ExternalStream.st
author Stefan Vogel <sv@exept.de>
Mon, 26 May 2014 20:25:27 +0200
changeset 16491 e0d1851e8511
parent 16480 2b0c4915f31d
child 16493 a5ca28db8d7d
permissions -rw-r--r--
class: ExternalStream primitive definitions READAVAIL_BYTES Win32 fix
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"
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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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"{ 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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            if ((ret) >= 0) {                           \
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                *(buf) = (ret);                         \
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                (ret) = 1;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   283
            } else if (ferror(f)) {                     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   284
                if (__threadErrno == EINTR) {           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   285
                    clearerr(f);                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   286
                    continue;                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   287
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   288
            } else {                                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   289
                (ret) = 0;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   290
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   291
            break;                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   292
        }                                               \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   293
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   294
        OBJ rA = __INST(readAhead);                     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   295
        if (rA != nil) {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   296
            *(buf) = (char)__intVal(rA);                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   297
            __INST(readAhead) = nil;                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   298
            (ret) = 1;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   299
        } else {                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   300
            for (;;) {                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   301
                CLEAR_ERRNO;                            \
16491
e0d1851e8511 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16480
diff changeset
   302
                READ((ret), f, buf, 1, handleType);       \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   303
                if ((ret) >= 0 || __threadErrno != EINTR) \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   304
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   305
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   306
        }                                               \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   307
    }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   308
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
   * read_bytes into a c-buffer
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   311
   * (which may NOT move)
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   312
   */
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   313
# define __READBYTES__(ret, f, buf, cnt, isBuffered, handleType)    \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   314
    (ret) = 0;                                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   315
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   316
        int __offs = 0;                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   317
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   318
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   319
            (ret) = getc(f);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   320
            if ((ret) < 0) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   321
                if (ferror(f)) {                        \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   322
                    if (__threadErrno == EINTR) {       \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   323
                        clearerr(f);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   324
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   325
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   326
                } else {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   327
                    (ret) = 0;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   328
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   329
                break;                                  \
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
            (buf)[__offs++] = (ret);                    \
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
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   334
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   335
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   336
        int __offs = 0;                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   337
                                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   338
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   339
            OBJ rA = __INST(readAhead);                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   340
            if (rA != nil) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   341
                (buf)[__offs] = __intVal(rA);           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   342
                __INST(readAhead) = nil;                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   343
                (ret) = 1;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   344
            } else {                                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   345
                CLEAR_ERRNO;                            \
16491
e0d1851e8511 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16480
diff changeset
   346
                READ((ret), f, (buf)+__offs, (cnt)-__offs, handleType); \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   347
                if ((ret) <= 0) {                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   348
                    if ((ret) < 0 && __threadErrno == EINTR) {  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   349
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   350
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   351
                    break;                              \
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
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   354
            __offs += (ret);                            \
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
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   357
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   358
   }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   359
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   360
# define __READAVAILBYTES__(ret, f, buf, cnt, isBuffered, handleType) \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   361
  {                                                     \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   362
    int __offs = 0;                                     \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   363
    int oldFlags;                                       \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   364
                                                        \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   365
    (ret) = 0;                                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   366
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   367
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   368
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   369
            (ret) = getc(f);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   370
            if ((ret) < 0) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   371
                if (ferror(f)) {                        \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   372
                    if (__threadErrno == EINTR) {       \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   373
                        clearerr(f);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   374
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   375
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   376
                } else {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   377
                    (ret) = 0;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   378
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   379
                break;                                  \
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
            (buf)[__offs++] = (ret);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   382
        }                                               \
16491
e0d1851e8511 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16480
diff changeset
   383
        (ret) = __offs;                                 \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   384
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   385
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   386
            OBJ rA = __INST(readAhead);                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   387
            if (rA != nil) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   388
                (buf)[__offs] = __intVal(rA);           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   389
                __INST(readAhead) = nil;                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   390
                (ret) = 1;                              \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   391
                __offs ++;                              \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   392
                continue;                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   393
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   394
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   395
            {                                           \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   396
              int res = 0;                              \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   397
              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
   398
                  || (handleType == @symbol(socketHandle) && (ioctlsocket((SOCKET)(f), FIONREAD, &res), 1)) \
16491
e0d1851e8511 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16480
diff changeset
   399
                  || (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
   400
                  if (res > 0) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   401
                      if (res > ((cnt)-__offs))         \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   402
                          res = (cnt)-__offs;           \
16491
e0d1851e8511 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16480
diff changeset
   403
                      READ((ret), f, (buf)+__offs, res, handleType); \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   404
                  } else {                              \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   405
                      (ret) = 0;                        \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   406
                      break;                            \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   407
                  }                                     \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   408
              } else {                                  \
16491
e0d1851e8511 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16480
diff changeset
   409
                  READ((ret), f, (buf)+__offs, (cnt)-__offs, handleType); \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   410
              }                                         \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   411
            }                                           \
16491
e0d1851e8511 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16480
diff changeset
   412
            if ((ret) <= 0) {                           \
e0d1851e8511 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16480
diff changeset
   413
                if (ret < 0 && __threadErrno == EINTR)  \
e0d1851e8511 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16480
diff changeset
   414
                    continue;                           \
e0d1851e8511 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16480
diff changeset
   415
                break;                                  \
e0d1851e8511 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16480
diff changeset
   416
            }                                           \
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
        }                                               \
16491
e0d1851e8511 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16480
diff changeset
   419
        (ret) = __offs;                                 \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   420
    }                                                   \
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
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   423
# define IO_BUFFER_SIZE        (8*1024)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   424
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   425
# 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
   426
  {                                                     \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   427
    int __ooffs = obj_offs;                             \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   428
    int __offs = 0;                                     \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   429
    char *buf = (char *)(obj);                          \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   430
                                                        \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   431
    (ret) = 0;                                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   432
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   433
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   434
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   435
            (ret) = getc(f);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   436
            if ((ret) < 0) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   437
                if (ferror(f)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   438
                    if (__threadErrno == EINTR) {       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   439
                        clearerr(f);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   440
                        /* refetch */                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   441
                        buf = (char *)(obj);   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   442
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   443
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   444
                } else {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   445
                    (ret) = 0;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   446
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   447
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   448
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   449
            (buf)[__ooffs+__offs] = (ret);              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   450
            __offs++;                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   451
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   452
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   453
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   454
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   455
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   456
            char __buf[IO_BUFFER_SIZE];                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   457
            OBJ rA = __INST(readAhead);                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   458
            if (rA != nil) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   459
                (buf)[__ooffs+__offs] = __intVal(rA);   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   460
                __INST(readAhead) = nil;                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   461
                (ret) = 1;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   462
            } else {                                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   463
                int l;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   464
                CLEAR_ERRNO;                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   465
                l = (cnt)-__offs;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   466
                if ( l > IO_BUFFER_SIZE)                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   467
                  l = IO_BUFFER_SIZE;                   \
16491
e0d1851e8511 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16480
diff changeset
   468
                READ((ret),f, __buf, l, handleType);                  \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   469
                if ((ret) <= 0) {                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   470
                    if ((ret) < 0 && __threadErrno == EINTR) {  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   471
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   472
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   473
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   474
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   475
            }                                           \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   476
            if ((ret) > 0 ) {                           \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   477
                /* refetch */                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   478
                buf = (char *)(obj);               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   479
                memcpy((buf)+__ooffs+__offs,__buf,(ret));   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   480
                __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   481
            } else {                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   482
                (ret) = 0;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   483
            }                                               \
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
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   486
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   487
    }                                                   \
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
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   490
# 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
   491
  {                                                  \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   492
    int __ooffs = obj_offs;                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   493
    int __offs = 0;                                  \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   494
    char *buf = (char *)(obj);                       \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   495
                                                     \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   496
    (ret) = 0;                                       \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   497
    if (isBuffered) {                                \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   498
        while (__offs < (cnt)) {                     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   499
            CLEAR_ERRNO;                             \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   500
            (ret) = getc(f);                         \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   501
            if ((ret) < 0) {                         \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   502
                if (ferror(f)) {                     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   503
                    if (__threadErrno == EINTR) {    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   504
                        clearerr(f);                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   505
                        /* refetch */                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   506
                        buf = (char *)(obj);\
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   507
                        continue;                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   508
                    }                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   509
                } else {                             \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   510
                    (ret) = 0;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   511
                }                                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   512
                break;                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   513
            }                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   514
            (buf)[__ooffs+__offs] = (ret);           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   515
            __offs++;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   516
        }                                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   517
        if (__offs > 0)                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   518
            (ret) = __offs;                          \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   519
    } else {                                         \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   520
        while (__offs < (cnt)) {                     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   521
            char __buf[IO_BUFFER_SIZE];              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   522
            OBJ rA = __INST(readAhead);              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   523
            if (rA != nil) {                         \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   524
                (buf)[__ooffs+__offs] = __intVal(rA);\
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   525
                __INST(readAhead) = nil;             \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   526
                (ret) = 1;                           \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   527
                __offs++;                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   528
                continue;                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   529
            }                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   530
            {                                        \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   531
                int res = 0;                         \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   532
                int l = (cnt)-__offs;                \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   533
                CLEAR_ERRNO;                         \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   534
                if (l > IO_BUFFER_SIZE)              \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   535
                    l = IO_BUFFER_SIZE;              \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   536
                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
   537
                    || (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
   538
                    || (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
   539
                    if (res > 0) {                   \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   540
                        if (res > l) res = l;        \
16491
e0d1851e8511 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16480
diff changeset
   541
                        READ((ret), f, __buf, res, handleType); \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   542
                    } else {                         \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   543
                        (ret) = 0;                   \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   544
                        break;                       \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   545
                    }                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   546
                } else {                             \
16491
e0d1851e8511 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16480
diff changeset
   547
                    READ((ret), f, __buf, l, handleType); \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   548
                }                                       \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   549
                if ((ret) < 0 && __threadErrno == EINTR) \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   550
                    continue;                           \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   551
            }                                           \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   552
            if ((ret) > 0) {                            \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   553
                buf = (char *)(obj);                    \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   554
                memcpy((buf)+__ooffs+__offs, __buf, (ret)); \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   555
                __offs += (ret);                        \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   556
            } else {                                    \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   557
                (ret) = 0;                              \
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   558
            }                                           \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   559
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   560
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   561
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   562
    }                                                   \
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
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   565
# define __WRITEBYTE__(ret, f, buf, isBuffered, handleType)         \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   566
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   567
        for (;;) {                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   568
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   569
            ret = putc(*(buf), f);                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   570
            if ((ret) >= 0) {                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   571
                (ret) = 1;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   572
            } else if (ferror(f)) {                     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   573
                if (__threadErrno == EINTR) {                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   574
                    clearerr(f);                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   575
                    continue;                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   576
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   577
            } else                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   578
                (ret) = 0;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   579
            break;                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   580
        }                                               \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   581
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   582
        for (;;) {                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   583
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   584
            WRITE(ret,f, buf, 1, handleType);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   585
            if ((ret) >= 0 || __threadErrno != EINTR)           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   586
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   587
        }                                               \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   588
   }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   589
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   590
# define __WRITEBYTES__(ret, f, buf, cnt, isBuffered, handleType)   \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   591
    (ret) = 0;                                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   592
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   593
        int __offs = 0;                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   594
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   595
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   596
            (ret) = fwrite((buf)+__offs, 1, (cnt)-__offs, f);\
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   597
            if ((ret) <= 0) {                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   598
                if (ferror(f)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   599
                    if (__threadErrno == EINTR) {               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   600
                        clearerr(f);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   601
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   602
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   603
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   604
                } else {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   605
                    (ret) = 0;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   606
                }                                       \
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
            __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   609
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   610
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   611
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   612
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   613
        int __offs = 0;                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   614
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   615
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   616
            WRITE(ret,f, (buf)+__offs, (cnt)-__offs, handleType);   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   617
            if (ret <= 0) {                             \
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
   618
                if (ret < 0 && __threadErrno == EINTR) { \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   619
                    continue;                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   620
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   621
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   622
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   623
            __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   624
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   625
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   626
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   627
   }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   628
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   629
# 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
   630
  {                                                     \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   631
    int __ooffs = obj_offs;                             \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   632
    int __offs = 0;                                     \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   633
    char *buf = (char *)(obj);                          \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   634
                                                        \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   635
    (ret) = 0;                                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   636
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   637
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   638
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   639
            ret = fwrite((buf)+__ooffs+__offs, 1, (cnt)-__offs, f); \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   640
            if ((ret) <= 0) {                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   641
                if (ferror(f)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   642
                    if (__threadErrno == EINTR) {       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   643
                        /* refetch */                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   644
                        buf = (char *)(obj);   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   645
                        clearerr(f);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   646
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   647
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   648
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   649
                } else {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   650
                    (ret) = 0;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   651
                }                                       \
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
            __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   654
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   655
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   656
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   657
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   658
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   659
            char __buf[IO_BUFFER_SIZE];                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   660
            int l;                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   661
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   662
            l = (cnt)-__offs;                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   663
            if ( l > IO_BUFFER_SIZE)                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   664
              l = IO_BUFFER_SIZE;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   665
            /* refetch */                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   666
            buf = (char *)(obj);               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   667
            memcpy(__buf,(buf)+__ooffs+__offs,l);       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   668
            WRITE(ret,f, __buf, l, handleType);                     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   669
            if (ret <= 0) {                             \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   670
                if (ret < 0 && __threadErrno == EINTR) {        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   671
                    continue;                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   672
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   673
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   674
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   675
            __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   676
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   677
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   678
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   679
    }                                                   \
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
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
   682
#else /* ! WIN32 */
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
   683
/* ========================   UNIX / LINUX ====================================================== */
16373
9b9827530bf4 Adapt previous change for linux
Stefan Vogel <sv@exept.de>
parents: 16368
diff changeset
   684
typedef int SOCKET;
9b9827530bf4 Adapt previous change for linux
Stefan Vogel <sv@exept.de>
parents: 16368
diff changeset
   685
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   686
# define __READING__(f)                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   687
    if ((__INST(didWrite) != false)              \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   688
     && (__INST(mode) == @symbol(readwrite))) {  \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   689
        __INST(didWrite) = false;                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   690
        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
   691
    }
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
# define __WRITING__(f)                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   694
    if ((__INST(didWrite) != true)               \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   695
     && (__INST(mode) == @symbol(readwrite))) {  \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   696
        __INST(didWrite) = true;                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   697
        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
   698
    }
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
# ifdef NO_STDIO
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   702
#  define __UNGETC__(c, f, isBuffered)                  \
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
   703
    __INST(readAhead) = __mkSmallInteger((c));
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   704
# else /* use STDIO */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   705
#  define __UNGETC__(c, f, isBuffered)                  \
2264
ac5dfc03aa26 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2262
diff changeset
   706
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   707
        ungetc((c), (f));                               \
2264
ac5dfc03aa26 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2262
diff changeset
   708
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   709
        __INST(readAhead) = __mkSmallInteger((c));          \
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
   710
    }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   711
# endif /* use STDIO */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   712
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   713
# ifdef NO_STDIO
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   714
#  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
   715
    {                                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   716
        OBJ rA = __INST(readAhead);                     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   717
        if (rA != nil) {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   718
            *(buf) = __intVal(rA);                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   719
            DEBUGBUFFER(buf);                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   720
            __INST(readAhead) = nil;                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   721
            (ret) = 1;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   722
        } else {                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   723
            for (;;) {                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   724
                CLEAR_ERRNO;                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   725
                (ret) = READ(f, buf, 1, handleType);    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   726
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   727
                if ((ret) >= 0) break;                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   728
                if (errno != EINTR) {                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   729
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   730
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   731
                __HANDLE_INTERRUPTS__;                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   732
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   733
        }                                               \
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
   734
    }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   735
# else /* use STDIO */
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   736
#  define __READBYTE__(ret, f, buf, isBuffered, handleType)         \
2264
ac5dfc03aa26 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2262
diff changeset
   737
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   738
        for (;;) {                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   739
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   740
            (ret) = getc(f);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   741
            if ((ret) >= 0) {                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   742
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   743
                *(buf) = (ret);                         \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   744
                (ret) = 1;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   745
            } else if (ferror(f)) {                     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   746
                if (errno == EINTR) {                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   747
                    __HANDLE_INTERRUPTS__;              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   748
                    clearerr(f);                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   749
                    continue;                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   750
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   751
            } else                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   752
                (ret) = 0;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   753
            break;                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   754
        }                                               \
2264
ac5dfc03aa26 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2262
diff changeset
   755
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   756
        OBJ rA = __INST(readAhead);                     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   757
        if (rA != nil) {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   758
            *(buf) = __intVal(rA);                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   759
            DEBUGBUFFER(buf);                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   760
            __INST(readAhead) = nil;                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   761
            (ret) = 1;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   762
        } else {                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   763
            for (;;) {                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   764
                CLEAR_ERRNO;                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   765
                (ret) = read(fileno(f), buf, 1);        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   766
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   767
                if ((ret) >= 0) break;                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   768
                if (errno != EINTR) {                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   769
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   770
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   771
                __HANDLE_INTERRUPTS__;                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   772
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   773
        }                                               \
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   774
   }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   775
# endif /* use STDIO */
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
   776
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
   777
/*
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
   778
 * 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
   779
 * (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
   780
 */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   781
# ifdef NO_STDIO
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   782
#  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
   783
    {                                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   784
        int __offs = 0, __cnt;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   785
                                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   786
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   787
            OBJ rA = __INST(readAhead);                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   788
            if (rA != nil) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   789
                (buf)[__offs] = __intVal(rA);           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   790
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   791
                __INST(readAhead) = nil;                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   792
                __offs++;                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   793
            } else {                                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   794
                CLEAR_ERRNO;                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   795
                __cnt = READ(f, (buf)+__offs, (cnt)-__offs, handleType); \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   796
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   797
                if (__cnt <= 0) {                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   798
                    if (__cnt < 0 && errno == EINTR) {  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   799
                        __HANDLE_INTERRUPTS__;          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   800
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   801
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   802
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   803
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   804
                __offs += __cnt;                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   805
            }                                           \
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
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   808
            (ret) = __offs;                             \
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
   809
   }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   810
# else /* use STDIO */
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   811
#  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
   812
    (ret) = 0;                                          \
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
   813
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   814
        int __offs = 0;                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   815
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   816
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   817
            (ret) = getc(f);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   818
            if ((ret) < 0) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   819
                if (ferror(f)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   820
                    if (errno == EINTR) {               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   821
                        __HANDLE_INTERRUPTS__;          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   822
                        clearerr(f);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   823
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   824
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   825
                } else {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   826
                    (ret) = 0;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   827
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   828
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   829
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   830
            DEBUGBUFFER(buf);                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   831
            (buf)[__offs++] = (ret);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   832
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   833
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   834
            (ret) = __offs;                             \
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
   835
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   836
        int __offs = 0, __cnt;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   837
        int fd = fileno(f);                             \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   838
                                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   839
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   840
            OBJ rA = __INST(readAhead);                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   841
            if (rA != nil) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   842
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   843
                (buf)[__offs] = __intVal(rA);           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   844
                __INST(readAhead) = nil;                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   845
                __offs++;                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   846
            } else {                                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   847
                CLEAR_ERRNO;                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   848
                __cnt = read(fd, (buf)+__offs, (cnt)-__offs);  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   849
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   850
                if (__cnt <= 0) {                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   851
                    if (__cnt < 0 && errno == EINTR) {  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   852
                        __HANDLE_INTERRUPTS__;          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   853
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   854
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   855
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   856
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   857
                __offs += __cnt;                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   858
            }                                           \
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
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   861
            (ret) = __offs;                             \
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
   862
   }
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   863
6563
f786651428c8 Support O_NONBLOCK which is the POSIX way of FNDELAY
Stefan Vogel <sv@exept.de>
parents: 6487
diff changeset
   864
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
 * 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
   867
 */
f786651428c8 Support O_NONBLOCK which is the POSIX way of FNDELAY
Stefan Vogel <sv@exept.de>
parents: 6487
diff changeset
   868
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   869
#  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
   870
#   define SETFLAGS(fd, flags) \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   871
        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
   872
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   873
#   if defined(O_NONBLOCK)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   874
#    define __STX_NONBLOCK_FLAG O_NONBLOCK
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   875
#   else
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   876
#    if defined(O_NDELAY)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   877
#     define __STX_NONBLOCK_FLAG O_NDELAY
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   878
#    else
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   879
#     define __STX_NONBLOCK_FLAG FNDELAY
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   880
#    endif
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
15342
d89884677c76 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15304
diff changeset
   883
#   define SETNONBLOCKING(fd, oldFlags) \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   884
        { \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   885
            int flags = fcntl(fd, F_GETFL, 0); \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   886
            if (flags >= 0) { \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   887
                fcntl(fd, F_SETFL, flags | __STX_NONBLOCK_FLAG); \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   888
            } \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   889
            oldFlags = flags; \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   890
        }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   891
#  else
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   892
#   define SETFLAGS(fd, flags) /* nothing */
15342
d89884677c76 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15304
diff changeset
   893
#   define SETNONBLOCKING(fd, oldFlags) /* nothing */
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   894
#  endif
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   895
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   896
#  define __READAVAILBYTES__(ret, f, buf, cnt, isBuffered, handleType) \
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   897
  {                                                     \
15342
d89884677c76 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15304
diff changeset
   898
    int __offs = 0, __cnt;                              \
3681
55dc17d40aab fixed nextAvail
Claus Gittinger <cg@exept.de>
parents: 3674
diff changeset
   899
    int oldFlags;                                       \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   900
                                                        \
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   901
    (ret) = 0;                                          \
15342
d89884677c76 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15304
diff changeset
   902
    SETNONBLOCKING(fileno(f), oldFlags);                \
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   903
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   904
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   905
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   906
            (ret) = getc(f);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   907
            if ((ret) < 0) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   908
                if (ferror(f)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   909
                    if (errno == EINTR) {               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   910
                        (ret) = 0;                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   911
                        clearerr(f);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   912
                        break;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   913
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   914
                } else {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   915
                    (ret) = 0;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   916
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   917
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   918
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   919
            (buf)[__offs++] = (ret);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   920
            DEBUGBUFFER(buf);                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   921
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   922
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   923
            (ret) = __offs;                             \
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   924
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   925
        int fd = fileno(f);                             \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   926
                                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   927
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   928
            OBJ rA = __INST(readAhead);                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   929
            if (rA != nil) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   930
                (buf)[__offs] = __intVal(rA);           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   931
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   932
                __INST(readAhead) = nil;                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   933
                __offs++;                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   934
                continue;                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   935
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   936
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   937
            __cnt = read(fd, (buf)+__offs, (cnt)-__offs); \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   938
            DEBUGBUFFER(buf);                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   939
            if (__cnt > 0) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   940
                __offs += __cnt;                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   941
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   942
            break;                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   943
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   944
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   945
            (ret) = __offs;                             \
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   946
    }                                                   \
3681
55dc17d40aab fixed nextAvail
Claus Gittinger <cg@exept.de>
parents: 3674
diff changeset
   947
    SETFLAGS(fileno(f), oldFlags);                      \
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   948
  }
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   949
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   950
# endif /* use STDIO */
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
   951
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
   952
/*
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
   953
 * 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
   954
 * (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
   955
 */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   956
# ifdef NO_STDIO
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   957
#  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
   958
  {                                                     \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   959
    int __ooffs = obj_offs;                             \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   960
    int __offs = 0;                                     \
7540
7cd542f29024 Fix reading when readAheadBuffer is filled and following read fails
Stefan Vogel <sv@exept.de>
parents: 7503
diff changeset
   961
    int __cnt;                                          \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   962
    char *buf = (char *)(obj);                          \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   963
                                                        \
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
   964
    (ret) = 0;                                          \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   965
    {                                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   966
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   967
            OBJ rA = __INST(readAhead);                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   968
            if (rA != nil) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   969
                (buf)[__ooffs+__offs] = __intVal(rA);   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   970
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   971
                __INST(readAhead) = nil;                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   972
                __offs++;                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   973
            } else {                                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   974
                CLEAR_ERRNO;                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   975
                __cnt = READ(f, (buf)+__ooffs+__offs, (cnt)-__offs, handleType); \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   976
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   977
                if (__cnt <= 0) {                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   978
                    if (__cnt < 0 && errno == EINTR) {  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   979
                        __HANDLE_INTERRUPTS__;          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   980
                        /* refetch */                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   981
                        buf = (char *)(obj);            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   982
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   983
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   984
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   985
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   986
                __offs += __cnt;                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   987
            }                                           \
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
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
   990
            (ret) = __offs;                             \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   991
    }                                                   \
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
   992
  }
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
   993
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   994
# else /* use STDIO */
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
   995
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
   996
#  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
   997
  {                                                     \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   998
    int __ooffs = obj_offs;                             \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   999
    int __offs = 0;                                     \
7540
7cd542f29024 Fix reading when readAheadBuffer is filled and following read fails
Stefan Vogel <sv@exept.de>
parents: 7503
diff changeset
  1000
    int __cnt;                                          \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1001
    char *buf = (char *)(obj);                          \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1002
                                                        \
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1003
    (ret) = 0;                                          \
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1004
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1005
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1006
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1007
            (ret) = getc(f);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1008
            if ((ret) < 0) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1009
                if (ferror(f)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1010
                    if (errno == EINTR) {               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1011
                        __HANDLE_INTERRUPTS__;          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1012
                        clearerr(f);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1013
                        /* refetch */                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1014
                        buf = (char *)(obj);            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1015
                        DEBUGBUFFER(buf);               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1016
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1017
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1018
                } else {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1019
                    (ret) = 0;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1020
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1021
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1022
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1023
            (buf)[__ooffs+__offs] = (ret);              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1024
            DEBUGBUFFER(buf);                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1025
            __offs++;                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1026
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1027
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1028
            (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
  1029
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1030
        int fd = fileno(f);                             \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1031
                                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1032
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1033
            OBJ rA = __INST(readAhead);                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1034
            if (rA != nil) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1035
                (buf)[__ooffs+__offs] = __intVal(rA);   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1036
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1037
                __INST(readAhead) = nil;                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1038
                __offs++;                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1039
            } else {                                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1040
                CLEAR_ERRNO;                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1041
                __cnt = read(fd, (buf)+__ooffs+__offs, (cnt)-__offs); \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1042
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1043
                if (__cnt <= 0) {                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1044
                    if (__cnt < 0 && errno == EINTR) {  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1045
                        __HANDLE_INTERRUPTS__;          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1046
                        /* refetch */                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1047
                        buf = (char *)(obj);            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1048
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1049
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1050
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1051
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1052
                __offs += __cnt;                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1053
            }                                           \
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
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1056
            (ret) = __offs;                             \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1057
    }                                                   \
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1058
  }
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1059
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  1060
# 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
  1061
  {                                                     \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1062
    int __ooffs = obj_offs;                             \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1063
    int __offs = 0;                                     \
7540
7cd542f29024 Fix reading when readAheadBuffer is filled and following read fails
Stefan Vogel <sv@exept.de>
parents: 7503
diff changeset
  1064
    int __cnt;                                          \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1065
    char *buf = (char *)(obj);                          \
15342
d89884677c76 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15304
diff changeset
  1066
    int oldFlags;                                       \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1067
                                                        \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1068
    (ret) = 0;                                          \
15342
d89884677c76 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15304
diff changeset
  1069
    SETNONBLOCKING(fileno(f), oldFlags);                \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1070
                                                        \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1071
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1072
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1073
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1074
            (ret) = getc(f);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1075
            if ((ret) < 0) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1076
                if (ferror(f)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1077
                    if (errno == EINTR) {               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1078
                        clearerr(f);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1079
                        /* refetch */                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1080
                        buf = (char *)(obj);            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1081
                        (ret) = 0;                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1082
                        break;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1083
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1084
                } else {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1085
                    (ret) = 0;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1086
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1087
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1088
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1089
            (buf)[__ooffs+__offs] = (ret);              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1090
            DEBUGBUFFER(buf);                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1091
            __offs++;                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1092
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1093
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1094
            (ret) = __offs;                             \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1095
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1096
        int fd = fileno(f);                             \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1097
                                                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1098
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1099
            OBJ rA = __INST(readAhead);                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1100
            if (rA != nil) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1101
                (buf)[__ooffs+__offs] = __intVal(rA);   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1102
                DEBUGBUFFER(buf);                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1103
                __INST(readAhead) = nil;                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1104
                __offs++;                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1105
                continue;                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1106
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1107
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1108
            __cnt = read(fd, (buf)+__ooffs+__offs, (cnt)-__offs); \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1109
            DEBUGBUFFER(buf);                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1110
            if (__cnt > 0) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1111
                __offs += __cnt;                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1112
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1113
            break;                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1114
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1115
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1116
            (ret) = __offs;                             \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1117
    }                                                   \
15342
d89884677c76 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15304
diff changeset
  1118
    SETFLAGS(fileno(f), oldFlags);                      \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1119
  }
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
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1122
# endif /* use STDIO */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  1123
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  1124
# ifdef NO_STDIO
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  1125
#  define __WRITEBYTE__(ret, f, buf, isBuffered, handleType)          \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1126
        for (;;) {                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1127
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1128
            (ret) = WRITE(f, buf, 1, handleType);       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1129
            if ((ret) >= 0) break;                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1130
            if (errno != EINTR) {                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1131
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1132
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1133
            __HANDLE_INTERRUPTS__;                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1134
        }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1135
# else /* use STDIO */
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  1136
#  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
  1137
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1138
        for (;;) {                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1139
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1140
            ret = putc(*(buf), f);                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1141
            if ((ret) >= 0) {                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1142
                (ret) = 1;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1143
            } else if (ferror(f)) {                     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1144
                /* SOLARIS/SPARC (2.6) generates spurious errors with errno = 0 */ \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1145
                if (errno == EINTR || errno == 0) {     \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1146
                    __HANDLE_INTERRUPTS__;              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1147
                    clearerr(f);                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1148
                    continue;                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1149
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1150
            } else                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1151
                (ret) = 0;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1152
            break;                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1153
        }                                               \
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  1154
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1155
        for (;;) {                                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1156
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1157
            (ret) = write(fileno(f), buf, 1);           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1158
            if ((ret) >= 0) break;                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1159
            if (errno != EINTR) {                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1160
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1161
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1162
            __HANDLE_INTERRUPTS__;                      \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1163
        }                                               \
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1164
   }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1165
# endif /* use STDIO */
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  1166
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1167
/*
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1168
 * 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
  1169
 * (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
  1170
 */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  1171
# ifdef NO_STDIO
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  1172
#  define __WRITEBYTES__(ret, f, buf, cnt, isBuffered, handleType)    \
2961
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1173
    (ret) = 0;                                          \
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1174
    {                                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1175
        int __offs = 0;                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1176
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1177
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1178
            ret = WRITE(f, (buf)+__offs, (cnt)-__offs, handleType); \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1179
            if (ret <= 0) {                             \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1180
                if (ret < 0 && errno == EINTR) {        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1181
                    __HANDLE_INTERRUPTS__;              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1182
                    continue;                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1183
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1184
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1185
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1186
            __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1187
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1188
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1189
            (ret) = __offs;                             \
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  1190
   }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1191
# else /* use STDIO */
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  1192
#  define __WRITEBYTES__(ret, f, buf, cnt, isBuffered, handleType)    \
2961
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1193
    (ret) = 0;                                          \
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1194
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1195
        int __offs = 0;                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1196
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1197
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1198
            (ret) = fwrite((buf)+__offs, 1, (cnt)-__offs, f);\
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1199
            if ((ret) <= 0) {                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1200
                if (ferror(f)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1201
                    if (errno == EINTR) {               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1202
                        __HANDLE_INTERRUPTS__;          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1203
                        clearerr(f);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1204
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1205
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1206
                } else {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1207
                    (ret) = 0;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1208
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1209
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1210
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1211
            __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1212
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1213
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1214
            (ret) = __offs;                             \
2961
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1215
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1216
        int __offs = 0;                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1217
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1218
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1219
            (ret) = write(fileno(f), (buf)+__offs, (cnt)-__offs);\
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1220
            if ((ret) <= 0) {                           \
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 (errno == EINTR) {               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1223
                        __HANDLE_INTERRUPTS__;          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1224
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1225
                    }                                   \
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
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1228
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1229
            __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1230
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1231
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1232
            (ret) = __offs;                             \
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  1233
   }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1234
# endif /* use STDIO */
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  1235
223
3075043790b8 immediateInterr & errno cleanup
claus
parents: 216
diff changeset
  1236
/*
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1237
 * 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
  1238
 * (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
  1239
 */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  1240
# ifdef NO_STDIO
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  1241
#  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
  1242
  {                                                     \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1243
    int __ooffs = obj_offs;                             \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1244
    int __offs = 0;                                     \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1245
    char *buf = (char *)(obj);                          \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1246
                                                        \
2961
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1247
    (ret) = 0;                                          \
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1248
    {                                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1249
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1250
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1251
            ret = WRITE(f, (buf)+__ooffs+__offs, (cnt)-__offs, handleType); \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1252
            if (ret <= 0) {                             \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1253
                if (ret < 0 && errno == EINTR) {        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1254
                    __HANDLE_INTERRUPTS__;              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1255
                    /* refetch */                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1256
                    buf = (char *)(obj);                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1257
                    continue;                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1258
                }                                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1259
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1260
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1261
            __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1262
        }                                               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1263
        if (__offs > 0)                                 \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1264
            (ret) = __offs;                             \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1265
    }                                                   \
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  1266
  }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1267
# else /* use STDIO */
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  1268
#  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
  1269
  {                                                     \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1270
    int __ooffs = obj_offs;                             \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1271
    int __offs = 0;                                     \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1272
    char *buf = (char *)(obj);                          \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1273
                                                        \
2961
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1274
    (ret) = 0;                                          \
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1275
    if (isBuffered) {                                   \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1276
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1277
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1278
            (ret) = fwrite((buf)+__ooffs+__offs, 1, (cnt)-__offs, f);  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1279
            if ((ret) <= 0) {                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1280
                if (ferror(f)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1281
                    if (errno == EINTR) {               \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1282
                        __HANDLE_INTERRUPTS__;          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1283
                        /* refetch */                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1284
                        buf = (char *)(obj);            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1285
                        clearerr(f);                    \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1286
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1287
                    }                                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1288
                    break;                              \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1289
                } else {                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1290
                    (ret) = 0;                          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1291
                }                                       \
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
            __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1294
        }                                               \
2961
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1295
    } else {                                            \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1296
        while (__offs < (cnt)) {                        \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1297
            CLEAR_ERRNO;                                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1298
            (ret) = write(fileno(f), (buf)+__ooffs+__offs, (cnt)-__offs); \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1299
            if ((ret) <= 0) {                           \
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 (errno == EINTR){                \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1302
                        __HANDLE_INTERRUPTS__;          \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1303
                        /* refetch */                   \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1304
                        buf = (char *)(obj);            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1305
                        continue;                       \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1306
                    }                                   \
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
                break;                                  \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1309
            }                                           \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1310
            __offs += (ret);                            \
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1311
        }                                               \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1312
    }                                                   \
15845
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  1313
    if (__offs > 0)                                     \
16308
4f0cb8a09d1d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16302
diff changeset
  1314
        (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
  1315
  }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1316
# endif /* use STDIO */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  1317
#endif /* unix */
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1318
%}
188
454ed0ee733e EINTR problems
claus
parents: 159
diff changeset
  1319
! !
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1320
2045
1ad17ca6520f fall back to super>>nextPutLine: if argument is not a string.
Claus Gittinger <cg@exept.de>
parents: 2044
diff changeset
  1321
!ExternalStream class methodsFor:'documentation'!
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1322
88
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1323
copyright
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1324
"
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1325
 COPYRIGHT (c) 1988 by Claus Gittinger
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1326
	      All Rights Reserved
88
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1327
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1328
 This software is furnished under a license and may be used
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1329
 only in accordance with the terms of that license and with the
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1330
 inclusion of the above copyright notice.   This software may not
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1331
 be provided or otherwise made available to, or used by, any
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1332
 other person.  No title to or ownership of the software is
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1333
 hereby transferred.
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1334
"
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1335
!
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1336
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1337
documentation
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1338
"
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1339
    ExternalStream defines protocol common to Streams which have a file-descriptor and
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1340
    represent some file or communicationChannel of the underlying OperatingSystem.
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1341
    ExternalStream is abstract; concrete classes are FileStream, PipeStream etc.
77
6c38ca59927f *** empty log message ***
claus
parents: 68
diff changeset
  1342
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1343
    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
  1344
    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
  1345
    while in binary-mode the basic elements are bytes which read/write as SmallIntegers
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1346
    in the range 0..255.
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1347
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1348
    Also, the stream can be either in buffered or unbuffered mode. In buffered mode,
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1349
    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
  1350
    is sent (in both modes).
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1351
77
6c38ca59927f *** empty log message ***
claus
parents: 68
diff changeset
  1352
    The underlying OperatingSystem streams may either be closed explicitely (sending a close)
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1353
    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
  1354
    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
  1355
    happens - so it is recommended, that you close your files when no longer needed).
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1356
    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
  1357
    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
  1358
    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
  1359
    a noop in one of the superclasses).
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1360
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1361
    Most of the methods found here redefine inherited methods for better performance,
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1362
    since I/O from/to files should be fast.
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1363
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1364
    Recovering a snapshot:
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1365
      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
  1366
      reOpen in subclasses for more information.
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1367
      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
  1368
      reestablish the stream upon image restart (make someone dependent on ObjectMemory).
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1369
      FileStreams are reopened and positioned to their offset they had at snapshot time.
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1370
      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
  1371
      if the contents changed in the meantime.
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1372
      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
  1373
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1374
    [Instance variables:]
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1375
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1376
        handleType      <Symbol>        desribes what handle is:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1377
                                            win32: #fileHandle, #socketHandle,
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1378
                                                   #filePointer, #socketFilePointer, #pipeFilePointer
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1379
                                            unix: #filePointer, #socketFilePointer, #pipeFilePointer
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1380
                                        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
  1381
        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
  1382
                                        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
  1383
        mode            <Symbol>        #readwrite, #readonly or #writeonly
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1384
        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
  1385
                                        not output immediately)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1386
        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
  1387
        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
  1388
                                        determines how lines should be terminated.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1389
                                        nil -> newLine (as in Unix);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1390
                                        #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
  1391
                                        #cr -> with cr (as in VMS)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1392
        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
  1393
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1394
        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
  1395
                                        updated with next i/o operation)
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1396
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1397
    [Class variables:]
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1398
        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
  1399
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1400
        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
  1401
        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
  1402
        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
  1403
        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
  1404
                                         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
  1405
        OpenErrorSignal         <Signal> raised if open fails
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1406
        StreamNotOpenSignal     <Signal> raised on I/O with non-open stream
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1407
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1408
    Additional notes:
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1409
      This class is implemented using the underlying stdio-c library package, which
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1410
      has both advantages and disadvantages: since it is portable (posix defined), porting
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1411
      ST/X to non-Unix machines is simplified. The disadvantage is that the stdio library
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1412
      has big problems handling unbounded Streams, since the EOF handling in stdio is
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1413
      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
  1414
      a complete rewrite for UnboundedStream ...
325
claus
parents: 308
diff changeset
  1415
188
454ed0ee733e EINTR problems
claus
parents: 159
diff changeset
  1416
      Also, depending on the system, the stdio library behaves infriendly when signals
454ed0ee733e EINTR problems
claus
parents: 159
diff changeset
  1417
      occur while reading (for example, timer interrupts) - on real unixes (i.e. BSD) the signal
454ed0ee733e EINTR problems
claus
parents: 159
diff changeset
  1418
      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
  1419
      an error and errno is set to EINTR.
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1420
      Thats what the ugly code around all getc-calls is for ...
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1421
      Since things get more and more ugly - we will rewrite ExternalStream
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1422
      completely, to NOT use any stdio stuff (and do its buffering itself).
325
claus
parents: 308
diff changeset
  1423
claus
parents: 308
diff changeset
  1424
      Notice that typical stdio's use a single errno global variable to return an error code,
claus
parents: 308
diff changeset
  1425
      this was bad design in the stdio lib (right from the very beginning), since its much
claus
parents: 308
diff changeset
  1426
      harder to deal with this in the presence of lightweight processes, where errno gets
claus
parents: 308
diff changeset
  1427
      overwritten by an I/O operation done in another thread. (stdio should have been written
claus
parents: 308
diff changeset
  1428
      to return errno as a negative number ...).
claus
parents: 308
diff changeset
  1429
      To deal with this, the scheduler treats errno like a per-thread private variable,
claus
parents: 308
diff changeset
  1430
      and saves/restores the errno setting when switching to another thread.
claus
parents: 308
diff changeset
  1431
      (Notice that some thread packages do this also, but ST/X's thread implementation
claus
parents: 308
diff changeset
  1432
      does not depend on those, but instead uses a portable private package).
claus
parents: 308
diff changeset
  1433
216
a8abff749575 *** empty log message ***
claus
parents: 213
diff changeset
  1434
      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
  1435
      fseek whenever we are about to read after write and vice versa.
a8abff749575 *** empty log message ***
claus
parents: 213
diff changeset
  1436
      Two macros (__READING__ and __WRITING__) have been defined to be used before every
a8abff749575 *** empty log message ***
claus
parents: 213
diff changeset
  1437
      fread/fgetc and fwrite/putc respectively.
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1438
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1439
    [author:]
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1440
        Claus Gittinger
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1441
        Stefan Vogel (many, many fixes ...)
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1442
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1443
    [see also:]
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1444
        FileStream Socket PipeStream
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  1445
        Filename OperatingSystem
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1446
"
3255
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1447
!
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1448
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1449
examples
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1450
"
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1451
    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
  1452
									[exBegin]
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1453
	|topView scrollPane textView fileStream text|
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1454
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1455
	topView := StandardSystemView new.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1456
	topView label:'contents of Makefile'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1457
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1458
	scrollPane := HVScrollableView in:topView.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1459
	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
  1460
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1461
	textView := EditTextView new.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1462
	scrollPane scrolledView:textView.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1463
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1464
	fileStream := 'Makefile' asFilename readStream.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1465
	text := fileStream upToEnd.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1466
	fileStream close.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1467
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1468
	textView contents:text.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1469
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1470
	topView open.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1471
									[exEnd]
3255
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1472
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1473
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1474
    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
  1475
									[exBegin]
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1476
	EditTextView openOn:'Makefile'
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1477
									[exEnd]
3255
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1478
"
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1479
! !
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1480
2045
1ad17ca6520f fall back to super>>nextPutLine: if argument is not a string.
Claus Gittinger <cg@exept.de>
parents: 2044
diff changeset
  1481
!ExternalStream class methodsFor:'initialization'!
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1482
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1483
initDefaultEOLMode
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1484
    OperatingSystem isUNIXlike ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1485
	"/ unix EOL conventions
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1486
	DefaultEOLMode := #nl
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1487
    ] ifFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1488
	OperatingSystem isVMSlike ifTrue:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1489
	    "/ vms EOL conventions
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1490
	    DefaultEOLMode := #cr
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1491
	] ifFalse:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1492
	    "/ msdos EOL conventions
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1493
	    DefaultEOLMode := #crlf
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1494
	]
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1495
    ]
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
initModeStrings
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1499
    "initialize modeStrings which are passed down to the underlying
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1500
     fopen/fdopen functions."
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1501
3132
037027ae20fd msdos MUST use binary mode in I/O
Claus Gittinger <cg@exept.de>
parents: 3044
diff changeset
  1502
    OperatingSystem isMSDOSlike ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1503
	ReadMode := 'rb'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1504
	ReadWriteMode := 'rb+'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1505
	WriteMode := 'wb'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1506
	AppendMode := 'ab+'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1507
	CreateReadWriteMode := 'wb+'.
3132
037027ae20fd msdos MUST use binary mode in I/O
Claus Gittinger <cg@exept.de>
parents: 3044
diff changeset
  1508
    ] ifFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1509
	ReadMode := 'r'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1510
	ReadWriteMode := 'r+'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1511
	WriteMode := 'w'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1512
	AppendMode := 'a+'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1513
	CreateReadWriteMode := 'w+'.
3132
037027ae20fd msdos MUST use binary mode in I/O
Claus Gittinger <cg@exept.de>
parents: 3044
diff changeset
  1514
    ]
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1515
!
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1516
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1517
initialize
593
19d568779cf7 moved StreamErrorSignal into Stream;
Claus Gittinger <cg@exept.de>
parents: 583
diff changeset
  1518
    OpenErrorSignal isNil ifTrue:[
8066
0dbcbe8989b8 OpenError is now a class based exception
Claus Gittinger <cg@exept.de>
parents: 8008
diff changeset
  1519
"/        OpenErrorSignal := OpenError.
0dbcbe8989b8 OpenError is now a class based exception
Claus Gittinger <cg@exept.de>
parents: 8008
diff changeset
  1520
"/        OpenErrorSignal nameClass:self message:#openErrorSignal.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1521
	OpenErrorSignal := OpenError.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1522
	OpenErrorSignal notifierString:'open error'.
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1523
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1524
"/        InvalidReadSignal := ReadErrorSignal newSignalMayProceed:false.
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1525
"/        InvalidReadSignal nameClass:self message:#invalidReadSignal.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1526
	InvalidReadSignal := InvalidReadError.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1527
	InvalidReadSignal notifierString:'stream does not support reading'.
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1528
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1529
"/        InvalidWriteSignal := WriteErrorSignal newSignalMayProceed:false.
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1530
"/        InvalidWriteSignal nameClass:self message:#invalidWriteSignal.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1531
	InvalidWriteSignal := InvalidWriteError.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1532
	InvalidWriteSignal notifierString:'stream does not support writing'.
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1533
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1534
"/        InvalidModeSignal :=  StreamErrorSignal newSignalMayProceed:false.
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1535
"/        InvalidModeSignal nameClass:self message:#invalidModeSignal.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1536
	InvalidModeSignal := InvalidModeError.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1537
	InvalidModeSignal notifierString:'binary/text mode mismatch'.
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1538
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1539
"/        InvalidOperationSignal :=  StreamErrorSignal newSignalMayProceed:false.
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1540
"/        InvalidOperationSignal nameClass:self message:#invalidOperationSignal.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1541
	InvalidOperationSignal := InvalidOperationError.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1542
	InvalidOperationSignal notifierString:'unsupported file operation'.
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1543
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1544
"/        StreamNotOpenSignal := StreamErrorSignal newSignalMayProceed:false.
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1545
"/        StreamNotOpenSignal nameClass:self message:#streamNotOpenSignal.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1546
	StreamNotOpenSignal := StreamNotOpenError.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1547
	StreamNotOpenSignal notifierString:'stream is not open'.
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1548
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1549
"/        StreamIOErrorSignal := StreamErrorSignal newSignalMayProceed:false.
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1550
"/        StreamIOErrorSignal nameClass:self message:#streamIOErrorSignal.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1551
	StreamIOErrorSignal := StreamIOError.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1552
	StreamIOErrorSignal notifierString:'I/O error'.
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1553
    ].
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1554
31
75f2b9f78be2 *** empty log message ***
claus
parents: 25
diff changeset
  1555
    Lobby isNil ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1556
	Lobby := Registry new.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1557
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1558
	"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
  1559
	ObjectMemory addDependent:self
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1560
    ].
5442
24b88d75396d only init once
Claus Gittinger <cg@exept.de>
parents: 5441
diff changeset
  1561
    DefaultEOLMode isNil ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1562
	self initDefaultEOLMode.
5442
24b88d75396d only init once
Claus Gittinger <cg@exept.de>
parents: 5441
diff changeset
  1563
    ].
24b88d75396d only init once
Claus Gittinger <cg@exept.de>
parents: 5441
diff changeset
  1564
    ReadMode isNil ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1565
	self initModeStrings.
5442
24b88d75396d only init once
Claus Gittinger <cg@exept.de>
parents: 5441
diff changeset
  1566
    ].
3474
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1567
    "Modified: / 21.5.1998 / 16:33:53 / cg"
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1568
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1569
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1570
reOpenFiles
4108
8c4a45bc70eb perform reOpen of streams earlier (before doing the view-reinit)
Claus Gittinger <cg@exept.de>
parents: 4093
diff changeset
  1571
    "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
  1572
     This is invoked via the #earlyRestart change notification."
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1573
301
35e40a6fc72b *** empty log message ***
claus
parents: 269
diff changeset
  1574
    Lobby do:[:aFileStream |
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1575
	aFileStream reOpen
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1576
    ].
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1577
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1578
1469
570ef7f8667b checkin from browser
Claus Gittinger <cg@exept.de>
parents: 1464
diff changeset
  1579
update:something with:aParameter from:changedObject
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1580
    "have to reopen files when returning from snapshot"
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1581
4108
8c4a45bc70eb perform reOpen of streams earlier (before doing the view-reinit)
Claus Gittinger <cg@exept.de>
parents: 4093
diff changeset
  1582
    something == #earlyRestart ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1583
	self reOpenFiles.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1584
	self initDefaultEOLMode
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1585
    ]
1469
570ef7f8667b checkin from browser
Claus Gittinger <cg@exept.de>
parents: 1464
diff changeset
  1586
570ef7f8667b checkin from browser
Claus Gittinger <cg@exept.de>
parents: 1464
diff changeset
  1587
    "Created: 15.6.1996 / 15:19:59 / cg"
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1588
! !
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1589
2045
1ad17ca6520f fall back to super>>nextPutLine: if argument is not a string.
Claus Gittinger <cg@exept.de>
parents: 2044
diff changeset
  1590
!ExternalStream class methodsFor:'instance creation'!
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1591
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  1592
forFileDescriptor:aFileDescriptor mode:modeSymbol
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1593
    "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
  1594
     to operate on this fd.
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  1595
     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
  1596
     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
  1597
     primitive code, or to wrap pipe-fds into externalStreams."
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1598
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  1599
    ^ self forFileDescriptor:aFileDescriptor mode:modeSymbol buffered:true handleType:nil
7002
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1600
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
     the example below will probably fail (15 is a random FD):
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1603
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1604
     |s|
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1605
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1606
     s := ExternalStream forFileDescriptor:15 mode:'r'.
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1607
     s next.
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1608
    "
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
    "Created: 29.2.1996 / 18:05:00 / cg"
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1611
    "Modified: 29.2.1996 / 18:17:07 / cg"
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1612
!
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1613
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  1614
forFileDescriptor:aFileDescriptor mode:modeSymbol buffered:buffered handleType:handleTypeSymbol
7002
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1615
    "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
  1616
     to operate on this fd.
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  1617
     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
  1618
     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
  1619
     primitive code, or to wrap pipe-fds into externalStreams."
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1620
1048
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1621
    |newStream|
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1622
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1623
    newStream := self basicNew.
7002
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1624
    newStream text; buffered:buffered; eolMode:DefaultEOLMode; clearEOF.
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  1625
    ^ newStream connectTo:aFileDescriptor withMode:modeSymbol handleType:handleTypeSymbol
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1626
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
     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
  1629
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1630
     |s|
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1631
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  1632
     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
  1633
     s next.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1634
    "
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
    "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
  1637
    "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
  1638
!
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
forReadWriteToFileDescriptor:aFileDescriptor
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1641
    "given a fileDescriptor, create an ExternalStream object
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1642
     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
  1643
     as returned by user primitive code, or to wrap pipe-
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1644
     filedescriptors into externalStreams."
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1645
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  1646
    ^ self forFileDescriptor:aFileDescriptor mode:#readWrite
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1647
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
     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
  1650
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1651
     |s|
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1652
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1653
     s := ExternalStream forReadWriteToFileDescriptor:15.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1654
     s next.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1655
    "
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
    "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
  1658
    "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
  1659
!
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
forReadingFromFileDescriptor:aFileDescriptor
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1662
    "given a fileDescriptor, create an ExternalStream object
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1663
     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
  1664
     as returned by user primitive code, or to wrap pipe-
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1665
     filedescriptors into externalStreams."
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1666
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  1667
    ^ self forFileDescriptor:aFileDescriptor mode:#readonly
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1668
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
     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
  1671
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1672
     |s|
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1673
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1674
     s := ExternalStream forReadingFromFileDescriptor:15.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1675
     s next.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1676
    "
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
     |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
  1680
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1681
     'create OS pipe ...'.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1682
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1683
     pipe := OperatingSystem makePipe.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1684
     readFd := pipe at:1.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1685
     writeFd := pipe at:2.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1686
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1687
     'connect Smalltalk streams ...'.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1688
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1689
     rs := ExternalStream forReadingFromFileDescriptor:readFd.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1690
     ws := ExternalStream forWritingToFileDescriptor:writeFd.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1691
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1692
     'read ...'.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1693
     [
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  1694
	 1 to:10 do:[:i |
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  1695
	     Transcript showCR:rs nextLine
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  1696
	 ].
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  1697
	 rs close.
1048
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1698
     ] forkAt:7.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1699
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1700
     'write ...'.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1701
     [
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  1702
	 1 to:10 do:[:i |
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  1703
	     ws nextPutAll:'hello world '; nextPutAll:i printString; cr
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  1704
	 ].
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  1705
	 ws close.
1048
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1706
     ] fork.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1707
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
    "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
  1711
    "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
  1712
!
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
forWritingToFileDescriptor:aFileDescriptor
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1715
    "given a fileDescriptor, create an ExternalStream object
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1716
     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
  1717
     as returned by user primitive code, or to wrap pipe-
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1718
     filedescriptors into externalStreams."
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1719
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  1720
    ^ self forFileDescriptor:aFileDescriptor mode:#writeonly
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1721
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
     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
  1724
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1725
     |s|
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1726
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1727
     s := ExternalStream forWritingToFileDescriptor:15.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1728
     s binary.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1729
     s nextPut:1.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1730
    "
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
    "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
  1733
    "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
  1734
!
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1735
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1736
new
15918
d5fe9b9e87d3 Initialize in instance initialize method insted in #new
Stefan Vogel <sv@exept.de>
parents: 15896
diff changeset
  1737
    "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
  1738
d5fe9b9e87d3 Initialize in instance initialize method insted in #new
Stefan Vogel <sv@exept.de>
parents: 15896
diff changeset
  1739
    ^ self basicNew initialize.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1740
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1741
2045
1ad17ca6520f fall back to super>>nextPutLine: if argument is not a string.
Claus Gittinger <cg@exept.de>
parents: 2044
diff changeset
  1742
!ExternalStream class methodsFor:'Signal constants'!
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1743
1522
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  1744
inaccessibleSignal
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  1745
    "ST-80 compatibility: return openErrorSignal"
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  1746
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  1747
    ^ self openErrorSignal
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  1748
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  1749
    "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
  1750
!
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  1751
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1752
invalidModeSignal
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1753
    "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
  1754
     or binary-I/O with a text stream"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1755
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1756
    ^ InvalidModeError
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1757
!
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1758
932
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  1759
invalidOperationSignal
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  1760
    "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
  1761
     I/O operation is attempted"
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  1762
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1763
    ^ InvalidOperationError
932
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  1764
!
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  1765
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1766
invalidReadSignal
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1767
    "return the signal raised when reading from writeonly streams"
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1768
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1769
    ^ InvalidReadError
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1770
!
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1771
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1772
invalidWriteSignal
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1773
    "return the signal raised when writing to readonly streams"
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1774
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1775
    ^ InvalidWriteError
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1776
!
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1777
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1778
openErrorSignal
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1779
    "return the signal raised when a file open failed"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1780
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1781
    ^ OpenErrorSignal
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1782
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1783
3474
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1784
streamIOErrorSignal
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1785
    "return the signal raised when an I/O error occurs.
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1786
     (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
  1787
     which is no longer available and has been mounted soft)"
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1788
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1789
    ^ StreamIOError
3474
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1790
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1791
    "Created: / 21.5.1998 / 16:32:55 / cg"
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1792
!
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1793
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1794
streamNotOpenSignal
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1795
    "return the signal raised on I/O with closed streams"
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1796
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1797
    ^ StreamNotOpenError
2
claus
parents: 1
diff changeset
  1798
! !
claus
parents: 1
diff changeset
  1799
2045
1ad17ca6520f fall back to super>>nextPutLine: if argument is not a string.
Claus Gittinger <cg@exept.de>
parents: 2044
diff changeset
  1800
!ExternalStream class methodsFor:'error handling'!
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1801
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1802
errorReporter
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1803
    "I know about error codes"
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1804
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1805
    ^ self
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1806
!
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1807
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1808
lastErrorNumber
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1809
    "return the errno of the last error"
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1810
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1811
    ^ LastErrorNumber
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1812
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1813
    "
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1814
     ExternalStream lastErrorNumber
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1815
    "
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1816
!
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1817
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1818
lastErrorString
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1819
    "return a message string describing the last error"
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1820
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1821
    ^ OperatingSystem errorTextForNumber:LastErrorNumber
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1822
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1823
    "
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1824
     ExternalStream lastErrorString
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1825
    "
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1826
!
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1827
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1828
reportOn:anErrorSymbolOrNumber
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1829
    "an error occured.
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1830
     Report it via an Exception"
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1831
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1832
    anErrorSymbolOrNumber isInteger ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1833
	StreamError
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1834
	    raiseRequestWith:anErrorSymbolOrNumber
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1835
	    errorString:(' - os error:' , (OperatingSystem errorTextForNumber:anErrorSymbolOrNumber))
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1836
    ].
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1837
    (self respondsTo:anErrorSymbolOrNumber) ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1838
	self perform:anErrorSymbolOrNumber
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1839
    ] ifFalse:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1840
	StreamError
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1841
	    raiseRequestWith:anErrorSymbolOrNumber
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1842
	    errorString:(' - ' , anErrorSymbolOrNumber printString)
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1843
    ].
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1844
    ^ false
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1845
! !
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1846
7497
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1847
!ExternalStream class methodsFor:'obsolete'!
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1848
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1849
makePTYPair
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1850
    "obsolete since 12-07-2003"
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1851
    <resource:#obsolete>
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1852
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1853
    self obsoleteMethodWarning:'use NonPositionableExternalStream makePTYPair'.
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1854
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1855
    ^ NonPositionableExternalStream makePTYPair.
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1856
!
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
makePipe
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1859
    "obsolete since 12-07-2003"
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1860
    <resource:#obsolete>
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1861
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1862
    self obsoleteMethodWarning:'use NonPositionableExternalStream makePipe'.
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1863
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1864
    ^ NonPositionableExternalStream makePipe.
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1865
! !
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1866
7261
f35fc9cee675 method category rename
Claus Gittinger <cg@exept.de>
parents: 7195
diff changeset
  1867
!ExternalStream methodsFor:'Compatibility-Dolphin'!
6474
92a666c5b104 dolphin compatibility
Claus Gittinger <cg@exept.de>
parents: 6461
diff changeset
  1868
92a666c5b104 dolphin compatibility
Claus Gittinger <cg@exept.de>
parents: 6461
diff changeset
  1869
beText
92a666c5b104 dolphin compatibility
Claus Gittinger <cg@exept.de>
parents: 6461
diff changeset
  1870
    self text
92a666c5b104 dolphin compatibility
Claus Gittinger <cg@exept.de>
parents: 6461
diff changeset
  1871
! !
92a666c5b104 dolphin compatibility
Claus Gittinger <cg@exept.de>
parents: 6461
diff changeset
  1872
7261
f35fc9cee675 method category rename
Claus Gittinger <cg@exept.de>
parents: 7195
diff changeset
  1873
!ExternalStream methodsFor:'Compatibility-Squeak'!
3044
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1874
3872
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1875
nextInto:aByteArrayOrString
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1876
    "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
  1877
     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
  1878
     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
  1879
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1880
    |n nWanted|
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1881
4368
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1882
    nWanted := aByteArrayOrString byteSize.
3872
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1883
    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
  1884
    n == nWanted ifTrue:[^ aByteArrayOrString].
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1885
    ^ aByteArrayOrString copyTo:n
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1886
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
4368
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1889
readInto:aContainer startingAt:index count:nElements
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1890
    "same as #nextBytes:into:startingAt: for ByteArrays;
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1891
     for LongArrays, nelements longs are read.
3872
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1892
     Squeak compatibility."
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1893
4368
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1894
    |elementSize n|
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1895
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1896
    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
  1897
    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
  1898
    ^ n // elementSize
3872
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1899
13940
12eb1c056d5e fixed: #readInto:startingAt:count:; offset was wrong for non-byte elements
Claus Gittinger <cg@exept.de>
parents: 13927
diff changeset
  1900
    "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
  1901
!
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1902
3044
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1903
readOnly
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1904
    "Squeak compatibility: make the stream readOnly"
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1905
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1906
    mode := #readonly
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1907
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1908
    "Modified: 20.10.1997 / 19:23:04 / cg"
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1909
    "Created: 20.10.1997 / 19:23:19 / cg"
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1910
! !
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1911
5187
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1912
!ExternalStream methodsFor:'Signal constants'!
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1913
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1914
invalidReadSignal
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1915
    ^ self class invalidReadSignal
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1916
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1917
    "Created: / 3.12.1998 / 15:12:06 / cg"
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1918
!
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
invalidWriteSignal
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1921
    ^ self class invalidWriteSignal
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1922
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1923
    "Created: / 3.12.1998 / 15:12:10 / cg"
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1924
! !
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1925
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1926
!ExternalStream methodsFor:'accessing'!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1927
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1928
binary
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1929
    "switch to binary mode - default is text"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1930
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1931
    binary := true
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1932
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1933
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1934
buffered:aBoolean
10
claus
parents: 5
diff changeset
  1935
    "turn buffering on or off - default is on"
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1936
10
claus
parents: 5
diff changeset
  1937
    buffered := aBoolean
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1938
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1939
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1940
contents
2
claus
parents: 1
diff changeset
  1941
    "return the contents of the file from the current position up-to
claus
parents: 1
diff changeset
  1942
     the end. If the stream is in binary mode, a ByteArray containing
claus
parents: 1
diff changeset
  1943
     the byte values is returned.
claus
parents: 1
diff changeset
  1944
     In text-mode, a collection of strings, each representing one line,
claus
parents: 1
diff changeset
  1945
     is returned."
claus
parents: 1
diff changeset
  1946
claus
parents: 1
diff changeset
  1947
    |text l chunks sizes chunk byteCount cnt bytes offset|
claus
parents: 1
diff changeset
  1948
claus
parents: 1
diff changeset
  1949
    binary ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1950
	"adding to a ByteArray produces quadratic time-space
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1951
	 behavior - therefore we allocate chunks, and concatenate them
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1952
	 at the end."
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1953
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1954
	chunks := OrderedCollection new.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1955
	sizes := OrderedCollection new.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1956
	byteCount := 0.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1957
	[self atEnd] whileFalse:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1958
	    chunk := ByteArray uninitializedNew:4096.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1959
	    cnt := self nextBytes:(chunk size) into:chunk.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1960
	    cnt notNil ifTrue:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1961
		chunks add:chunk.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1962
		sizes add:cnt.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1963
		byteCount := byteCount + cnt
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1964
	    ]
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
	"now, create one big ByteArray"
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1968
	bytes := ByteArray uninitializedNew:byteCount.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1969
	offset := 1.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1970
	1 to:chunks size do:[:index |
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1971
	    chunk := chunks at:index.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1972
	    cnt := sizes at:index.
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1973
	    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
  1974
	    offset := offset + cnt
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1975
	].
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1976
	^ bytes
2
claus
parents: 1
diff changeset
  1977
    ].
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1978
244
9faa2da0650a Text <-> StringCollection
claus
parents: 223
diff changeset
  1979
    text := StringCollection new.
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1980
    [self atEnd] whileFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1981
	l := self nextLine.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1982
	l isNil ifTrue:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1983
	    ^ text
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1984
	].
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1985
	text add:l
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1986
    ].
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1987
    ^ text
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1988
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1989
11751
1e75c54748ef added #contentsAsString for Filename compatibility
Stefan Vogel <sv@exept.de>
parents: 11651
diff changeset
  1990
contentsAsString
1e75c54748ef added #contentsAsString for Filename compatibility
Stefan Vogel <sv@exept.de>
parents: 11651
diff changeset
  1991
    "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
  1992
     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
  1993
1e75c54748ef added #contentsAsString for Filename compatibility
Stefan Vogel <sv@exept.de>
parents: 11651
diff changeset
  1994
    ^ self contentsOfEntireFile
1e75c54748ef added #contentsAsString for Filename compatibility
Stefan Vogel <sv@exept.de>
parents: 11651
diff changeset
  1995
!
1e75c54748ef added #contentsAsString for Filename compatibility
Stefan Vogel <sv@exept.de>
parents: 11651
diff changeset
  1996
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1997
contentsOfEntireFile
3938
4e7d1880336b oops - #contentsOfEntireFile must return a byteArray if in binaryMode.
Claus Gittinger <cg@exept.de>
parents: 3906
diff changeset
  1998
    "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
  1999
     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
  2000
6305
53b87502fc21 Fix #contentsOfEntireFile
Stefan Vogel <sv@exept.de>
parents: 6269
diff changeset
  2001
    binary ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2002
	^ self contents.
3938
4e7d1880336b oops - #contentsOfEntireFile must return a byteArray if in binaryMode.
Claus Gittinger <cg@exept.de>
parents: 3906
diff changeset
  2003
    ].
6305
53b87502fc21 Fix #contentsOfEntireFile
Stefan Vogel <sv@exept.de>
parents: 6269
diff changeset
  2004
    ^ self upToEnd
1522
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  2005
3876
a680b41a014c comment
Claus Gittinger <cg@exept.de>
parents: 3872
diff changeset
  2006
    "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
  2007
    "Modified: / 27.11.1998 / 16:29:43 / cg"
2
claus
parents: 1
diff changeset
  2008
!
claus
parents: 1
diff changeset
  2009
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2010
contentsSpecies
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2011
    "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
  2012
     (such as upTo)"
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2013
5441
e88302747bbd rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5431
diff changeset
  2014
    binary == true ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2015
	^ ByteArray
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2016
    ].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2017
    ^ String
2
claus
parents: 1
diff changeset
  2018
!
claus
parents: 1
diff changeset
  2019
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2020
eolMode:aSymbolOrNil
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2021
    "specify how end-of-line (EOL) is to be marked.
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2022
     The argument may be one of:
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2023
	#crlf         -> add a CR-NL, as in MSDOS
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2024
	#cr           -> add a CR, as in VMS
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2025
	#nl           -> add a NL, as in Unix
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2026
	anyOther      -> like #nl
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2027
    "
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
    eolMode := aSymbolOrNil
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2030
!
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2031
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2032
fileDescriptor
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2033
    "return the fileDescriptor of the receiver -
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2034
     notice: this one returns the underlying OSs fileDescriptor -
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2035
     this may not be available on all platforms (i.e. non unix systems)."
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2036
3971
aad506cdc5d9 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3956
diff changeset
  2037
%{
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2038
    OBJ _handle  = __INST(handle);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2039
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2040
    if (_handle != nil) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2041
        if (__INST(handleType) == @symbol(socketHandle)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2042
            RETURN (_handle);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2043
        } else if ((__INST(handleType) == nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2044
                     || (__INST(handleType) == @symbol(filePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2045
                     || (__INST(handleType) == @symbol(socketFilePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2046
                     || (__INST(handleType) == @symbol(pipeFilePointer))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2047
            RETURN ( __MKINT(fileno(__FILEVal(_handle))));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2048
        }
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2049
    }
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  2050
%}.
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2051
    handle isNil ifTrue:[^ self errorNotOpen].
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2052
    ^ self fileDescriptorOfFile:handle
5852
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2053
!
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2054
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2055
fileDescriptorOfFile:handle
5852
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2056
    "for migration to rel5 only:
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2057
     return the fileDescriptor of the argument handle -
5852
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2058
     notice: this one returns the underlying OSs fileDescriptor -
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2059
     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
  2060
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2061
    self primitiveFailed
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2062
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2063
10455
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2064
fileHandle
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2065
    "return the fileHandle of the receiver.
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2066
     Under unix, this is the fileDescriptor; under windows, this is the Handle."
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2067
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2068
%{
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2069
    OBJ _handle  = __INST(handle);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2070
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2071
    if (_handle != nil) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2072
        if ((__INST(handleType) == @symbol(fileHandle)) 
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2073
            || (__INST(handleType) == @symbol(socketHandle))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2074
            RETURN (_handle);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2075
        } else if ((__INST(handleType) == nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2076
                     || (__INST(handleType) == @symbol(filePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2077
                     || (__INST(handleType) == @symbol(socketFilePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2078
                     || (__INST(handleType) == @symbol(pipeFilePointer))) {
10455
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2079
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2080
            RETURN(__MKEXTERNALADDRESS(_get_osfhandle(fileno(__FILEVal(_handle)))));
10455
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2081
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2082
            RETURN (__MKINT(fileno(__FILEVal(_handle))));
10455
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2083
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2084
        }
10455
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2085
    }
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2086
%}.
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2087
    handle isNil ifTrue:[^ self errorNotOpen].
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2088
    ^ handle
10455
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2089
!
8a434bc03256 +fileHandle
Claus Gittinger <cg@exept.de>
parents: 10450
diff changeset
  2090
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2091
filePointer
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2092
    "return the filePointer of the receiver -
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2093
     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
  2094
     a FILE * - not a fileDescriptor.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2095
     (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
  2096
     You cannot do much with the returned value
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2097
     - except passing it to a primitive, for example."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2098
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2099
    (handleType isNil or:[handleType == #filePointer]) ifTrue:[
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2100
	^ handle
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2101
    ].
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2102
    ^ self error:'not a FILE*'
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2103
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2104
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2105
handleType
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
!
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2108
5323
f4c3a230f42f more VW compatibility
Claus Gittinger <cg@exept.de>
parents: 5204
diff changeset
  2109
lineEndCRLF
f4c3a230f42f more VW compatibility
Claus Gittinger <cg@exept.de>
parents: 5204
diff changeset
  2110
    eolMode := #crlf
f4c3a230f42f more VW compatibility
Claus Gittinger <cg@exept.de>
parents: 5204
diff changeset
  2111
!
f4c3a230f42f more VW compatibility
Claus Gittinger <cg@exept.de>
parents: 5204
diff changeset
  2112
3016
42466b291fae more ST80 compatibility
ca
parents: 2999
diff changeset
  2113
lineEndTransparent
42466b291fae more ST80 compatibility
ca
parents: 2999
diff changeset
  2114
    eolMode := #cr
42466b291fae more ST80 compatibility
ca
parents: 2999
diff changeset
  2115
!
42466b291fae more ST80 compatibility
ca
parents: 2999
diff changeset
  2116
8069
fdf460457c96 acessing: pathName added (returns nil)
Michael Beyl <mb@exept.de>
parents: 8066
diff changeset
  2117
pathName
8511
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2118
    "answer the pathName of the stream.
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2119
     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
  2120
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2121
    ^ ''
8069
fdf460457c96 acessing: pathName added (returns nil)
Michael Beyl <mb@exept.de>
parents: 8066
diff changeset
  2122
!
fdf460457c96 acessing: pathName added (returns nil)
Michael Beyl <mb@exept.de>
parents: 8066
diff changeset
  2123
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2124
readonly
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2125
    "set access mode to readonly"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2126
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2127
    mode := #readonly
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2128
!
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
readwrite
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2131
    "set access mode to readwrite"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2132
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2133
    mode := #readwrite
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2134
!
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
text
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2137
    "switch to text mode - default is text"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2138
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2139
    binary := false
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2140
!
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
useCRLF:aBoolean
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2143
    "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
  2144
     This method is provided for backward compatibility - see #eolMode:
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2145
     which offers another choice."
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2146
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2147
    aBoolean ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2148
	eolMode := #crlf
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2149
    ] ifFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2150
	eolMode := #nl
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2151
    ].
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2152
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2153
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2154
writeonly
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2155
    "set access mode to writeonly"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2156
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2157
    mode := #writeonly
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2158
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2159
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2160
!ExternalStream methodsFor:'closing'!
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2161
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2162
close
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2163
    "close the stream.
16300
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  2164
     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
  2165
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2166
    self isOpen ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2167
	Lobby unregister:self.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2168
	self closeFile.
16300
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  2169
    ].
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2170
!
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
shutDown
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2173
    "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
  2174
     see comment there"
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2175
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2176
    self isOpen ifTrue:[
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2177
	Lobby unregister:self.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2178
	self closeFile
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2179
    ]
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
    "Modified: 30.8.1996 / 00:39:21 / cg"
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2182
! !
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2183
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2184
!ExternalStream methodsFor:'copying'!
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2185
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2186
copy
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2187
    "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
  2188
     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
  2189
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2190
    |copy|
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2191
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2192
    copy := super copy.
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2193
    copy dupFd.
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2194
    Lobby register:copy.
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2195
    ^ copy
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2196
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
       |stream1 stream2|
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2199
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2200
       stream1 := Filename newTemporary writeStream.
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2201
       stream2 := stream1 copy.
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2202
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2203
       stream1 inspect.
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2204
       stream2 inspect.
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  2205
    "
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
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2208
!ExternalStream methodsFor:'error handling'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2209
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2210
argumentMustBeCharacter
14440
88e708da1ae1 changed:
Stefan Vogel <sv@exept.de>
parents: 14438
diff changeset
  2211
    "report an error, that the argument must be a character in 0..FF"
88e708da1ae1 changed:
Stefan Vogel <sv@exept.de>
parents: 14438
diff changeset
  2212
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2213
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2214
14440
88e708da1ae1 changed:
Stefan Vogel <sv@exept.de>
parents: 14438
diff changeset
  2215
    ArgumentError raiseErrorString:' - argument must be a single byte character'
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2216
!
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
argumentMustBeInteger
14440
88e708da1ae1 changed:
Stefan Vogel <sv@exept.de>
parents: 14438
diff changeset
  2219
    "report an error, that the argument must be an integer"
88e708da1ae1 changed:
Stefan Vogel <sv@exept.de>
parents: 14438
diff changeset
  2220
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2221
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2222
14440
88e708da1ae1 changed:
Stefan Vogel <sv@exept.de>
parents: 14438
diff changeset
  2223
    ArgumentError raiseErrorString:' - argument must be an integer'
77
6c38ca59927f *** empty log message ***
claus
parents: 68
diff changeset
  2224
!
6c38ca59927f *** empty log message ***
claus
parents: 68
diff changeset
  2225
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2226
argumentMustBeString
14440
88e708da1ae1 changed:
Stefan Vogel <sv@exept.de>
parents: 14438
diff changeset
  2227
    "report an error, that the argument must be a string"
88e708da1ae1 changed:
Stefan Vogel <sv@exept.de>
parents: 14438
diff changeset
  2228
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2229
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2230
14440
88e708da1ae1 changed:
Stefan Vogel <sv@exept.de>
parents: 14438
diff changeset
  2231
    ArgumentError raiseErrorString:' - argument must be a string'
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2232
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2233
4526
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2234
errorAlreadyOpen
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2235
    "{ Pragma: +optSpace }"
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2236
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2237
    "report an error, that the stream is already opened"
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2238
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  2239
    ^ OpenError
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2240
	raiseRequestWith:self
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2241
	errorString:' - stream is already open'
8511
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2242
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
      self new errorAlreadyOpen
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2245
    "
4526
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2246
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2247
    "Modified: / 8.5.1999 / 20:12:30 / cg"
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2248
!
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2249
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2250
errorBinary
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2251
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2252
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2253
    "report an error, that the stream is in binary mode"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2254
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  2255
    ^ InvalidModeError
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2256
	raiseRequestWith:self
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2257
	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
  2258
	"/ in:thisContext sender
4161
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2259
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2260
    "Modified: / 8.5.1999 / 20:12:43 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2261
!
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
errorNotBinary
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2264
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2265
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2266
    "report an error, that the stream is not in binary mode"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2267
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  2268
    ^ InvalidModeError
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2269
	raiseRequestWith:self
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2270
	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
  2271
	"/ in:thisContext sender
4161
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2272
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2273
    "Modified: / 8.5.1999 / 20:12:40 / cg"
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2274
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2275
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2276
errorNotBuffered
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2277
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2278
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2279
    "report an error, that the stream is not in buffered mode"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2280
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  2281
    ^ StreamError
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2282
	raiseRequestWith:self
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2283
	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
  2284
	"/ in:thisContext sender
4161
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2285
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2286
    "Modified: / 8.5.1999 / 20:12:36 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2287
!
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
errorNotOpen
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2290
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2291
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2292
    "report an error, that the stream has not been opened"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2293
8511
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2294
    ^ 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
  2295
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2296
    "Modified: / 8.5.1999 / 20:12:33 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2297
!
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
errorReadOnly
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2300
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2301
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2302
    "report an error, that the stream is a readOnly stream"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2303
8511
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2304
    ^ 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
  2305
4468
8c67b4f973d8 raise vs. raiseRequest
Claus Gittinger <cg@exept.de>
parents: 4456
diff changeset
  2306
    "Modified: / 30.7.1999 / 17:08:19 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2307
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2308
6255
d68343dc8288 Define #errorReporter and #reportError: (ST-80 protocol)
Stefan Vogel <sv@exept.de>
parents: 6012
diff changeset
  2309
errorReporter
d68343dc8288 Define #errorReporter and #reportError: (ST-80 protocol)
Stefan Vogel <sv@exept.de>
parents: 6012
diff changeset
  2310
    "ST-80 mimicry."
d68343dc8288 Define #errorReporter and #reportError: (ST-80 protocol)
Stefan Vogel <sv@exept.de>
parents: 6012
diff changeset
  2311
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  2312
    ^ self class
6255
d68343dc8288 Define #errorReporter and #reportError: (ST-80 protocol)
Stefan Vogel <sv@exept.de>
parents: 6012
diff changeset
  2313
!
d68343dc8288 Define #errorReporter and #reportError: (ST-80 protocol)
Stefan Vogel <sv@exept.de>
parents: 6012
diff changeset
  2314
932
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  2315
errorUnsupportedOperation
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2316
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2317
932
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  2318
    "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
  2319
8511
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2320
    ^ 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
  2321
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2322
    "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
  2323
!
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  2324
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2325
errorWriteOnly
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2326
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2327
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2328
    "report an error, that the stream is a writeOnly stream"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2329
8511
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2330
    ^ 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
  2331
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2332
    "Modified: / 8.5.1999 / 20:12:20 / cg"
2
claus
parents: 1
diff changeset
  2333
!
claus
parents: 1
diff changeset
  2334
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2335
ioError
3474
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  2336
    "report an error, that some I/O error occured.
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  2337
     (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
  2338
     which is no longer available and has been mounted soft)"
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  2339
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2340
    "{ Pragma: +optSpace }"
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2341
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2342
    self ioError:lastErrorNumber
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2343
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2344
    "Modified: / 8.5.1999 / 20:12:16 / cg"
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2345
!
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
ioError:errorNumber
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2348
    "report an error, that some I/O error occured.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2349
     (for example, a device-IO-error, or reading an NFS-dir,
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2350
     which is no longer available and has been mounted soft)"
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2351
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2352
    "{ Pragma: +optSpace }"
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2353
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2354
    ^ StreamIOError newException
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2355
	errorCode:errorNumber;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2356
	osErrorHolder:(OperatingSystem errorHolderForNumber:errorNumber);
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2357
	parameter:self;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2358
	raiseRequest
4161
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2359
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2360
    "Modified: / 8.5.1999 / 20:12:16 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2361
!
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
lastErrorNumber
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2364
    "return the last error"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2365
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2366
    ^ lastErrorNumber
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2367
!
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
lastErrorString
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2370
    "return a message string describing the last error"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2371
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2372
    (lastErrorNumber isNil or:[lastErrorNumber == 0]) ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2373
	^ 'I/O error'
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2374
    ].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2375
    ^ OperatingSystem errorTextForNumber:lastErrorNumber
2
claus
parents: 1
diff changeset
  2376
!
claus
parents: 1
diff changeset
  2377
10932
c9148f19b2ea add #lastErrorSymbol
Stefan Vogel <sv@exept.de>
parents: 10852
diff changeset
  2378
lastErrorSymbol
c9148f19b2ea add #lastErrorSymbol
Stefan Vogel <sv@exept.de>
parents: 10852
diff changeset
  2379
    "return an error symbol describing the last error"
c9148f19b2ea add #lastErrorSymbol
Stefan Vogel <sv@exept.de>
parents: 10852
diff changeset
  2380
c9148f19b2ea add #lastErrorSymbol
Stefan Vogel <sv@exept.de>
parents: 10852
diff changeset
  2381
    ^ OperatingSystem errorSymbolForNumber:lastErrorNumber
c9148f19b2ea add #lastErrorSymbol
Stefan Vogel <sv@exept.de>
parents: 10852
diff changeset
  2382
!
c9148f19b2ea add #lastErrorSymbol
Stefan Vogel <sv@exept.de>
parents: 10852
diff changeset
  2383
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2384
openError
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  2385
    "report an error, that the open failed"
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  2386
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2387
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2388
14438
a4280b8038c0 changed:
Stefan Vogel <sv@exept.de>
parents: 14068
diff changeset
  2389
    ^ self openError:lastErrorNumber.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2390
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2391
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  2392
openError:errorNumber
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  2393
    "report an error, that the open failed"
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  2394
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  2395
    "{ Pragma: +optSpace }"
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  2396
15496
21bb54fa8521 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15494
diff changeset
  2397
    |exClass errorHolder|
21bb54fa8521 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15494
diff changeset
  2398
21bb54fa8521 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15494
diff changeset
  2399
    errorHolder := OperatingSystem errorHolderForNumber:errorNumber.
21bb54fa8521 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15494
diff changeset
  2400
21bb54fa8521 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15494
diff changeset
  2401
    exClass := (errorHolder errorCategory == #nonexistentSignal)
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2402
	ifTrue:[ FileDoesNotExistException ]
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2403
	ifFalse:[ OpenError ].
13673
744194003e48 changed:
Claus Gittinger <cg@exept.de>
parents: 13306
diff changeset
  2404
744194003e48 changed:
Claus Gittinger <cg@exept.de>
parents: 13306
diff changeset
  2405
    ^ exClass newException
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2406
	errorCode:errorNumber;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2407
	osErrorHolder:errorHolder;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2408
	"/ cg: initialized lazyly - see OpenError>>#description
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2409
	"/ errorString:(' : ' , errorHolder errorString);
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2410
	parameter:self;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2411
	raiseRequest
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2412
	"/ in:thisContext sender
13673
744194003e48 changed:
Claus Gittinger <cg@exept.de>
parents: 13306
diff changeset
  2413
744194003e48 changed:
Claus Gittinger <cg@exept.de>
parents: 13306
diff changeset
  2414
    "Modified: / 09-09-2011 / 07:22:49 / cg"
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  2415
!
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  2416
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2417
readError
15845
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2418
    "report an error, that some read error occured"
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2419
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2420
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2421
15845
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2422
    ^ self readError:lastErrorNumber
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2423
!
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
readError:errorNumber
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2426
    "report an error, that some read error occured"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2427
15845
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2428
    "{ Pragma: +optSpace }"
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2429
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2430
    ^ ReadError newException
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2431
	errorCode:errorNumber;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2432
	osErrorHolder:(OperatingSystem errorHolderForNumber:errorNumber);
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2433
	parameter:self;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2434
	raiseRequest
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2435
!
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
writeError
15845
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2438
    "report an error, that some write error occured"
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2439
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2440
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2441
15845
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2442
    ^ self writeError:lastErrorNumber
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2443
!
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
writeError:errorNumber
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2446
    "report an error, that some write error occured"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2447
15845
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2448
    "{ Pragma: +optSpace }"
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2449
2b732fc8a4f4 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15655
diff changeset
  2450
    ^ WriteError newException
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2451
	errorCode:errorNumber;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2452
	osErrorHolder:(OperatingSystem errorHolderForNumber:errorNumber);
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2453
	parameter:self;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2454
	raiseRequest
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2455
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2456
6461
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2457
!ExternalStream methodsFor:'finalization'!
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2458
15468
816f9e81a546 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15452
diff changeset
  2459
executor
816f9e81a546 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15452
diff changeset
  2460
    "return a copy for finalization-registration;
816f9e81a546 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15452
diff changeset
  2461
     since all we need at finalization time is the fileDescriptor,
816f9e81a546 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15452
diff changeset
  2462
     a cheaper copy is possible."
816f9e81a546 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15452
diff changeset
  2463
816f9e81a546 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15452
diff changeset
  2464
    ^ self class basicNew setAccessor:handleType to:handle
816f9e81a546 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15452
diff changeset
  2465
!
816f9e81a546 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15452
diff changeset
  2466
6461
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2467
finalizationLobby
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2468
    "answer the registry used for finalization.
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2469
     ExternalStreams have their own Registry"
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2470
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2471
    ^ Lobby
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2472
!
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
finalize
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2475
    "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
  2476
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2477
    self closeFile
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2478
! !
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2479
15918
d5fe9b9e87d3 Initialize in instance initialize method insted in #new
Stefan Vogel <sv@exept.de>
parents: 15896
diff changeset
  2480
!ExternalStream methodsFor:'initialization'!
d5fe9b9e87d3 Initialize in instance initialize method insted in #new
Stefan Vogel <sv@exept.de>
parents: 15896
diff changeset
  2481
d5fe9b9e87d3 Initialize in instance initialize method insted in #new
Stefan Vogel <sv@exept.de>
parents: 15896
diff changeset
  2482
initialize
15921
9941c0e5132a initialize methods
Stefan Vogel <sv@exept.de>
parents: 15920
diff changeset
  2483
    position := 0.
9941c0e5132a initialize methods
Stefan Vogel <sv@exept.de>
parents: 15920
diff changeset
  2484
    binary := false.
9941c0e5132a initialize methods
Stefan Vogel <sv@exept.de>
parents: 15920
diff changeset
  2485
    buffered := true.
9941c0e5132a initialize methods
Stefan Vogel <sv@exept.de>
parents: 15920
diff changeset
  2486
    eolMode := DefaultEOLMode.
9941c0e5132a initialize methods
Stefan Vogel <sv@exept.de>
parents: 15920
diff changeset
  2487
    hitEOF := false.
15918
d5fe9b9e87d3 Initialize in instance initialize method insted in #new
Stefan Vogel <sv@exept.de>
parents: 15896
diff changeset
  2488
! !
d5fe9b9e87d3 Initialize in instance initialize method insted in #new
Stefan Vogel <sv@exept.de>
parents: 15896
diff changeset
  2489
2
claus
parents: 1
diff changeset
  2490
!ExternalStream methodsFor:'line reading/writing'!
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2491
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2492
nextLine
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2493
    "read the next line (characters up to newline).
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2494
     Return a string containing those characters excluding the newline.
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2495
     If the previous-to-last character is a cr, this is also removed,
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  2496
     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
  2497
     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
  2498
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2499
    |line error|
971
eb70f5674303 max lineLength (in nextLine) increased to 16k
Claus Gittinger <cg@exept.de>
parents: 933
diff changeset
  2500
12873
f6b24aa46bb1 changed: #nextLine
Stefan Vogel <sv@exept.de>
parents: 12710
diff changeset
  2501
%{  /* STACK:100000 */
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2502
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2503
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  2504
    int len, ret;
3029
aa14768e0e6a larger lineBuffer in #nextLine
Claus Gittinger <cg@exept.de>
parents: 3016
diff changeset
  2505
    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
  2506
    char *rslt, *nextPtr, *limit;
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  2507
    int fd, ch;
1068
92fdcccf12a3 alles MIST - zurueck zu 1.89 und NOCONTEXT entfernt
Claus Gittinger <cg@exept.de>
parents: 1067
diff changeset
  2508
    int _buffered;
216
a8abff749575 *** empty log message ***
claus
parents: 213
diff changeset
  2509
    OBJ fp;
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  2510
    int lineTooLong = 0;
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2511
    int cutOff = 0;
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2512
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  2513
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  2514
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  2515
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  2516
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2517
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  2518
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2519
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2520
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2521
            && (__INST(binary) != true)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2522
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2523
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2524
            buffer[0] = '\0';
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2525
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2526
            _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2527
            if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2528
                __READING__(f);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2529
            }
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
            rslt = nextPtr = buffer;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2532
            limit = buffer + sizeof(buffer) - 2;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2533
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2534
            for (;;) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2535
                __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
  2536
                if (ret <= 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2537
                    if (nextPtr == buffer)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2538
                        rslt = NULL;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2539
                    if (ret == 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2540
                        __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2541
                        break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2542
                    } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2543
                        error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2544
                        goto err;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2545
                    }
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
                if (*nextPtr == '\n') {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2549
                    cutOff = 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2550
                    *nextPtr = '\0';
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2551
                    break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2552
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2553
                if (*nextPtr == '\r') {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2554
                    char peekChar;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2555
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
                     * peek ahead for a newLine ...
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2558
                     */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2559
                    __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
  2560
                    if (ret <= 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2561
                        cutOff = 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2562
                        *nextPtr = '\0';
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2563
                        if (ret == 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2564
                            __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2565
                            break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2566
                        }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2567
                        error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2568
                        goto err;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2569
                    }
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
                    if (peekChar == '\n') {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2572
                        cutOff = 2;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2573
                        *nextPtr = '\0';
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2574
                        break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2575
                    }
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
                    __UNGETC__(peekChar, f, _buffered);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2578
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2579
                    cutOff = 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2580
                    *nextPtr = '\0';
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2581
                    break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2582
                }
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
                nextPtr++;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2585
                if (nextPtr >= limit) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2586
                    *nextPtr = '\0';
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2587
                    lineTooLong = 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2588
                    if (@global(InfoPrinting) == true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2589
                        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
  2590
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2591
                    break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2592
                }
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
            if (rslt != NULL) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2596
                len = nextPtr-buffer;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2597
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2598
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2599
                    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
  2600
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2601
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2602
                    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
  2603
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2604
                    __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
  2605
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2606
                /* remove any EOL character */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2607
                if (len != 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2608
                    if (buffer[len-1] == '\n') {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2609
                        buffer[--len] = '\0';
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2610
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2611
                    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
  2612
                        buffer[--len] = '\0';
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2613
                    }
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
                line = __MKSTRING_L(buffer, len);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2616
                if (! lineTooLong) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2617
                    RETURN ( line );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2618
                }
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
        }
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2621
    }
1478
aae07192b7d1 labels in empty statements need a semi
Claus Gittinger <cg@exept.de>
parents: 1469
diff changeset
  2622
err: ;
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2623
%}.
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  2624
    line notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2625
        "/ 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
  2626
        "/ 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
  2627
        "/ 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
  2628
        "/ line are passed as parameter)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2629
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2630
        LineTooLongErrorSignal isHandled ifTrue:[
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2631
            ^ LineTooLongErrorSignal
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2632
                raiseRequestWith:(Array with:self with:line)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2633
                     errorString:('line too long read error')
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2634
        ].
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2635
        ^ line , self nextLine
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  2636
    ].
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  2637
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  2638
    (hitEOF == true) ifTrue:[^ self pastEndRead].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2639
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2640
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2641
        ^ self readError:error
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2642
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2643
    handle isNil ifTrue:[^ self errorNotOpen].
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2644
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
5431
24ce291c71f2 migration support
Claus Gittinger <cg@exept.de>
parents: 5430
diff changeset
  2645
    (binary == true) ifTrue:[^ self errorBinary].
24ce291c71f2 migration support
Claus Gittinger <cg@exept.de>
parents: 5430
diff changeset
  2646
    ^ super nextLine
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2647
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2648
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2649
nextPutLine:aString
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2650
    "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
  2651
     (LF, CR or CRLF - depending in the setting of eolMode)"
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2652
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2653
    |error|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  2654
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2655
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  2656
    int len, cnt, len1, _buffered;
7875
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  2657
    OBJ fp;
537
dc4dad8a5ddd many ExtStream rewrites - has to be reevaluated in all platforms
Claus Gittinger <cg@exept.de>
parents: 530
diff changeset
  2658
    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
  2659
    int o_offs;
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2660
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  2661
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  2662
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  2663
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  2664
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2665
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  2666
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2667
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2668
            && (__INST(mode) != @symbol(readonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2669
            && (__INST(binary) != true)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2670
            && __isStringLike(aString)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2671
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2672
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2673
            len = __stringSize(aString);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2674
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2675
            if (_buffered = (__INST(buffered) == true)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2676
                __WRITING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2677
            }
9053
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  2678
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2679
            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
  2680
                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
  2681
            } else
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2682
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2683
            {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2684
                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
  2685
                __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
  2686
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2687
            if (cnt == len) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2688
                OBJ mode = __INST(eolMode);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2689
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2690
                len1 = len;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2691
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2692
                if (mode == @symbol(cr)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2693
                    cp = "\r"; len = 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2694
                } else if (mode == @symbol(crlf)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2695
                    cp = "\r\n"; len = 2;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2696
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2697
                    cp = "\n"; len = 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2698
                }
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2699
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2700
                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
  2701
                    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
  2702
                } else
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2703
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2704
                {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2705
                    __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
  2706
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2707
                if (cnt > 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2708
                    if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2709
                        INT np = __intVal(__INST(position)) + cnt;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2710
                        OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2711
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2712
                        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
  2713
                    } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2714
                        __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
  2715
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2716
                    RETURN ( self );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2717
                }
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
            error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2720
        }
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2721
    }
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2722
%}.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2723
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2724
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2725
        self writeError:error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2726
        ^ self
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2727
    ].
2045
1ad17ca6520f fall back to super>>nextPutLine: if argument is not a string.
Claus Gittinger <cg@exept.de>
parents: 2044
diff changeset
  2728
    super nextPutLine:aString.
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2729
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2730
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2731
nextPutLinesFrom:aStream upToLineStartingWith:aStringOrNil
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  2732
    "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
  2733
     and append all lines to self.
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2734
     Can be used to copy/create large files or copy from a pipe/socket.
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  2735
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2736
     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
  2737
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2738
    |line|
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2739
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2740
    [aStream atEnd] whileFalse:[
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2741
	line := aStream nextLine.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2742
	line isNil ifTrue:[
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2743
	    ^ self.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2744
	].
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2745
	self nextPutLine:line.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2746
	(aStringOrNil notNil and:[line startsWith:aStringOrNil]) ifTrue:[
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2747
	    ^ self
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2748
	]
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2749
    ].
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2750
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2751
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2752
peekForLineStartingWith:aString
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2753
    "read ahead for next line starting with aString;
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2754
     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
  2755
     If matched, do not advance position beyond that line
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2756
     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
  2757
     If not matched, reposition to original position for further reading."
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2758
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2759
    |firstPos lastPos line|
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2760
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2761
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2762
    handle isNil ifTrue:[^ self errorNotOpen].
2
claus
parents: 1
diff changeset
  2763
    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
  2764
    buffered ifFalse:[^ self errorNotBuffered].
12
8e03bd717355 *** empty log message ***
claus
parents: 10
diff changeset
  2765
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2766
    firstPos := self position.
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2767
    [self atEnd] whileFalse:[
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2768
	lastPos := self position.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2769
	line := self nextLine.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2770
	line isNil ifTrue:[
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2771
	    self position:firstPos.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2772
	    ^ nil
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2773
	].
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2774
	(line startsWith:aString) ifTrue:[
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2775
	    self position:lastPos.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2776
	    ^ line
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2777
	]
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2778
    ].
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2779
    self position:firstPos.
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2780
    ^ nil
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2781
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2782
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2783
peekForLineStartingWithAny:aCollectionOfStrings
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2784
    "read ahead for next line starting with any of aCollectionOfStrings;
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2785
     return the index in aCollection if found, nil otherwise..
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2786
     If no match, do not change position; otherwise advance right before the
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2787
     matched line so that nextLine will return this line."
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2788
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2789
    |line startPos linePos index|
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2790
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2791
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2792
    handle isNil ifTrue:[^ self errorNotOpen].
2
claus
parents: 1
diff changeset
  2793
    binary ifTrue:[^ self errorBinary].
claus
parents: 1
diff changeset
  2794
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2795
    startPos := self position.
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2796
    [self atEnd] whileFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2797
	linePos := self position.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2798
	line := self nextLine.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2799
	line notNil ifTrue:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2800
	    index := 1.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2801
	    aCollectionOfStrings do:[:prefix |
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2802
		(line startsWith:prefix) ifTrue:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2803
		    self position:linePos.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2804
		    ^ index
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2805
		].
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2806
		index := index + 1
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2807
	    ]
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2808
	]
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2809
    ].
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2810
    self position:startPos.
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2811
    ^ nil
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2812
! !
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2813
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2814
!ExternalStream methodsFor:'misc functions'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2815
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2816
async:aBoolean
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2817
    "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
  2818
     the receiver will trigger an ioInterrupt.
779
0e41a665038a commentary
Claus Gittinger <cg@exept.de>
parents: 730
diff changeset
  2819
     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
  2820
     Notice:
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2821
	not every OS supports this
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2822
	- check with OS>>supportsIOInterrupts before using"
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  2823
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  2824
    |fd|
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  2825
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2826
    handle isNil ifTrue:[^ self errorNotOpen].
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2827
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2828
    OperatingSystem supportsIOInterrupts ifFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2829
	^ self errorUnsupportedOperation
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2830
    ].
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2831
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  2832
    fd := self fileDescriptor.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2833
    aBoolean ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2834
	^ OperatingSystem enableIOInterruptsOn:fd
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2835
    ].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2836
    ^ OperatingSystem disableIOInterruptsOn:fd
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2837
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2838
    "Modified: 11.1.1997 / 17:50:21 / cg"
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  2839
!
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  2840
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2841
blocking:aBoolean
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2842
    "set/clear the blocking attribute - if set (which is the default)
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2843
     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
  2844
     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
  2845
     nil.
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2846
     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
  2847
     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
  2848
     in advance. However, the data must then be read using #nextBytes:
8616
6014ed5c67f9 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8614
diff changeset
  2849
     methods, in order to avoid other (pastEndRead) exceptions."
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  2850
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2851
    handle isNil ifTrue:[^ self errorNotOpen].
7499
53b7a86e1f0b ExternalStream>>blocking: returns previous blocking status
Stefan Vogel <sv@exept.de>
parents: 7497
diff changeset
  2852
    ^ 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
  2853
3174
668414a73de9 Typo in comment
Stefan Vogel <sv@exept.de>
parents: 3132
diff changeset
  2854
    "Modified: / 11.1.1997 / 17:48:01 / cg"
668414a73de9 Typo in comment
Stefan Vogel <sv@exept.de>
parents: 3132
diff changeset
  2855
    "Modified: / 15.1.1998 / 11:49:48 / stefan"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2856
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2857
6804
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  2858
copyToEndInto:outStream
7017
03f1bd57c001 no one cares about the signal in copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 7013
diff changeset
  2859
    "copy the data into another stream."
03f1bd57c001 no one cares about the signal in copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 7013
diff changeset
  2860
8362
e17d9ffb6fa8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8339
diff changeset
  2861
    |bufferSize|
7700
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2862
6804
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  2863
    OperatingSystem isMSDOSlike ifTrue:[
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2864
	"/ 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
  2865
	bufferSize := 1 * 1024.
6804
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  2866
    ] ifFalse:[
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  2867
	bufferSize := 8 * 1024.
6804
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  2868
    ].
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  2869
7017
03f1bd57c001 no one cares about the signal in copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 7013
diff changeset
  2870
    ^ self copyToEndInto:outStream bufferSize:bufferSize
7700
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2871
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
     |in out|
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2874
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2875
     in := 'Makefile' asFilename readStream.
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2876
     out := Stdout.
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2877
     in copyToEndInto:out.
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2878
     in close.
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2879
    "
6804
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  2880
!
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  2881
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2882
create
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2883
    "create the stream
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2884
     - this must be redefined in subclass"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2885
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2886
    ^ self subclassResponsibility
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2887
!
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
ioctl:ioctlNumber
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2890
    "to provide a simple ioctl facility - an ioctl is performed
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2891
     on the underlying file; no arguments are passed."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2892
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2893
    ^ self ioctl:ioctlNumber with:nil
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2894
!
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
ioctl:ioctlNumber with:arg
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2897
    "to provide a simple ioctl facility - an ioctl is performed
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2898
     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
  2899
     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
  2900
     - for example, to control proprietrary I/O devices.
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2901
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2902
     Since the type of the argument depends on the ioctl being
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2903
     performed, different arg types are allowed here.
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2904
     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
  2905
     If the argument is an integral number, its directly passed;
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2906
     if its a kind of ByteArray (ByteArray, String or Structure),
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2907
     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
  2908
     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
  2909
     This allows performing most ioctls
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2910
     - however, it might be tricky to setup the buffer.
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2911
     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
  2912
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2913
    |error|
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2914
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  2915
%{
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2916
#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
  2917
    int fd;
10552
d52aa8e066e5 #ioctl:with: accept 32-bit integers as arguments
Stefan Vogel <sv@exept.de>
parents: 10469
diff changeset
  2918
    int ret;
d52aa8e066e5 #ioctl:with: accept 32-bit integers as arguments
Stefan Vogel <sv@exept.de>
parents: 10469
diff changeset
  2919
    unsigned int ioNum;
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2920
    INT ioArg;
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2921
    OBJ fp = __INST(handle);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2922
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2923
    if (fp == nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2924
        goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2925
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2926
    if (!__isInteger(ioctlNumber)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2927
         || (!__isInteger(arg)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2928
             && (arg != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2929
             && !__isBytes(arg)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2930
             && !__isExternalBytesLike(arg)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2931
             && !__isExternalAddress(arg))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2932
        error = @symbol(badArgument);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2933
        goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2934
    }
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
    if (__INST(handleType) == @symbol(socketHandle)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2937
        fd = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2938
    } else if ((__INST(handleType) == nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2939
         || (__INST(handleType) == @symbol(filePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2940
         || (__INST(handleType) == @symbol(socketFilePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2941
         || (__INST(handleType) == @symbol(pipeFilePointer))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2942
        fd = fileno(__FILEVal(fp));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2943
    } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2944
        error = @symbol(badHandleType);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2945
        goto out;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2946
    }
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2947
    
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2948
    ioNum = __unsignedLongIntVal(ioctlNumber);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2949
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2950
    __BEGIN_INTERRUPTABLE__
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2951
    do {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2952
        __threadErrno = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2953
        if (arg == nil) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2954
            ioArg = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2955
        } else if (__isSmallInteger(arg)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2956
            ioArg = __intVal(arg);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2957
        } else if (__isInteger(arg)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2958
            ioArg = __unsignedLongIntVal(arg);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2959
        } else if (__isExternalBytesLike(arg)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2960
            ioArg = (INT)(__externalBytesAddress(arg));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2961
        } else if (__isExternalAddress(arg)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2962
            ioArg = (INT)(__externalAddressVal(arg));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2963
        } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2964
            ioArg = (INT)(__ByteArrayInstPtr(arg)->ba_element);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2965
        }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2966
        ret = ioctl(fd, ioNum, ioArg);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2967
    } while (ret < 0 && __threadErrno == EINTR);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2968
    __END_INTERRUPTABLE__
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2969
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2970
    if (ret >= 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2971
        RETURN ( __mkSmallInteger(ret) );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2972
    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2973
    error = __mkSmallInteger(__threadErrno);
791
b1c153b1c719 WIN32 has no ioctl
Claus Gittinger <cg@exept.de>
parents: 779
diff changeset
  2974
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2975
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2976
out:;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2977
%}.
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2978
    error notNil ifTrue:[
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2979
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2980
        ^ self ioError:error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2981
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  2982
    handle isNil ifTrue:[^ self errorNotOpen].
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2983
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  2984
    "/ the system does not support ioctl (MSDOS or VMS)
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2985
    ^ self errorUnsupportedOperation
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2986
!
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
reset
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2989
    "set the read position to the beginning of the collection"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2990
15361
ff526d39bb07 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 15342
diff changeset
  2991
    self position:0
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2992
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2993
1044
c2fb3818e097 ExtSTream>>next: did not work correct if interrupted.
Stefan Vogel <sv@exept.de>
parents: 971
diff changeset
  2994
setToEnd
c2fb3818e097 ExtSTream>>next: did not work correct if interrupted.
Stefan Vogel <sv@exept.de>
parents: 971
diff changeset
  2995
    "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
  2996
c2fb3818e097 ExtSTream>>next: did not work correct if interrupted.
Stefan Vogel <sv@exept.de>
parents: 971
diff changeset
  2997
    ^ self subclassResponsibility
c2fb3818e097 ExtSTream>>next: did not work correct if interrupted.
Stefan Vogel <sv@exept.de>
parents: 971
diff changeset
  2998
!
c2fb3818e097 ExtSTream>>next: did not work correct if interrupted.
Stefan Vogel <sv@exept.de>
parents: 971
diff changeset
  2999
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3000
sync
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3001
    "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
  3002
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3003
    |error|
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3004
14774
788d94977e4e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14760
diff changeset
  3005
    self flush.
788d94977e4e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14760
diff changeset
  3006
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3007
%{
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3008
#if !defined(__openVMS__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3009
    int fd;
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3010
    int ret;
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3011
    OBJ fp = __INST(handle);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3012
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3013
    if (fp == nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3014
        goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3015
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3016
    if (__INST(handleType) == @symbol(socketHandle)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3017
        fd = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3018
    } else if ((__INST(handleType) == nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3019
               || (__INST(handleType) == @symbol(filePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3020
               || (__INST(handleType) == @symbol(socketFilePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3021
               || (__INST(handleType) == @symbol(pipeFilePointer))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3022
        fd = fileno(__FILEVal(fp));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3023
    } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3024
        error = @symbol(badHandleType);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3025
        goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3026
    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3027
        
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3028
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3029
     __threadErrno = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3030
     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
  3031
     if (ret) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3032
         RETURN (self);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3033
     }
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3034
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3035
     __BEGIN_INTERRUPTABLE__
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3036
     do {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3037
         ret = fsync(fd);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3038
     } while ((ret < 0) && (__threadErrno == EINTR));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3039
     __END_INTERRUPTABLE__
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3040
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3041
     if (ret >= 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3042
         RETURN (self);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3043
     }
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3044
#endif /* ! WIN32 */
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3045
     error = __mkSmallInteger(__threadErrno);
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3046
#endif /* ! __openVMS__ */
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3047
out:;
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3048
%}.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3049
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3050
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3051
        self ioError:error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3052
        ^ self.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3053
    ].
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3054
    handle isNil ifTrue:[self errorNotOpen].
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3055
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3056
    "
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3057
        |f|
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3058
        f := 'x' asFilename writeStream.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3059
        f nextPutAll:'hallo'; sync; syncData; close
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3060
    "
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
syncData
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3064
    "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
  3065
     In this case, metadata is only written, if it is
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3066
     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
  3067
     if only access/modification time has changed)."
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3068
    |error|
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3069
14774
788d94977e4e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14760
diff changeset
  3070
    self flush.
788d94977e4e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14760
diff changeset
  3071
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3072
%{
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3073
#if !defined(__openVMS__)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3074
    int fd;
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3075
    int ret;
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3076
    OBJ fp = __INST(handle);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3077
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3078
    if (fp == nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3079
        goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3080
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3081
    if (__INST(handleType) == @symbol(socketHandle)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3082
        fd = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3083
    } else if ((__INST(handleType) == nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3084
               || (__INST(handleType) == @symbol(filePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3085
               || (__INST(handleType) == @symbol(socketFilePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3086
               || (__INST(handleType) == @symbol(pipeFilePointer))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3087
        fd = fileno(__FILEVal(fp));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3088
    } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3089
        error = @symbol(badHandleType);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3090
        goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3091
    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3092
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3093
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3094
     __threadErrno = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3095
     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
  3096
     if (ret) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3097
         RETURN (self);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3098
     }
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3099
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3100
     __BEGIN_INTERRUPTABLE__
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3101
     do {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3102
         ret = fdatasync(fd);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3103
     } while ((ret < 0) && (__threadErrno == EINTR));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3104
     __END_INTERRUPTABLE__
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3105
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3106
     if (ret >= 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3107
         RETURN (self);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3108
     }
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3109
#endif /* ! WIN32 */
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3110
     error = __mkSmallInteger(__threadErrno);
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3111
#endif /* ! __openVMS__ */
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3112
out:;
11648
1d9d6c39b050 new: #sync and #syncData
Stefan Vogel <sv@exept.de>
parents: 11396
diff changeset
  3113
%}.
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3114
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3115
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3116
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3117
        self ioError:error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3118
        ^ self.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3119
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3120
    handle isNil ifTrue:[^ self errorNotOpen].
11651
a2f6ca848f35 Fix #sync and #syncData for windows
Stefan Vogel <sv@exept.de>
parents: 11650
diff changeset
  3121
14760
3cd759eef99f class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14753
diff changeset
  3122
    "if notdef HAS_DATASYNC, fall back"
3cd759eef99f class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14753
diff changeset
  3123
    self sync.
3cd759eef99f class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14753
diff changeset
  3124
11651
a2f6ca848f35 Fix #sync and #syncData for windows
Stefan Vogel <sv@exept.de>
parents: 11650
diff changeset
  3125
    "
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3126
        |f|
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3127
        f := 'x' asFilename writeStream.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3128
        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
  3129
    "
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3130
! !
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
!ExternalStream methodsFor:'non homogenous reading'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3133
15254
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3134
next:count into:anObject startingAt:start
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3135
    "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
  3136
     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
  3137
     If the receiver is some socket/pipe-like stream, an exception
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3138
     is raised if the connection is broken.
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3139
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3140
     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
  3141
     of bytes have been read. See #nextAvailableBytes:into:startingAt:
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3142
     to only read whats there.
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3143
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3144
     Notice, that in contrast to other methods,
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3145
     this does NOT return nil on EOF, but the actual count.
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3146
     Thus allowing read of partial blocks.
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3147
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3148
     The object must have non-pointer indexed instvars
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3149
     (i.e. it must be a ByteArray, String, Float- or DoubleArray),
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3150
     or an externalBytes object (with known size).
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3151
     If anObject is a string or byteArray and reused, this provides the
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3152
     fastest possible physical I/O (since no new objects are allocated).
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3153
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3154
     Use with care - non object oriented I/O.
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3155
     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
  3156
     architectures (unless you prepared the buffer with care),
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3157
     since it does not care for byte order or float representation."
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3158
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3159
    ^ self nextBytes:count into:anObject startingAt:start
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3160
!
1d0a262c1743 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14847
diff changeset
  3161
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3162
nextAvailable:count
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3163
    "return the next count elements of the stream as aCollection.
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3164
     If the stream reaches the end before count elements have been read,
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3165
     return what is available. (i.e. a shorter collection).
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3166
     The type of collection is specified in #contentsSpecies."
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3167
3956
51f1a9a4d63f changes for egcs (stdio uses __new / utsname)
Claus Gittinger <cg@exept.de>
parents: 3949
diff changeset
  3168
    |buffer n|
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3169
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3170
    binary ifTrue:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  3171
	buffer := ByteArray uninitializedNew:count
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3172
    ] ifFalse:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  3173
	buffer := String uninitializedNew:count
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3174
    ].
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3175
    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
  3176
    n == 0 ifTrue:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  3177
	binary ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3178
	    ^ #[]
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  3179
	].
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  3180
	^ ''
5202
e8130049b18f #nextAvailableBytes:into:startingAt: may NOT set EOF flag,
Claus Gittinger <cg@exept.de>
parents: 5187
diff changeset
  3181
    ].
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3182
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3183
    n ~~ count ifTrue:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  3184
	^ buffer copyTo:n
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3185
    ].
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3186
    ^ buffer.
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3187
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3188
    "
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3189
     (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
  3190
     (ReadStream on:#(1 2 3 4 5)) nextAvailable:10
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3191
     (ReadStream on:'hello') nextAvailable:3
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3192
     (ReadStream on:'hello') nextAvailable:10
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3193
    "
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
    "Modified: / 16.6.1998 / 15:52:41 / cg"
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3196
!
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3197
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3198
nextAvailableBytes:count into:anObject startingAt:start
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3199
    "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
  3200
     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
  3201
     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
  3202
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3203
     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
  3204
     is raised if the connection is broken.
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3205
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3206
     Notice, that in contrast to other methods,
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3207
     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
  3208
     Thus allowing read of partial blocks.
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3209
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3210
     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
  3211
     (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
  3212
     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
  3213
     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
  3214
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3215
     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
  3216
     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
  3217
     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
  3218
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3219
    |error|
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3220
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3221
%{
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3222
    FILEPOINTER f;
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3223
    int cnt, offs, ret, _buffered;
15987
0fbfbdf4a0a5 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15921
diff changeset
  3224
    int objSize, nInstBytes;
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3225
    char *cp;
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
  3226
    char *extPtr;
7195
755c46f9b774 also handle subclasses of ExternalBytes (Mapped..)
Claus Gittinger <cg@exept.de>
parents: 7118
diff changeset
  3227
    OBJ fp;
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3228
    int o_offs;
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3229
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3230
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3231
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3232
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3233
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3234
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3235
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3236
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3237
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3238
            && __bothSmallInteger(count, start)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3239
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3240
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3241
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3242
            cnt = __intVal(count);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3243
            offs = __intVal(start) - 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3244
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3245
            if (__isExternalBytesLike(anObject)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3246
                OBJ sz;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3247
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3248
                nInstBytes = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3249
                extPtr = (char *)(__externalBytesAddress(anObject));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3250
                if (extPtr == NULL) goto bad;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3251
                sz = __externalBytesSize(anObject);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3252
                if (__isSmallInteger(sz)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3253
                    objSize = __intVal(sz);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3254
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3255
                    objSize = 0; /* unknown */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3256
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3257
            } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3258
                OBJ oClass = __Class(anObject);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3259
                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
  3260
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3261
                nInstBytes = OHDR_SIZE + __OBJS2BYTES__(nInstVars);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3262
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3263
                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
  3264
                    case BYTEARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3265
                    case WORDARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3266
                    case LONGARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3267
                    case SWORDARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3268
                    case SLONGARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3269
                    case FLOATARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3270
                        break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3271
                    case DOUBLEARRAY:
15987
0fbfbdf4a0a5 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15921
diff changeset
  3272
#ifdef __NEED_DOUBLE_ALIGN
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3273
                        nInstBytes = (nInstBytes-1+__DOUBLE_ALIGN) &~ (__DOUBLE_ALIGN-1);
15987
0fbfbdf4a0a5 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15921
diff changeset
  3274
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3275
                        break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3276
                    case LONGLONGARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3277
                    case SLONGLONGARRAY:
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3278
#ifdef __NEED_LONGLONG_ALIGN
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3279
                        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
  3280
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3281
                        break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3282
                    default:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3283
                        goto bad;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3284
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3285
                extPtr = (char *)0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3286
                objSize = __Size(anObject) - nInstBytes;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3287
            }
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
            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
  3290
                _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3291
                if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3292
                    __READING__(f);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3293
                }
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
                if (extPtr) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3296
                    __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
  3297
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3298
                    /*
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3299
                     * 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
  3300
                     * 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
  3301
                     * to get a new address.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3302
                     */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3303
                    offs += nInstBytes;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3304
                    __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
  3305
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3306
                /* 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
  3307
                if (ret >= 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3308
                    if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3309
                        INT np = __intVal(__INST(position)) + ret;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3310
                        OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3311
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3312
                        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
  3313
                    } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3314
                        __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
  3315
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3316
                    RETURN (__mkSmallInteger(ret));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3317
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3318
                __INST(position) = nil;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3319
                error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3320
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3321
        }
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3322
    }
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3323
bad: ;
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3324
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  3325
    (hitEOF and:[self pastEndRead isNil]) ifTrue:[^ 0].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3326
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3327
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3328
        ^ self readError:error
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3329
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3330
    handle isNil ifTrue:[^ self errorNotOpen].
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3331
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3332
    "
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3333
     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
  3334
    "
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3335
    ^ self primitiveFailed
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3336
!
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3337
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3338
nextByte
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3339
    "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
  3340
     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
  3341
     bytes binary value as an integer in 0..255."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3342
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3343
    |error|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  3344
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  3345
    FILEPOINTER f;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3346
    unsigned char byte;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  3347
    int ret, _buffered;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3348
    OBJ fp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3349
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3350
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3351
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3352
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3353
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3354
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3355
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3356
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3357
         && (__INST(mode) != @symbol(writeonly))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3358
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3359
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3360
            _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3361
            if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3362
                __READING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3363
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3364
            __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
  3365
            if (ret > 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3366
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3367
                    INT np = __intVal(__INST(position)) + 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3368
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3369
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3370
                    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
  3371
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3372
                    __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
  3373
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3374
                RETURN (__mkSmallInteger(byte));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3375
            }
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
            if (ret == 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3378
                __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3379
            } else /* ret < 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3380
                __INST(position) = nil;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3381
                error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3382
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3383
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3384
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3385
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  3386
    hitEOF ifTrue:[^ self pastEndRead].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3387
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3388
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3389
        ^ self readError:error
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3390
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3391
    handle isNil ifTrue:[^ self errorNotOpen].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3392
    ^ self errorWriteOnly
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3393
!
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
nextBytes:count into:anObject startingAt:start
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3396
    "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
  3397
     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
  3398
     If the receiver is some socket/pipe-like stream, an exception
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3399
     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
  3400
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3401
     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
  3402
     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
  3403
     to only read whats there.
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3404
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  3405
     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
  3406
     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
  3407
     Thus allowing read of partial blocks.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3408
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3409
     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
  3410
     (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
  3411
     or an externalBytes object (with known size).
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3412
     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
  3413
     fastest possible physical I/O (since no new objects are allocated).
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3414
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3415
     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
  3416
     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
  3417
     architectures (unless you prepared the buffer with care),
1228d4ba9518 allow reading/writing from/to ExternalBytes
Claus Gittinger <cg@exept.de>
parents: 3420
diff changeset
  3418
     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
  3419
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3420
    |error|
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3421
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  3422
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  3423
    int cnt, offs, ret, _buffered;
15987
0fbfbdf4a0a5 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15921
diff changeset
  3424
    int objSize, nInstBytes;
3432
1228d4ba9518 allow reading/writing from/to ExternalBytes
Claus Gittinger <cg@exept.de>
parents: 3420
diff changeset
  3425
    char *extPtr;
7195
755c46f9b774 also handle subclasses of ExternalBytes (Mapped..)
Claus Gittinger <cg@exept.de>
parents: 7118
diff changeset
  3426
    OBJ fp;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3427
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3428
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3429
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3430
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3431
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3432
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3433
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3434
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3435
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3436
            && __bothSmallInteger(count, start)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3437
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3438
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3439
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3440
            cnt = __intVal(count);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3441
            offs = __intVal(start) - 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3442
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3443
            if (__isExternalBytesLike(anObject)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3444
                OBJ sz;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3445
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3446
                nInstBytes = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3447
                extPtr = (char *)(__externalBytesAddress(anObject));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3448
                if (extPtr == NULL) goto bad;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3449
                sz = __externalBytesSize(anObject);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3450
                if (__isSmallInteger(sz)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3451
                    objSize = __intVal(sz);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3452
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3453
                    objSize = 0; /* unknown */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3454
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3455
            } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3456
                OBJ oClass = __Class(anObject);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3457
                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
  3458
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3459
                nInstBytes = OHDR_SIZE + __OBJS2BYTES__(nInstVars);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3460
                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
  3461
                    case BYTEARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3462
                    case WORDARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3463
                    case LONGARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3464
                    case SWORDARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3465
                    case SLONGARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3466
                    case FLOATARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3467
                        break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3468
                    case DOUBLEARRAY:
15987
0fbfbdf4a0a5 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15921
diff changeset
  3469
#ifdef __NEED_DOUBLE_ALIGN
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3470
                        nInstBytes = (nInstBytes-1+__DOUBLE_ALIGN) &~ (__DOUBLE_ALIGN-1);
15987
0fbfbdf4a0a5 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15921
diff changeset
  3471
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3472
                        break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3473
                    case LONGLONGARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3474
                    case SLONGLONGARRAY:
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3475
#ifdef __NEED_LONGLONG_ALIGN
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3476
                        nInstBytes = (nInstBytes-1+__LONGLONG_ALIGN) &~ (__LONGLONG_ALIGN-1);
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3477
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3478
                        break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3479
                    default:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3480
                        goto bad;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3481
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3482
                extPtr = (char *)0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3483
                objSize = __Size(anObject) - nInstBytes;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3484
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3485
            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
  3486
                _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3487
                if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3488
                    __READING__(f);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3489
                }
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
                if (extPtr) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3492
                    __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
  3493
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3494
                    /*
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3495
                     * 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
  3496
                     * 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
  3497
                     */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3498
                    offs += nInstBytes;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3499
                    __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
  3500
                }
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
                if (ret > 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3503
                    if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3504
                        INT np = __intVal(__INST(position)) + ret;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3505
                        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
  3506
                    } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3507
                        __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
  3508
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3509
                    RETURN (__mkSmallInteger(ret));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3510
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3511
                if (ret == 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3512
                    __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3513
                } else /* ret < 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3514
                    __INST(position) = nil;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3515
                    error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3516
                }
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
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3519
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3520
bad: ;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3521
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  3522
    (hitEOF and:[self pastEndRead isNil]) ifTrue:[^ 0].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3523
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3524
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3525
        ^ self readError:error
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3526
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3527
    handle isNil ifTrue:[^ self errorNotOpen].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3528
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3529
    "
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3530
     count not integer or arg not bit-like (String, ByteArray etc)
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3531
    "
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3532
    ^ self primitiveFailed
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  3533
!
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  3534
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3535
nextLong
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3536
    "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
  3537
     The returned value may be a LargeInteger.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3538
     (msb-first for compatibility with other smalltalks)"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3539
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3540
    ^ self nextUnsignedLongMSB:true
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3541
!
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
nextLongMSB:msbFlag
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3544
    "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
  3545
     which may be a LargeInteger.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3546
     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
  3547
     otherwise least-significant byte comes first.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3548
     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
  3549
     Works in both binary and text modes."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3550
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3551
    |error|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  3552
%{
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3553
    OBJ fp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3554
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3555
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3556
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3557
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3558
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3559
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3560
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3561
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3562
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3563
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3564
            FILEPOINTER f;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3565
            int ret, _buffered;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3566
            int value;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3567
            union {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3568
                unsigned char buffer[4];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3569
                int intVal;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3570
            } u;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3571
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3572
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3573
            _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3574
            if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3575
                __READING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3576
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3577
            __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
  3578
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3579
            if (ret == 4) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3580
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3581
                    INT np = __intVal(__INST(position)) + 4;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3582
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3583
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3584
                    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
  3585
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3586
                    __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
  3587
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3588
                if (msbFlag == true) {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  3589
#if defined(__MSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3590
                    value = u.intVal;
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  3591
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3592
                    value = (u.buffer[0] & 0xFF);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3593
                    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
  3594
                    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
  3595
                    value = (value << 8) | (u.buffer[3] & 0xFF);
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  3596
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3597
                } else {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  3598
#if defined(__LSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3599
                    value = u.intVal;
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  3600
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3601
                    value = (u.buffer[3] & 0xFF);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3602
                    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
  3603
                    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
  3604
                    value = (value << 8) | (u.buffer[0] & 0xFF);
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3605
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3606
                }
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3607
#if __POINTER_SIZE__ == 8
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3608
                RETURN ( __mkSmallInteger(value));
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3609
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3610
                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
  3611
                    RETURN ( __mkSmallInteger(value));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3612
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3613
                RETURN ( __MKLARGEINT(value) );
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  3614
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3615
            }
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
            if (ret < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3618
                __INST(position) = nil;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3619
                error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3620
            } else /* ret == 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3621
                __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3622
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3623
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3624
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3625
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  3626
    hitEOF ifTrue:[^ self pastEndRead].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3627
    handle isNil ifTrue:[^ self errorNotOpen].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3628
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3629
    lastErrorNumber := error.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3630
    ^ self readError:error.
362
claus
parents: 360
diff changeset
  3631
!
claus
parents: 360
diff changeset
  3632
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3633
nextShortMSB:msbFlag
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3634
    "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
  3635
     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
  3636
     otherwise least-significant byte comes first.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3637
     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
  3638
     Works in both binary and text modes."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3639
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3640
    |error|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  3641
%{
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3642
    OBJ fp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3643
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3644
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3645
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3646
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3647
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3648
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3649
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3650
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3651
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3652
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3653
            FILEPOINTER f;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3654
            int ret, _buffered;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3655
            short value;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3656
            union {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3657
                unsigned char buffer[2];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3658
                short shortVal;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3659
            } u;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3660
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3661
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3662
            _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3663
            if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3664
                __READING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3665
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3666
            __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
  3667
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3668
            if (ret == 2) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3669
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3670
                    INT np = __intVal(__INST(position)) + 2;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3671
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3672
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3673
                    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
  3674
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3675
                    __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
  3676
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3677
                if (msbFlag == true) {
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3678
#if defined(__MSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3679
                    value = u.shortVal;
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3680
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3681
                    value = ((u.buffer[0] & 0xFF) << 8) | (u.buffer[1] & 0xFF);
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3682
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3683
                } else {
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3684
#if defined(__LSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3685
                    value = u.shortVal;
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3686
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3687
                    value = ((u.buffer[1] & 0xFF) << 8) | (u.buffer[0] & 0xFF);
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3688
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3689
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3690
                RETURN (__mkSmallInteger(value));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3691
            }
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
            if (ret < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3694
                __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
  3695
                error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3696
            } else /* ret == 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3697
                __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3698
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3699
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3700
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3701
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  3702
    hitEOF ifTrue:[^ self pastEndRead].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3703
    handle isNil ifTrue:[^ self errorNotOpen].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3704
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3705
    lastErrorNumber := error.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3706
    ^ self readError:error.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3707
!
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
nextUnsignedLongMSB:msbFlag
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3710
    "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
  3711
     a LargeInteger.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3712
     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
  3713
     least-significant byte comes first.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3714
     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
  3715
     Works in both binary and text modes."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3716
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3717
    |error|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  3718
%{
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3719
    OBJ fp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3720
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3721
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3722
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3723
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3724
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3725
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3726
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3727
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3728
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3729
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3730
            FILEPOINTER f;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3731
            int ret, _buffered;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3732
            unsigned INT value;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3733
            union {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3734
                unsigned char buffer[4];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3735
                unsigned int intVal;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3736
            } u;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3737
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3738
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3739
            _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3740
            if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3741
                __READING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3742
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3743
            __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
  3744
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3745
            if (ret == 4) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3746
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3747
                    INT np = __intVal(__INST(position)) + 4;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3748
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3749
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3750
                    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
  3751
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3752
                    __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
  3753
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3754
                if (msbFlag == true) {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  3755
#if defined(__MSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3756
                    value = u.intVal;
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  3757
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3758
                    value = u.buffer[0];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3759
                    value = (value << 8) | u.buffer[1];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3760
                    value = (value << 8) | u.buffer[2];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3761
                    value = (value << 8) | u.buffer[3];
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  3762
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3763
                } else {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  3764
#if defined(__LSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3765
                    value = u.intVal;
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  3766
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3767
                    value = u.buffer[3];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3768
                    value = (value << 8) | u.buffer[2];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3769
                    value = (value << 8) | u.buffer[1];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3770
                    value = (value << 8) | u.buffer[0];
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3771
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3772
                }
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3773
#if __POINTER_SIZE__ == 8
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3774
                value &= 0xFFFFFFFF;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3775
                RETURN (__mkSmallInteger(value));
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3776
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3777
                if (value <= _MAX_INT) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3778
                    RETURN (__mkSmallInteger(value));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3779
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3780
                RETURN (__MKULARGEINT(value) );
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  3781
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3782
            }
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
            if (ret < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3785
                __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
  3786
                error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3787
            } else /* ret == 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3788
                __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3789
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3790
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3791
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3792
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  3793
    hitEOF ifTrue:[^ self pastEndRead].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3794
    handle isNil ifTrue:[^ self errorNotOpen].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3795
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3796
    lastErrorNumber := error.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3797
    ^ self readError:error.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3798
!
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
nextUnsignedShortMSB:msbFlag
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3801
    "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
  3802
     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
  3803
     otherwise least-significant byte comes first.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3804
     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
  3805
     Works in both binary and text modes."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3806
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3807
    |error|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  3808
%{
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3809
    OBJ fp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3810
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3811
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3812
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3813
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3814
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3815
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3816
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3817
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3818
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3819
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3820
            FILEPOINTER f;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3821
            int ret, _buffered;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3822
            unsigned int value;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3823
            union {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3824
                unsigned char buffer[2];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3825
                unsigned short shortVal;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3826
            } u;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3827
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3828
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3829
            _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3830
            if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3831
                __READING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3832
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3833
            __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
  3834
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3835
            if (ret == 2) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3836
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3837
                    INT np = __intVal(__INST(position)) + 2;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3838
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3839
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3840
                    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
  3841
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3842
                    __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
  3843
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3844
                if (msbFlag == true) {
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3845
#if defined(__MSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3846
                    value = u.shortVal;
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3847
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3848
                    value = (u.buffer[0] << 8) | u.buffer[1];
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3849
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3850
                } else {
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3851
#if defined(__LSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3852
                    value = u.shortVal;
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3853
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3854
                    value = (u.buffer[1] << 8) | u.buffer[0];
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3855
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3856
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3857
                RETURN (__mkSmallInteger(value));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3858
            }
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
            if (ret < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3861
                __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
  3862
                error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3863
            } else /* ret == 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3864
                __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3865
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3866
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3867
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3868
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  3869
    hitEOF ifTrue:[^ self pastEndRead].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3870
    handle isNil ifTrue:[^ self errorNotOpen].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3871
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3872
    lastErrorNumber := error.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3873
    ^ self readError:error.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3874
!
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
nextWord
15452
e2a3b2dc064b class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15435
diff changeset
  3877
    <resource: #obsolete>
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3878
    "in text-mode:
14632
6fe0dc1d5377 64bit mingw changes
Claus Gittinger <cg@exept.de>
parents: 14603
diff changeset
  3879
	 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
  3880
	 return a string containing those characters.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3881
     in binary-mode:
14632
6fe0dc1d5377 64bit mingw changes
Claus Gittinger <cg@exept.de>
parents: 14603
diff changeset
  3882
	 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
  3883
	 unsigned Integer (for compatibility with other smalltalks)"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3884
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3885
    binary ifTrue:[
14632
6fe0dc1d5377 64bit mingw changes
Claus Gittinger <cg@exept.de>
parents: 14603
diff changeset
  3886
	^ self nextUnsignedShortMSB:true
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  3887
    ].
14518
7dad78183779 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14440
diff changeset
  3888
    self obsoleteMethodWarning:'use #nextAlphaNumericWord'.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3889
    ^ self nextAlphaNumericWord
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3890
! !
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
!ExternalStream methodsFor:'non homogenous writing'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3893
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3894
nextPutByte:aByteValue
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3895
    "write a byte.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3896
     Works in both binary and text modes."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3897
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3898
    |error|
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3899
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  3900
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  3901
    FILEPOINTER f;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3902
    char c;
7875
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  3903
    OBJ fp;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  3904
    int cnt, _buffered;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3905
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3906
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3907
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3908
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3909
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3910
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3911
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3912
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3913
            && (__INST(mode) != @symbol(readonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3914
            && __isSmallInteger(aByteValue)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3915
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
            c = __intVal(aByteValue);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3918
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3919
            if (_buffered = (__INST(buffered) == true)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3920
                __WRITING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3921
            }
9053
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  3922
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3923
            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
  3924
                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
  3925
            } else
9053
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  3926
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3927
            {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3928
                __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
  3929
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3930
            if (cnt == 1) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3931
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3932
                    INT np = __intVal(__INST(position)) + 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3933
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3934
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3935
                    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
  3936
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3937
                    __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
  3938
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3939
                RETURN (self);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3940
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3941
            if (cnt < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3942
                __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
  3943
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3944
            error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3945
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3946
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3947
%}.
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  3948
    handle isNil ifTrue:[self errorNotOpen. ^ self].
7801
d930c353588d writeError: care for EWOULDBLOCK in nonBlocking case.
penk
parents: 7737
diff changeset
  3949
    (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3950
    lastErrorNumber := error.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3951
    self writeError:error.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3952
!
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
nextPutBytes:count from:anObject startingAt:start
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3955
    "write count bytes from an object starting at index start.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3956
     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
  3957
     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
  3958
     (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
  3959
     or an externalBytes object (with known size).
1228d4ba9518 allow reading/writing from/to ExternalBytes
Claus Gittinger <cg@exept.de>
parents: 3420
diff changeset
  3960
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3961
     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
  3962
     Warning:
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3963
        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
  3964
        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
  3965
        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
  3966
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  3967
    |error|
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3968
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  3969
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  3970
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  3971
    int cnt, len, offs, ret;
15987
0fbfbdf4a0a5 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15921
diff changeset
  3972
    int objSize, nInstBytes, _buffered;
3432
1228d4ba9518 allow reading/writing from/to ExternalBytes
Claus Gittinger <cg@exept.de>
parents: 3420
diff changeset
  3973
    char *extPtr;
7875
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  3974
    OBJ fp;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3975
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3976
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3977
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3978
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3979
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3980
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  3981
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3982
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3983
            && (__INST(mode) != @symbol(readonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3984
            && __bothSmallInteger(count, start)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3985
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3986
            len = __intVal(count);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3987
            offs = __intVal(start) - 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3988
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3989
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3990
            if (__isExternalBytesLike(anObject)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3991
                OBJ sz;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3992
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3993
                nInstBytes = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3994
                extPtr = (char *)__externalBytesAddress(anObject);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3995
                if (extPtr == NULL) goto bad;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3996
                sz = __externalBytesSize(anObject);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3997
                if (__isSmallInteger(sz)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3998
                    objSize = __intVal(sz);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  3999
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4000
                    objSize = 0; /* unknown */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4001
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4002
            } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4003
                OBJ oClass = __Class(anObject);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4004
                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
  4005
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4006
                nInstBytes = OHDR_SIZE + __OBJS2BYTES__(nInstVars);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4007
                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
  4008
                    case BYTEARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4009
                    case WORDARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4010
                    case LONGARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4011
                    case SWORDARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4012
                    case SLONGARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4013
                    case FLOATARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4014
                        break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4015
                    case DOUBLEARRAY:
15987
0fbfbdf4a0a5 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15921
diff changeset
  4016
#ifdef __NEED_DOUBLE_ALIGN
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4017
                        nInstBytes = (nInstBytes-1+__DOUBLE_ALIGN) &~ (__DOUBLE_ALIGN-1);
15987
0fbfbdf4a0a5 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15921
diff changeset
  4018
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4019
                        break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4020
                    case LONGLONGARRAY:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4021
                    case SLONGLONGARRAY:
15987
0fbfbdf4a0a5 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15921
diff changeset
  4022
#ifdef __NEED_LONGLONG_ALIGN
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4023
                        nInstBytes = (nInstBytes-1+__LONGLONG_ALIGN) &~ (__LONGLONG_ALIGN-1);
15987
0fbfbdf4a0a5 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15921
diff changeset
  4024
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4025
                        break;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4026
                    default:
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4027
                        goto bad;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4028
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4029
                extPtr = (char *)0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4030
                objSize = __Size(anObject) - nInstBytes;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4031
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4032
            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
  4033
                if (_buffered = (__INST(buffered) == true)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4034
                    __WRITING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4035
                }
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
                if (extPtr) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4038
                    __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
  4039
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4040
                    /*
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4041
                     * 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
  4042
                     * 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
  4043
                     */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4044
                    offs += nInstBytes;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4045
                    __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
  4046
                }
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
                if (cnt >= 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4049
                    if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4050
                        INT np = __intVal(__INST(position)) + cnt;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4051
                        OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4052
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4053
                        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
  4054
                    } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4055
                        __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
  4056
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4057
                    RETURN ( __mkSmallInteger(cnt) );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4058
                } else /* cnt < 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4059
                    if (
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4060
#ifdef EWOULDBLOCK
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4061
                        (__threadErrno == EWOULDBLOCK) ||
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4062
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4063
                        (__threadErrno == EAGAIN)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4064
                    ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4065
                        RETURN ( __mkSmallInteger(0) );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4066
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4067
                    __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
  4068
                    error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4069
                }
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
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4072
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4073
bad: ;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4074
%}.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4075
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4076
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4077
        self writeError:error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4078
        ^ self
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4079
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4080
    handle isNil ifTrue:[^ self errorNotOpen].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4081
    (mode == #readonly) ifTrue:[^ self errorReadOnly].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4082
    ^ self primitiveFailed
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4083
!
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
nextPutLong:aNumber MSB:msbFlag
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4086
    "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
  4087
     true, data is written most-significant byte first; otherwise least
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4088
     first.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4089
     Works in both binary and text modes."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4090
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4091
    |error|
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4092
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  4093
%{
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4094
    int num;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4095
    union {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4096
        char bytes[4];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4097
        int intVal;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4098
    } u;
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  4099
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4100
    int cnt, _buffered;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4101
    OBJ fp;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4102
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4103
    __INST(lastErrorNumber) = nil;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4104
    if (__isSmallInteger(aNumber)) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4105
        num = __intVal(aNumber);
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4106
    } else {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  4107
#if __POINTER_SIZE__ == 8
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4108
        goto badArg;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4109
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4110
        num = __longIntVal(aNumber);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4111
        if (num == 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4112
            num = __signedLongIntVal(aNumber);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4113
            if (num == 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4114
                /* 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
  4115
                 * (handled by the fallBack code)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4116
                 */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4117
                goto badArg;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4118
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4119
        }
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4120
#endif
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4121
    }
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4122
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4123
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4124
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4125
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4126
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4127
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4128
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4129
         && (__INST(mode) != @symbol(readonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4130
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4131
            if (msbFlag == true) {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  4132
#if defined(__MSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4133
                u.intVal = num;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4134
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4135
                u.bytes[0] = (num >> 24) & 0xFF;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4136
                u.bytes[1] = (num >> 16) & 0xFF;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4137
                u.bytes[2] = (num >> 8) & 0xFF;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4138
                u.bytes[3] = num & 0xFF;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4139
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4140
            } else {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  4141
#if defined(__LSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4142
                u.intVal = num;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4143
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4144
                u.bytes[3] = (num >> 24) & 0xFF;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4145
                u.bytes[2] = (num >> 16) & 0xFF;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4146
                u.bytes[1] = (num >> 8) & 0xFF;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4147
                u.bytes[0] = num & 0xFF;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4148
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4149
            }
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
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4152
            if (_buffered = (__INST(buffered) == true)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4153
                __WRITING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4154
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4155
            __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
  4156
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4157
            if (cnt == 4) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4158
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4159
                    INT np = __intVal(__INST(position)) + 4;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4160
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4161
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4162
                    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
  4163
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4164
                    __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
  4165
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4166
                RETURN ( self );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4167
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4168
            __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
  4169
            error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4170
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4171
    }
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4172
badArg: ;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4173
%}.
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4174
    handle isNil ifTrue:[self errorNotOpen. ^ self].
7801
d930c353588d writeError: care for EWOULDBLOCK in nonBlocking case.
penk
parents: 7737
diff changeset
  4175
    (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4176
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4177
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4178
        self writeError:error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4179
        ^ self
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4180
    ].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4181
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4182
    aNumber isInteger ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4183
        ^ super nextPutLong:aNumber MSB:msbFlag
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  4184
    ].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4185
    self argumentMustBeInteger
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4186
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4187
15655
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  4188
nextPutShort:anIntegerOrCharacter MSB:msbFlag
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  4189
    "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
  4190
     true, data is written most-significant byte first; otherwise least
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4191
     first.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4192
     Works in both binary and text modes."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4193
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4194
    |error|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  4195
%{
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4196
    int num;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4197
    union {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4198
        char bytes[2];
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4199
        short shortVal;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4200
    } u;
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4201
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  4202
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4203
    int cnt, _buffered;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4204
    OBJ fp;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4205
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4206
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4207
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4208
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4209
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4210
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4211
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4212
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4213
            && (__INST(mode) != @symbol(readonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4214
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4215
            if (__isSmallInteger(anIntegerOrCharacter)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4216
                num = __intVal(anIntegerOrCharacter);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4217
            } else if (__isCharacter(anIntegerOrCharacter)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4218
                num = __smallIntegerVal(__characterVal(anIntegerOrCharacter));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4219
            } else
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4220
                goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4221
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4222
            if (msbFlag == true) {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  4223
#if defined(__MSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4224
                u.shortVal = num;
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4225
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4226
                u.bytes[0] = (num >> 8) & 0xFF;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4227
                u.bytes[1] = num & 0xFF;
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4228
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4229
            } else {
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4230
#if defined(__LSBFIRST__)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4231
                u.shortVal = num;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4232
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4233
                u.bytes[1] = (num >> 8) & 0xFF;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4234
                u.bytes[0] = num & 0xFF;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4235
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4236
            }
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
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4239
            if (_buffered = (__INST(buffered) == true)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4240
                __WRITING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4241
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4242
            __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
  4243
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4244
            if (cnt == 2) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4245
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4246
                    INT np = __intVal(__INST(position)) + 2;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4247
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4248
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4249
                    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
  4250
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4251
                    __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
  4252
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4253
                RETURN ( self );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4254
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4255
            __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
  4256
            error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4257
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4258
    }
15655
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  4259
out:;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4260
%}.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4261
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4262
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4263
        self writeError:error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4264
        ^ self
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4265
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4266
    handle isNil ifTrue:[self errorNotOpen. ^ self].
7801
d930c353588d writeError: care for EWOULDBLOCK in nonBlocking case.
penk
parents: 7737
diff changeset
  4267
    (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4268
    self argumentMustBeInteger
10
claus
parents: 5
diff changeset
  4269
! !
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4270
7053
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4271
!ExternalStream methodsFor:'positioning'!
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4272
15619
3f2e6f5fab12 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15496
diff changeset
  4273
position
7053
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4274
    self subclassResponsibility
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4275
!
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4276
15619
3f2e6f5fab12 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15496
diff changeset
  4277
position:index0Based
7053
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4278
    self subclassResponsibility
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4279
! !
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4280
12631
9e55d449f787 added: #printOn:
Stefan Vogel <sv@exept.de>
parents: 12553
diff changeset
  4281
!ExternalStream methodsFor:'printing & storing'!
9e55d449f787 added: #printOn:
Stefan Vogel <sv@exept.de>
parents: 12553
diff changeset
  4282
9e55d449f787 added: #printOn:
Stefan Vogel <sv@exept.de>
parents: 12553
diff changeset
  4283
printOn:aStream
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4284
    aStream
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4285
	nextPutAll:self className;
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4286
	nextPutAll:'(handle:('.
12631
9e55d449f787 added: #printOn:
Stefan Vogel <sv@exept.de>
parents: 12553
diff changeset
  4287
    handle printOn:aStream.
9e55d449f787 added: #printOn:
Stefan Vogel <sv@exept.de>
parents: 12553
diff changeset
  4288
    aStream nextPutAll:'))'
9e55d449f787 added: #printOn:
Stefan Vogel <sv@exept.de>
parents: 12553
diff changeset
  4289
! !
9e55d449f787 added: #printOn:
Stefan Vogel <sv@exept.de>
parents: 12553
diff changeset
  4290
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4291
!ExternalStream methodsFor:'private'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4292
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4293
clearEOF
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4294
    hitEOF := false
16300
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4295
! !
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
!ExternalStream protectedMethodsFor:'private'!
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4298
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4299
closeFile
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4300
    "low level close - may be redefined in subclasses
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4301
     Don't send this message, send #close instead"
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4302
12674
80fbcc4be1d6 changed: #closeFile
Stefan Vogel <sv@exept.de>
parents: 12631
diff changeset
  4303
    |fp error|
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4304
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4305
    fp := handle.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4306
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4307
%{
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4308
    int rslt;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4309
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4310
    if (fp == nil) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4311
        error = @symbol(errorNotOpen);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4312
        goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4313
    }
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
    if (__INST(handleType) == @symbol(socketHandle)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4316
        SOCKET sock = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4317
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4318
        if (@global(FileOpenTrace) == true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4319
            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
  4320
        }
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
        // 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
  4323
        __INST(handle) = nil;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4324
        do {
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4325
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4326
            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
  4327
#else
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4328
            rslt = close(sock);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4329
#endif
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4330
        } while((rslt < 0) && (__threadErrno == EINTR));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4331
    } else if ((__INST(handleType) == nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4332
               || (__INST(handleType) == @symbol(filePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4333
               || (__INST(handleType) == @symbol(socketFilePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4334
               || (__INST(handleType) == @symbol(pipeFilePointer)))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4335
    {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4336
        FILEPOINTER f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4337
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4338
        if (@global(FileOpenTrace) == true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4339
            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
  4340
        }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4341
        // 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
  4342
        __INST(handle) = nil;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4343
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4344
#ifdef WIN32
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4345
        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
  4346
            // 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
  4347
            // we suspect, that EINTR causes problems in fclose()
16300
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4348
            do {
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4349
                __threadErrno = 0;
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4350
                rslt = __STX_C_CALL1("fflush", fflush, f);
16300
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4351
            } while((rslt < 0) && (__threadErrno == EINTR));
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4352
        }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4353
        do {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4354
            __threadErrno = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4355
            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
  4356
        } while((rslt < 0) && (__threadErrno == EINTR));
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4357
#else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4358
        __BEGIN_INTERRUPTABLE__
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4359
        rslt = fclose(f);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4360
        __END_INTERRUPTABLE__
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4361
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4362
    } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4363
        error = @symbol(badHandleType);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4364
        goto out;
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4365
    }
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4366
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4367
    if (rslt < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4368
        error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4369
        goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4370
    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4371
    RETURN (self);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4372
12674
80fbcc4be1d6 changed: #closeFile
Stefan Vogel <sv@exept.de>
parents: 12631
diff changeset
  4373
out:;
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4374
%}.
12674
80fbcc4be1d6 changed: #closeFile
Stefan Vogel <sv@exept.de>
parents: 12631
diff changeset
  4375
80fbcc4be1d6 changed: #closeFile
Stefan Vogel <sv@exept.de>
parents: 12631
diff changeset
  4376
    error notNil ifTrue:[
16300
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4377
        error == #errorNotOpen ifTrue:[
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4378
            self errorNotOpen.
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4379
        ].
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4380
        error isInteger ifTrue:[
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4381
            lastErrorNumber := error.
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4382
            self writeError:error.
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4383
            ^ self.
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4384
        ].
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4385
        self primitiveFailed:error.
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4386
        ^ self.
12674
80fbcc4be1d6 changed: #closeFile
Stefan Vogel <sv@exept.de>
parents: 12631
diff changeset
  4387
    ].
80fbcc4be1d6 changed: #closeFile
Stefan Vogel <sv@exept.de>
parents: 12631
diff changeset
  4388
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4389
    "/ fallback for rel5
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4390
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4391
    fp := handle.
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4392
    fp notNil ifTrue:[
16300
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4393
        handle := nil.
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4394
        self closeFile:fp
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4395
    ]
16300
277c0cb1ecbc class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16296
diff changeset
  4396
! !
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
!ExternalStream methodsFor:'private'!
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4399
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4400
closeFile:handle
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4401
    "for rel5 only"
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4402
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4403
    self primitiveFailed
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4404
!
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4405
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  4406
connectTo:aFileDescriptor withMode:modeSymbol handleType:handleTypeSymbol
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4407
    "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
  4408
     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
  4409
     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
  4410
     a Stream object.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4411
     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
  4412
     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
  4413
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  4414
    |retVal error openmode|
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4415
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4416
    handle notNil ifTrue:[^ self errorAlreadyOpen].
12706
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  4417
    mode := modeSymbol.
Stefan Vogel <sv@exept.de>
parents: 12704
diff changeset
  4418
    openmode := self fopenMode.
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4419
%{
12683
40b0a5cd3fd3 changed:
Stefan Vogel <sv@exept.de>
parents: 12678
diff changeset
  4420
    FILEPOINTER f = 0;
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4421
    OBJ fp;
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4422
    FILE *fdopen();
12683
40b0a5cd3fd3 changed:
Stefan Vogel <sv@exept.de>
parents: 12678
diff changeset
  4423
    int fd = -2;
40b0a5cd3fd3 changed:
Stefan Vogel <sv@exept.de>
parents: 12678
diff changeset
  4424
40b0a5cd3fd3 changed:
Stefan Vogel <sv@exept.de>
parents: 12678
diff changeset
  4425
    if (__isStringLike(openmode)) {
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4426
#ifdef WIN32
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4427
	__stxWrapApiEnterCritical();
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4428
#endif
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4429
	if (__isSmallInteger(aFileDescriptor)) {
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4430
	    fd = __intVal(aFileDescriptor);
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4431
	}
12683
40b0a5cd3fd3 changed:
Stefan Vogel <sv@exept.de>
parents: 12678
diff changeset
  4432
#ifdef WIN32
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4433
	else if (__isExternalAddressLike(aFileDescriptor)) {
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4434
	    fd = _open_osfhandle((long)__externalAddressVal(aFileDescriptor), O_BINARY);
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4435
	    if (fd < 0) {
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4436
		if (__threadErrno == 0) {
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4437
		    // no more file descriptors
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4438
		    __threadErrno = EMFILE;
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4439
		}
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4440
		error = __mkSmallInteger(__threadErrno);
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4441
		__stxWrapApiLeaveCritical();
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4442
		goto out;
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4443
	    }
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4444
	}
12683
40b0a5cd3fd3 changed:
Stefan Vogel <sv@exept.de>
parents: 12678
diff changeset
  4445
#endif
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4446
	f = (FILEPOINTER) fdopen(fd, (char *)__stringVal(openmode));
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4447
#ifdef WIN32
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4448
	__stxWrapApiLeaveCritical();
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4449
#endif
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4450
	if (f == NULL) {
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4451
	    error =__mkSmallInteger(__threadErrno);
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4452
	} else {
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4453
	    if (@global(FileOpenTrace) == true) {
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4454
		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
  4455
	    }
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
	    fp = __MKFILEPOINTER(f); __INST(handle) = fp; __STORE(self, fp);
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4458
	    retVal = self;
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4459
	}
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4460
    }
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4461
out:;
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4462
%}.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4463
    retVal notNil ifTrue:[
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4464
	position := 0.
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4465
	buffered isNil ifTrue:[
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4466
	    buffered := true.       "default is buffered"
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4467
	].
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4468
	handleType := handleTypeSymbol.
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4469
	Lobby register:self.
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4470
	^ retVal
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4471
    ].
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4472
    error notNil ifTrue:[
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4473
	OperatingSystem closeFd:aFileDescriptor.
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4474
	lastErrorNumber := error.
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4475
	position := nil.
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4476
	"
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4477
	 the open failed for some reason ...
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4478
	"
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4479
	^ self openError:error
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4480
    ].
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
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4483
dupFd
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4484
    "duplicate my file descriptor"
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4485
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4486
    |fd dupFd|
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4487
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4488
    fd := self fileHandle.
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4489
    dupFd := OperatingSystem dup:fd.
10989
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4490
    self setFileHandle:dupFd mode:self fopenMode.
10995
94ed80f3bfc7 changed #gotErrorOrEOF
sr
parents: 10989
diff changeset
  4491
!
10989
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4492
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4493
fopenMode
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4494
   "answer the mode for fopen.
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4495
    Only used internally"
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4496
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4497
   mode == #readonly ifTrue:[
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4498
	^ ReadMode
10989
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4499
   ].
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4500
   mode == #writeonly ifTrue:[
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4501
	^ WriteMode
10989
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4502
   ].
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4503
   mode == #readWrite ifTrue:[
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4504
	^ ReadWriteMode
10989
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4505
   ].
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4506
   mode == #append ifTrue:[
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4507
	^ AppendMode
10989
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4508
   ].
f7d1de91344b fix #setFileHandle:mode:
Stefan Vogel <sv@exept.de>
parents: 10988
diff changeset
  4509
   ^ ReadWriteMode
10995
94ed80f3bfc7 changed #gotErrorOrEOF
sr
parents: 10989
diff changeset
  4510
!
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4511
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4512
open:aPath withMode:openModeString
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4513
    "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
  4514
     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
  4515
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4516
    |ok error|
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4517
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4518
    ok := false.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4519
%{
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4520
    FILE *f;
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4521
    OBJ fp;
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4522
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4523
    if (__isStringLike(aPath) && __isStringLike(openModeString)) {
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4524
#ifdef WIN32
10339
972d0164125a *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10328
diff changeset
  4525
# if 1
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4526
       f = fopen((char *) __stringVal(aPath), (char *) __stringVal(openModeString));
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4527
# else
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4528
	__BEGIN_INTERRUPTABLE__
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4529
	do {
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4530
	    f = fopen((char *) __stringVal(aPath), (char *) __stringVal(openModeString));
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4531
	} while ((f == NULL) && (__threadErrno == EINTR));
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4532
	__END_INTERRUPTABLE__
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4533
# endif
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4534
#else /* UNIX */
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4535
	__BEGIN_INTERRUPTABLE__
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4536
	do {
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4537
	    f = fopen((char *) __stringVal(aPath), (char *) __stringVal(openModeString));
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4538
	} while ((f == NULL) && (__threadErrno == EINTR));
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4539
	__END_INTERRUPTABLE__
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4540
#endif /* UNIX */
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4541
	if (f == NULL) {
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4542
	    error = __mkSmallInteger(__threadErrno);
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4543
	} else {
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4544
	    if (@global(FileOpenTrace) == true) {
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4545
		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
  4546
	    }
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4547
	    fp = __MKFILEPOINTER(f); __INST(handle) = fp; __STORE(self, fp);
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4548
	    __INST(handleType) = @symbol(filePointer);
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4549
	    ok = true;
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4550
	}
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4551
    }
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4552
%}.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4553
    ok ifTrue:[
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4554
	position := 0.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4555
	Lobby register:self.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4556
	^ self.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4557
    ].
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4558
    error notNil ifTrue:[
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4559
	"
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4560
	 the open failed for some reason ...
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4561
	"
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4562
	lastErrorNumber := error.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4563
	self openError:error.
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4564
    ].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4565
    self primitiveFailed.
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4566
!
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
reOpen
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4569
    "USERS WILL NEVER INVOKE THIS METHOD
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4570
     sent after snapin to reopen streams.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4571
     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
  4572
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4573
    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
  4574
    handle := nil.
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4575
    Lobby unregister:self.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4576
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4577
    "Modified: 10.1.1997 / 17:50:44 / cg"
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4578
!
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4579
12398
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4580
setAccessor:what to:something
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4581
    "set the filePointer/fileHandle to the given one;
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4582
     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
  4583
     externally provided handle."
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4584
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4585
    handle := something.
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4586
    handleType := what.
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4587
!
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4588
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4589
setFileDescriptor:anInteger mode:openMode
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4590
    "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
  4591
     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
  4592
     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
  4593
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4594
    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
  4595
!
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4596
12398
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4597
setFileHandle:something
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4598
    "set the fileHandle to the given one;
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4599
     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
  4600
     externally provided file handle."
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4601
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4602
    self setAccessor:#fileHandle to:something
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4603
!
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4604
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4605
setFileHandle:anIntegerOrExternalAddress mode:openMode
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4606
    "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
  4607
     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
  4608
     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
  4609
     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
  4610
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4611
%{
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4612
    FILEPOINTER f;
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4613
    OBJ fp;
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4614
    FILE *fdopen();
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4615
    int fd;
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4616
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4617
    if (!__isStringLike(openMode))
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4618
	goto err;
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4619
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4620
#ifdef WIN32
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4621
    __stxWrapApiEnterCritical();
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4622
    if (__isExternalAddressLike(anIntegerOrExternalAddress) ) {
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4623
	HANDLE __fileHandle = (HANDLE)__externalAddressVal(anIntegerOrExternalAddress);
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4624
	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
  4625
	if (fd < 0) {
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4626
	    __stxWrapApiLeaveCritical();
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4627
	    CloseHandle(__fileHandle);
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4628
	    goto err;
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4629
	}
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4630
    } else
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4631
#endif
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4632
    if (__isSmallInteger(anIntegerOrExternalAddress)) {
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4633
	fd = __smallIntegerVal(anIntegerOrExternalAddress);
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4634
    } else {
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4635
#ifdef WIN32
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4636
	__stxWrapApiLeaveCritical();
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4637
#endif
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4638
	goto err;
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4639
    }
10997
8ec53332c725 _fdopen -> fdopen()
Stefan Vogel <sv@exept.de>
parents: 10995
diff changeset
  4640
    f = fdopen(fd, __stringVal(openMode));
12688
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4641
#ifdef WIN32
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4642
    __stxWrapApiLeaveCritical();
b429dc21d6b8 added: #openError:
Stefan Vogel <sv@exept.de>
parents: 12683
diff changeset
  4643
#endif
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4644
    if (f != NULL) {
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4645
	if (@global(FileOpenTrace) == true) {
15435
fc902ce16af0 typecasts in printf for 64bit
Claus Gittinger <cg@exept.de>
parents: 15361
diff changeset
  4646
	    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
  4647
	}
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4648
	fp = __MKFILEPOINTER(f); __INST(handle) = fp; __STORE(self, fp);
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4649
	__INST(handleType) = @symbol(filePointer);
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  4650
	RETURN (self);
10982
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4651
    }
11fd48c1276d New: #copy duplicates the underlying file descriptor resp. file handle
Stefan Vogel <sv@exept.de>
parents: 10932
diff changeset
  4652
err:;
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4653
%}.
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4654
    ^ self primitiveFailed
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4655
!
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
setFilePointer:something
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4658
    "set the filePointer to the given one;
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4659
     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
  4660
     externally provided file."
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4661
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4662
    self setAccessor:#filePointer to:something
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4663
!
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4664
12398
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4665
setLastError:aNumber
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  4666
    lastErrorNumber := aNumber
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4667
!
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
setSocketHandle:something
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4670
    "set the socketHandle to the given one;
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4671
     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
  4672
     externally provided socket handle."
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4673
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4674
    self setAccessor:#socketHandle to:something
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4675
! !
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4676
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4677
!ExternalStream methodsFor:'queries'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4678
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4679
nextError
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4680
    "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
  4681
     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
  4682
     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
  4683
     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
  4684
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4685
%{ /*NOCONTEXT*/
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4686
    FILEPOINTER f;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4687
    int ret, _buffered;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4688
    OBJ fp;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4689
    unsigned char ch;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4690
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4691
    if ((__INST(handleType) == nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4692
     || (__INST(handleType) == @symbol(filePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4693
     || (__INST(handleType) == @symbol(socketFilePointer))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4694
     || (__INST(handleType) == @symbol(socketHandle))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4695
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4696
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4697
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4698
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4699
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4700
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4701
            _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4702
            if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4703
                __READING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4704
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4705
            __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
  4706
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4707
            if (ret > 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4708
                RETURN(nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4709
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4710
            if (ret < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4711
                RETURN(__mkSmallInteger(__threadErrno));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4712
            } else /* ret == 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4713
                RETURN(__mkSmallInteger(0)); /* EOF */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4714
            }
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
%}.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4718
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4719
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4720
numAvailable
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4721
    "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
  4722
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4723
    |fd|
7804
7128efd3b504 isNonBlocking -> isBlocking
Claus Gittinger <cg@exept.de>
parents: 7801
diff changeset
  4724
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4725
    handle isNil ifTrue:[^ self errorNotOpen].
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4726
    mode == #writeonly ifTrue:[^ self errorWriteOnly].
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4727
    fd := self fileDescriptor.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4728
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
#ifdef WIN32
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4731
    int res = 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4732
    int success = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4733
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4734
    if (__INST(handleType) == @symbol(socketHandle)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4735
        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
  4736
    } else if (__INST(handleType) == @symbol(socketFilePointer)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4737
        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
  4738
    } else if (__INST(handleType) == @symbol(pipeFilePointer)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4739
        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
  4740
    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4741
    if (success) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4742
        if (__INST(readAhead) != nil) res++;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4743
        RETURN(__mkSmallInteger(res));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4744
    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4745
#endif
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4746
%}.
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
    ^ (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
  4749
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4750
    "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
  4751
    "Modified: / 4.2.1998 / 17:31:11 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4752
! !
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
!ExternalStream methodsFor:'reading'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4755
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4756
next
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4757
    "return the next element; advance read position.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4758
     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
  4759
     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
  4760
     - see #pastEndRead."
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  4761
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4762
    |c error|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  4763
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  4764
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4765
    int ret, _buffered;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4766
    OBJ pos, fp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4767
    unsigned char ch;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4768
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4769
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4770
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4771
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4772
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4773
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4774
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4775
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4776
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4777
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4778
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4779
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4780
            _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4781
            if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4782
                __READING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4783
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4784
            __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
  4785
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4786
            if (ret > 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4787
                pos = __INST(position);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4788
                if (__isSmallInteger(pos)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4789
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4790
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4791
                    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
  4792
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4793
                    __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
  4794
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4795
                if (__INST(binary) == true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4796
                    RETURN ( __mkSmallInteger(ch) );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4797
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4798
                RETURN ( __MKCHARACTER(ch) );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4799
            }
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
            __INST(position) = nil;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4802
            if (ret < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4803
                error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4804
            } else /* ret == 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4805
                __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4806
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4807
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4808
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4809
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  4810
    hitEOF == true ifTrue:[^ self pastEndRead].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4811
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4812
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4813
        ^ self readError:error
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4814
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4815
    handle isNil ifTrue:[^ self errorNotOpen].
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4816
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4817
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4818
    readAhead notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4819
        c := readAhead.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4820
        readAhead := nil.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4821
        ^ c.
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4822
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4823
    c := self nextByteFromFile:handle.
5430
7d0aa5fc6c22 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 5420
diff changeset
  4824
    c isNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4825
        ^ self pastEndRead.
5430
7d0aa5fc6c22 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 5420
diff changeset
  4826
    ].
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4827
    binary == true ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4828
        ^ c
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4829
    ].
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4830
    ^ Character value:c
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4831
!
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
next:count
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4834
    "return the next count elements of the stream as a collection.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4835
     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
  4836
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4837
    |coll nRead|
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4838
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4839
    binary ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4840
	coll := ByteArray uninitializedNew:count
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4841
    ] ifFalse:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4842
	coll := String new:count
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4843
    ].
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4844
    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
  4845
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4846
    "/ for readStream protocol compatibility,
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4847
    "/ we must raise an exception here.
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4848
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4849
    nRead < count ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4850
	^ self pastEndRead
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4851
    ].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4852
    ^ coll
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4853
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4854
    "Modified: 11.1.1997 / 17:44:17 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4855
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4856
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4857
nextOrNil
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4858
    "return the next element; advance read position.
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4859
     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
  4860
     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
  4861
     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
  4862
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4863
    |c error|
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4864
%{
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4865
    FILEPOINTER f;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4866
    int ret, _buffered;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4867
    OBJ pos, fp;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4868
    unsigned char ch;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4869
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4870
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4871
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4872
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4873
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4874
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4875
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4876
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4877
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4878
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4879
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4880
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4881
            _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4882
            if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4883
                __READING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4884
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4885
            __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
  4886
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4887
            if (ret > 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4888
                pos = __INST(position);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4889
                if (__isSmallInteger(pos)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4890
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4891
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4892
                    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
  4893
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4894
                    __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
  4895
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4896
                if (__INST(binary) == true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4897
                    RETURN ( __mkSmallInteger(ch) );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4898
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4899
                RETURN ( __MKCHARACTER(ch) );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4900
            }
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
            __INST(position) = nil;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4903
            if (ret < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4904
                error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4905
            } else /* ret == 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4906
                __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4907
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4908
        }
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4909
    }
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
    hitEOF == true ifTrue:[^ nil].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4912
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4913
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4914
        ^ self readError:error.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4915
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4916
    handle isNil ifTrue:[^ self errorNotOpen].
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4917
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4918
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4919
    readAhead notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4920
        c := readAhead.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4921
        readAhead := nil.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4922
        ^ c.
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4923
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4924
    c := self nextByteFromFile:handle.
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4925
    c isNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4926
        ^ nil.
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4927
    ].
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4928
    binary == true ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4929
        ^ c
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4930
    ].
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4931
    ^ Character value:c
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4932
!
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4933
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4934
peek
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4935
    "return the element to be read next without advancing read position.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4936
     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
  4937
     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
  4938
     - see #pastEndRead."
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4939
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4940
    |error|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  4941
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  4942
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4943
    unsigned char c;
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  4944
    int ret, _buffered;
216
a8abff749575 *** empty log message ***
claus
parents: 213
diff changeset
  4945
    OBJ fp;
3672
49dff0652a2c fixed readAhead in peek with non-binary mode
Claus Gittinger <cg@exept.de>
parents: 3569
diff changeset
  4946
    OBJ ra;
49dff0652a2c fixed readAhead in peek with non-binary mode
Claus Gittinger <cg@exept.de>
parents: 3569
diff changeset
  4947
49dff0652a2c fixed readAhead in peek with non-binary mode
Claus Gittinger <cg@exept.de>
parents: 3569
diff changeset
  4948
    if ((ra = __INST(readAhead)) != nil) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4949
        if (__INST(binary) == true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4950
            RETURN ( ra );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4951
        }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4952
        c = __intVal(ra);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4953
        RETURN ( __MKCHARACTER(c) );
3029
aa14768e0e6a larger lineBuffer in #nextLine
Claus Gittinger <cg@exept.de>
parents: 3016
diff changeset
  4954
    }
aa14768e0e6a larger lineBuffer in #nextLine
Claus Gittinger <cg@exept.de>
parents: 3016
diff changeset
  4955
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4956
    __INST(lastErrorNumber) = nil;
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  4957
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4958
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4959
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4960
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4961
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  4962
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4963
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4964
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4965
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4966
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4967
            _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4968
            if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4969
                __READING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4970
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4971
            __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
  4972
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4973
            if (ret > 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4974
                __UNGETC__(c, f, _buffered);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4975
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4976
                if (__INST(binary) == true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4977
                    RETURN ( __mkSmallInteger(c) );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4978
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4979
                RETURN ( __MKCHARACTER(c) );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4980
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4981
            if (ret < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4982
                error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4983
            } else /* ret == 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4984
                __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4985
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4986
        }
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  4987
    }
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  4988
%}.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4989
    hitEOF == true ifTrue:[^ self pastEndRead].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4990
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4991
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4992
        ^ self readError:error.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  4993
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  4994
    handle isNil ifTrue:[^ self errorNotOpen].
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4995
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4996
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4997
    readAhead isNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4998
        readAhead := self nextOrNil.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  4999
        readAhead isNil ifTrue:[
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5000
            ^ self pastEndRead.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5001
        ].
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5002
    ].
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5003
    ^ readAhead
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5004
!
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
peekOrNil
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5007
    "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
  5008
     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
  5009
     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
  5010
     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
  5011
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5012
    |error|
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5013
%{
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5014
    FILEPOINTER f;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5015
    unsigned char c;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5016
    int ret, _buffered;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5017
    OBJ fp;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5018
    OBJ ra;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5019
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5020
    if ((ra = __INST(readAhead)) != nil) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5021
        if (__INST(binary) == true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5022
            RETURN ( ra );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5023
        }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5024
        c = __intVal(ra);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5025
        RETURN ( __MKCHARACTER(c) );
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5026
    }
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
    __INST(lastErrorNumber) = nil;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5029
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5030
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5031
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5032
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5033
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5034
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5035
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5036
            && (__INST(mode) != @symbol(writeonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5037
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5038
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5039
            _buffered = (__INST(buffered) == true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5040
            if (_buffered) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5041
                __READING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5042
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5043
            __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
  5044
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5045
            if (ret > 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5046
                __UNGETC__(c, f, _buffered);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5047
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5048
                if (__INST(binary) == true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5049
                    RETURN ( __mkSmallInteger(c) );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5050
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5051
                RETURN ( __MKCHARACTER(c) );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5052
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5053
            if (ret < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5054
                error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5055
            } else /* ret == 0 */ {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5056
                __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5057
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5058
        }
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5059
    }
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
    hitEOF == true ifTrue:[^ nil].
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5062
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5063
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5064
        ^ self readError:error.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5065
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5066
    handle isNil ifTrue:[^ self errorNotOpen].
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5067
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5068
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5069
    readAhead isNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5070
        readAhead := self nextOrNil.
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5071
    ].
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5072
    ^ readAhead
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5073
!
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5074
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5075
upToEnd
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5076
    "return a collection of the elements up-to the end.
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5077
     Return nil if the stream-end is reached before."
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5078
6569
f8336e46ec9f Speedup #upToEnd
Stefan Vogel <sv@exept.de>
parents: 6563
diff changeset
  5079
    |answerStream buffer count|
f8336e46ec9f Speedup #upToEnd
Stefan Vogel <sv@exept.de>
parents: 6563
diff changeset
  5080
f8336e46ec9f Speedup #upToEnd
Stefan Vogel <sv@exept.de>
parents: 6563
diff changeset
  5081
    buffer := self contentsSpecies new:4096.
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5082
    [self atEnd] whileFalse:[
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5083
	count := self nextAvailableBytes:4096 into:buffer startingAt:1.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5084
	count ~~ 0 ifTrue:[
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5085
	    answerStream isNil ifTrue:[
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5086
		answerStream := WriteStream with:buffer.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5087
		answerStream position:count.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5088
		buffer := self contentsSpecies new:4096.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5089
	    ] ifFalse:[
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5090
		answerStream nextPutAll:buffer startingAt:1 to:count.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5091
	    ].
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5092
	].
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5093
    ].
6758
bc933037a1dc oops - upToEnd failed if already at the end
Claus Gittinger <cg@exept.de>
parents: 6661
diff changeset
  5094
    answerStream isNil ifTrue:[^ self contentsSpecies new].
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5095
    ^ answerStream contents
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5096
7054
685d359f9847 code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents: 7053
diff changeset
  5097
    "
685d359f9847 code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents: 7053
diff changeset
  5098
     ('smalltalk.rc' asFilename readStream upToEnd)
685d359f9847 code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents: 7053
diff changeset
  5099
     =
685d359f9847 code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents: 7053
diff changeset
  5100
     ('smalltalk.rc' asFilename readStream contentsOfEntireFile)
685d359f9847 code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents: 7053
diff changeset
  5101
    "
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5102
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5103
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5104
!ExternalStream methodsFor:'rel5 protocol'!
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5105
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5106
atEndFile:handle
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5107
    "for migration to rel5 only"
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5108
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5109
    self primitiveFailed
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5110
!
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5111
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5112
nextByteFromFile:handle
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5113
    "for migration to rel5 only"
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5114
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5115
    self primitiveFailed
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5116
!
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5117
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5118
nextPutByte:aByte toFile:handle
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5119
    "for migration to rel5 only"
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5120
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5121
    self primitiveFailed
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5122
! !
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5123
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5124
!ExternalStream methodsFor:'testing'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5125
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5126
atEnd
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5127
    "return true, if position is at end"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5128
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  5129
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  5130
    FILEPOINTER f;
7875
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  5131
    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
  5132
    char c;
2861
c098e5766682 Fix #atEnd: for signed chars.
Stefan Vogel <sv@exept.de>
parents: 2854
diff changeset
  5133
    int ret, _buffered;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5134
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5135
    if (__INST(hitEOF) == true) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5136
        RETURN (true);
3906
7f2d4a3b63e2 oops - readLimit was not handled in #atEnd
Claus Gittinger <cg@exept.de>
parents: 3878
diff changeset
  5137
    }
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5138
    pos = __INST(position);
7875
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  5139
    lim = __INST(readLimit);
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  5140
    if (lim != nil) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5141
        off_t _pos, _readLimit;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5142
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5143
        _pos = __signedLongIntVal(pos);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5144
        _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
  5145
        _readLimit = __signedLongIntVal(lim);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5146
        if (_pos > _readLimit) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5147
            RETURN (true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5148
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5149
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5150
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5151
    __INST(lastErrorNumber) = nil;
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5152
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5153
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5154
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5155
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5156
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5157
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5158
        if ((fp = __INST(handle)) != nil) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5159
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5160
            if (_buffered = (__INST(buffered) == true)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5161
                __READING__(f);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5162
            } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5163
                if (__INST(readAhead) != nil) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5164
                    RETURN (false);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5165
                }
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
             * read ahead ...
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5170
             */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5171
            do {
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5172
#ifdef WIN32
10339
972d0164125a *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10328
diff changeset
  5173
# if 1
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5174
                __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
  5175
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5176
# else
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5177
                __BEGIN_INTERRUPTABLE__
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5178
                __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
  5179
                __END_INTERRUPTABLE__
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5180
# endif
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5181
#else /* not WIN32 */
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5182
                __BEGIN_INTERRUPTABLE__
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5183
                __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
  5184
                __END_INTERRUPTABLE__
4914
Claus Gittinger <cg@exept.de>
parents: 4913
diff changeset
  5185
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5186
            } 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
  5187
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  5188
#if defined(WIN32) && defined(EPIPE)
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5189
            if (ret < 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5190
                if (__threadErrno == EPIPE) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5191
                    ret = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5192
                    __threadErrno = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5193
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5194
                if (__threadErrno == 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5195
                    ret = 0;   /* how comes ? */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5196
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5197
            }
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  5198
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5199
            if (ret > 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5200
                __UNGETC__(c&0xff, f, _buffered);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5201
                RETURN (false);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5202
            }
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
            if (ret == 0) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5205
                __INST(hitEOF) = true;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5206
                RETURN (true);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5207
            }
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
            /* ret < 0 */
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5210
            __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5211
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5212
    }
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
    lastErrorNumber notNil ifTrue:[^ self readError].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5215
    handle isNil ifTrue:[^ self errorNotOpen].
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5216
    mode == #writeonly ifTrue:[^ self errorWriteOnly].
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5217
    readAhead notNil ifTrue:[^ false].
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5218
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5219
    "/ migration support
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5220
    ^ self
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5221
        atEndFile:handle
3906
7f2d4a3b63e2 oops - readLimit was not handled in #atEnd
Claus Gittinger <cg@exept.de>
parents: 3878
diff changeset
  5222
7f2d4a3b63e2 oops - readLimit was not handled in #atEnd
Claus Gittinger <cg@exept.de>
parents: 3878
diff changeset
  5223
    "Modified: / 30.10.1998 / 20:16:06 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5224
!
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
canReadWithoutBlocking
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5227
    "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
  5228
     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
  5229
     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
  5230
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5231
    ^ readAhead notNil
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5232
	or:[handle isNil]
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5233
	or:[mode == #writeonly
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5234
	or:[OperatingSystem readCheck:self fileDescriptor]]
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5235
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
     |pipe|
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5238
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5239
     pipe := PipeStream readingFrom:'(sleep 10; echo hello)'.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5240
     pipe canReadWithoutBlocking ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5241
	 Transcript showCR:'data available'
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5242
     ] ifFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5243
	 Transcript showCR:'no data available'
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5244
     ].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5245
     pipe close
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5246
    "
2986
c6957cf6128f Handle readAhead in #canReadWithoutBlocking
Stefan Vogel <sv@exept.de>
parents: 2963
diff changeset
  5247
c6957cf6128f Handle readAhead in #canReadWithoutBlocking
Stefan Vogel <sv@exept.de>
parents: 2963
diff changeset
  5248
    "Modified: 25.9.1997 / 13:08:45 / stefan"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5249
!
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
canWriteWithoutBlocking
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5252
    "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
  5253
     (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
  5254
     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
  5255
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5256
    ^ handle isNil
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5257
	or:[mode == #readonly
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5258
	or:[OperatingSystem writeCheck:self fileDescriptor]]
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  5259
!
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  5260
10995
94ed80f3bfc7 changed #gotErrorOrEOF
sr
parents: 10989
diff changeset
  5261
gotErrorOrEOF
94ed80f3bfc7 changed #gotErrorOrEOF
sr
parents: 10989
diff changeset
  5262
    "answerv true, if amn error or eof has been occured on the stream"
94ed80f3bfc7 changed #gotErrorOrEOF
sr
parents: 10989
diff changeset
  5263
94ed80f3bfc7 changed #gotErrorOrEOF
sr
parents: 10989
diff changeset
  5264
    ^ hitEOF == true or:[lastErrorNumber notNil]
94ed80f3bfc7 changed #gotErrorOrEOF
sr
parents: 10989
diff changeset
  5265
!
94ed80f3bfc7 changed #gotErrorOrEOF
sr
parents: 10989
diff changeset
  5266
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5267
isBinary
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5268
    "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
  5269
     The default when created is false."
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5270
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5271
    ^ binary
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  5272
!
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  5273
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5274
isBlocking
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5275
    "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
  5276
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5277
    handle isNil ifTrue:[^ self errorNotOpen].
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5278
    ^ OperatingSystem isBlockingOn:self fileDescriptor
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5279
!
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
isExternalStream
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5282
    "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
  5283
     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
  5284
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5285
    ^ true
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5286
!
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
isOpen
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5289
    "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
  5290
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5291
    ^ handle notNil
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5292
!
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
isReadable
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5295
    "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
  5296
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5297
    ^ (mode ~~ #writeonly)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5298
!
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
isWritable
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5301
    "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
  5302
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5303
    ^ (mode ~~ #readonly)
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5304
! !
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
!ExternalStream methodsFor:'waiting for I/O'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5307
5101
901c91d6dd50 support to poll write-fds
Claus Gittinger <cg@exept.de>
parents: 4968
diff changeset
  5308
canBeSelected
901c91d6dd50 support to poll write-fds
Claus Gittinger <cg@exept.de>
parents: 4968
diff changeset
  5309
    "return true, if this stream can be selected upon"
901c91d6dd50 support to poll write-fds
Claus Gittinger <cg@exept.de>
parents: 4968
diff changeset
  5310
901c91d6dd50 support to poll write-fds
Claus Gittinger <cg@exept.de>
parents: 4968
diff changeset
  5311
    ^ OperatingSystem supportsSelect
901c91d6dd50 support to poll write-fds
Claus Gittinger <cg@exept.de>
parents: 4968
diff changeset
  5312
!
901c91d6dd50 support to poll write-fds
Claus Gittinger <cg@exept.de>
parents: 4968
diff changeset
  5313
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5314
readWaitWithTimeoutMs:timeout
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5315
    "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
  5316
     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
  5317
     If data is already available, return immediate.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5318
     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
  5319
     The other threads are not affected by the wait."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5320
16480
2b0c4915f31d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16463
diff changeset
  5321
    |fd inputSema hasTimedout wasBlocked|
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5322
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  5323
    readAhead notNil ifTrue:[^ false].
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  5324
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5325
    handle isNil ifTrue:[^ self errorNotOpen].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5326
    mode == #writeonly ifTrue:[^ self errorWriteOnly].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5327
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5328
    fd := self fileDescriptor.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5329
    (OperatingSystem readCheck:fd) ifTrue:[^ false].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5330
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5331
    wasBlocked := OperatingSystem blockInterrupts.
16463
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5332
    inputSema := Semaphore new name:'readWait'.
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5333
    [
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5334
        timeout notNil ifTrue:[
16480
2b0c4915f31d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16463
diff changeset
  5335
            Processor signal:inputSema afterMilliseconds:timeout.
16463
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5336
        ].
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5337
        Processor signal:inputSema onInput:fd.
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5338
        Processor activeProcess state:#ioWait.
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5339
        inputSema wait.
16480
2b0c4915f31d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16463
diff changeset
  5340
        hasTimedout := timeout notNil and:[(OperatingSystem readCheck:fd) not].
16463
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5341
    ] ifCurtailed:[
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5342
        Processor disableSemaphore:inputSema.
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5343
        wasBlocked ifFalse:[OperatingSystem unblockInterrupts].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5344
    ].
16480
2b0c4915f31d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16463
diff changeset
  5345
    timeout notNil ifTrue:[
2b0c4915f31d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16463
diff changeset
  5346
        Processor disableSemaphore:inputSema.
2b0c4915f31d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16463
diff changeset
  5347
    ].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5348
    wasBlocked ifFalse:[OperatingSystem unblockInterrupts].
16480
2b0c4915f31d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16463
diff changeset
  5349
    ^ hasTimedout
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5350
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5351
3490
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5352
readWriteWaitWithTimeoutMs:timeout
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5353
    "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
  5354
     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
  5355
     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
  5356
     Return immediate if the receiver is already ready.
5506
ffa0d32f4a51 Comment
Stefan Vogel <sv@exept.de>
parents: 5494
diff changeset
  5357
     The other threads are not affected by the wait."
3490
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5358
16480
2b0c4915f31d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16463
diff changeset
  5359
    |fd sema hasTimedout wasBlocked|
3490
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5360
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5361
    handle isNil ifTrue:[
16463
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5362
        ^ self errorNotOpen
3490
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5363
    ].
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5364
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5365
    fd := self fileDescriptor.
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5366
    (OperatingSystem readWriteCheck:fd) ifTrue:[^ false].
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5367
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5368
    wasBlocked := OperatingSystem blockInterrupts.
16463
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5369
    sema := Semaphore new name:'readWriteWait'.
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5370
    [
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5371
        timeout notNil ifTrue:[
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5372
            Processor signal:sema afterMilliseconds:timeout
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5373
        ].
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5374
        Processor signal:sema onOutput:fd.
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5375
        Processor signal:sema onInput:fd.
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5376
        Processor activeProcess state:#ioWait.
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5377
        sema wait.
16480
2b0c4915f31d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16463
diff changeset
  5378
        hasTimedout := timeout notNil and:[(OperatingSystem readWriteCheck:fd) not].
16463
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5379
    ] ifCurtailed:[
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5380
        Processor disableSemaphore:sema.
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5381
        wasBlocked ifFalse:[OperatingSystem unblockInterrupts].
3490
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5382
    ].
16480
2b0c4915f31d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16463
diff changeset
  5383
    timeout notNil ifTrue:[
2b0c4915f31d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16463
diff changeset
  5384
        Processor disableSemaphore:sema.
2b0c4915f31d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16463
diff changeset
  5385
    ].
3490
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5386
    wasBlocked ifFalse:[OperatingSystem unblockInterrupts].
16480
2b0c4915f31d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16463
diff changeset
  5387
    ^ hasTimedout
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
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5390
writeWaitWithTimeoutMs:timeout
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5391
    "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
  5392
     becomes ready for writing or a timeout (in milliseconds) expired.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5393
     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
  5394
     Return immediate if the receiver is already ready.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5395
     The other threads are not affected by the wait."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5396
16480
2b0c4915f31d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16463
diff changeset
  5397
    |fd outputSema hasTimedout wasBlocked|
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5398
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5399
    handle isNil ifTrue:[
16463
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5400
        ^ self errorNotOpen
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5401
    ].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5402
    mode == #readonly ifTrue:[
16463
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5403
        ^ self errorReadOnly
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
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5406
    fd := self fileDescriptor.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5407
    (OperatingSystem writeCheck:fd) ifTrue:[^ false].
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
    wasBlocked := OperatingSystem blockInterrupts.
16463
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5410
    outputSema := Semaphore new name:'writeWait'.
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5411
    [
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5412
        timeout notNil ifTrue:[
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5413
            Processor signal:outputSema afterMilliseconds:timeout
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5414
        ].
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5415
        Processor signal:outputSema onOutput:fd.
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5416
        Processor activeProcess state:#ioWait.
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5417
        outputSema wait.
16480
2b0c4915f31d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16463
diff changeset
  5418
        hasTimedout := timeout notNil and:[(OperatingSystem writeCheck:fd) not].
16463
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5419
    ] ifCurtailed:[
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5420
        Processor disableSemaphore:outputSema.
2b3728727f5e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16373
diff changeset
  5421
        wasBlocked ifFalse:[OperatingSystem unblockInterrupts].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5422
    ].
16480
2b0c4915f31d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16463
diff changeset
  5423
    timeout notNil ifTrue:[
2b0c4915f31d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16463
diff changeset
  5424
        Processor disableSemaphore:outputSema.
2b0c4915f31d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16463
diff changeset
  5425
    ].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5426
    wasBlocked ifFalse:[OperatingSystem unblockInterrupts].
16480
2b0c4915f31d class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16463
diff changeset
  5427
    ^ hasTimedout
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5428
! !
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
!ExternalStream methodsFor:'writing'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5431
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5432
cr
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5433
    "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
  5434
     reimplemented for speed"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5435
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  5436
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  5437
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5438
    int len, cnt, _buffered;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5439
    OBJ fp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5440
    char *cp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5441
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5442
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5443
     || (__INST(handleType) == @symbol(filePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5444
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5445
     || (__INST(handleType) == @symbol(socketFilePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5446
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5447
        __INST(lastErrorNumber) = nil;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5448
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5449
            && (__INST(mode) != @symbol(readonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5450
            && (__INST(binary) != true)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5451
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5452
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5453
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5454
            if (_buffered = (__INST(buffered) == true)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5455
                __WRITING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5456
            }
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
                OBJ mode = __INST(eolMode);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5459
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5460
                if (mode == @symbol(cr)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5461
                    cp = "\r"; len = 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5462
                } else if (mode == @symbol(crlf)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5463
                    cp = "\r\n"; len = 2;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5464
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5465
                    cp = "\n"; len = 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5466
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5467
            }
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5468
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5469
            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
  5470
                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
  5471
            } else
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5472
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5473
            {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5474
                __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
  5475
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5476
            if (cnt == len) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5477
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5478
                    INT np = __intVal(__INST(position)) + len;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5479
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5480
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5481
                    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
  5482
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5483
                    __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
  5484
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5485
                RETURN ( self );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5486
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5487
            __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5488
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5489
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5490
%}.
2326
01fa309e48d9 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 2325
diff changeset
  5491
    lastErrorNumber notNil ifTrue:[self writeError. ^ self].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5492
    handle isNil ifTrue:[self errorNotOpen. ^ self].
2326
01fa309e48d9 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 2325
diff changeset
  5493
    (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
5414
8557e4e71e51 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 5323
diff changeset
  5494
    (binary==true) ifTrue:[self errorBinary. ^ self].
8557e4e71e51 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 5323
diff changeset
  5495
8557e4e71e51 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 5323
diff changeset
  5496
    (eolMode == #cr) ifTrue:[self nextPut:(Character return). ^ self].
8557e4e71e51 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 5323
diff changeset
  5497
    (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
  5498
    self nextPut:(Character return).
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5499
    self nextPut:(Character nl).
5414
8557e4e71e51 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 5323
diff changeset
  5500
    ^ self
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5501
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5502
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5503
flush
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5504
    "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
  5505
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5506
%{
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5507
    OBJ fp;
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5508
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5509
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5510
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5511
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5512
     || (__INST(handleType) == @symbol(socketFilePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5513
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5514
	if ((fp = __INST(handle)) != nil) {
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5515
	    if (__INST(mode) != @symbol(readonly)) {
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5516
		if (__INST(buffered) == true) {
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5517
		    FILEPOINTER f = __FILEVal(fp);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5518
#ifdef WIN32
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5519
		    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5520
			__win32_fflush(f);
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5521
		    } else {
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5522
			int rslt;
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5523
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5524
			do {
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5525
			    __threadErrno = 0;
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5526
			    rslt = __STX_C_CALL1("fflush", fflush, f);
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5527
			} while((rslt < 0) && (__threadErrno == EINTR));
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5528
		    }
12678
662465401b77 changed:
Stefan Vogel <sv@exept.de>
parents: 12674
diff changeset
  5529
#else /* ! WIN32 */
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5530
		    __BEGIN_INTERRUPTABLE__
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5531
		    FFLUSH(f);
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5532
		    __END_INTERRUPTABLE__
12678
662465401b77 changed:
Stefan Vogel <sv@exept.de>
parents: 12674
diff changeset
  5533
#endif /* ! WIN32 */
14068
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5534
		}
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5535
	    }
46a8289bf92a pass linenr to dumpObject
Claus Gittinger <cg@exept.de>
parents: 13940
diff changeset
  5536
	}
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5537
    }
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5538
%}
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5539
!
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5540
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5541
nextPut:aCharacter
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5542
    "write the argument, aCharacter - return nil if failed, self if ok.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5543
     Only single-byte characters are currently supported"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5544
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5545
    |error|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  5546
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  5547
    FILEPOINTER f;
8209
908ba4b9543e check for written characters to be in 00..FF
Claus Gittinger <cg@exept.de>
parents: 8074
diff changeset
  5548
    unsigned codePoint;
908ba4b9543e check for written characters to be in 00..FF
Claus Gittinger <cg@exept.de>
parents: 8074
diff changeset
  5549
    unsigned char c;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5550
    int cnt, _buffered;
7875
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  5551
    OBJ fp;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5552
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5553
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5554
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5555
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5556
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5557
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5558
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5559
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5560
            && (__INST(mode) != @symbol(readonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5561
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5562
            if (__INST(binary) != true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5563
                if (__isCharacter(aCharacter)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5564
                    codePoint = __intVal(__characterVal(aCharacter));
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5565
                    if (codePoint <= 0xFF) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5566
                        c = codePoint;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5567
    doWrite:
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5568
                        f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5569
                        if (! f) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5570
                            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
  5571
                            __INST(handle) = nil;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5572
                            goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5573
                        }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5574
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5575
                        if (_buffered = (__INST(buffered) == true)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5576
                            __WRITING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5577
                        }
9053
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  5578
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5579
                        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
  5580
                            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
  5581
                        } else
9053
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  5582
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5583
                        __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
  5584
                        if (cnt == 1) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5585
                            if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5586
                                INT np = __intVal(__INST(position)) + 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5587
                                OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5588
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5589
                                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
  5590
                            } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5591
                                __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
  5592
                            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5593
                            RETURN ( self );
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5594
                        }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5595
                        error = __mkSmallInteger(__threadErrno);
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
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5598
            } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5599
                if (__isSmallInteger(aCharacter)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5600
                    c = __intVal(aCharacter);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5601
                    goto doWrite;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5602
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5603
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5604
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5605
    }
7737
616d849b7838 fileHandle check
Claus Gittinger <cg@exept.de>
parents: 7700
diff changeset
  5606
out: ;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5607
%}.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5608
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5609
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5610
        self writeError:error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5611
        ^ self
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5612
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5613
    handle isNil ifTrue:[self errorNotOpen. ^ self].
2331
d6ddf452adc9 return codes in error cases
Claus Gittinger <cg@exept.de>
parents: 2326
diff changeset
  5614
    (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
5417
0478ac31e042 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 5414
diff changeset
  5615
    binary == true ifFalse:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5616
        (aCharacter isCharacter not
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5617
        or:[aCharacter codePoint > 16rFF]) ifTrue:[
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5618
            self argumentMustBeCharacter.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5619
            ^ self.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5620
        ].
5417
0478ac31e042 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 5414
diff changeset
  5621
    ] ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5622
        aCharacter isInteger ifFalse:[
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5623
            self argumentMustBeInteger.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5624
            ^ self.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5625
        ].
5417
0478ac31e042 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 5414
diff changeset
  5626
    ].
0478ac31e042 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 5414
diff changeset
  5627
    "/ migration support
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5628
    self
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5629
        nextPutByte:aCharacter asInteger
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5630
        toFile:handle
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5631
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5632
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5633
nextPutAll:aCollection
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5634
    "write all elements of the argument, aCollection.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5635
     Reimplemented for speed when writing strings or byteArrays.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5636
     For others, falls back to general method in superclass."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5637
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5638
    |error|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  5639
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  5640
    FILEPOINTER f;
14644
e5f19ef20dcd mingw changes
Claus Gittinger <cg@exept.de>
parents: 14632
diff changeset
  5641
    INT len, cnt;
7875
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  5642
    OBJ fp;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5643
    int _buffered;
14644
e5f19ef20dcd mingw changes
Claus Gittinger <cg@exept.de>
parents: 14632
diff changeset
  5644
    INT o_offs;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5645
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5646
    __INST(lastErrorNumber) = nil;
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5647
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5648
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5649
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5650
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5651
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5652
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5653
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5654
            && (__INST(mode) != @symbol(readonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5655
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5656
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5657
            if (! f) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5658
                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
  5659
                __INST(handle) = nil;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5660
                goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5661
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5662
            if (_buffered = (__INST(buffered) == true)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5663
                __WRITING__(f)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5664
            }
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 (__isStringLike(aCollection)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5667
                len = __stringSize(aCollection);
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  5668
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5669
                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
  5670
                    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
  5671
                } else
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  5672
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5673
                {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5674
                    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
  5675
                    __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
  5676
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5677
            } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5678
                if (__INST(binary) == true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5679
                    INT offs;
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
                    if (__isByteArrayLike(aCollection)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5682
                        offs = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5683
                        len = __byteArraySize(aCollection);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5684
                    } else if (__isBytes(aCollection)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5685
                        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
  5686
                        len = __byteArraySize(aCollection) - offs;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5687
                    } else
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5688
                        goto out;
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5689
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5690
                    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
  5691
                        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
  5692
                    } else
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5693
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5694
                    {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5695
                        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
  5696
                        o_offs += offs;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5697
                        __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
  5698
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5699
                } else
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5700
                    goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5701
            }
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
            if (cnt == len) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5704
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5705
                    INT np = __intVal(__INST(position)) + len;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5706
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5707
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5708
                    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
  5709
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5710
                    __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
  5711
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5712
                RETURN (self);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5713
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5714
            error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5715
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5716
    }
1478
aae07192b7d1 labels in empty statements need a semi
Claus Gittinger <cg@exept.de>
parents: 1469
diff changeset
  5717
out: ;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5718
%}.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5719
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5720
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5721
        self writeError:error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5722
        ^ self
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5723
    ].
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5724
    handle isNil ifTrue:[self errorNotOpen. ^ self].
2331
d6ddf452adc9 return codes in error cases
Claus Gittinger <cg@exept.de>
parents: 2326
diff changeset
  5725
    (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5726
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5727
    ^ super nextPutAll:aCollection
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5728
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5729
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5730
nextPutAll:aCollection startingAt:start to:stop
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5731
    "write a range of elements of the argument, aCollection.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5732
     Reimplemented for speed when writing strings or byteArrays.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5733
     For others, falls back to general method in superclass."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5734
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5735
     |error|
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5736
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  5737
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  5738
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5739
    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
  5740
    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
  5741
    int o_offs;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5742
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5743
    __INST(lastErrorNumber) = nil;
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5744
    if ((__INST(handleType) == nil)
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5745
     || (__INST(handleType) == @symbol(filePointer))
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5746
     || (__INST(handleType) == @symbol(socketFilePointer))
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5747
     || (__INST(handleType) == @symbol(socketHandle))
12548
6a2abe88a7a2 handleTypes
Claus Gittinger <cg@exept.de>
parents: 12460
diff changeset
  5748
     || (__INST(handleType) == @symbol(pipeFilePointer))) {
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5749
        if (((fp = __INST(handle)) != nil)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5750
            && (__INST(mode) != @symbol(readonly))
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5751
            && __bothSmallInteger(start, stop)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5752
        ) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5753
            f = __FILEVal(fp);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5754
            if (_buffered = (__INST(buffered) == true)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5755
                __WRITING__(f)
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
            iStart = __intVal(start);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5758
            iStop = __intVal(stop);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5759
            if ((iStart < 1) || (iStop < iStart)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5760
                RETURN(self);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5761
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5762
            if (__isStringLike(aCollection)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5763
                len = __stringSize(aCollection);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5764
                if (iStop > len) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5765
                    RETURN(self);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5766
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5767
                if (iStop > len)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5768
                    iStop = len;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5769
                len = iStop - iStart + 1;
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  5770
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5771
                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
  5772
                    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
  5773
                } else
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  5774
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5775
                {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5776
                    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
  5777
                    __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
  5778
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5779
            } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5780
                if (__INST(binary) == true) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5781
                    int offs;
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
                    if (__isByteArrayLike(aCollection)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5784
                        offs = 0;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5785
                        len = __byteArraySize(aCollection);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5786
                    } else if (__isBytes(aCollection)) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5787
                        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
  5788
                        len = __byteArraySize(aCollection) - offs;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5789
                    } else
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5790
                        goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5791
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5792
                    if (iStop > len) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5793
                        RETURN(self);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5794
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5795
                    if (iStop > len)
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5796
                        iStop = len;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5797
                    len = iStop - iStart + 1;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5798
                    offs += iStart - 1;
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5799
#ifdef WIN32
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5800
                    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
  5801
                        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
  5802
                    } else
12395
1db7ea277c93 filePointer -> handle migration
Claus Gittinger <cg@exept.de>
parents: 11751
diff changeset
  5803
#endif
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5804
                    {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5805
                        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
  5806
                        __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
  5807
                    }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5808
                } else
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5809
                    goto out;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5810
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5811
            if (cnt == len) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5812
                if (__isSmallInteger(__INST(position))) {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5813
                    INT np = __intVal(__INST(position)) + len;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5814
                    OBJ t;
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5815
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5816
                    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
  5817
                } else {
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5818
                    __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
  5819
                }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5820
                RETURN (self);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5821
            }
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5822
            error = __mkSmallInteger(__threadErrno);
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5823
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5824
    }
1478
aae07192b7d1 labels in empty statements need a semi
Claus Gittinger <cg@exept.de>
parents: 1469
diff changeset
  5825
out: ;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5826
%}.
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5827
    error notNil ifTrue:[
16368
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5828
        lastErrorNumber := error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5829
        self writeError:error.
1efe4d36fd3f Win32 sockets use handles instead of file pointers
Stefan Vogel <sv@exept.de>
parents: 16308
diff changeset
  5830
        ^ self
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5831
    ].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5832
    ^ super nextPutAll:aCollection startingAt:start to:stop
14662
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5833
!
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5834
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5835
nextPutAllUnicode:aString
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5836
    "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
  5837
     This is needed, so that you can do ('something' asUnicode16String errorPrintCR)"
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
    aString do:[:eachCharacter|
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5840
	self nextPutUtf8:eachCharacter.
14662
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5841
    ].
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
    "
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5844
	'Bönnigheim' asUnicode16String errorPrintCR
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
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5848
nextPutUnicode:aCharacter
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5849
    "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
  5850
adb9b387538e class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 14644
diff changeset
  5851
    self nextPutUtf8:aCharacter.
15655
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5852
!
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5853
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5854
nextPutUtf16:aCharacter
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5855
    "append my UTF-16 representation to the argument, aStream.
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5856
     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
  5857
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5858
    |codePoint|
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5859
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5860
    codePoint := aCharacter codePoint.
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5861
    (codePoint <= 16rD7FF
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5862
      or:[codePoint >= 16rE000 and:[codePoint <= 16rFFFF]]) ifTrue:[
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5863
	self nextPutShort:codePoint MSB:true.
15655
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5864
    ] ifFalse:[codePoint <= 16r10FFFF ifTrue:[
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5865
	|highBits lowBits|
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5866
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5867
	codePoint := codePoint - 16r100000.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5868
	highBits := codePoint bitShift:-10.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5869
	lowBits := codePoint bitAnd:16r3FF.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5870
	self nextPutShort:highBits+16rD800 MSB:true.
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5871
	self nextPutShort:lowBits+16rDC00 MSB:true.
15655
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5872
    ] ifFalse:[
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5873
	EncodingError raiseWith:aCharacter errorString:'Character cannot be encoded as UTF-16'.
15655
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5874
    ]].
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5875
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5876
    "
16296
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5877
	(FileStream newTemporary
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5878
	    nextPutUtf16:$B;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5879
	    nextPutUtf16:$Ä;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5880
	    nextPutUtf16:(Character codePoint:16r10CCCC);
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5881
	    reset;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5882
	    binary;
f8548919e174 Fix error handling.
Stefan Vogel <sv@exept.de>
parents: 15994
diff changeset
  5883
	    contents)
15655
a044910b6f38 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 15619
diff changeset
  5884
    "
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5885
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5886
2045
1ad17ca6520f fall back to super>>nextPutLine: if argument is not a string.
Claus Gittinger <cg@exept.de>
parents: 2044
diff changeset
  5887
!ExternalStream class methodsFor:'documentation'!
730
62643519bf68 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 711
diff changeset
  5888
62643519bf68 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 711
diff changeset
  5889
version
16491
e0d1851e8511 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16480
diff changeset
  5890
    ^ '$Header: /cvs/stx/stx/libbasic/ExternalStream.st,v 1.389 2014-05-26 18:25:27 stefan Exp $'
12398
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  5891
!
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  5892
7243f8014d98 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 12395
diff changeset
  5893
version_CVS
16491
e0d1851e8511 class: ExternalStream
Stefan Vogel <sv@exept.de>
parents: 16480
diff changeset
  5894
    ^ '$Header: /cvs/stx/stx/libbasic/ExternalStream.st,v 1.389 2014-05-26 18:25:27 stefan Exp $'
730
62643519bf68 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 711
diff changeset
  5895
! !
6804
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  5896
14603
f73f90e25023 class: ExternalStream
Claus Gittinger <cg@exept.de>
parents: 14518
diff changeset
  5897
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5898
ExternalStream initialize!