2942
         || (__INST(handleType) == @symbol(pipeFilePointer))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2943
        fd = fileno(__FILEVal(fp));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2944
    } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2945
        error = @symbol(badHandleType);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2946
        goto out;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2947
    }
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2948
    
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2949
    ioNum = __unsignedLongIntVal(ioctlNumber);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2950
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2951
    __BEGIN_INTERRUPTABLE__
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2952
    do {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2953
        __threadErrno = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2954
        if (arg == nil) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2955
            ioArg = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2956
        } else if (__isSmallInteger(arg)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2957
            ioArg = __intVal(arg);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2958
        } else if (__isInteger(arg)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2959
            ioArg = __unsignedLongIntVal(arg);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2960
        } else if (__isExternalBytesLike(arg)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2961
            ioArg = (INT)(__externalBytesAddress(arg));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2962
        } else if (__isExternalAddress(arg)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2963
            ioArg = (INT)(__externalAddressVal(arg));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2964
        } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2965
            ioArg = (INT)(__ByteArrayInstPtr(arg)->ba_element);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2966
        }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2967
        ret = ioctl(fd, ioNum, ioArg);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2968
    } while (ret < 0 && __threadErrno == EINTR);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2969
    __END_INTERRUPTABLE__
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2970
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2971
    if (ret >= 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2972
        RETURN ( __mkSmallInteger(ret) );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2973
    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2974
    error = __mkSmallInteger(__threadErrno);
791
b1c153b1c719 WIN32 has no ioctl
Claus Gittinger <cg@exept.de>
parents: 779
diff changeset
  2975
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2976
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2977
out:;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2978
%}.
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2979
    error notNil ifTrue:[
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2980
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2981
        ^ self ioError:error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2982
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2983
    handle isNil ifTrue:[^ self errorNotOpen].
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2984
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2985
    "/ the system does not support ioctl (MSDOS or VMS)
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2986
    ^ self errorUnsupportedOperation
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2987
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2988
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2989
reset
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2990
    "set the read position to the beginning of the collection"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2991
15361
ff526d39bb07 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 15342
diff changeset
  2992
    self position:0
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2993
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2994
1044
c2fb3818e097 ExtSTream>>next: did not work correct if interrupted.
Stefan Vogel <sv@exept.de>
parents: 971
diff changeset
  2995
setToEnd
c2fb3818e097 ExtSTream>>next: did not work correct if interrupted.
Stefan Vogel <sv@exept.de>
parents: 971
diff changeset
  2996
    "redefined since it must be implemented differently"
c2fb3818e097 ExtSTream>>next: did not work correct if interrupted.
Stefan Vogel <sv@exept.de>
parents: 971
diff changeset
  2997
c2fb3818e097 ExtSTream>>next: did not work correct if interrupted.
Stefan Vogel <sv@exept.de>
parents: 971
diff changeset
  2998
    ^ self subclassResponsibility
c2fb3818e097 ExtSTream>>next: did not work correct if interrupted.
Stefan Vogel <sv@exept.de>
parents: 971
diff changeset
  2999
!
c2fb3818e097 ExtSTream>>next: did not work correct if interrupted.
Stefan Vogel <sv@exept.de>
parents: 971
diff changeset
  3000
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3001
sync
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3002
    "make sure, that the OS writes cached data to the disk"
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3003
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3004
    |error|
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3005
14774
788d94977e4e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14760
diff changeset
  3006
    self flush.
788d94977e4e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14760
diff changeset
  3007
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3008
%{
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3009
#if !defined(__openVMS__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3010
    int fd;
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3011
    int ret;
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3012
    OBJ fp = __INST(handle);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3013
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3014
    if (fp == nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3015
        goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3016
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3017
    if (__INST(handleType) == @symbol(socketHandle)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3018
        fd = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3019
    } else if ((__INST(handleType) == nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3020
               || (__INST(handleType) == @symbol(filePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3021
               || (__INST(handleType) == @symbol(socketFilePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3022
               || (__INST(handleType) == @symbol(pipeFilePointer))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3023
        fd = fileno(__FILEVal(fp));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3024
    } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3025
        error = @symbol(badHandleType);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3026
        goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3027
    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3028
        
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3029
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3030
     __threadErrno = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3031
     ret = __STX_API_NOINT_CALL1( "FlushFileBuffers", FlushFileBuffers, _get_osfhandle(fd));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3032
     if (ret) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3033
         RETURN (self);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3034
     }
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3035
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3036
     __BEGIN_INTERRUPTABLE__
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3037
     do {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3038
         ret = fsync(fd);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3039
     } while ((ret < 0) && (__threadErrno == EINTR));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3040
     __END_INTERRUPTABLE__
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3041
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3042
     if (ret >= 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3043
         RETURN (self);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3044
     }
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3045
#endif /* ! WIN32 */
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3046
     error = __mkSmallInteger(__threadErrno);
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3047
#endif /* ! __openVMS__ */
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3048
out:;
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3049
%}.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3050
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3051
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3052
        self ioError:error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3053
        ^ self.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3054
    ].
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3055
    handle isNil ifTrue:[self errorNotOpen].
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3056
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3057
    "
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3058
        |f|
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3059
        f := 'x' asFilename writeStream.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3060
        f nextPutAll:'hallo'; sync; syncData; close
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3061
    "
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3062
!
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3063
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3064
syncData
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3065
    "make sure, that the OS writes cached data to the disk.
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3066
     In this case, metadata is only written, if it is
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3067
     required to read the file's data (so metadata will not be written,
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3068
     if only access/modification time has changed)."
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3069
    |error|
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3070
14774
788d94977e4e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14760
diff changeset
  3071
    self flush.
788d94977e4e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14760
diff changeset
  3072
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3073
%{
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3074
#if !defined(__openVMS__)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3075
    int fd;
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3076
    int ret;
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3077
    OBJ fp = __INST(handle);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3078
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3079
    if (fp == nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3080
        goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3081
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3082
    if (__INST(handleType) == @symbol(socketHandle)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3083
        fd = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3084
    } else if ((__INST(handleType) == nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3085
               || (__INST(handleType) == @symbol(filePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3086
               || (__INST(handleType) == @symbol(socketFilePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3087
               || (__INST(handleType) == @symbol(pipeFilePointer))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3088
        fd = fileno(__FILEVal(fp));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3089
    } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3090
        error = @symbol(badHandleType);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3091
        goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3092
    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3093
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3094
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3095
     __threadErrno = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3096
     ret = __STX_API_NOINT_CALL1( "FlushFileBuffers", FlushFileBuffers, _get_osfhandle(fd));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3097
     if (ret) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3098
         RETURN (self);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3099
     }
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3100
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3101
     __BEGIN_INTERRUPTABLE__
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3102
     do {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3103
         ret = fdatasync(fd);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3104
     } while ((ret < 0) && (__threadErrno == EINTR));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3105
     __END_INTERRUPTABLE__
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3106
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3107
     if (ret >= 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3108
         RETURN (self);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3109
     }
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3110
#endif /* ! WIN32 */
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3111
     error = __mkSmallInteger(__threadErrno);
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3112
#endif /* ! __openVMS__ */
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3113
out:;
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3114
%}.
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3115
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3116
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3117
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3118
        self ioError:error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3119
        ^ self.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3120
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3121
    handle isNil ifTrue:[^ self errorNotOpen].
11651
a2f6ca848f35 Fix #sync and #syncData for windows
Stefan Vogel <sv@exept.de>
parents: 11650
diff changeset
  3122
14760
3cd759eef99f class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14753
diff changeset
  3123
    "if notdef HAS_DATASYNC, fall back"
3cd759eef99f class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14753
diff changeset
  3124
    self sync.
3cd759eef99f class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14753
diff changeset
  3125
11651
a2f6ca848f35 Fix #sync and #syncData for windows
Stefan Vogel <sv@exept.de>
parents: 11650
diff changeset
  3126
    "
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3127
        |f|
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3128
        f := 'x' asFilename writeStream.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3129
        f nextPutAll:'hallo'; sync; syncData; close
932
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  3130
    "
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3131
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3132
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3133
!ExternalStream methodsFor:'non homogenous reading'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3134
15254
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3135
next:count into:anObject startingAt:start
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3136
    "read the next count bytes into an object and return the number of
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3137
     bytes read or the number of bytes read, if EOF is encountered before.
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3138
     If the receiver is some socket/pipe-like stream, an exception
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3139
     is raised if the connection is broken.
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3140
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3141
     Warning: if used with a pipe/socket, this blocks until the requested number
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3142
     of bytes have been read. See #nextAvailableBytes:into:startingAt:
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3143
     to only read whats there.
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3144
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3145
     Notice, that in contrast to other methods,
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3146
     this does NOT return nil on EOF, but the actual count.
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3147
     Thus allowing read of partial blocks.
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3148
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3149
     The object must have non-pointer indexed instvars
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3150
     (i.e. it must be a ByteArray, String, Float- or DoubleArray),
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3151
     or an externalBytes object (with known size).
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3152
     If anObject is a string or byteArray and reused, this provides the
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3153
     fastest possible physical I/O (since no new objects are allocated).
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3154
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3155
     Use with care - non object oriented I/O.
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3156
     Warning: in general, you cannot use this method to pass data from other
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3157
     architectures (unless you prepared the buffer with care),
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3158
     since it does not care for byte order or float representation."
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3159
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3160
    ^ self nextBytes:count into:anObject startingAt:start
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3161
!
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3162
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3163
nextAvailable:count
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3164
    "return the next count elements of the stream as aCollection.
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3165
     If the stream reaches the end before count elements have been read,
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3166
     return what is available. (i.e. a shorter collection).
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3167
     The type of collection is specified in #contentsSpecies."
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3168
3956
51f1a9a4d63f changes for egcs (stdio uses __new / utsname)
Claus Gittinger <cg@exept.de>
parents: 3949
diff changeset
  3169
    |buffer n|
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3170
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3171
    binary ifTrue:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  3172
	buffer := ByteArray uninitializedNew:count
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3173
    ] ifFalse:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  3174
	buffer := String uninitializedNew:count
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3175
    ].
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3176
    n := self nextAvailableBytes:count into:buffer startingAt:1.
5202
e8130049b18f #nextAvailableBytes:into:startingAt: may NOT set EOF flag,
Claus Gittinger <cg@exept.de>
parents: 5187
diff changeset
  3177
    n == 0 ifTrue:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  3178
	binary ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3179
	    ^ #[]
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  3180
	].
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  3181
	^ ''
5202
e8130049b18f #nextAvailableBytes:into:startingAt: may NOT set EOF flag,
Claus Gittinger <cg@exept.de>
parents: 5187
diff changeset
  3182
    ].
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3183
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3184
    n ~~ count ifTrue:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  3185
	^ buffer copyTo:n
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3186
    ].
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3187
    ^ buffer.
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3188
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3189
    "
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3190
     (ReadStream on:#(1 2 3 4 5)) nextAvailable:3
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3191
     (ReadStream on:#(1 2 3 4 5)) nextAvailable:10
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3192
     (ReadStream on:'hello') nextAvailable:3
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3193
     (ReadStream on:'hello') nextAvailable:10
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3194
    "
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3195
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3196
    "Modified: / 16.6.1998 / 15:52:41 / cg"
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3197
!
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3198
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3199
nextAvailableBytes:count into:anObject startingAt:start
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3200
    "read the next count bytes into an object and return the number of
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3201
     bytes read or the number of bytes read, if EOF is encountered before,
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3202
     or no more bytes are available for reading (from the pipe/socket).
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3203
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3204
     If the receiver is some socket/pipe-like stream, an exception
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3205
     is raised if the connection is broken.
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3206
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3207
     Notice, that in contrast to other methods,
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3208
     this does NOT return nil on EOF, but the actual count.
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3209
     Thus allowing read of partial blocks.
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3210
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3211
     The object must have non-pointer indexed instvars
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3212
     (i.e. it must be a ByteArray, String, Float- or DoubleArray).
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3213
     If anObject is a string or byteArray and reused, this provides the
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3214
     fastest possible physical I/O (since no new objects are allocated).
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3215
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3216
     Use with care - non object oriented I/O.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3217
     Warning: in general, you cannot use this method to pass data from other
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3218
     architectures since it does not care for byte order or float representation."
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3219
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3220
    |error|
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3221
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3222
%{
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3223
    FILEPOINTER f;
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3224
    int cnt, offs, ret, _buffered;
15987
0fbfbdf4a0a5 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15921
diff changeset
  3225
    int objSize, nInstBytes;
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3226
    char *cp;
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
  3227
    char *extPtr;
7195
755c46f9b774 also handle subclasses of ExternalBytes (Mapped..)
Claus Gittinger <cg@exept.de>
parents: 7118
diff changeset
  3228
    OBJ fp;
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3229
    int o_offs;
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3230
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3231
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3232
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3233
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3234
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3235
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3236
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3237
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3238
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3239
            && __bothSmallInteger(count, start)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3240
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3241
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3242
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3243
            cnt = __intVal(count);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3244
            offs = __intVal(start) - 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3245
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3246
            if (__isExternalBytesLike(anObject)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3247
                OBJ sz;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3248
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3249
                nInstBytes = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3250
                extPtr = (char *)(__externalBytesAddress(anObject));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3251
                if (extPtr == NULL) goto bad;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3252
                sz = __externalBytesSize(anObject);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3253
                if (__isSmallInteger(sz)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3254
                    objSize = __intVal(sz);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3255
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3256
                    objSize = 0; /* unknown */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3257
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3258
            } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3259
                OBJ oClass = __Class(anObject);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3260
                int nInstVars = __intVal(__ClassInstPtr(oClass)->c_ninstvars);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3261
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3262
                nInstBytes = OHDR_SIZE + __OBJS2BYTES__(nInstVars);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3263
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3264
                switch (__intVal(__ClassInstPtr(oClass)->c_flags) & ARRAYMASK) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3265
                    case BYTEARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3266
                    case WORDARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3267
                    case LONGARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3268
                    case SWORDARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3269
                    case SLONGARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3270
                    case FLOATARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3271
                        break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3272
                    case DOUBLEARRAY:
15987
0fbfbdf4a0a5 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15921
diff changeset
  3273
#ifdef __NEED_DOUBLE_ALIGN
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3274
                        nInstBytes = (nInstBytes-1+__DOUBLE_ALIGN) &~ (__DOUBLE_ALIGN-1);
15987
0fbfbdf4a0a5 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15921
diff changeset
  3275
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3276
                        break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3277
                    case LONGLONGARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3278
                    case SLONGLONGARRAY:
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3279
#ifdef __NEED_LONGLONG_ALIGN
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3280
                        nInstBytes = (nInstBytes-1+__LONGLONG_ALIGN) &~ (__LONGLONG_ALIGN-1);
5202
e8130049b18f #nextAvailableBytes:into:startingAt: may NOT set EOF flag,
Claus Gittinger <cg@exept.de>
parents: 5187
diff changeset
  3281
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3282
                        break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3283
                    default:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3284
                        goto bad;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3285
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3286
                extPtr = (char *)0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3287
                objSize = __Size(anObject) - nInstBytes;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3288
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3289
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3290
            if ((offs >= 0) && (cnt >= 0) && (objSize >= (cnt + offs))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3291
                _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3292
                if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3293
                    __READING__(f);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3294
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3295
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3296
                if (extPtr) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3297
                    __READAVAILBYTES__(ret, f, extPtr+offs, cnt, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3298
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3299
                    /*
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3300
                     * on interrupt, anObject may be moved to another location.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3301
                     * So we pass (char *)__InstPtr(anObject) + nInstBytes + offs to the macro __READ_BYTES__,
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3302
                     * to get a new address.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3303
                     */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3304
                    offs += nInstBytes;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3305
                    __READAVAILBYTES_OBJ__(ret, f, anObject, offs, cnt, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3306
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3307
                /* 0 is NOT an EOF condition here ... */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3308
                if (ret >= 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3309
                    if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3310
                        INT np = __intVal(__INST(position)) + ret;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3311
                        OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3312
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3313
                        t = __MKINT(np); __INST(position) = t; __STORE(self, t);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3314
                    } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3315
                        __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3316
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3317
                    RETURN (__mkSmallInteger(ret));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3318
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3319
                __INST(position) = nil;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3320
                error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3321
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3322
        }
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3323
    }
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3324
bad: ;
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3325
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  3326
    (hitEOF and:[self pastEndRead isNil]) ifTrue:[^ 0].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3327
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3328
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3329
        ^ self readError:error
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3330
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3331
    handle isNil ifTrue:[^ self errorNotOpen].
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3332
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3333
    "
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3334
     count not integer or arg not bit-like (String, ByteArray etc)
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3335
    "
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3336
    ^ self primitiveFailed
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3337
!
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3338
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3339
nextByte
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3340
    "read the next byte and return it as an Integer; return nil on error.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3341
     This is allowed in both text and binary modes, always returning the
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3342
     bytes binary value as an integer in 0..255."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3343
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3344
    |error|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  3345
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  3346
    FILEPOINTER f;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3347
    unsigned char byte;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  3348
    int ret, _buffered;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3349
    OBJ fp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3350
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3351
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3352
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3353
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3354
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3355
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3356
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3357
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3358
         && (__INST(mode) != @symbol(writeonly))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3359
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3360
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3361
            _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3362
            if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3363
                __READING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3364
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3365
            __READBYTE__(ret, f, &byte, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3366
            if (ret > 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3367
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3368
                    INT np = __intVal(__INST(position)) + 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3369
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3370
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3371
                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3372
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3373
                    __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3374
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3375
                RETURN (__mkSmallInteger(byte));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3376
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3377
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3378
            if (ret == 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3379
                __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3380
            } else /* ret < 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3381
                __INST(position) = nil;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3382
                error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3383
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3384
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3385
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3386
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  3387
    hitEOF ifTrue:[^ self pastEndRead].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3388
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3389
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3390
        ^ self readError:error
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3391
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3392
    handle isNil ifTrue:[^ self errorNotOpen].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3393
    ^ self errorWriteOnly
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3394
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3395
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3396
nextBytes:count into:anObject startingAt:start
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3397
    "read the next count bytes into an object and return the number of
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  3398
     bytes read or the number of bytes read, if EOF is encountered before.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3399
     If the receiver is some socket/pipe-like stream, an exception
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3400
     is raised if the connection is broken.
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  3401
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3402
     Warning: if used with a pipe/socket, this blocks until the requested number
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3403
     of bytes have been read. See #nextAvailableBytes:into:startingAt:
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3404
     to only read whats there.
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3405
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  3406
     Notice, that in contrast to other methods,
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  3407
     this does NOT return nil on EOF, but the actual count.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3408
     Thus allowing read of partial blocks.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3409
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3410
     The object must have non-pointer indexed instvars
3432
1228d4ba9518 allow reading/writing from/to ExternalBytes
Claus Gittinger <cg@exept.de>
parents: 3420
diff changeset
  3411
     (i.e. it must be a ByteArray, String, Float- or DoubleArray),
1228d4ba9518 allow reading/writing from/to ExternalBytes
Claus Gittinger <cg@exept.de>
parents: 3420
diff changeset
  3412
     or an externalBytes object (with known size).
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3413
     If anObject is a string or byteArray and reused, this provides the
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3414
     fastest possible physical I/O (since no new objects are allocated).
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3415
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3416
     Use with care - non object oriented I/O.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3417
     Warning: in general, you cannot use this method to pass data from other
3432
1228d4ba9518 allow reading/writing from/to ExternalBytes
Claus Gittinger <cg@exept.de>
parents: 3420
diff changeset
  3418
     architectures (unless you prepared the buffer with care),
1228d4ba9518 allow reading/writing from/to ExternalBytes
Claus Gittinger <cg@exept.de>
parents: 3420
diff changeset
  3419
     since it does not care for byte order or float representation."
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3420
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3421
    |error|
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3422
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  3423
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  3424
    int cnt, offs, ret, _buffered;
15987
0fbfbdf4a0a5 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15921
diff changeset
  3425
    int objSize, nInstBytes;
3432
1228d4ba9518 allow reading/writing from/to ExternalBytes
Claus Gittinger <cg@exept.de>
parents: 3420
diff changeset
  3426
    char *extPtr;
7195
755c46f9b774 also handle subclasses of ExternalBytes (Mapped..)
Claus Gittinger <cg@exept.de>
parents: 7118
diff changeset
  3427
    OBJ fp;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3428
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3429
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3430
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3431
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3432
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3433
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3434
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3435
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3436
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3437
            && __bothSmallInteger(count, start)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3438
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3439
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3440
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3441
            cnt = __intVal(count);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3442
            offs = __intVal(start) - 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3443
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3444
            if (__isExternalBytesLike(anObject)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3445
                OBJ sz;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3446
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3447
                nInstBytes = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3448
                extPtr = (char *)(__externalBytesAddress(anObject));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3449
                if (extPtr == NULL) goto bad;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3450
                sz = __externalBytesSize(anObject);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3451
                if (__isSmallInteger(sz)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3452
                    objSize = __intVal(sz);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3453
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3454
                    objSize = 0; /* unknown */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3455
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3456
            } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3457
                OBJ oClass = __Class(anObject);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3458
                int nInstVars = __intVal(__ClassInstPtr(oClass)->c_ninstvars);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3459
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3460
                nInstBytes = OHDR_SIZE + __OBJS2BYTES__(nInstVars);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3461
                switch (__intVal(__ClassInstPtr(oClass)->c_flags) & ARRAYMASK) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3462
                    case BYTEARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3463
                    case WORDARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3464
                    case LONGARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3465
                    case SWORDARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3466
                    case SLONGARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3467
                    case FLOATARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3468
                        break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3469
                    case DOUBLEARRAY:
15987
0fbfbdf4a0a5 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15921
diff changeset
  3470
#ifdef __NEED_DOUBLE_ALIGN
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3471
                        nInstBytes = (nInstBytes-1+__DOUBLE_ALIGN) &~ (__DOUBLE_ALIGN-1);
15987
0fbfbdf4a0a5 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15921
diff changeset
  3472
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3473
                        break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3474
                    case LONGLONGARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3475
                    case SLONGLONGARRAY:
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3476
#ifdef __NEED_LONGLONG_ALIGN
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3477
                        nInstBytes = (nInstBytes-1+__LONGLONG_ALIGN) &~ (__LONGLONG_ALIGN-1);
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3478
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3479
                        break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3480
                    default:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3481
                        goto bad;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3482
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3483
                extPtr = (char *)0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3484
                objSize = __Size(anObject) - nInstBytes;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3485
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3486
            if ((offs >= 0) && (cnt >= 0) && (objSize >= (cnt + offs))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3487
                _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3488
                if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3489
                    __READING__(f);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3490
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3491
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3492
                if (extPtr) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3493
                    __READBYTES__(ret, f, extPtr+offs, cnt, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3494
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3495
                    /*
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3496
                     * on interrupt, anObject may be moved to another location.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3497
                     * So we pass anObject, and the offset to the __READBYTES_OBJ__ macro.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3498
                     */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3499
                    offs += nInstBytes;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3500
                    __READBYTES_OBJ__(ret, f, anObject, offs, cnt, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3501
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3502
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3503
                if (ret > 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3504
                    if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3505
                        INT np = __intVal(__INST(position)) + ret;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3506
                        OBJ t = __MKINT(np); __INST(position) = t; __STORE(self, t);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3507
                    } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3508
                        __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3509
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3510
                    RETURN (__mkSmallInteger(ret));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3511
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3512
                if (ret == 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3513
                    __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3514
                } else /* ret < 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3515
                    __INST(position) = nil;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3516
                    error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3517
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3518
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3519
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3520
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3521
bad: ;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3522
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  3523
    (hitEOF and:[self pastEndRead isNil]) ifTrue:[^ 0].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3524
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3525
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3526
        ^ self readError:error
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3527
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3528
    handle isNil ifTrue:[^ self errorNotOpen].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3529
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3530
    "
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3531
     count not integer or arg not bit-like (String, ByteArray etc)
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3532
    "
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3533
    ^ self primitiveFailed
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  3534
!
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  3535
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3536
nextLong
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3537
    "Read four bytes (msb-first) and return the value as a 32-bit signed Integer.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3538
     The returned value may be a LargeInteger.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3539
     (msb-first for compatibility with other smalltalks)"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3540
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3541
    ^ self nextUnsignedLongMSB:true
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3542
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3543
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3544
nextLongMSB:msbFlag
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3545
    "Read four bytes and return the value as a 32-bit signed Integer,
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3546
     which may be a LargeInteger.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3547
     If msbFlag is true, value is read with most-significant byte first,
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3548
     otherwise least-significant byte comes first.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3549
     A nil is returned, if EOF is hit before all 4 bytes have been read.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3550
     Works in both binary and text modes."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3551
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3552
    |error|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  3553
%{
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3554
    OBJ fp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3555
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3556
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3557
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3558
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3559
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3560
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3561
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3562
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3563
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3564
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3565
            FILEPOINTER f;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3566
            int ret, _buffered;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3567
            int value;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3568
            union {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3569
                unsigned char buffer[4];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3570
                int intVal;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3571
            } u;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3572
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3573
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3574
            _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3575
            if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3576
                __READING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3577
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3578
            __READBYTES__(ret, f, u.buffer, 4, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3579
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3580
            if (ret == 4) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3581
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3582
                    INT np = __intVal(__INST(position)) + 4;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3583
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3584
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3585
                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3586
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3587
                    __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3588
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3589
                if (msbFlag == true) {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  3590
#if defined(__MSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3591
                    value = u.intVal;
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  3592
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3593
                    value = (u.buffer[0] & 0xFF);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3594
                    value = (value << 8) | (u.buffer[1] & 0xFF);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3595
                    value = (value << 8) | (u.buffer[2] & 0xFF);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3596
                    value = (value << 8) | (u.buffer[3] & 0xFF);
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  3597
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3598
                } else {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  3599
#if defined(__LSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3600
                    value = u.intVal;
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  3601
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3602
                    value = (u.buffer[3] & 0xFF);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3603
                    value = (value << 8) | (u.buffer[2] & 0xFF);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3604
                    value = (value << 8) | (u.buffer[1] & 0xFF);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3605
                    value = (value << 8) | (u.buffer[0] & 0xFF);
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3606
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3607
                }
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3608
#if __POINTER_SIZE__ == 8
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3609
                RETURN ( __mkSmallInteger(value));
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3610
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3611
                if ((value >= _MIN_INT) && (value <= _MAX_INT)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3612
                    RETURN ( __mkSmallInteger(value));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3613
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3614
                RETURN ( __MKLARGEINT(value) );
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  3615
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3616
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3617
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3618
            if (ret < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3619
                __INST(position) = nil;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3620
                error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3621
            } else /* ret == 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3622
                __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3623
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3624
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3625
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3626
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  3627
    hitEOF ifTrue:[^ self pastEndRead].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3628
    handle isNil ifTrue:[^ self errorNotOpen].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3629
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3630
    lastErrorNumber := error.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3631
    ^ self readError:error.
362
claus
parents: 360
diff changeset
  3632
!
claus
parents: 360
diff changeset
  3633
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3634
nextShortMSB:msbFlag
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3635
    "Read two bytes and return the value as a 16-bit signed Integer.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3636
     If msbFlag is true, value is read with most-significant byte first,
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3637
     otherwise least-significant byte comes first.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3638
     A nil is returned if EOF is reached (also when EOF is hit after the first byte).
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3639
     Works in both binary and text modes."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3640
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3641
    |error|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  3642
%{
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3643
    OBJ fp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3644
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3645
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3646
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3647
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3648
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3649
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3650
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3651
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3652
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3653
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3654
            FILEPOINTER f;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3655
            int ret, _buffered;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3656
            short value;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3657
            union {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3658
                unsigned char buffer[2];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3659
                short shortVal;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3660
            } u;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3661
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3662
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3663
            _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3664
            if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3665
                __READING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3666
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3667
            __READBYTES__(ret, f, u.buffer, 2, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3668
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3669
            if (ret == 2) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3670
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3671
                    INT np = __intVal(__INST(position)) + 2;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3672
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3673
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3674
                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3675
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3676
                    __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3677
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3678
                if (msbFlag == true) {
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3679
#if defined(__MSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3680
                    value = u.shortVal;
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3681
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3682
                    value = ((u.buffer[0] & 0xFF) << 8) | (u.buffer[1] & 0xFF);
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3683
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3684
                } else {
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3685
#if defined(__LSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3686
                    value = u.shortVal;
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3687
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3688
                    value = ((u.buffer[1] & 0xFF) << 8) | (u.buffer[0] & 0xFF);
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3689
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3690
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3691
                RETURN (__mkSmallInteger(value));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3692
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3693
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3694
            if (ret < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3695
                __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3696
                error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3697
            } else /* ret == 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3698
                __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3699
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3700
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3701
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3702
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  3703
    hitEOF ifTrue:[^ self pastEndRead].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3704
    handle isNil ifTrue:[^ self errorNotOpen].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3705
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3706
    lastErrorNumber := error.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3707
    ^ self readError:error.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3708
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3709
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3710
nextUnsignedLongMSB:msbFlag
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3711
    "Read four bytes and return the value as a 32-bit unsigned Integer, which may be
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3712
     a LargeInteger.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3713
     If msbFlag is true, value is read with most-significant byte first, otherwise
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3714
     least-significant byte comes first.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3715
     A nil is returned, if endOfFile occurs before all 4 bytes have been read.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3716
     Works in both binary and text modes."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3717
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3718
    |error|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  3719
%{
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3720
    OBJ fp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3721
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3722
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3723
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3724
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3725
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3726
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3727
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3728
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3729
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3730
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3731
            FILEPOINTER f;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3732
            int ret, _buffered;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3733
            unsigned INT value;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3734
            union {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3735
                unsigned char buffer[4];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3736
                unsigned int intVal;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3737
            } u;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3738
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3739
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3740
            _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3741
            if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3742
                __READING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3743
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3744
            __READBYTES__(ret, f, u.buffer, 4, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3745
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3746
            if (ret == 4) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3747
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3748
                    INT np = __intVal(__INST(position)) + 4;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3749
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3750
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3751
                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3752
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3753
                    __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3754
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3755
                if (msbFlag == true) {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  3756
#if defined(__MSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3757
                    value = u.intVal;
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  3758
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3759
                    value = u.buffer[0];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3760
                    value = (value << 8) | u.buffer[1];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3761
                    value = (value << 8) | u.buffer[2];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3762
                    value = (value << 8) | u.buffer[3];
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  3763
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3764
                } else {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  3765
#if defined(__LSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3766
                    value = u.intVal;
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  3767
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3768
                    value = u.buffer[3];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3769
                    value = (value << 8) | u.buffer[2];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3770
                    value = (value << 8) | u.buffer[1];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3771
                    value = (value << 8) | u.buffer[0];
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3772
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3773
                }
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3774
#if __POINTER_SIZE__ == 8
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3775
                value &= 0xFFFFFFFF;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3776
                RETURN (__mkSmallInteger(value));
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3777
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3778
                if (value <= _MAX_INT) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3779
                    RETURN (__mkSmallInteger(value));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3780
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3781
                RETURN (__MKULARGEINT(value) );
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  3782
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3783
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3784
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3785
            if (ret < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3786
                __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3787
                error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3788
            } else /* ret == 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3789
                __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3790
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3791
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3792
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3793
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  3794
    hitEOF ifTrue:[^ self pastEndRead].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3795
    handle isNil ifTrue:[^ self errorNotOpen].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3796
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3797
    lastErrorNumber := error.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3798
    ^ self readError:error.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3799
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3800
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3801
nextUnsignedShortMSB:msbFlag
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3802
    "Read two bytes and return the value as a 16-bit unsigned Integer.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3803
     If msbFlag is true, value is read with most-significant byte first,
1079
d47cd86b487b Make methods signal-proof.
Stefan Vogel <sv@exept.de>
parents: 1068
diff changeset
  3804
     otherwise least-significant byte comes first.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3805
     A nil is returned if EOF is reached (also when EOF is hit after the first byte).
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3806
     Works in both binary and text modes."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3807
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3808
    |error|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  3809
%{
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3810
    OBJ fp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3811
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3812
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3813
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3814
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3815
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3816
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3817
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3818
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3819
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3820
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3821
            FILEPOINTER f;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3822
            int ret, _buffered;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3823
            unsigned int value;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3824
            union {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3825
                unsigned char buffer[2];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3826
                unsigned short shortVal;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3827
            } u;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3828
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3829
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3830
            _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3831
            if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3832
                __READING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3833
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3834
            __READBYTES__(ret, f, u.buffer, 2, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3835
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3836
            if (ret == 2) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3837
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3838
                    INT np = __intVal(__INST(position)) + 2;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3839
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3840
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3841
                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3842
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3843
                    __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3844
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3845
                if (msbFlag == true) {
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3846
#if defined(__MSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3847
                    value = u.shortVal;
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3848
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3849
                    value = (u.buffer[0] << 8) | u.buffer[1];
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3850
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3851
                } else {
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3852
#if defined(__LSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3853
                    value = u.shortVal;
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3854
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3855
                    value = (u.buffer[1] << 8) | u.buffer[0];
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3856
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3857
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3858
                RETURN (__mkSmallInteger(value));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3859
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3860
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3861
            if (ret < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3862
                __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3863
                error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3864
            } else /* ret == 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3865
                __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3866
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3867
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3868
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3869
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  3870
    hitEOF ifTrue:[^ self pastEndRead].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3871
    handle isNil ifTrue:[^ self errorNotOpen].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3872
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3873
    lastErrorNumber := error.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3874
    ^ self readError:error.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3875
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3876
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3877
nextWord
15452
e2a3b2dc064b class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15435
diff changeset
  3878
    <resource: #obsolete>
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3879
    "in text-mode:
14632
6fe0dc1d5377 64bit mingw changes
Claus Gittinger <cg@exept.de>
parents: 14603
diff changeset
  3880
	 read the alphaNumeric next word (i.e. up to non letter-or-digit).
6fe0dc1d5377 64bit mingw changes
Claus Gittinger <cg@exept.de>
parents: 14603
diff changeset
  3881
	 return a string containing those characters.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3882
     in binary-mode:
14632
6fe0dc1d5377 64bit mingw changes
Claus Gittinger <cg@exept.de>
parents: 14603
diff changeset
  3883
	 read two bytes (msb-first) and return the value as a 16-bit
6fe0dc1d5377 64bit mingw changes
Claus Gittinger <cg@exept.de>
parents: 14603
diff changeset
  3884
	 unsigned Integer (for compatibility with other smalltalks)"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3885
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3886
    binary ifTrue:[
14632
6fe0dc1d5377 64bit mingw changes
Claus Gittinger <cg@exept.de>
parents: 14603
diff changeset
  3887
	^ self nextUnsignedShortMSB:true
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  3888
    ].
14518
7dad78183779 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14440
diff changeset
  3889
    self obsoleteMethodWarning:'use #nextAlphaNumericWord'.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3890
    ^ self nextAlphaNumericWord
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3891
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3892
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3893
!ExternalStream methodsFor:'non homogenous writing'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3894
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3895
nextPutByte:aByteValue
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3896
    "write a byte.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3897
     Works in both binary and text modes."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3898
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3899
    |error|
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3900
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  3901
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  3902
    FILEPOINTER f;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3903
    char c;
7875
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  3904
    OBJ fp;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  3905
    int cnt, _buffered;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3906
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3907
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3908
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3909
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3910
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3911
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3912
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3913
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3914
            && (__INST(mode) != @symbol(readonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3915
            && __isSmallInteger(aByteValue)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3916
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3917
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3918
            c = __intVal(aByteValue);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3919
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3920
            if (_buffered = (__INST(buffered) == true)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3921
                __WRITING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3922
            }
9053
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  3923
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3924
            if ((f == __win32_stdout()) || (f == __win32_stderr())) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3925
                cnt = __win32_fwrite(&c, 1, 1, f);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3926
            } else
9053
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  3927
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3928
            {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3929
                __WRITEBYTE__(cnt, f, &c, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3930
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3931
            if (cnt == 1) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3932
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3933
                    INT np = __intVal(__INST(position)) + 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3934
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3935
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3936
                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3937
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3938
                    __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3939
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3940
                RETURN (self);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3941
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3942
            if (cnt < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3943
                __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3944
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3945
            error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3946
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3947
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3948
%}.
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3949
    handle isNil ifTrue:[self errorNotOpen. ^ self].
7801
d930c353588d writeError: care for EWOULDBLOCK in nonBlocking case.
penk
parents: 7737
diff changeset
  3950
    (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3951
    lastErrorNumber := error.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3952
    self writeError:error.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3953
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3954
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3955
nextPutBytes:count from:anObject startingAt:start
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3956
    "write count bytes from an object starting at index start.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3957
     return the number of bytes written - which could be 0.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3958
     The object must have non-pointer indexed instvars
3432
1228d4ba9518 allow reading/writing from/to ExternalBytes
Claus Gittinger <cg@exept.de>
parents: 3420
diff changeset
  3959
     (i.e. be a ByteArray, String, Float- or DoubleArray),
1228d4ba9518 allow reading/writing from/to ExternalBytes
Claus Gittinger <cg@exept.de>
parents: 3420
diff changeset
  3960
     or an externalBytes object (with known size).
1228d4ba9518 allow reading/writing from/to ExternalBytes
Claus Gittinger <cg@exept.de>
parents: 3420
diff changeset
  3961
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3962
     Use with care - non object oriented i/o.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3963
     Warning:
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3964
        in general, you cannot use this method to pass non-byte data to other
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3965
        architectures (unless you prepared the buffer with care),
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3966
        since it does not care for byte order or float representation."
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3967
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3968
    |error|
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3969
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  3970
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  3971
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  3972
    int cnt, len, offs, ret;
15987
0fbfbdf4a0a5 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15921
diff changeset
  3973
    int objSize, nInstBytes, _buffered;
3432
1228d4ba9518 allow reading/writing from/to ExternalBytes
Claus Gittinger <cg@exept.de>
parents: 3420
diff changeset
  3974
    char *extPtr;
7875
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  3975
    OBJ fp;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3976
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3977
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3978
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3979
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3980
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3981
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3982
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3983
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3984
            && (__INST(mode) != @symbol(readonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3985
            && __bothSmallInteger(count, start)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3986
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3987
            len = __intVal(count);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3988
            offs = __intVal(start) - 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3989
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3990
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3991
            if (__isExternalBytesLike(anObject)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3992
                OBJ sz;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3993
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3994
                nInstBytes = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3995
                extPtr = (char *)__externalBytesAddress(anObject);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3996
                if (extPtr == NULL) goto bad;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3997
                sz = __externalBytesSize(anObject);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3998
                if (__isSmallInteger(sz)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3999
                    objSize = __intVal(sz);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4000
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4001
                    objSize = 0; /* unknown */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4002
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4003
            } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4004
                OBJ oClass = __Class(anObject);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4005
                int nInstVars = __intVal(__ClassInstPtr(oClass)->c_ninstvars);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4006
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4007
                nInstBytes = OHDR_SIZE + __OBJS2BYTES__(nInstVars);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4008
                switch (__intVal(__ClassInstPtr(oClass)->c_flags) & ARRAYMASK) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4009
                    case BYTEARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4010
                    case WORDARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4011
                    case LONGARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4012
                    case SWORDARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4013
                    case SLONGARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4014
                    case FLOATARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4015
                        break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4016
                    case DOUBLEARRAY:
15987
0fbfbdf4a0a5 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15921
diff changeset
  4017
#ifdef __NEED_DOUBLE_ALIGN
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4018
                        nInstBytes = (nInstBytes-1+__DOUBLE_ALIGN) &~ (__DOUBLE_ALIGN-1);
15987
0fbfbdf4a0a5 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15921
diff changeset
  4019
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4020
                        break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4021
                    case LONGLONGARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4022
                    case SLONGLONGARRAY:
15987
0fbfbdf4a0a5 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15921
diff changeset
  4023
#ifdef __NEED_LONGLONG_ALIGN
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4024
                        nInstBytes = (nInstBytes-1+__LONGLONG_ALIGN) &~ (__LONGLONG_ALIGN-1);
15987
0fbfbdf4a0a5 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15921
diff changeset
  4025
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4026
                        break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4027
                    default:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4028
                        goto bad;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4029
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4030
                extPtr = (char *)0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4031
                objSize = __Size(anObject) - nInstBytes;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4032
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4033
            if ( (offs >= 0) && (len >= 0) && (objSize >= (len + offs)) ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4034
                if (_buffered = (__INST(buffered) == true)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4035
                    __WRITING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4036
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4037
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4038
                if (extPtr) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4039
                    __WRITEBYTES__(cnt, f, extPtr+offs, len, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4040
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4041
                    /*
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4042
                     * on interrupt, anObject may be moved to another location.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4043
                     * So we pass anObject, and the offset to the __WRITEBYTES_OBJ__ macro.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4044
                     */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4045
                    offs += nInstBytes;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4046
                    __WRITEBYTES_OBJ__(cnt, f, anObject, offs, len, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4047
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4048
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4049
                if (cnt >= 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4050
                    if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4051
                        INT np = __intVal(__INST(position)) + cnt;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4052
                        OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4053
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4054
                        t = __MKINT(np); __INST(position) = t; __STORE(self, t);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4055
                    } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4056
                        __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4057
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4058
                    RETURN ( __mkSmallInteger(cnt) );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4059
                } else /* cnt < 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4060
                    if (
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4061
#ifdef EWOULDBLOCK
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4062
                        (__threadErrno == EWOULDBLOCK) ||
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4063
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4064
                        (__threadErrno == EAGAIN)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4065
                    ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4066
                        RETURN ( __mkSmallInteger(0) );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4067
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4068
                    __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4069
                    error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4070
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4071
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4072
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4073
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4074
bad: ;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4075
%}.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4076
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4077
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4078
        self writeError:error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4079
        ^ self
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4080
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4081
    handle isNil ifTrue:[^ self errorNotOpen].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4082
    (mode == #readonly) ifTrue:[^ self errorReadOnly].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4083
    ^ self primitiveFailed
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4084
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4085
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4086
nextPutLong:aNumber MSB:msbFlag
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4087
    "Write the argument, aNumber as a long (four bytes). If msbFlag is
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4088
     true, data is written most-significant byte first; otherwise least
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4089
     first.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4090
     Works in both binary and text modes."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4091
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4092
    |error|
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4093
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  4094
%{
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4095
    int num;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4096
    union {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4097
        char bytes[4];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4098
        int intVal;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4099
    } u;
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  4100
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4101
    int cnt, _buffered;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4102
    OBJ fp;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4103
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4104
    __INST(lastErrorNumber) = nil;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4105
    if (__isSmallInteger(aNumber)) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4106
        num = __intVal(aNumber);
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4107
    } else {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  4108
#if __POINTER_SIZE__ == 8
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4109
        goto badArg;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4110
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4111
        num = __longIntVal(aNumber);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4112
        if (num == 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4113
            num = __signedLongIntVal(aNumber);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4114
            if (num == 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4115
                /* bad arg or out-of-range integer
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4116
                 * (handled by the fallBack code)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4117
                 */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4118
                goto badArg;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4119
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4120
        }
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4121
#endif
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4122
    }
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4123
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4124
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4125
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4126
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4127
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4128
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4129
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4130
         && (__INST(mode) != @symbol(readonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4131
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4132
            if (msbFlag == true) {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  4133
#if defined(__MSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4134
                u.intVal = num;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4135
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4136
                u.bytes[0] = (num >> 24) & 0xFF;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4137
                u.bytes[1] = (num >> 16) & 0xFF;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4138
                u.bytes[2] = (num >> 8) & 0xFF;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4139
                u.bytes[3] = num & 0xFF;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4140
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4141
            } else {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  4142
#if defined(__LSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4143
                u.intVal = num;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4144
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4145
                u.bytes[3] = (num >> 24) & 0xFF;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4146
                u.bytes[2] = (num >> 16) & 0xFF;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4147
                u.bytes[1] = (num >> 8) & 0xFF;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4148
                u.bytes[0] = num & 0xFF;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4149
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4150
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4151
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4152
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4153
            if (_buffered = (__INST(buffered) == true)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4154
                __WRITING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4155
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4156
            __WRITEBYTES__(cnt, f, u.bytes, 4, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4157
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4158
            if (cnt == 4) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4159
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4160
                    INT np = __intVal(__INST(position)) + 4;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4161
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4162
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4163
                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4164
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4165
                    __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4166
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4167
                RETURN ( self );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4168
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4169
            __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4170
            error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4171
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4172
    }
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4173
badArg: ;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4174
%}.
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4175
    handle isNil ifTrue:[self errorNotOpen. ^ self].
7801
d930c353588d writeError: care for EWOULDBLOCK in nonBlocking case.
penk
parents: 7737
diff changeset
  4176
    (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4177
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4178
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4179
        self writeError:error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4180
        ^ self
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4181
    ].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4182
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4183
    aNumber isInteger ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4184
        ^ super nextPutLong:aNumber MSB:msbFlag
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  4185
    ].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4186
    self argumentMustBeInteger
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4187
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4188
15655
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  4189
nextPutShort:anIntegerOrCharacter MSB:msbFlag
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  4190
    "Write the argument, anIntegerOrCharacter as a short (two bytes). If msbFlag is
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4191
     true, data is written most-significant byte first; otherwise least
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4192
     first.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4193
     Works in both binary and text modes."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4194
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4195
    |error|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  4196
%{
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4197
    int num;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4198
    union {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4199
        char bytes[2];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4200
        short shortVal;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4201
    } u;
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4202
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  4203
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4204
    int cnt, _buffered;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4205
    OBJ fp;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4206
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4207
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4208
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4209
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4210
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4211
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4212
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4213
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4214
            && (__INST(mode) != @symbol(readonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4215
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4216
            if (__isSmallInteger(anIntegerOrCharacter)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4217
                num = __intVal(anIntegerOrCharacter);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4218
            } else if (__isCharacter(anIntegerOrCharacter)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4219
                num = __smallIntegerVal(__characterVal(anIntegerOrCharacter));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4220
            } else
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4221
                goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4222
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4223
            if (msbFlag == true) {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  4224
#if defined(__MSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4225
                u.shortVal = num;
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4226
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4227
                u.bytes[0] = (num >> 8) & 0xFF;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4228
                u.bytes[1] = num & 0xFF;
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4229
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4230
            } else {
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4231
#if defined(__LSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4232
                u.shortVal = num;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4233
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4234
                u.bytes[1] = (num >> 8) & 0xFF;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4235
                u.bytes[0] = num & 0xFF;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4236
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4237
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4238
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4239
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4240
            if (_buffered = (__INST(buffered) == true)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4241
                __WRITING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4242
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4243
            __WRITEBYTES__(cnt, f, u.bytes, 2, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4244
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4245
            if (cnt == 2) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4246
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4247
                    INT np = __intVal(__INST(position)) + 2;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4248
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4249
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4250
                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4251
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4252
                    __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4253
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4254
                RETURN ( self );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4255
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4256
            __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4257
            error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4258
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4259
    }
15655
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  4260
out:;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4261
%}.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4262
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4263
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4264
        self writeError:error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4265
        ^ self
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4266
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4267
    handle isNil ifTrue:[self errorNotOpen. ^ self].
7801
d930c353588d writeError: care for EWOULDBLOCK in nonBlocking case.
penk
parents: 7737
diff changeset
  4268
    (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4269
    self argumentMustBeInteger
10
claus
parents: 5
diff changeset
  4270
! !
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4271
7053
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4272
!ExternalStream methodsFor:'positioning'!
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4273
15619
3f2e6f5fab12 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15496
diff changeset
  4274
position
7053
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4275
    self subclassResponsibility
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4276
!
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4277
15619
3f2e6f5fab12 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15496
diff changeset
  4278
position:index0Based
7053
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4279
    self subclassResponsibility
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4280
! !
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4281
12631
9e55d449f787 added: #printOn:
Stefan Vogel <sv@exept.de>
parents: 12553
diff changeset
  4282
!ExternalStream methodsFor:'printing & storing'!
9e55d449f787 added: #printOn:
Stefan Vogel <sv@exept.de>
parents: 12553
diff changeset
  4283
9e55d449f787 added: #printOn:
Stefan Vogel <sv@exept.de>
parents: 12553
diff changeset
  4284
printOn:aStream
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4285
    aStream
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4286
	nextPutAll:self className;
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4287
	nextPutAll:'(handle:('.
12631
9e55d449f787 added: #printOn:
Stefan Vogel <sv@exept.de>
parents: 12553
diff changeset
  4288
    handle printOn:aStream.
9e55d449f787 added: #printOn:
Stefan Vogel <sv@exept.de>
parents: 12553
diff changeset
  4289
    aStream nextPutAll:'))'
9e55d449f787 added: #printOn:
Stefan Vogel <sv@exept.de>
parents: 12553
diff changeset
  4290
! !
9e55d449f787 added: #printOn:
Stefan Vogel <sv@exept.de>
parents: 12553
diff changeset
  4291
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4292
!ExternalStream methodsFor:'private'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4293
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4294
clearEOF
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4295
    hitEOF := false
16300
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4296
! !
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4297
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4298
!ExternalStream protectedMethodsFor:'private'!
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4299
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4300
closeFile
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4301
    "low level close - may be redefined in subclasses
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4302
     Don't send this message, send #close instead"
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4303
12674
80fbcc4be1d6 changed: #closeFile
Stefan Vogel <sv@exept.de>
parents: 12631
diff changeset
  4304
    |fp error|
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4305
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4306
    fp := handle.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4307
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4308
%{
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4309
    int rslt;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4310
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4311
    if (fp == nil) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4312
        error = @symbol(errorNotOpen);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4313
        goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4314
    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4315
        
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4316
    if (__INST(handleType) == @symbol(socketHandle)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4317
        SOCKET sock = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4318
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4319
        if (@global(FileOpenTrace) == true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4320
            fprintf(stderr, "close socket [ExternalStream] %"_lx_"\n", sock);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4321
        }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4322
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4323
        // whether the close() will be successful or not - the handle is invalid now!
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4324
        __INST(handle) = nil;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4325
        do {
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4326
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4327
            rslt = __STX_WSA_NOINT_CALL1("closesocket", closesocket, sock);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4328
#else
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4329
            rslt = close(sock);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4330
#endif
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4331
        } while((rslt < 0) && (__threadErrno == EINTR));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4332
    } else if ((__INST(handleType) == nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4333
               || (__INST(handleType) == @symbol(filePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4334
               || (__INST(handleType) == @symbol(socketFilePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4335
               || (__INST(handleType) == @symbol(pipeFilePointer)))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4336
    {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4337
        FILEPOINTER f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4338
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4339
        if (@global(FileOpenTrace) == true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4340
            fprintf(stderr, "fclose [ExternalStream] %"_lx_"\n", f);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4341
        }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4342
        // whether the close() will be successful or not - the handle is invalid now!
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4343
        __INST(handle) = nil;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4344
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4345
#ifdef WIN32
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4346
        if (__INST(mode) != @symbol(readonly) && __INST(buffered) != false) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4347
            // do a fflush() first, so that fclose() doesn't block
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4348
            // we suspect, that EINTR causes problems in fclose()
16300
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4349
            do {
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4350
                __threadErrno = 0;
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4351
                rslt = __STX_C_CALL1("fflush", fflush, f);
16300
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4352
            } while((rslt < 0) && (__threadErrno == EINTR));
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4353
        }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4354
        do {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4355
            __threadErrno = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4356
            rslt = __STX_C_NOINT_CALL1("fclose", fclose, f);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4357
        } while((rslt < 0) && (__threadErrno == EINTR));
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4358
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4359
        __BEGIN_INTERRUPTABLE__
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4360
        rslt = fclose(f);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4361
        __END_INTERRUPTABLE__
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4362
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4363
    } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4364
        error = @symbol(badHandleType);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4365
        goto out;
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4366
    }
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4367
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4368
    if (rslt < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4369
        error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4370
        goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4371
    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4372
    RETURN (self);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4373
12674
80fbcc4be1d6 changed: #closeFile
Stefan Vogel <sv@exept.de>
parents: 12631
diff changeset
  4374
out:;
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4375
%}.
12674
80fbcc4be1d6 changed: #closeFile
Stefan Vogel <sv@exept.de>
parents: 12631
diff changeset
  4376
80fbcc4be1d6 changed: #closeFile
Stefan Vogel <sv@exept.de>
parents: 12631
diff changeset
  4377
    error notNil ifTrue:[
16300
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4378
        error == #errorNotOpen ifTrue:[
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4379
            self errorNotOpen.
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4380
        ].
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4381
        error isInteger ifTrue:[
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4382
            lastErrorNumber := error.
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4383
            self writeError:error.
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4384
            ^ self.
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4385
        ].
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4386
        self primitiveFailed:error.
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4387
        ^ self.
12674
80fbcc4be1d6 changed: #closeFile
Stefan Vogel <sv@exept.de>
parents: 12631
diff changeset
  4388
    ].
80fbcc4be1d6 changed: #closeFile
Stefan Vogel <sv@exept.de>
parents: 12631
diff changeset
  4389
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4390
    "/ fallback for rel5
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4391
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4392
    fp := handle.
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4393
    fp notNil ifTrue:[
16300
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4394
        handle := nil.
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4395
        self closeFile:fp
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4396
    ]
16300
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4397
! !
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4398
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4399
!ExternalStream methodsFor:'private'!
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4400
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4401
closeFile:handle
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4402
    "for rel5 only"
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4403
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4404
    self primitiveFailed
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4405
!
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4406
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  4407
connectTo:aFileDescriptor withMode:modeSymbol handleType:handleTypeSymbol
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4408
    "connect a fileDescriptor; openmode is the string defining the way to open.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4409
     This can be used to connect an externally provided fileDescriptor (from
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4410
     primitive code) or a pipeFileDescriptor (as returned by makePipe) to
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4411
     a Stream object.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4412
     The openMode ('r', 'w' etc.) must match the mode in which
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4413
     the fileDescriptor was originally opened (otherwise i/o errors will be reported later)."
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4414
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  4415
    |retVal error openmode|
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4416
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4417
    handle notNil ifTrue:[^ self errorAlreadyOpen].
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  4418
    mode := modeSymbol.
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  4419
    openmode := self fopenMode.
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4420
%{
12683
40b0a5cd3fd3 changed:
Stefan Vogel <sv@exept.de>
parents: 12678
diff changeset
  4421
    FILEPOINTER f = 0;
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4422
    OBJ fp;
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4423
    FILE *fdopen();
12683
40b0a5cd3fd3 changed:
Stefan Vogel <sv@exept.de>
parents: 12678
diff changeset
  4424
    int fd = -2;
40b0a5cd3fd3 changed:
Stefan Vogel <sv@exept.de>
parents: 12678
diff changeset
  4425
40b0a5cd3fd3 changed:
Stefan Vogel <sv@exept.de>
parents: 12678
diff changeset
  4426
    if (__isStringLike(openmode)) {
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4427
#ifdef WIN32
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4428
	__stxWrapApiEnterCritical();
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4429
#endif
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4430
	if (__isSmallInteger(aFileDescriptor)) {
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4431
	    fd = __intVal(aFileDescriptor);
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4432
	}
12683
40b0a5cd3fd3 changed:
Stefan Vogel <sv@exept.de>
parents: 12678
diff changeset
  4433
#ifdef WIN32
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4434
	else if (__isExternalAddressLike(aFileDescriptor)) {
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4435
	    fd = _open_osfhandle((long)__externalAddressVal(aFileDescriptor), O_BINARY);
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4436
	    if (fd < 0) {
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4437
		if (__threadErrno == 0) {
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4438
		    // no more file descriptors
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4439
		    __threadErrno = EMFILE;
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4440
		}
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4441
		error = __mkSmallInteger(__threadErrno);
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4442
		__stxWrapApiLeaveCritical();
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4443
		goto out;
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4444
	    }
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4445
	}
12683
40b0a5cd3fd3 changed:
Stefan Vogel <sv@exept.de>
parents: 12678
diff changeset
  4446
#endif
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4447
	f = (FILEPOINTER) fdopen(fd, (char *)__stringVal(openmode));
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4448
#ifdef WIN32
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4449
	__stxWrapApiLeaveCritical();
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4450
#endif
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4451
	if (f == NULL) {
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4452
	    error =__mkSmallInteger(__threadErrno);
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4453
	} else {
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4454
	    if (@global(FileOpenTrace) == true) {
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4455
		fprintf(stderr, "fdopen [ExternalStream] %d (%"_lx_") -> %x\n", fd, fd, (INT)f);
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4456
	    }
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4457
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4458
	    fp = __MKFILEPOINTER(f); __INST(handle) = fp; __STORE(self, fp);
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4459
	    retVal = self;
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4460
	}
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4461
    }
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4462
out:;
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4463
%}.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4464
    retVal notNil ifTrue:[
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4465
	position := 0.
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4466
	buffered isNil ifTrue:[
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4467
	    buffered := true.       "default is buffered"
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4468
	].
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4469
	handleType := handleTypeSymbol.
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4470
	Lobby register:self.
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4471
	^ retVal
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4472
    ].
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4473
    error notNil ifTrue:[
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4474
	OperatingSystem closeFd:aFileDescriptor.
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4475
	lastErrorNumber := error.
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4476
	position := nil.
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4477
	"
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4478
	 the open failed for some reason ...
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4479
	"
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4480
	^ self openError:error
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4481
    ].
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4482
!
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4483
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4484
dupFd
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4485
    "duplicate my file descriptor"
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4486
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4487
    |fd dupFd|
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4488
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4489
    fd := self fileHandle.
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4490
    dupFd := OperatingSystem dup:fd.
10989
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4491
    self setFileHandle:dupFd mode:self fopenMode.
10995
94ed80f3bfc7 changed #gotErrorOrEOF
sr
parents: 10989
diff changeset
  4492
!
10989
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4493
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4494
fopenMode
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4495
   "answer the mode for fopen.
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4496
    Only used internally"
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4497
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4498
   mode == #readonly ifTrue:[
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4499
	^ ReadMode
10989
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4500
   ].
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4501
   mode == #writeonly ifTrue:[
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4502
	^ WriteMode
10989
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4503
   ].
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4504
   mode == #readWrite ifTrue:[
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4505
	^ ReadWriteMode
10989
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4506
   ].
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4507
   mode == #append ifTrue:[
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4508
	^ AppendMode
10989
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4509
   ].
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4510
   ^ ReadWriteMode
10995
94ed80f3bfc7 changed #gotErrorOrEOF
sr
parents: 10989
diff changeset
  4511
!
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4512
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4513
open:aPath withMode:openModeString
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4514
    "low level open; opens the file/device and sets the handle instance
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4515
     variable. Careful: this does not care for any other state."
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4516
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4517
    |ok error|
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4518
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4519
    ok := false.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4520
%{
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4521
    FILE *f;
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4522
    OBJ fp;
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4523
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4524
    if (__isStringLike(aPath) && __isStringLike(openModeString)) {
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4525
#ifdef WIN32
10339
972d0164125a *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10328
diff changeset
  4526
# if 1
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4527
       f = fopen((char *) __stringVal(aPath), (char *) __stringVal(openModeString));
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4528
# else
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4529
	__BEGIN_INTERRUPTABLE__
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4530
	do {
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4531
	    f = fopen((char *) __stringVal(aPath), (char *) __stringVal(openModeString));
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4532
	} while ((f == NULL) && (__threadErrno == EINTR));
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4533
	__END_INTERRUPTABLE__
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4534
# endif
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4535
#else /* UNIX */
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4536
	__BEGIN_INTERRUPTABLE__
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4537
	do {
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4538
	    f = fopen((char *) __stringVal(aPath), (char *) __stringVal(openModeString));
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4539
	} while ((f == NULL) && (__threadErrno == EINTR));
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4540
	__END_INTERRUPTABLE__
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4541
#endif /* UNIX */
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4542
	if (f == NULL) {
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4543
	    error = __mkSmallInteger(__threadErrno);
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4544
	} else {
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4545
	    if (@global(FileOpenTrace) == true) {
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4546
		fprintf(stderr, "fopen %s [ExternalStream] -> %"_lx_"\n", __stringVal(aPath), (INT)f);
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4547
	    }
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4548
	    fp = __MKFILEPOINTER(f); __INST(handle) = fp; __STORE(self, fp);
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4549
	    __INST(handleType) = @symbol(filePointer);
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4550
	    ok = true;
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4551
	}
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4552
    }
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4553
%}.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4554
    ok ifTrue:[
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4555
	position := 0.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4556
	Lobby register:self.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4557
	^ self.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4558
    ].
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4559
    error notNil ifTrue:[
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4560
	"
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4561
	 the open failed for some reason ...
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4562
	"
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4563
	lastErrorNumber := error.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4564
	self openError:error.
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4565
    ].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4566
    self primitiveFailed.
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4567
!
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4568
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4569
reOpen
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4570
    "USERS WILL NEVER INVOKE THIS METHOD
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4571
     sent after snapin to reopen streams.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4572
     cannot reopen here since I am abstract and have no device knowledge"
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4573
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4574
    self class name errorPrint. ' [warning]: automatic reOpen not supported - stream closed' errorPrintCR.
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4575
    handle := nil.
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4576
    Lobby unregister:self.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4577
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4578
    "Modified: 10.1.1997 / 17:50:44 / cg"
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4579
!
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4580
12398
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4581
setAccessor:what to:something
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4582
    "set the filePointer/fileHandle to the given one;
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4583
     low level private & friend interface; may also be used to connect to some
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4584
     externally provided handle."
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4585
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4586
    handle := something.
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4587
    handleType := what.
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4588
!
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4589
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4590
setFileDescriptor:anInteger mode:openMode
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4591
    "set the handle based upon a given fileDescriptor -
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4592
     notice: this one is based on the underlying OSs fileDescriptor -
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4593
     this may not be available on all platforms (i.e. non unix systems)."
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4594
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4595
    self setFileHandle:anInteger mode:openMode
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4596
!
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4597
12398
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4598
setFileHandle:something
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4599
    "set the fileHandle to the given one;
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4600
     low level private & friend interface; may also be used to connect to some
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4601
     externally provided file handle."
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4602
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4603
    self setAccessor:#fileHandle to:something
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4604
!
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4605
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4606
setFileHandle:anIntegerOrExternalAddress mode:openMode
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4607
    "set the handle based upon a given fileHandle -
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4608
     notice: this one is based on the underlying OSs fileDescriptor -
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4609
     this is a fileDescriptor (Integer) on Unix and Windows, or an Handle (ExternalAddres) on Windows only.
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4610
     It may not be available on all platforms."
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4611
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4612
%{
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4613
    FILEPOINTER f;
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4614
    OBJ fp;
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4615
    FILE *fdopen();
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4616
    int fd;
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4617
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4618
    if (!__isStringLike(openMode))
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4619
	goto err;
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4620
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4621
#ifdef WIN32
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4622
    __stxWrapApiEnterCritical();
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4623
    if (__isExternalAddressLike(anIntegerOrExternalAddress) ) {
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4624
	HANDLE __fileHandle = (HANDLE)__externalAddressVal(anIntegerOrExternalAddress);
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4625
	fd = _open_osfhandle((long)__fileHandle, O_BINARY);      /* should we handle readonly, append or text mode? */
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4626
	if (fd < 0) {
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4627
	    __stxWrapApiLeaveCritical();
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4628
	    CloseHandle(__fileHandle);
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4629
	    goto err;
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4630
	}
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4631
    } else
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4632
#endif
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4633
    if (__isSmallInteger(anIntegerOrExternalAddress)) {
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4634
	fd = __smallIntegerVal(anIntegerOrExternalAddress);
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4635
    } else {
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4636
#ifdef WIN32
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4637
	__stxWrapApiLeaveCritical();
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4638
#endif
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4639
	goto err;
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4640
    }
10997
8ec53332c725 _fdopen -> fdopen()
Stefan Vogel <sv@exept.de>
parents: 10995
diff changeset
  4641
    f = fdopen(fd, __stringVal(openMode));
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4642
#ifdef WIN32
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4643
    __stxWrapApiLeaveCritical();
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4644
#endif
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4645
    if (f != NULL) {
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4646
	if (@global(FileOpenTrace) == true) {
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4647
	    fprintf(stderr, "fdopen [ExternalStream] %d -> %"_lx_"\n", fd, (INT)f);
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4648
	}
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4649
	fp = __MKFILEPOINTER(f); __INST(handle) = fp; __STORE(self, fp);
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4650
	__INST(handleType) = @symbol(filePointer);
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4651
	RETURN (self);
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4652
    }
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4653
err:;
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4654
%}.
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4655
    ^ self primitiveFailed
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4656
!
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4657
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4658
setFilePointer:something
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4659
    "set the filePointer to the given one;
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4660
     low level private & friend interface; may also be used to connect to some
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4661
     externally provided file."
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4662
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4663
    self setAccessor:#filePointer to:something
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4664
!
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4665
12398
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4666
setLastError:aNumber
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4667
    lastErrorNumber := aNumber
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4668
!
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4669
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4670
setSocketHandle:something
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4671
    "set the socketHandle to the given one;
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4672
     low level private & friend interface; may also be used to connect to some
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4673
     externally provided socket handle."
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4674
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4675
    self setAccessor:#socketHandle to:something
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4676
! !
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4677
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4678
!ExternalStream methodsFor:'queries'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4679
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4680
nextError
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4681
    "return the error by trying to read something.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4682
     Should only be used, when we know, that a read operation
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4683
     will return an error (otherwise a character may be lost).
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4684
     Return an integer (error number), 0 (EOF) or nil (no error)"
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4685
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4686
%{ /*NOCONTEXT*/
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4687
    FILEPOINTER f;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4688
    int ret, _buffered;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4689
    OBJ fp;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4690
    unsigned char ch;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4691
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4692
    if ((__INST(handleType) == nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4693
     || (__INST(handleType) == @symbol(filePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4694
     || (__INST(handleType) == @symbol(socketFilePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4695
     || (__INST(handleType) == @symbol(socketHandle))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4696
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4697
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4698
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4699
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4700
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4701
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4702
            _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4703
            if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4704
                __READING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4705
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4706
            __READBYTE__(ret, f, &ch, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4707
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4708
            if (ret > 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4709
                RETURN(nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4710
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4711
            if (ret < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4712
                RETURN(__mkSmallInteger(__threadErrno));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4713
            } else /* ret == 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4714
                RETURN(__mkSmallInteger(0)); /* EOF */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4715
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4716
        }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4717
    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4718
%}.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4719
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4720
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4721
numAvailable
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4722
    "return the number of bytes available for reading"
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4723
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4724
    |fd|
7804
7128efd3b504 isNonBlocking -> isBlocking
Claus Gittinger <cg@exept.de>
parents: 7801
diff changeset
  4725
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4726
    handle isNil ifTrue:[^ self errorNotOpen].
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4727
    mode == #writeonly ifTrue:[^ self errorWriteOnly].
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4728
    fd := self fileDescriptor.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4729
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4730
%{
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4731
#ifdef WIN32
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4732
    int res = 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4733
    int success = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4734
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4735
    if (__INST(handleType) == @symbol(socketHandle)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4736
        success = ioctlsocket((SOCKET)__externalAddressVal(fd), FIONREAD, &res) == 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4737
    } else if (__INST(handleType) == @symbol(socketFilePointer)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4738
        success = ioctlsocket((SOCKET)_get_osfhandle(__intVal(fd)), FIONREAD, &res) == 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4739
    } else if (__INST(handleType) == @symbol(pipeFilePointer)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4740
        success = PeekNamedPipe((HANDLE)_get_osfhandle(__intVal(fd)),0,0,0,&res,0);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4741
    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4742
    if (success) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4743
        if (__INST(readAhead) != nil) res++;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4744
        RETURN(__mkSmallInteger(res));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4745
    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4746
#endif
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4747
%}.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4748
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4749
    ^ (readAhead notNil or:[OperatingSystem readCheck:fd]) ifTrue:[1] ifFalse:[0].
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4750
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4751
    "Created: / 4.2.1998 / 16:56:01 / cg"
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4752
    "Modified: / 4.2.1998 / 17:31:11 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4753
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4754
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4755
!ExternalStream methodsFor:'reading'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4756
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4757
next
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4758
    "return the next element; advance read position.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4759
     In binary mode, an integer is returned, otherwise a character.
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4760
     If there are no more elements, either an exception is thrown or nil is returned
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4761
     - see #pastEndRead."
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  4762
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4763
    |c error|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  4764
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  4765
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4766
    int ret, _buffered;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4767
    OBJ pos, fp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4768
    unsigned char ch;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4769
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4770
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4771
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4772
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4773
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4774
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4775
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4776
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4777
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4778
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4779
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4780
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4781
            _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4782
            if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4783
                __READING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4784
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4785
            __READBYTE__(ret, f, &ch, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4786
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4787
            if (ret > 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4788
                pos = __INST(position);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4789
                if (__isSmallInteger(pos)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4790
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4791
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4792
                    t = __MKINT(__intVal(pos) + 1); __INST(position) = t; __STORE(self, t);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4793
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4794
                    __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4795
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4796
                if (__INST(binary) == true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4797
                    RETURN ( __mkSmallInteger(ch) );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4798
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4799
                RETURN ( __MKCHARACTER(ch) );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4800
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4801
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4802
            __INST(position) = nil;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4803
            if (ret < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4804
                error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4805
            } else /* ret == 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4806
                __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4807
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4808
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4809
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4810
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  4811
    hitEOF == true ifTrue:[^ self pastEndRead].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4812
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4813
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4814
        ^ self readError:error
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4815
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4816
    handle isNil ifTrue:[^ self errorNotOpen].
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4817
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4818
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4819
    readAhead notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4820
        c := readAhead.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4821
        readAhead := nil.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4822
        ^ c.
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4823
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4824
    c := self nextByteFromFile:handle.
5430
7d0aa5fc6c22 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 5420
diff changeset
  4825
    c isNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4826
        ^ self pastEndRead.
5430
7d0aa5fc6c22 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 5420
diff changeset
  4827
    ].
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4828
    binary == true ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4829
        ^ c
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4830
    ].
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4831
    ^ Character value:c
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4832
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4833
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4834
next:count
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4835
    "return the next count elements of the stream as a collection.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4836
     Redefined to return a String or ByteArray instead of the default: Array."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4837
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4838
    |coll nRead|
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4839
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4840
    binary ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4841
	coll := ByteArray uninitializedNew:count
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4842
    ] ifFalse:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4843
	coll := String new:count
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4844
    ].
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4845
    nRead := self nextBytes:count into:coll startingAt:1.
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4846
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4847
    "/ for readStream protocol compatibility,
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4848
    "/ we must raise an exception here.
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4849
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4850
    nRead < count ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4851
	^ self pastEndRead
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4852
    ].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4853
    ^ coll
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4854
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4855
    "Modified: 11.1.1997 / 17:44:17 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4856
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4857
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4858
nextOrNil
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4859
    "return the next element; advance read position.
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4860
     In binary mode, an integer is returned, otherwise a character.
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4861
     If there are no more elements, nil is returned.
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4862
     This is #atEnd and #next in a single operation - to speed up some code"
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4863
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4864
    |c error|
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4865
%{
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4866
    FILEPOINTER f;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4867
    int ret, _buffered;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4868
    OBJ pos, fp;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4869
    unsigned char ch;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4870
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4871
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4872
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4873
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4874
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4875
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4876
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4877
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4878
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4879
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4880
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4881
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4882
            _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4883
            if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4884
                __READING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4885
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4886
            __READBYTE__(ret, f, &ch, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4887
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4888
            if (ret > 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4889
                pos = __INST(position);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4890
                if (__isSmallInteger(pos)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4891
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4892
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4893
                    t = __MKINT(__intVal(pos) + 1); __INST(position) = t; __STORE(self, t);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4894
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4895
                    __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4896
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4897
                if (__INST(binary) == true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4898
                    RETURN ( __mkSmallInteger(ch) );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4899
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4900
                RETURN ( __MKCHARACTER(ch) );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4901
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4902
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4903
            __INST(position) = nil;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4904
            if (ret < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4905
                error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4906
            } else /* ret == 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4907
                __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4908
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4909
        }
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4910
    }
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4911
%}.
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4912
    hitEOF == true ifTrue:[^ nil].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4913
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4914
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4915
        ^ self readError:error.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4916
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4917
    handle isNil ifTrue:[^ self errorNotOpen].
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4918
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4919
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4920
    readAhead notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4921
        c := readAhead.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4922
        readAhead := nil.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4923
        ^ c.
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4924
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4925
    c := self nextByteFromFile:handle.
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4926
    c isNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4927
        ^ nil.
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4928
    ].
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4929
    binary == true ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4930
        ^ c
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4931
    ].
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4932
    ^ Character value:c
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4933
!
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4934
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4935
peek
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4936
    "return the element to be read next without advancing read position.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4937
     In binary mode, an integer is returned, otherwise a character.
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4938
     If there are no more elements, either an exception is thrown or nil is returned
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4939
     - see #pastEndRead."
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4940
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4941
    |error|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  4942
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  4943
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4944
    unsigned char c;
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  4945
    int ret, _buffered;
216
a8abff749575 *** empty log message ***
claus
parents: 213
diff changeset
  4946
    OBJ fp;
3672
49dff0652a2c fixed readAhead in peek with non-binary mode
Claus Gittinger <cg@exept.de>
parents: 3569
diff changeset
  4947
    OBJ ra;
49dff0652a2c fixed readAhead in peek with non-binary mode
Claus Gittinger <cg@exept.de>
parents: 3569
diff changeset
  4948
49dff0652a2c fixed readAhead in peek with non-binary mode
Claus Gittinger <cg@exept.de>
parents: 3569
diff changeset
  4949
    if ((ra = __INST(readAhead)) != nil) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4950
        if (__INST(binary) == true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4951
            RETURN ( ra );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4952
        }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4953
        c = __intVal(ra);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4954
        RETURN ( __MKCHARACTER(c) );
3029
aa14768e0e6a larger lineBuffer in #nextLine
Claus Gittinger <cg@exept.de>
parents: 3016
diff changeset
  4955
    }
aa14768e0e6a larger lineBuffer in #nextLine
Claus Gittinger <cg@exept.de>
parents: 3016
diff changeset
  4956
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4957
    __INST(lastErrorNumber) = nil;
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  4958
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4959
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4960
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4961
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4962
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4963
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4964
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4965
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4966
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4967
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4968
            _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4969
            if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4970
                __READING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4971
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4972
            __READBYTE__(ret, f, &c, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4973
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4974
            if (ret > 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4975
                __UNGETC__(c, f, _buffered);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4976
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4977
                if (__INST(binary) == true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4978
                    RETURN ( __mkSmallInteger(c) );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4979
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4980
                RETURN ( __MKCHARACTER(c) );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4981
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4982
            if (ret < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4983
                error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4984
            } else /* ret == 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4985
                __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4986
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4987
        }
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  4988
    }
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  4989
%}.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4990
    hitEOF == true ifTrue:[^ self pastEndRead].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4991
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4992
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4993
        ^ self readError:error.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4994
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4995
    handle isNil ifTrue:[^ self errorNotOpen].
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4996
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4997
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4998
    readAhead isNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4999
        readAhead := self nextOrNil.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5000
        readAhead isNil ifTrue:[
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5001
            ^ self pastEndRead.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5002
        ].
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5003
    ].
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5004
    ^ readAhead
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5005
!
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5006
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5007
peekOrNil
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5008
    "return the element to be read next without advancing read position.
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5009
     In binary mode, an integer is returned, otherwise a character.
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5010
     If there are no more elements, nil is returned.
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5011
     Same as #atEnd and #peek in a single operation - speeding up some code"
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5012
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5013
    |error|
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5014
%{
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5015
    FILEPOINTER f;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5016
    unsigned char c;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5017
    int ret, _buffered;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5018
    OBJ fp;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5019
    OBJ ra;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5020
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5021
    if ((ra = __INST(readAhead)) != nil) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5022
        if (__INST(binary) == true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5023
            RETURN ( ra );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5024
        }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5025
        c = __intVal(ra);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5026
        RETURN ( __MKCHARACTER(c) );
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5027
    }
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5028
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5029
    __INST(lastErrorNumber) = nil;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5030
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5031
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5032
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5033
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5034
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5035
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5036
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5037
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5038
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5039
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5040
            _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5041
            if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5042
                __READING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5043
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5044
            __READBYTE__(ret, f, &c, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5045
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5046
            if (ret > 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5047
                __UNGETC__(c, f, _buffered);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5048
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5049
                if (__INST(binary) == true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5050
                    RETURN ( __mkSmallInteger(c) );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5051
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5052
                RETURN ( __MKCHARACTER(c) );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5053
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5054
            if (ret < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5055
                error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5056
            } else /* ret == 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5057
                __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5058
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5059
        }
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5060
    }
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5061
%}.
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5062
    hitEOF == true ifTrue:[^ nil].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5063
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5064
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5065
        ^ self readError:error.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5066
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5067
    handle isNil ifTrue:[^ self errorNotOpen].
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5068
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5069
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5070
    readAhead isNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5071
        readAhead := self nextOrNil.
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5072
    ].
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5073
    ^ readAhead
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5074
!
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5075
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5076
upToEnd
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5077
    "return a collection of the elements up-to the end.
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5078
     Return nil if the stream-end is reached before."
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5079
6569
f8336e46ec9f Speedup #upToEnd
Stefan Vogel <sv@exept.de>
parents: 6563
diff changeset
  5080
    |answerStream buffer count|
f8336e46ec9f Speedup #upToEnd
Stefan Vogel <sv@exept.de>
parents: 6563
diff changeset
  5081
f8336e46ec9f Speedup #upToEnd
Stefan Vogel <sv@exept.de>
parents: 6563
diff changeset
  5082
    buffer := self contentsSpecies new:4096.
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5083
    [self atEnd] whileFalse:[
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5084
	count := self nextAvailableBytes:4096 into:buffer startingAt:1.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5085
	count ~~ 0 ifTrue:[
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5086
	    answerStream isNil ifTrue:[
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5087
		answerStream := WriteStream with:buffer.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5088
		answerStream position:count.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5089
		buffer := self contentsSpecies new:4096.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5090
	    ] ifFalse:[
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5091
		answerStream nextPutAll:buffer startingAt:1 to:count.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5092
	    ].
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5093
	].
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5094
    ].
6758
bc933037a1dc oops - upToEnd failed if already at the end
Claus Gittinger <cg@exept.de>
parents: 6661
diff changeset
  5095
    answerStream isNil ifTrue:[^ self contentsSpecies new].
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5096
    ^ answerStream contents
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5097
7054
685d359f9847 code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents: 7053
diff changeset
  5098
    "
685d359f9847 code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents: 7053
diff changeset
  5099
     ('smalltalk.rc' asFilename readStream upToEnd)
685d359f9847 code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents: 7053
diff changeset
  5100
     =
685d359f9847 code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents: 7053
diff changeset
  5101
     ('smalltalk.rc' asFilename readStream contentsOfEntireFile)
685d359f9847 code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents: 7053
diff changeset
  5102
    "
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5103
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5104
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5105
!ExternalStream methodsFor:'rel5 protocol'!
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5106
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5107
atEndFile:handle
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5108
    "for migration to rel5 only"
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5109
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5110
    self primitiveFailed
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5111
!
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5112
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5113
nextByteFromFile:handle
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5114
    "for migration to rel5 only"
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5115
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5116
    self primitiveFailed
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5117
!
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5118
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5119
nextPutByte:aByte toFile:handle
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5120
    "for migration to rel5 only"
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5121
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5122
    self primitiveFailed
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5123
! !
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5124
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5125
!ExternalStream methodsFor:'testing'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5126
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5127
atEnd
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5128
    "return true, if position is at end"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5129
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  5130
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  5131
    FILEPOINTER f;
7875
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  5132
    OBJ fp, pos, lim;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5133
    char c;
2861
c098e5766682 Fix #atEnd: for signed chars.
Stefan Vogel <sv@exept.de>
parents: 2854
diff changeset
  5134
    int ret, _buffered;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5135
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5136
    if (__INST(hitEOF) == true) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5137
        RETURN (true);
3906
7f2d4a3b63e2 oops - readLimit was not handled in #atEnd
Claus Gittinger <cg@exept.de>
parents: 3878
diff changeset
  5138
    }
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5139
    pos = __INST(position);
7875
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  5140
    lim = __INST(readLimit);
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  5141
    if (lim != nil) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5142
        off_t _pos, _readLimit;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5143
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5144
        _pos = __signedLongIntVal(pos);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5145
        _pos = _pos - __intVal( @global(PositionableStream:ZeroPosition)) + 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5146
        _readLimit = __signedLongIntVal(lim);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5147
        if (_pos > _readLimit) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5148
            RETURN (true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5149
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5150
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5151
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5152
    __INST(lastErrorNumber) = nil;
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5153
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5154
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5155
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5156
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5157
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5158
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5159
        if ((fp = __INST(handle)) != nil) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5160
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5161
            if (_buffered = (__INST(buffered) == true)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5162
                __READING__(f);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5163
            } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5164
                if (__INST(readAhead) != nil) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5165
                    RETURN (false);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5166
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5167
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5168
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5169
            /*
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5170
             * read ahead ...
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5171
             */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5172
            do {
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5173
#ifdef WIN32
10339
972d0164125a *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10328
diff changeset
  5174
# if 1
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5175
                __READBYTE__(ret, f, &c, _buffered, __INST(handleType));
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5176
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5177
# else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5178
                __BEGIN_INTERRUPTABLE__
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5179
                __READBYTE__(ret, f, &c, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5180
                __END_INTERRUPTABLE__
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5181
# endif
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5182
#else /* not WIN32 */
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5183
                __BEGIN_INTERRUPTABLE__
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5184
                __READBYTE__(ret, f, &c, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5185
                __END_INTERRUPTABLE__
4914
Claus Gittinger <cg@exept.de>
parents: 4913
diff changeset
  5186
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5187
            } while ((ret < 0) && (__threadErrno == EINTR));
4152
0c1780ae527f dont return an error when interrupted in NEXTAVAILBYTES (return 0)
Claus Gittinger <cg@exept.de>
parents: 4108
diff changeset
  5188
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  5189
#if defined(WIN32) && defined(EPIPE)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5190
            if (ret < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5191
                if (__threadErrno == EPIPE) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5192
                    ret = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5193
                    __threadErrno = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5194
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5195
                if (__threadErrno == 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5196
                    ret = 0;   /* how comes ? */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5197
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5198
            }
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  5199
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5200
            if (ret > 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5201
                __UNGETC__(c&0xff, f, _buffered);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5202
                RETURN (false);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5203
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5204
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5205
            if (ret == 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5206
                __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5207
                RETURN (true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5208
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5209
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5210
            /* ret < 0 */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5211
            __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5212
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5213
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5214
%}.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5215
    lastErrorNumber notNil ifTrue:[^ self readError].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5216
    handle isNil ifTrue:[^ self errorNotOpen].
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5217
    mode == #writeonly ifTrue:[^ self errorWriteOnly].
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5218
    readAhead notNil ifTrue:[^ false].
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5219
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5220
    "/ migration support
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5221
    ^ self
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5222
        atEndFile:handle
3906
7f2d4a3b63e2 oops - readLimit was not handled in #atEnd
Claus Gittinger <cg@exept.de>
parents: 3878
diff changeset
  5223
7f2d4a3b63e2 oops - readLimit was not handled in #atEnd
Claus Gittinger <cg@exept.de>
parents: 3878
diff changeset
  5224
    "Modified: / 30.10.1998 / 20:16:06 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5225
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5226
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5227
canReadWithoutBlocking
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5228
    "return true, if any data is available for reading (i.e.
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5229
     a read operation will not block the smalltalk process), false otherwise.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5230
     We know, that error conditions do not block, so return true for errors."
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5231
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5232
    ^ readAhead notNil
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5233
	or:[handle isNil]
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5234
	or:[mode == #writeonly
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5235
	or:[OperatingSystem readCheck:self fileDescriptor]]
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5236
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5237
    "
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5238
     |pipe|
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5239
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5240
     pipe := PipeStream readingFrom:'(sleep 10; echo hello)'.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5241
     pipe canReadWithoutBlocking ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5242
	 Transcript showCR:'data available'
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5243
     ] ifFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5244
	 Transcript showCR:'no data available'
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5245
     ].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5246
     pipe close
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5247
    "
2986
c6957cf6128f Handle readAhead in #canReadWithoutBlocking
Stefan Vogel <sv@exept.de>
parents: 2963
diff changeset
  5248
c6957cf6128f Handle readAhead in #canReadWithoutBlocking
Stefan Vogel <sv@exept.de>
parents: 2963
diff changeset
  5249
    "Modified: 25.9.1997 / 13:08:45 / stefan"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5250
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5251
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5252
canWriteWithoutBlocking
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5253
    "return true, if data can be written into the stream
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5254
     (i.e. a write operation will not block the smalltalk process).
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5255
     We know, that error conditions do not block, so return true for errors."
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5256
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5257
    ^ handle isNil
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5258
	or:[mode == #readonly
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5259
	or:[OperatingSystem writeCheck:self fileDescriptor]]
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  5260
!
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  5261
10995
94ed80f3bfc7 changed #gotErrorOrEOF
sr
parents: 10989
diff changeset
  5262
gotErrorOrEOF
94ed80f3bfc7 changed #gotErrorOrEOF
sr
parents: 10989
diff changeset
  5263
    "answerv true, if amn error or eof has been occured on the stream"
94ed80f3bfc7 changed #gotErrorOrEOF
sr
parents: 10989
diff changeset
  5264
94ed80f3bfc7 changed #gotErrorOrEOF
sr
parents: 10989
diff changeset
  5265
    ^ hitEOF == true or:[lastErrorNumber notNil]
94ed80f3bfc7 changed #gotErrorOrEOF
sr
parents: 10989
diff changeset
  5266
!
94ed80f3bfc7 changed #gotErrorOrEOF
sr
parents: 10989
diff changeset
  5267
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5268
isBinary
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5269
    "return true, if the stream is in binary (as opposed to text-) mode.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5270
     The default when created is false."
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5271
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5272
    ^ binary
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  5273
!
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  5274
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5275
isBlocking
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5276
    "return true, if O_NONBLOCK is NOT set in the fileDescriptor (probably UNIX specific)"
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  5277
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5278
    handle isNil ifTrue:[^ self errorNotOpen].
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5279
    ^ OperatingSystem isBlockingOn:self fileDescriptor
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5280
!
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5281
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5282
isExternalStream
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5283
    "return true, if the receiver is some kind of externalStream;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5284
     true is returned here - the method redefined from Object."
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5285
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5286
    ^ true
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5287
!
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5288
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5289
isOpen
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5290
    "return true, if this stream is open"
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5291
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5292
    ^ handle notNil
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5293
!
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5294
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5295
isReadable
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5296
    "return true, if this stream can be read from"
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5297
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5298
    ^ (mode ~~ #writeonly)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5299
!
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5300
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5301
isWritable
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5302
    "return true, if this stream can be written to"
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5303
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5304
    ^ (mode ~~ #readonly)
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5305
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5306
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5307
!ExternalStream methodsFor:'waiting for I/O'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5308
5101
901c91d6dd50 support to poll write-fds
Claus Gittinger <cg@exept.de>
parents: 4968
diff changeset
  5309
canBeSelected
901c91d6dd50 support to poll write-fds
Claus Gittinger <cg@exept.de>
parents: 4968
diff changeset
  5310
    "return true, if this stream can be selected upon"
901c91d6dd50 support to poll write-fds
Claus Gittinger <cg@exept.de>
parents: 4968
diff changeset
  5311
901c91d6dd50 support to poll write-fds
Claus Gittinger <cg@exept.de>
parents: 4968
diff changeset
  5312
    ^ OperatingSystem supportsSelect
901c91d6dd50 support to poll write-fds
Claus Gittinger <cg@exept.de>
parents: 4968
diff changeset
  5313
!
901c91d6dd50 support to poll write-fds
Claus Gittinger <cg@exept.de>
parents: 4968
diff changeset
  5314
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5315
readWaitWithTimeoutMs:timeout
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5316
    "suspend the current process, until the receiver
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5317
     becomes ready for reading or a timeout (in milliseconds) expired.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5318
     If data is already available, return immediate.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5319
     Return true if a timeout occured (i.e. false, if data is available).
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5320
     The other threads are not affected by the wait."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5321
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5322
    |fd inputSema hasData wasBlocked|
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5323
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  5324
    readAhead notNil ifTrue:[^ false].
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  5325
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5326
    handle isNil ifTrue:[^ self errorNotOpen].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5327
    mode == #writeonly ifTrue:[^ self errorWriteOnly].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5328
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5329
    fd := self fileDescriptor.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5330
    (OperatingSystem readCheck:fd) ifTrue:[^ false].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5331
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5332
    wasBlocked := OperatingSystem blockInterrupts.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5333
    hasData := OperatingSystem readCheck:fd.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5334
    hasData ifFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5335
	inputSema := Semaphore new name:'readWait'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5336
	[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5337
	    timeout notNil ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5338
		Processor signal:inputSema afterMilliseconds:timeout
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5339
	    ].
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5340
	    Processor signal:inputSema onInput:fd.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5341
	    Processor activeProcess state:#ioWait.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5342
	    inputSema wait.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5343
	    Processor disableSemaphore:inputSema.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5344
	    hasData := OperatingSystem readCheck:fd
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5345
	] ifCurtailed:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5346
	    Processor disableSemaphore:inputSema.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5347
	    wasBlocked ifFalse:[OperatingSystem unblockInterrupts].
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5348
	]
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5349
    ].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5350
    wasBlocked ifFalse:[OperatingSystem unblockInterrupts].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5351
    ^ hasData not
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5352
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5353
3490
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5354
readWriteWaitWithTimeoutMs:timeout
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5355
    "suspend the current process, until the receiver
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5356
     becomes ready for reading or writing or a timeout (in milliseconds) expired.
3490
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5357
     Return true if a timeout occured (i.e. false, if data is available).
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5358
     Return immediate if the receiver is already ready.
5506
ffa0d32f4a51 Comment
Stefan Vogel <sv@exept.de>
parents: 5494
diff changeset
  5359
     The other threads are not affected by the wait."
3490
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5360
3672
49dff0652a2c fixed readAhead in peek with non-binary mode
Claus Gittinger <cg@exept.de>
parents: 3569
diff changeset
  5361
    |fd sema canReadWrite wasBlocked|
3490
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5362
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5363
    handle isNil ifTrue:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5364
	^ self errorNotOpen
3490
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5365
    ].
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5366
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5367
    fd := self fileDescriptor.
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5368
    (OperatingSystem readWriteCheck:fd) ifTrue:[^ false].
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5369
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5370
    wasBlocked := OperatingSystem blockInterrupts.
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5371
    canReadWrite := OperatingSystem readWriteCheck:fd.
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5372
    canReadWrite ifFalse:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5373
	sema := Semaphore new name:'readWriteWait'.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5374
	[
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5375
	    timeout notNil ifTrue:[
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5376
		Processor signal:sema afterMilliseconds:timeout
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5377
	    ].
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5378
	    Processor signal:sema onOutput:fd.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5379
	    Processor signal:sema onInput:fd.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5380
	    Processor activeProcess state:#ioWait.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5381
	    sema wait.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5382
	    Processor disableSemaphore:sema.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5383
	    canReadWrite := OperatingSystem readWriteCheck:fd
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5384
	] ifCurtailed:[
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5385
	    Processor disableSemaphore:sema.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5386
	    wasBlocked ifFalse:[OperatingSystem unblockInterrupts].
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5387
	]
3490
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5388
    ].
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5389
    wasBlocked ifFalse:[OperatingSystem unblockInterrupts].
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5390
    ^ canReadWrite not
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5391
!
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5392
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5393
writeWaitWithTimeoutMs:timeout
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5394
    "suspend the current process, until the receiver
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5395
     becomes ready for writing or a timeout (in milliseconds) expired.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5396
     Return true if a timeout occured (i.e. false, if data is available).
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5397
     Return immediate if the receiver is already ready.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5398
     The other threads are not affected by the wait."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5399
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5400
    |fd outputSema canWrite wasBlocked|
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5401
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5402
    handle isNil ifTrue:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5403
	^ self errorNotOpen
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5404
    ].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5405
    mode == #readonly ifTrue:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5406
	^ self errorReadOnly
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5407
    ].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5408
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5409
    fd := self fileDescriptor.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5410
    (OperatingSystem writeCheck:fd) ifTrue:[^ false].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5411
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5412
    wasBlocked := OperatingSystem blockInterrupts.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5413
    canWrite := OperatingSystem writeCheck:fd.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5414
    canWrite ifFalse:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5415
	outputSema := Semaphore new name:'writeWait'.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5416
	[
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5417
	    timeout notNil ifTrue:[
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5418
		Processor signal:outputSema afterMilliseconds:timeout
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5419
	    ].
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5420
	    Processor signal:outputSema onOutput:fd.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5421
	    Processor activeProcess state:#ioWait.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5422
	    outputSema wait.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5423
	    Processor disableSemaphore:outputSema.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5424
	    canWrite := OperatingSystem writeCheck:fd
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5425
	] ifCurtailed:[
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5426
	    Processor disableSemaphore:outputSema.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5427
	    wasBlocked ifFalse:[OperatingSystem unblockInterrupts].
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5428
	]
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5429
    ].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5430
    wasBlocked ifFalse:[OperatingSystem unblockInterrupts].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5431
    ^ canWrite not
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5432
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5433
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5434
!ExternalStream methodsFor:'writing'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5435
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5436
cr
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5437
    "append an end-of-line character (or CRLF if in crlf mode).
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5438
     reimplemented for speed"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5439
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  5440
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  5441
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5442
    int len, cnt, _buffered;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5443
    OBJ fp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5444
    char *cp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5445
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5446
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5447
     || (__INST(handleType) == @symbol(filePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5448
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5449
     || (__INST(handleType) == @symbol(socketFilePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5450
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5451
        __INST(lastErrorNumber) = nil;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5452
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5453
            && (__INST(mode) != @symbol(readonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5454
            && (__INST(binary) != true)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5455
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5456
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5457
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5458
            if (_buffered = (__INST(buffered) == true)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5459
                __WRITING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5460
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5461
            {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5462
                OBJ mode = __INST(eolMode);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5463
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5464
                if (mode == @symbol(cr)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5465
                    cp = "\r"; len = 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5466
                } else if (mode == @symbol(crlf)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5467
                    cp = "\r\n"; len = 2;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5468
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5469
                    cp = "\n"; len = 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5470
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5471
            }
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5472
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5473
            if ((f == __win32_stdout()) || (f == __win32_stderr())) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5474
                cnt = __win32_fwrite(cp, 1, len, f);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5475
            } else
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5476
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5477
            {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5478
                __WRITEBYTES__(cnt, f, cp, len, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5479
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5480
            if (cnt == len) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5481
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5482
                    INT np = __intVal(__INST(position)) + len;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5483
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5484
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5485
                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5486
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5487
                    __INST(position) = nil; /* i.e: dont know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5488
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5489
                RETURN ( self );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5490
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5491
            __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5492
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5493
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5494
%}.
2326
01fa309e48d9 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 2325
diff changeset
  5495
    lastErrorNumber notNil ifTrue:[self writeError. ^ self].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5496
    handle isNil ifTrue:[self errorNotOpen. ^ self].
2326
01fa309e48d9 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 2325
diff changeset
  5497
    (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
5414
8557e4e71e51 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 5323
diff changeset
  5498
    (binary==true) ifTrue:[self errorBinary. ^ self].
8557e4e71e51 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 5323
diff changeset
  5499
8557e4e71e51 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 5323
diff changeset
  5500
    (eolMode == #cr) ifTrue:[self nextPut:(Character return). ^ self].
8557e4e71e51 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 5323
diff changeset
  5501
    (eolMode ~~ #crlf) ifTrue:[self nextPut:(Character nl). ^ self].
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5502
    self nextPut:(Character return).
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5503
    self nextPut:(Character nl).
5414
8557e4e71e51 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 5323
diff changeset
  5504
    ^ self
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5505
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5506
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5507
flush
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5508
    "write all buffered data - ignored if unbuffered"
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5509
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5510
%{
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5511
    OBJ fp;
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5512
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5513
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5514
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5515
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5516
     || (__INST(handleType) == @symbol(socketFilePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5517
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5518
	if ((fp = __INST(handle)) != nil) {
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5519
	    if (__INST(mode) != @symbol(readonly)) {
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5520
		if (__INST(buffered) == true) {
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5521
		    FILEPOINTER f = __FILEVal(fp);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5522
#ifdef WIN32
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5523
		    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5524
			__win32_fflush(f);
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5525
		    } else {
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5526
			int rslt;
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5527
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5528
			do {
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5529
			    __threadErrno = 0;
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5530
			    rslt = __STX_C_CALL1("fflush", fflush, f);
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5531
			} while((rslt < 0) && (__threadErrno == EINTR));
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5532
		    }
12678
662465401b77 changed:
Stefan Vogel <sv@exept.de>
parents: 12674
diff changeset
  5533
#else /* ! WIN32 */
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5534
		    __BEGIN_INTERRUPTABLE__
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5535
		    FFLUSH(f);
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5536
		    __END_INTERRUPTABLE__
12678
662465401b77 changed:
Stefan Vogel <sv@exept.de>
parents: 12674
diff changeset
  5537
#endif /* ! WIN32 */
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5538
		}
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5539
	    }
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5540
	}
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5541
    }
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5542
%}
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5543
!
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5544
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5545
nextPut:aCharacter
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5546
    "write the argument, aCharacter - return nil if failed, self if ok.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5547
     Only single-byte characters are currently supported"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5548
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5549
    |error|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  5550
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  5551
    FILEPOINTER f;
8209
908ba4b9543e check for written characters to be in 00..FF
Claus Gittinger <cg@exept.de>
parents: 8074
diff changeset
  5552
    unsigned codePoint;
908ba4b9543e check for written characters to be in 00..FF
Claus Gittinger <cg@exept.de>
parents: 8074
diff changeset
  5553
    unsigned char c;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5554
    int cnt, _buffered;
7875
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  5555
    OBJ fp;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5556
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5557
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5558
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5559
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5560
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5561
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5562
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5563
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5564
            && (__INST(mode) != @symbol(readonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5565
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5566
            if (__INST(binary) != true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5567
                if (__isCharacter(aCharacter)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5568
                    codePoint = __intVal(__characterVal(aCharacter));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5569
                    if (codePoint <= 0xFF) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5570
                        c = codePoint;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5571
    doWrite:
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5572
                        f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5573
                        if (! f) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5574
                            fprintf(stderr, "oops - fileHandle is NULL in nextPut:\n");
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5575
                            __INST(handle) = nil;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5576
                            goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5577
                        }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5578
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5579
                        if (_buffered = (__INST(buffered) == true)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5580
                            __WRITING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5581
                        }
9053
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  5582
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5583
                        if ((f == __win32_stdout()) || (f == __win32_stderr())) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5584
                            cnt = __win32_fwrite(&c, 1, 1, f);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5585
                        } else
9053
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  5586
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5587
                        __WRITEBYTE__(cnt, f, &c, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5588
                        if (cnt == 1) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5589
                            if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5590
                                INT np = __intVal(__INST(position)) + 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5591
                                OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5592
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5593
                                t = __MKINT(np); __INST(position) = t; __STORE(self, t);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5594
                            } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5595
                                __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5596
                            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5597
                            RETURN ( self );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5598
                        }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5599
                        error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5600
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5601
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5602
            } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5603
                if (__isSmallInteger(aCharacter)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5604
                    c = __intVal(aCharacter);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5605
                    goto doWrite;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5606
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5607
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5608
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5609
    }
7737
616d849b7838 fileHandle check
Claus Gittinger <cg@exept.de>
parents: 7700
diff changeset
  5610
out: ;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5611
%}.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5612
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5613
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5614
        self writeError:error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5615
        ^ self
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5616
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5617
    handle isNil ifTrue:[self errorNotOpen. ^ self].
2331
d6ddf452adc9 return codes in error cases
Claus Gittinger <cg@exept.de>
parents: 2326
diff changeset
  5618
    (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
5417
0478ac31e042 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 5414
diff changeset
  5619
    binary == true ifFalse:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5620
        (aCharacter isCharacter not
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5621
        or:[aCharacter codePoint > 16rFF]) ifTrue:[
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5622
            self argumentMustBeCharacter.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5623
            ^ self.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5624
        ].
5417
0478ac31e042 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 5414
diff changeset
  5625
    ] ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5626
        aCharacter isInteger ifFalse:[
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5627
            self argumentMustBeInteger.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5628
            ^ self.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5629
        ].
5417
0478ac31e042 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 5414
diff changeset
  5630
    ].
0478ac31e042 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 5414
diff changeset
  5631
    "/ migration support
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5632
    self
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5633
        nextPutByte:aCharacter asInteger
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5634
        toFile:handle
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5635
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5636
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5637
nextPutAll:aCollection
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5638
    "write all elements of the argument, aCollection.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5639
     Reimplemented for speed when writing strings or byteArrays.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5640
     For others, falls back to general method in superclass."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5641
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5642
    |error|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  5643
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  5644
    FILEPOINTER f;
14644
e5f19ef20dcd mingw changes
Claus Gittinger <cg@exept.de>
parents: 14632
diff changeset
  5645
    INT len, cnt;
7875
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  5646
    OBJ fp;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5647
    int _buffered;
14644
e5f19ef20dcd mingw changes
Claus Gittinger <cg@exept.de>
parents: 14632
diff changeset
  5648
    INT o_offs;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5649
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5650
    __INST(lastErrorNumber) = nil;
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5651
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5652
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5653
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5654
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5655
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5656
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5657
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5658
            && (__INST(mode) != @symbol(readonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5659
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5660
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5661
            if (! f) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5662
                fprintf(stderr, "oops - fileHandle is NULL in nextPutAll:\n");
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5663
                __INST(handle) = nil;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5664
                goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5665
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5666
            if (_buffered = (__INST(buffered) == true)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5667
                __WRITING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5668
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5669
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5670
            if (__isStringLike(aCollection)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5671
                len = __stringSize(aCollection);
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  5672
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5673
                if ((f == __win32_stdout()) || (f == __win32_stderr())) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5674
                    cnt = __win32_fwrite(__stringVal(aCollection), 1, len, f);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5675
                } else
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  5676
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5677
                {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5678
                    o_offs = (char *)__stringVal(aCollection)-(char *)__InstPtr(aCollection);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5679
                    __WRITEBYTES_OBJ__(cnt, f, aCollection, o_offs, len, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5680
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5681
            } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5682
                if (__INST(binary) == true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5683
                    INT offs;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5684
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5685
                    if (__isByteArrayLike(aCollection)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5686
                        offs = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5687
                        len = __byteArraySize(aCollection);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5688
                    } else if (__isBytes(aCollection)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5689
                        offs = __OBJS2BYTES__(__intVal(__ClassInstPtr(__qClass(aCollection))->c_ninstvars));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5690
                        len = __byteArraySize(aCollection) - offs;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5691
                    } else
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5692
                        goto out;
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5693
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5694
                    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5695
                        cnt = __win32_fwrite(__stringVal(aCollection), 1, len, f);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5696
                    } else
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5697
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5698
                    {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5699
                        o_offs = (char *)(__ByteArrayInstPtr(aCollection)->ba_element) - (char *)__InstPtr(aCollection);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5700
                        o_offs += offs;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5701
                        __WRITEBYTES_OBJ__(cnt, f, aCollection, o_offs, len, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5702
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5703
                } else
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5704
                    goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5705
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5706
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5707
            if (cnt == len) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5708
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5709
                    INT np = __intVal(__INST(position)) + len;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5710
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5711
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5712
                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5713
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5714
                    __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5715
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5716
                RETURN (self);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5717
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5718
            error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5719
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5720
    }
1478
aae07192b7d1 labels in empty statements need a semi
Claus Gittinger <cg@exept.de>
parents: 1469
diff changeset
  5721
out: ;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5722
%}.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5723
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5724
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5725
        self writeError:error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5726
        ^ self
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5727
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5728
    handle isNil ifTrue:[self errorNotOpen. ^ self].
2331
d6ddf452adc9 return codes in error cases
Claus Gittinger <cg@exept.de>
parents: 2326
diff changeset
  5729
    (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5730
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5731
    ^ super nextPutAll:aCollection
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5732
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5733
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5734
nextPutAll:aCollection startingAt:start to:stop
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5735
    "write a range of elements of the argument, aCollection.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5736
     Reimplemented for speed when writing strings or byteArrays.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5737
     For others, falls back to general method in superclass."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5738
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5739
     |error|
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5740
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  5741
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  5742
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5743
    int offs, len, cnt, iStart, iStop, _buffered;
7875
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  5744
    OBJ fp;
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  5745
    int o_offs;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5746
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5747
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5748
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5749
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5750
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5751
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5752
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5753
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5754
            && (__INST(mode) != @symbol(readonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5755
            && __bothSmallInteger(start, stop)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5756
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5757
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5758
            if (_buffered = (__INST(buffered) == true)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5759
                __WRITING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5760
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5761
            iStart = __intVal(start);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5762
            iStop = __intVal(stop);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5763
            if ((iStart < 1) || (iStop < iStart)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5764
                RETURN(self);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5765
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5766
            if (__isStringLike(aCollection)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5767
                len = __stringSize(aCollection);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5768
                if (iStop > len) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5769
                    RETURN(self);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5770
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5771
                if (iStop > len)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5772
                    iStop = len;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5773
                len = iStop - iStart + 1;
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  5774
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5775
                if ((f == __win32_stdout()) || (f == __win32_stderr())) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5776
                    cnt = __win32_fwrite(__stringVal(aCollection)+iStart-1, 1, len, f);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5777
                } else
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  5778
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5779
                {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5780
                    o_offs = (char *)__stringVal(aCollection)-(char *)__InstPtr(aCollection);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5781
                    __WRITEBYTES_OBJ__(cnt, f, aCollection, o_offs+iStart-1, len, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5782
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5783
            } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5784
                if (__INST(binary) == true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5785
                    int offs;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5786
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5787
                    if (__isByteArrayLike(aCollection)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5788
                        offs = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5789
                        len = __byteArraySize(aCollection);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5790
                    } else if (__isBytes(aCollection)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5791
                        offs = __OBJS2BYTES__(__intVal(__ClassInstPtr(__qClass(aCollection))->c_ninstvars));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5792
                        len = __byteArraySize(aCollection) - offs;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5793
                    } else
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5794
                        goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5795
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5796
                    if (iStop > len) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5797
                        RETURN(self);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5798
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5799
                    if (iStop > len)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5800
                        iStop = len;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5801
                    len = iStop - iStart + 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5802
                    offs += iStart - 1;
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5803
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5804
                    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5805
                        cnt = __win32_fwrite(__stringVal(aCollection)+iStart-1, 1, len, f);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5806
                    } else
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5807
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5808
                    {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5809
                        o_offs = (char *)(__ByteArrayInstPtr(aCollection)->ba_element)-(char *)__InstPtr(aCollection);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5810
                        __WRITEBYTES_OBJ__(cnt, f,  aCollection, o_offs+offs, len, _buffered, __INST(handleType));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5811
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5812
                } else
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5813
                    goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5814
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5815
            if (cnt == len) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5816
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5817
                    INT np = __intVal(__INST(position)) + len;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5818
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5819
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5820
                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5821
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5822
                    __INST(position) = nil; /* i.e. do not know */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5823
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5824
                RETURN (self);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5825
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5826
            error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5827
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5828
    }
1478
aae07192b7d1 labels in empty statements need a semi
Claus Gittinger <cg@exept.de>
parents: 1469
diff changeset
  5829
out: ;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5830
%}.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5831
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5832
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5833
        self writeError:error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5834
        ^ self
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5835
    ].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5836
    ^ super nextPutAll:aCollection startingAt:start to:stop
14662
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5837
!
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5838
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5839
nextPutAllUnicode:aString
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5840
    "normal streams can not handle multi-byte characters, so convert them to utf8.
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5841
     This is needed, so that you can do ('something' asUnicode16String errorPrintCR)"
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5842
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5843
    aString do:[:eachCharacter|
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5844
	self nextPutUtf8:eachCharacter.
14662
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5845
    ].
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5846
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5847
    "
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5848
	'Bönnigheim' asUnicode16String errorPrintCR
14662
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5849
    "
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5850
!
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5851
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5852
nextPutUnicode:aCharacter
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5853
    "normal streams can not handle multi-byte characters, so convert them to utf8"
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5854
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5855
    self nextPutUtf8:aCharacter.
15655
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5856
!
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5857
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5858
nextPutUtf16:aCharacter
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5859
    "append my UTF-16 representation to the argument, aStream.
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5860
     UTF-16 can encode only characters with code points between 0 to 16r10FFFF."
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5861
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5862
    |codePoint|
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5863
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5864
    codePoint := aCharacter codePoint.
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5865
    (codePoint <= 16rD7FF
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5866
      or:[codePoint >= 16rE000 and:[codePoint <= 16rFFFF]]) ifTrue:[
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5867
	self nextPutShort:codePoint MSB:true.
15655
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5868
    ] ifFalse:[codePoint <= 16r10FFFF ifTrue:[
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5869
	|highBits lowBits|
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5870
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5871
	codePoint := codePoint - 16r100000.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5872
	highBits := codePoint bitShift:-10.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5873
	lowBits := codePoint bitAnd:16r3FF.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5874
	self nextPutShort:highBits+16rD800 MSB:true.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5875
	self nextPutShort:lowBits+16rDC00 MSB:true.
15655
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5876
    ] ifFalse:[
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5877
	EncodingError raiseWith:aCharacter errorString:'Character cannot be encoded as UTF-16'.
15655
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5878
    ]].
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5879
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5880
    "
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5881
	(FileStream newTemporary
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5882
	    nextPutUtf16:$B;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5883
	    nextPutUtf16:$Ä;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5884
	    nextPutUtf16:(Character codePoint:16r10CCCC);
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5885
	    reset;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5886
	    binary;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5887
	    contents)
15655
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5888
    "
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5889
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5890
2045
1ad17ca6520f fall back to super>>nextPutLine: if argument is not a string.
Claus Gittinger <cg@exept.de>
parents: 2044
diff changeset
  5891
!ExternalStream class methodsFor:'documentation'!
730
62643519bf68 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 711
diff changeset
  5892
62643519bf68 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 711
diff changeset
  5893
version
16373
9b9827530bf4 Adapt previous change for linux
Stefan Vogel <sv@exept.de>
parents: 16368
diff changeset
  5894
    ^ '$Header: /cvs/stx/stx/libbasic/ExternalStream.st,v 1.386 2014-04-18 13:51:32 stefan Exp $'
12398
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  5895
!
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  5896
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  5897
version_CVS
16373
9b9827530bf4 Adapt previous change for linux
Stefan Vogel <sv@exept.de>
parents: 16368
diff changeset
  5898
    ^ '$Header: /cvs/stx/stx/libbasic/ExternalStream.st,v 1.386 2014-04-18 13:51:32 stefan Exp $'
730
62643519bf68 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 711
diff changeset
  5899
! !
6804
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  5900
14603
f73f90e25023 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14518
diff changeset
  5901
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5902
ExternalStream initialize!