ExternalStream.st
author Stefan Vogel <sv@exept.de>
Wed, 24 Jan 2007 17:57:22 +0100
changeset 10361 ee6a8af317ce
parent 10352 f2e9bb8906db
child 10450 bb40b56ed6b6
permissions -rw-r--r--
Disable methods, that were "reimplemented for speed"
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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:'filePointer 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 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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# define NOATOM
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# define NOGDICAPMASKS
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# define NOMETAFILE
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# define NOMINMAX
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//#d efine 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 <winsock.h> /* */
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# if !defined(__BORLANDC__)
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#  define stat _stat
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# endif
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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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# define INT    int
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# define UINT   uint
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# define off_t  long
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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 __HANDLEVal(o)         (HFILE)(__externalAddressVal(o))
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int _rtl_read();
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int _rtl_write();
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int _rtl_read();
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int _rtl_write();
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# ifdef __BORLANDC__
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#  define READ(ret,f, cp, n) \
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      { int __res;\
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        HANDLE h; \
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        h = _get_osfhandle(fileno(f)); \
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        if (ioctlsocket((SOCKET)h,FIONREAD,&__res)==0) \
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          (ret) = __STX_WSA_NOINT_CALL4("recv", recv, h, (cp), (n), 0);\
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        else \
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          (ret) = __STX_C_NOINT_CALL3("_rtl_read", _rtl_read, fileno(f), (cp), (n));\
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      }
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#  define WRITE(ret,f, cp, n) \
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      { int __res;\
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        HANDLE h; \
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        h = _get_osfhandle(fileno(f)); \
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        if (ioctlsocket((SOCKET)h,FIONREAD,&__res)==0) \
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          (ret) = __STX_WSA_NOINT_CALL4("send", send, h, (cp), (n), 0);\
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        else \
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          (ret) = __STX_C_NOINT_CALL3("_rtl_write", _rtl_write, fileno(f), (cp), (n));\
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      }
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# else /* MSC */
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#  define READ(ret,f, cp, n) \
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      { int __res;\
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        HANDLE h; \
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        h = _get_osfhandle(fileno(f)); \
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        if (ioctlsocket((SOCKET)h,FIONREAD,&__res)==0) \
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          (ret) = __STX_WSA_NOINT_CALL4("recv", recv, h, (cp), (n), 0);\
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        else { \
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          (ret) = __STX_API_NOINT_CALL5("ReadFile", ReadFile, h, (cp), (n), &__res, 0);\
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          if (ret) \
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            ret = __res; \
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        } \
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      }
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#  define WRITE(ret,f, cp, n) \
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      { int __res;\
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        HANDLE h; \
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        h = _get_osfhandle(fileno(f)); \
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        if (ioctlsocket((SOCKET)h,FIONREAD,&__res)==0) \
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          (ret) = __STX_WSA_NOINT_CALL4("send", send, h, (cp), (n), 0);\
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        else {\
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          (ret) = __STX_API_NOINT_CALL5("WriteFile", WriteFile, h, (cp), (n), &__res, 0);\
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          if (ret) \
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            ret = __res; \
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        } \
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      }
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# endif /* MSC */
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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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   277
    }
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parents: 213
diff changeset
   278
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   279
# define __WRITING__(f)                          \
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
   280
    if ((__INST(didWrite) != true)               \
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
   281
     && (__INST(mode) == @symbol(readwrite))) {  \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   282
        __INST(didWrite) = true;                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   283
        OPT_FSEEK(f, 0L, SEEK_CUR); /* needed in stdio */  \
216
a8abff749575 *** empty log message ***
claus
parents: 213
diff changeset
   284
    }
a8abff749575 *** empty log message ***
claus
parents: 213
diff changeset
   285
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   286
# define __UNGETC__(c, f, isBuffered)                   \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   287
    if (isBuffered) {                                   \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   288
        ungetc((c), (f));                               \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   289
    } else {                                            \
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
   290
      __INST(readAhead) = __mkSmallInteger((c));            \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   291
    }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   292
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   293
# define __READBYTE__(ret, f, buf, isBuffered)          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   294
    if (isBuffered) {                                   \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   295
        for (;;) {                                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   296
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   297
            (ret) = getc(f);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   298
            if ((ret) >= 0) {                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   299
                *(buf) = (ret);                         \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   300
                (ret) = 1;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   301
            } else if (ferror(f)) {                     \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   302
                if (__threadErrno == EINTR) {           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   303
                    clearerr(f);                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   304
                    continue;                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   305
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   306
            } else {                                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   307
                (ret) = 0;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   308
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   309
            break;                                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   310
        }                                               \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   311
    } else {                                            \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   312
        OBJ rA = __INST(readAhead);                     \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   313
        if (rA != nil) {                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   314
            *(buf) = (char)__intVal(rA);                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   315
            __INST(readAhead) = nil;                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   316
            (ret) = 1;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   317
        } else {                                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   318
            for (;;) {                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   319
                CLEAR_ERRNO;                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   320
                READ(ret,f, buf, 1);                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   321
                if ((ret) >= 0 || __threadErrno != EINTR)       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   322
                    break;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   323
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   324
        }                                               \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   325
    }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   326
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   327
  /*
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   328
   * read_bytes into a c-buffer
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   329
   * (which may NOT move)
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   330
   */
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   331
# define __READBYTES__(ret, f, buf, cnt, isBuffered)    \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   332
    (ret) = 0;                                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   333
    if (isBuffered) {                                   \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   334
        int __offs = 0;                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   335
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   336
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   337
            (ret) = getc(f);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   338
            if ((ret) < 0) {                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   339
                if (ferror(f)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   340
                    if (__threadErrno == EINTR) {               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   341
                        clearerr(f);                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   342
                        continue;                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   343
                    }                                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   344
                } else {                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   345
                    (ret) = 0;                          \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   346
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   347
                break;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   348
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   349
            (buf)[__offs++] = (ret);                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   350
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   351
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   352
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   353
    } else {                                            \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   354
        int __offs = 0;                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   355
                                                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   356
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   357
            OBJ rA = __INST(readAhead);                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   358
            if (rA != nil) {                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   359
                (buf)[__offs] = __intVal(rA);           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   360
                __INST(readAhead) = nil;                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   361
                (ret) = 1;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   362
            } else {                                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   363
                CLEAR_ERRNO;                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   364
                READ(ret,f, (buf)+__offs, (cnt)-__offs); \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   365
                if ((ret) <= 0) {                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   366
                    if ((ret) < 0 && __threadErrno == EINTR) {  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   367
                        continue;                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   368
                    }                                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   369
                    break;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   370
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   371
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   372
            __offs += (ret);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   373
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   374
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   375
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   376
   }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   377
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   378
# define __READAVAILBYTES__(ret, f, buf, cnt, isBuffered) \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   379
  {                                                     \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   380
    int __offs = 0;                                     \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   381
    int oldFlags;                                       \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   382
                                                        \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   383
    (ret) = 0;                                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   384
    if (isBuffered) {                                   \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   385
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   386
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   387
            (ret) = getc(f);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   388
            if ((ret) < 0) {                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   389
                if (ferror(f)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   390
                    if (__threadErrno == EINTR) {               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   391
                        clearerr(f);                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   392
                        continue;                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   393
                    }                                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   394
                } else {                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   395
                    (ret) = 0;                          \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   396
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   397
                break;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   398
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   399
            (buf)[__offs++] = (ret);                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   400
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   401
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   402
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   403
    } else {                                            \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   404
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   405
            OBJ rA = __INST(readAhead);                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   406
            if (rA != nil) {                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   407
                (buf)[__offs] = __intVal(rA);           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   408
                __INST(readAhead) = nil;                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   409
                (ret) = 1;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   410
                __offs += (ret);                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   411
                continue;                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   412
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   413
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   414
            {                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   415
              int res;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   416
              if (ioctlsocket((SOCKET)_get_osfhandle(fileno(f)),FIONREAD,&res)==0) { \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   417
                  if (res > 0) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   418
                      if (res > ((cnt)-__offs))         \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   419
                        res = (cnt)-__offs;             \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   420
                      READ(ret,f, (buf)+__offs, res);   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   421
                  } else {                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   422
                      (ret) = 0;                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   423
                  }                                     \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   424
              } else if (PeekNamedPipe((HANDLE)_get_osfhandle(fileno(f)),0, 0,0,&res,0)) { \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   425
                  if (res > 0) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   426
                      if (res > ((cnt)-__offs))         \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   427
                        res = (cnt)-__offs;             \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   428
                      READ(ret,f, (buf)+__offs, res);   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   429
                  } else                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   430
                      ret = 0;                          \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   431
              } else {                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   432
                  READ(ret,f, (buf)+__offs, (cnt)-__offs); \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   433
              }                                         \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   434
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   435
            if ((ret) < 0) {                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   436
                if (__threadErrno == EINTR) {                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   437
                    continue;                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   438
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   439
                break;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   440
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   441
            __offs += (ret);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   442
            break;                                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   443
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   444
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   445
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   446
    }                                                   \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   447
  }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   448
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   449
# define IO_BUFFER_SIZE        (8*1024)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   450
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   451
# define __READBYTES_OBJ__(ret, f, obj, obj_offs, cnt, isBuffered) \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   452
  {                                                     \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   453
    int __ooffs = obj_offs;                             \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   454
    int __offs = 0;                                     \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   455
    char *buf = (char *)(obj);                          \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   456
                                                        \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   457
    (ret) = 0;                                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   458
    if (isBuffered) {                                   \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   459
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   460
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   461
            (ret) = getc(f);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   462
            if ((ret) < 0) {                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   463
                if (ferror(f)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   464
                    if (__threadErrno == EINTR) {               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   465
                        clearerr(f);                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   466
                        /* refetch */                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   467
                        buf = (char *)(obj);            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   468
                        continue;                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   469
                    }                                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   470
                } else {                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   471
                    (ret) = 0;                          \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   472
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   473
                break;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   474
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   475
            (buf)[__ooffs+__offs] = (ret);              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   476
            __offs++;                                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   477
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   478
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   479
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   480
    } else {                                            \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   481
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   482
            char __buf[IO_BUFFER_SIZE];                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   483
            OBJ rA = __INST(readAhead);                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   484
            if (rA != nil) {                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   485
                (buf)[__ooffs+__offs] = __intVal(rA);   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   486
                __INST(readAhead) = nil;                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   487
                (ret) = 1;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   488
            } else {                                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   489
                int l;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   490
                CLEAR_ERRNO;                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   491
                l = (cnt)-__offs;                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   492
                if ( l > IO_BUFFER_SIZE)                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   493
                  l = IO_BUFFER_SIZE;                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   494
                READ(ret,f, __buf, l);                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   495
                if ((ret) <= 0) {                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   496
                    if ((ret) < 0 && __threadErrno == EINTR) {  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   497
                        continue;                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   498
                    }                                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   499
                    break;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   500
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   501
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   502
            if( (ret) > 0 ) {                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   503
                /* refetch */                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   504
                buf = (volatile char *)(obj);               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   505
                memcpy((buf)+__ooffs+__offs,__buf,(ret));   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   506
                __offs += (ret);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   507
            } else {                                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   508
                (ret) = 0;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   509
            }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   510
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   511
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   512
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   513
    }                                                   \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   514
  }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   515
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   516
# define __READAVAILBYTES_OBJ__(ret, f, obj, obj_offs, cnt, isBuffered)\
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   517
  {                                                  \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   518
    int __ooffs = obj_offs;                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   519
    int __offs = 0;                                  \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   520
    char *buf = (char *)(obj);                       \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   521
                                                     \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   522
    (ret) = 0;                                       \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   523
    if (isBuffered) {                                \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   524
        while (__offs < (cnt)) {                     \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   525
            CLEAR_ERRNO;                             \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   526
            (ret) = getc(f);                         \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   527
            if ((ret) < 0) {                         \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   528
                if (ferror(f)) {                     \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   529
                    if (__threadErrno == EINTR) {            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   530
                        clearerr(f);                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   531
                        /* refetch */                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   532
                        buf = (char *)(obj);         \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   533
                        continue;                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   534
                    }                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   535
                } else {                             \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   536
                    (ret) = 0;                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   537
                }                                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   538
                break;                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   539
            }                                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   540
            (buf)[__ooffs+__offs] = (ret);           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   541
            __offs++;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   542
        }                                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   543
        if (__offs > 0)                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   544
            (ret) = __offs;                          \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   545
    } else {                                         \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   546
        while (__offs < (cnt)) {                     \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   547
            char __buf[IO_BUFFER_SIZE];              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   548
            OBJ rA = __INST(readAhead);              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   549
            if (rA != nil) {                         \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   550
                (buf)[__ooffs+__offs] = __intVal(rA);\
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   551
                __INST(readAhead) = nil;             \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   552
                (ret) = 1;                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   553
                __offs += (ret);                     \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   554
                continue;                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   555
            }                                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   556
            {                                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   557
                int l;                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   558
                int res;                             \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   559
                CLEAR_ERRNO;                         \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   560
                l = (cnt)-__offs;                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   561
                if ( l > IO_BUFFER_SIZE)             \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   562
                    l = IO_BUFFER_SIZE;              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   563
                if (ioctlsocket((SOCKET)_get_osfhandle(fileno(f)),FIONREAD,&res)==0) { \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   564
                if (res > 0) {                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   565
                        if (res > l)                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   566
                            res = l;                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   567
                        READ(ret,f, __buf, res);     \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   568
                    } else {                         \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   569
                        (ret) = 0;                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   570
                    }                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   571
                } else if (PeekNamedPipe((HANDLE)_get_osfhandle(fileno(f)),0, 0,0,&res,0)) { \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   572
                    if (res > 0) {                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   573
                        if (res > l)                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   574
                            res = l;                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   575
                        READ(ret,f, __buf, res);     \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   576
                    } else                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   577
                        (ret) = 0;                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   578
                } else {                             \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   579
                    READ(ret,f, __buf, l);           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   580
                }                                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   581
                if ((ret) < 0 && __threadErrno == EINTR) {   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   582
                    continue;                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   583
                }                                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   584
            }                                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   585
            if( (ret) > 0 ) {                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   586
                /* refetch */                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   587
                buf = (volatile char *)(obj);               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   588
                memcpy((buf)+__ooffs+__offs,__buf,(ret));   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   589
                __offs += (ret);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   590
            } else {                                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   591
                (ret) = 0;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   592
            }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   593
            break;                                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   594
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   595
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   596
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   597
    }                                                   \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   598
  }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   599
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   600
# define __WRITEBYTE__(ret, f, buf, isBuffered)         \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   601
    if (isBuffered) {                                   \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   602
        for (;;) {                                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   603
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   604
            ret = putc(*(buf), f);                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   605
            if ((ret) >= 0) {                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   606
                (ret) = 1;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   607
            } else if (ferror(f)) {                     \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   608
                if (__threadErrno == EINTR) {                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   609
                    clearerr(f);                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   610
                    continue;                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   611
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   612
            } else                                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   613
                (ret) = 0;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   614
            break;                                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   615
        }                                               \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   616
    } else {                                            \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   617
        for (;;) {                                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   618
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   619
            WRITE(ret,f, buf, 1);                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   620
            if ((ret) >= 0 || __threadErrno != EINTR)           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   621
                break;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   622
        }                                               \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   623
   }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   624
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   625
# define __WRITEBYTES__(ret, f, buf, cnt, isBuffered)   \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   626
    (ret) = 0;                                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   627
    if (isBuffered) {                                   \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   628
        int __offs = 0;                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   629
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   630
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   631
            ret = fwrite((buf)+__offs, 1, (cnt)-__offs, f);\
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   632
            if ((ret) <= 0) {                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   633
                if (ferror(f)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   634
                    if (__threadErrno == EINTR) {               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   635
                        clearerr(f);                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   636
                        continue;                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   637
                    }                                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   638
                    break;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   639
                } else {                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   640
                    (ret) = 0;                          \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   641
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   642
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   643
            __offs += (ret);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   644
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   645
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   646
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   647
    } else {                                            \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   648
        int __offs = 0;                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   649
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   650
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   651
            WRITE(ret,f, (buf)+__offs, (cnt)-__offs);   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   652
            if (ret <= 0) {                             \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   653
                if (ret < 0 && __threadErrno == EINTR) {        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   654
                    continue;                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   655
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   656
                break;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   657
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   658
            __offs += (ret);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   659
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   660
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   661
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   662
   }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   663
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   664
# define __WRITEBYTES_OBJ__(ret, f, obj, obj_offs, cnt, isBuffered) \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   665
  {                                                     \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   666
    int __ooffs = obj_offs;                             \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   667
    int __offs = 0;                                     \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   668
    char *buf = (char *)(obj);                          \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   669
                                                        \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   670
    (ret) = 0;                                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   671
    if (isBuffered) {                                   \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   672
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   673
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   674
            ret = fwrite((buf)+__ooffs+__offs, 1, (cnt)-__offs, f); \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   675
            if ((ret) <= 0) {                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   676
                if (ferror(f)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   677
                    if (__threadErrno == EINTR) {               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   678
                        /* refetch */                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   679
                        buf = (char *)(obj);            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   680
                        clearerr(f);                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   681
                        continue;                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   682
                    }                                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   683
                    break;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   684
                } else {                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   685
                    (ret) = 0;                          \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   686
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   687
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   688
            __offs += (ret);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   689
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   690
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   691
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   692
    } else {                                            \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   693
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   694
            char __buf[IO_BUFFER_SIZE];                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   695
            int l;                                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   696
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   697
            l = (cnt)-__offs;                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   698
            if ( l > IO_BUFFER_SIZE)                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   699
              l = IO_BUFFER_SIZE;                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   700
            /* refetch */                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   701
            buf = (volatile char *)(obj);               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   702
            memcpy(__buf,(buf)+__ooffs+__offs,l);       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   703
            WRITE(ret,f, __buf, l);                     \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   704
            if (ret <= 0) {                             \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   705
                if (ret < 0 && __threadErrno == EINTR) {        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   706
                    continue;                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   707
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   708
                break;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   709
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   710
            __offs += (ret);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   711
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   712
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   713
            (ret) = __offs;                             \
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   714
    }                                                   \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   715
  }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   716
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   717
#else /* no WIN32 */
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   718
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   719
# define __READING__(f)                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   720
    if ((__INST(didWrite) != false)              \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   721
     && (__INST(mode) == @symbol(readwrite))) {  \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   722
        __INST(didWrite) = false;                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   723
        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
   724
    }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   725
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   726
# define __WRITING__(f)                          \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   727
    if ((__INST(didWrite) != true)               \
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   728
     && (__INST(mode) == @symbol(readwrite))) {  \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   729
        __INST(didWrite) = true;                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   730
        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
   731
    }
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   732
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   733
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   734
# ifdef NO_STDIO
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   735
#  define __UNGETC__(c, f, isBuffered)                  \
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
   736
    __INST(readAhead) = __mkSmallInteger((c));
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   737
# else /* use STDIO */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   738
#  define __UNGETC__(c, f, isBuffered)                  \
2264
ac5dfc03aa26 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2262
diff changeset
   739
    if (isBuffered) {                                   \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   740
        ungetc((c), (f));                               \
2264
ac5dfc03aa26 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2262
diff changeset
   741
    } else {                                            \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   742
        __INST(readAhead) = __mkSmallInteger((c));          \
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
   743
    }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   744
# endif /* use STDIO */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   745
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   746
# ifdef NO_STDIO
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   747
#  define __READBYTE__(ret, f, buf, isBuffered)         \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   748
    {                                                   \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   749
        OBJ rA = __INST(readAhead);                     \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   750
        if (rA != nil) {                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   751
            *(buf) = __intVal(rA);                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   752
            DEBUGBUFFER(buf);                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   753
            __INST(readAhead) = nil;                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   754
            (ret) = 1;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   755
        } else {                                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   756
            for (;;) {                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   757
                CLEAR_ERRNO;                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   758
                (ret) = READ(f, buf, 1);                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   759
                DEBUGBUFFER(buf);                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   760
                if ((ret) >= 0 || __threadErrno != EINTR)       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   761
                    break;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   762
                __HANDLE_INTERRUPTS__;                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   763
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   764
        }                                               \
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
   765
    }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   766
# else /* use STDIO */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   767
#  define __READBYTE__(ret, f, buf, isBuffered)         \
2264
ac5dfc03aa26 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2262
diff changeset
   768
    if (isBuffered) {                                   \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   769
        for (;;) {                                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   770
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   771
            (ret) = getc(f);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   772
            if ((ret) >= 0) {                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   773
                DEBUGBUFFER(buf);                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   774
                *(buf) = (ret);                         \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   775
                (ret) = 1;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   776
            } else if (ferror(f)) {                     \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   777
                if (__threadErrno == EINTR) {                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   778
                    __HANDLE_INTERRUPTS__;              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   779
                    clearerr(f);                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   780
                    continue;                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   781
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   782
            } else                                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   783
                (ret) = 0;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   784
            break;                                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   785
        }                                               \
2264
ac5dfc03aa26 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2262
diff changeset
   786
    } else {                                            \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   787
        OBJ rA = __INST(readAhead);                     \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   788
        if (rA != nil) {                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   789
            *(buf) = __intVal(rA);                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   790
            DEBUGBUFFER(buf);                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   791
            __INST(readAhead) = nil;                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   792
            (ret) = 1;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   793
        } else {                                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   794
            for (;;) {                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   795
                CLEAR_ERRNO;                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   796
                (ret) = read(fileno(f), buf, 1);        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   797
                DEBUGBUFFER(buf);                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   798
                if ((ret) >= 0 || __threadErrno != EINTR)       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   799
                    break;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   800
                __HANDLE_INTERRUPTS__;                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   801
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   802
        }                                               \
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   803
   }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   804
# endif /* use STDIO */
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
   805
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
   806
/*
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
   807
 * 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
   808
 * (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
   809
 */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   810
# ifdef NO_STDIO
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   811
#  define __READBYTES__(ret, f, buf, cnt, isBuffered)   \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   812
    {                                                   \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   813
        int __offs = 0, __cnt;                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   814
                                                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   815
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   816
            OBJ rA = __INST(readAhead);                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   817
            if (rA != nil) {                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   818
                (buf)[__offs] = __intVal(rA);           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   819
                DEBUGBUFFER(buf);                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   820
                __INST(readAhead) = nil;                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   821
                __offs++;                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   822
            } else {                                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   823
                CLEAR_ERRNO;                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   824
                __cnt = READ(f, (buf)+__offs, (cnt)-__offs); \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   825
                DEBUGBUFFER(buf);                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   826
                if (__cnt <= 0) {                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   827
                    if (__cnt < 0 && __threadErrno == EINTR) {  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   828
                        __HANDLE_INTERRUPTS__;          \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   829
                        continue;                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   830
                    }                                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   831
                    break;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   832
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   833
                __offs += __cnt;                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   834
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   835
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   836
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   837
            (ret) = __offs;                             \
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
   838
   }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   839
# else /* use STDIO */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   840
#  define __READBYTES__(ret, f, buf, cnt, isBuffered)     \
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
   841
    (ret) = 0;                                          \
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
   842
    if (isBuffered) {                                   \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   843
        int __offs = 0;                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   844
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   845
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   846
            (ret) = getc(f);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   847
            if ((ret) < 0) {                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   848
                if (ferror(f)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   849
                    if (__threadErrno == EINTR) {               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   850
                        __HANDLE_INTERRUPTS__;          \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   851
                        clearerr(f);                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   852
                        continue;                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   853
                    }                                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   854
                } else {                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   855
                    (ret) = 0;                          \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   856
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   857
                break;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   858
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   859
            DEBUGBUFFER(buf);                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   860
            (buf)[__offs++] = (ret);                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   861
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   862
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   863
            (ret) = __offs;                             \
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
   864
    } else {                                            \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   865
        int __offs = 0, __cnt;                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   866
        int fd = fileno(f);                             \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   867
                                                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   868
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   869
            OBJ rA = __INST(readAhead);                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   870
            if (rA != nil) {                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   871
                DEBUGBUFFER(buf);                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   872
                (buf)[__offs] = __intVal(rA);           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   873
                __INST(readAhead) = nil;                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   874
                __offs++;                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   875
            } else {                                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   876
                CLEAR_ERRNO;                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   877
                __cnt = read(fd, (buf)+__offs, (cnt)-__offs);                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   878
                DEBUGBUFFER(buf);                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   879
                if (__cnt <= 0) {                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   880
                    if (__cnt < 0 && __threadErrno == EINTR) {  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   881
                        __HANDLE_INTERRUPTS__;          \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   882
                        continue;                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   883
                    }                                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   884
                    break;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   885
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   886
                __offs += __cnt;                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   887
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   888
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   889
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   890
            (ret) = __offs;                             \
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
   891
   }
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   892
6563
f786651428c8 Support O_NONBLOCK which is the POSIX way of FNDELAY
Stefan Vogel <sv@exept.de>
parents: 6487
diff changeset
   893
f786651428c8 Support O_NONBLOCK which is the POSIX way of FNDELAY
Stefan Vogel <sv@exept.de>
parents: 6487
diff changeset
   894
/*
f786651428c8 Support O_NONBLOCK which is the POSIX way of FNDELAY
Stefan Vogel <sv@exept.de>
parents: 6487
diff changeset
   895
 * 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
   896
 */
f786651428c8 Support O_NONBLOCK which is the POSIX way of FNDELAY
Stefan Vogel <sv@exept.de>
parents: 6487
diff changeset
   897
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   898
#  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
   899
#   define GETFLAGS(fd) \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   900
        fcntl(fd, F_GETFL, 0);
3554
320cbfef9382 made nextAvail really unblocking
Claus Gittinger <cg@exept.de>
parents: 3551
diff changeset
   901
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   902
#   define SETFLAGS(fd, flags) \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   903
        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
   904
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   905
#   if defined(O_NONBLOCK)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   906
#    define __STX_NONBLOCK_FLAG O_NONBLOCK
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   907
#   else
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   908
#    if defined(O_NDELAY)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   909
#     define __STX_NONBLOCK_FLAG O_NDELAY
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   910
#    else
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   911
#     define __STX_NONBLOCK_FLAG FNDELAY
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   912
#    endif
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   913
#   endif
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   914
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   915
#   define SETNONBLOCKING(fd) \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   916
        { \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   917
            int flags; \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   918
            flags = fcntl(fd, F_GETFL, 0); \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   919
            if (flags >= 0) { \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   920
                fcntl(fd, F_SETFL, flags | __STX_NONBLOCK_FLAG); \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   921
            } \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   922
        }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   923
#  else
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   924
#   define GETFLAGS(fd) 0
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   925
#   define SETFLAGS(fd, flags) /* nothing */
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   926
#   define SETNONBLOCKING(fd) /* nothing */
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   927
#  endif
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   928
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   929
#  define __READAVAILBYTES__(ret, f, buf, cnt, isBuffered) \
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   930
  {                                                     \
7540
7cd542f29024 Fix reading when readAheadBuffer is filled and following read fails
Stefan Vogel <sv@exept.de>
parents: 7503
diff changeset
   931
    int __offs = 0, __cnt;                                     \
3681
55dc17d40aab fixed nextAvail
Claus Gittinger <cg@exept.de>
parents: 3674
diff changeset
   932
    int oldFlags;                                       \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   933
                                                        \
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   934
    (ret) = 0;                                          \
3681
55dc17d40aab fixed nextAvail
Claus Gittinger <cg@exept.de>
parents: 3674
diff changeset
   935
    oldFlags = GETFLAGS(fileno(f));                     \
55dc17d40aab fixed nextAvail
Claus Gittinger <cg@exept.de>
parents: 3674
diff changeset
   936
    SETNONBLOCKING(fileno(f));                          \
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   937
    if (isBuffered) {                                   \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   938
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   939
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   940
            (ret) = getc(f);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   941
            if ((ret) < 0) {                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   942
                if (ferror(f)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   943
                    if (__threadErrno == EINTR) {               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   944
                        (ret) = 0;                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   945
                        clearerr(f);                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   946
                        break;                          \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   947
                    }                                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   948
                } else {                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   949
                    (ret) = 0;                          \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   950
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   951
                break;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   952
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   953
            (buf)[__offs++] = (ret);                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   954
            DEBUGBUFFER(buf);                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   955
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   956
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   957
            (ret) = __offs;                             \
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   958
    } else {                                            \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   959
        int fd = fileno(f);                             \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   960
                                                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   961
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   962
            OBJ rA = __INST(readAhead);                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   963
            if (rA != nil) {                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   964
                (buf)[__offs] = __intVal(rA);           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   965
                DEBUGBUFFER(buf);                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   966
                __INST(readAhead) = nil;                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   967
                __offs++;                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   968
                continue;                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   969
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   970
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   971
            __cnt = read(fd, (buf)+__offs, (cnt)-__offs); \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   972
            DEBUGBUFFER(buf);                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   973
            if (__cnt > 0) {                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   974
                __offs += __cnt;                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   975
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   976
            break;                                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   977
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   978
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   979
            (ret) = __offs;                             \
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   980
    }                                                   \
3681
55dc17d40aab fixed nextAvail
Claus Gittinger <cg@exept.de>
parents: 3674
diff changeset
   981
    SETFLAGS(fileno(f), oldFlags);                      \
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   982
  }
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
   983
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
   984
# endif /* use STDIO */
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
   985
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
   986
/*
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
   987
 * 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
   988
 * (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
   989
 */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   990
# ifdef NO_STDIO
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
   991
#  define __READBYTES_OBJ__(ret, f, obj, obj_offs, cnt, isBuffered)     \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   992
  {                                                     \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   993
    int __ooffs = obj_offs;                             \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   994
    int __offs = 0;                                     \
7540
7cd542f29024 Fix reading when readAheadBuffer is filled and following read fails
Stefan Vogel <sv@exept.de>
parents: 7503
diff changeset
   995
    int __cnt;                                          \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   996
    char *buf = (char *)(obj);                          \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
   997
                                                        \
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
   998
    (ret) = 0;                                          \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
   999
    {                                                   \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1000
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1001
            OBJ rA = __INST(readAhead);                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1002
            if (rA != nil) {                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1003
                (buf)[__ooffs+__offs] = __intVal(rA);   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1004
                DEBUGBUFFER(buf);                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1005
                __INST(readAhead) = nil;                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1006
                __offs++;                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1007
            } else {                                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1008
                CLEAR_ERRNO;                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1009
                __cnt = READ(f, (buf)+__ooffs+__offs, (cnt)-__offs); \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1010
                DEBUGBUFFER(buf);                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1011
                if (__cnt <= 0) {                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1012
                    if (__cnt < 0 && __threadErrno == EINTR) {  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1013
                        __HANDLE_INTERRUPTS__;          \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1014
                        /* refetch */                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1015
                        buf = (char *)(obj);            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1016
                        continue;                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1017
                    }                                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1018
                    break;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1019
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1020
                __offs += __cnt;                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1021
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1022
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1023
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1024
            (ret) = __offs;                             \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1025
    }                                                   \
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  1026
  }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1027
# else /* use STDIO */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  1028
#  define __READBYTES_OBJ__(ret, f, obj, obj_offs, cnt, isBuffered)     \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1029
  {                                                     \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1030
    int __ooffs = obj_offs;                             \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1031
    int __offs = 0;                                     \
7540
7cd542f29024 Fix reading when readAheadBuffer is filled and following read fails
Stefan Vogel <sv@exept.de>
parents: 7503
diff changeset
  1032
    int __cnt;                                          \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1033
    char *buf = (char *)(obj);                          \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1034
                                                        \
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1035
    (ret) = 0;                                          \
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1036
    if (isBuffered) {                                   \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1037
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1038
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1039
            (ret) = getc(f);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1040
            if ((ret) < 0) {                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1041
                if (ferror(f)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1042
                    if (__threadErrno == EINTR) {               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1043
                        __HANDLE_INTERRUPTS__;          \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1044
                        clearerr(f);                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1045
                        /* refetch */                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1046
                        buf = (char *)(obj);            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1047
                        DEBUGBUFFER(buf);               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1048
                        continue;                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1049
                    }                                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1050
                } else {                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1051
                    (ret) = 0;                          \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1052
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1053
                break;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1054
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1055
            (buf)[__ooffs+__offs] = (ret);              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1056
            DEBUGBUFFER(buf);                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1057
            __offs++;                                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1058
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1059
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1060
            (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
  1061
    } else {                                            \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1062
        int fd = fileno(f);                             \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1063
                                                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1064
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1065
            OBJ rA = __INST(readAhead);                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1066
            if (rA != nil) {                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1067
                (buf)[__ooffs+__offs] = __intVal(rA);   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1068
                DEBUGBUFFER(buf);                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1069
                __INST(readAhead) = nil;                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1070
                __offs++;                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1071
            } else {                                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1072
                CLEAR_ERRNO;                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1073
                __cnt = read(fd, (buf)+__ooffs+__offs, (cnt)-__offs); \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1074
                DEBUGBUFFER(buf);                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1075
                if (__cnt <= 0) {                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1076
                    if (__cnt < 0 && __threadErrno == EINTR) {  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1077
                        __HANDLE_INTERRUPTS__;          \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1078
                        /* refetch */                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1079
                        buf = (char *)(obj);            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1080
                        continue;                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1081
                    }                                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1082
                    break;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1083
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1084
                __offs += __cnt;                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1085
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1086
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1087
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1088
            (ret) = __offs;                             \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1089
    }                                                   \
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1090
  }
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1091
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  1092
# define __READAVAILBYTES_OBJ__(ret, f, obj, obj_offs, cnt, isBuffered)     \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1093
  {                                                     \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1094
    int __ooffs = obj_offs;                             \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1095
    int __offs = 0;                                     \
7540
7cd542f29024 Fix reading when readAheadBuffer is filled and following read fails
Stefan Vogel <sv@exept.de>
parents: 7503
diff changeset
  1096
    int __cnt;                                          \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1097
    char *buf = (char *)(obj);                          \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1098
                                                        \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1099
    (ret) = 0;                                          \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1100
    if (isBuffered) {                                   \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1101
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1102
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1103
            (ret) = getc(f);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1104
            if ((ret) < 0) {                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1105
                if (ferror(f)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1106
                    if (__threadErrno == EINTR) {       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1107
                        clearerr(f);                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1108
                        /* refetch */                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1109
                        buf = (char *)(obj);            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1110
                        (ret) = 0;                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1111
                        break;                          \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1112
                    }                                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1113
                } else {                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1114
                    (ret) = 0;                          \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1115
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1116
                break;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1117
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1118
            (buf)[__ooffs+__offs] = (ret);              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1119
            DEBUGBUFFER(buf);                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1120
            __offs++;                                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1121
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1122
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1123
            (ret) = __offs;                             \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1124
    } else {                                            \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1125
        int fd = fileno(f);                             \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1126
                                                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1127
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1128
            OBJ rA = __INST(readAhead);                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1129
            if (rA != nil) {                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1130
                (buf)[__ooffs+__offs] = __intVal(rA);   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1131
                DEBUGBUFFER(buf);                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1132
                __INST(readAhead) = nil;                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1133
                __offs++;                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1134
                continue;                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1135
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1136
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1137
            __cnt = read(fd, (buf)+__ooffs+__offs, (cnt)-__offs); \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1138
            DEBUGBUFFER(buf);                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1139
            if (__cnt > 0) {                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1140
                __offs += __cnt;                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1141
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1142
            break;                                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1143
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1144
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1145
            (ret) = __offs;                             \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1146
    }                                                   \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1147
  }
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1148
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1149
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1150
# endif /* use STDIO */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  1151
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  1152
# ifdef NO_STDIO
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  1153
#  define __WRITEBYTE__(ret, f, buf, isBuffered)          \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1154
        for (;;) {                                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1155
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1156
            (ret) = WRITE(f, buf, 1);                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1157
            if ((ret) >= 0 || __threadErrno != EINTR)           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1158
                break;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1159
            __HANDLE_INTERRUPTS__;                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1160
        }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1161
# else /* use STDIO */
4968
ff01ac91efa3 Fix buffered nexPut: for Solaris/Sparc
Stefan Vogel <sv@exept.de>
parents: 4914
diff changeset
  1162
#  define __WRITEBYTE__(ret, f, buf, isBuffered)        \
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  1163
    if (isBuffered) {                                   \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1164
        for (;;) {                                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1165
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1166
            ret = putc(*(buf), f);                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1167
            if ((ret) >= 0) {                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1168
                (ret) = 1;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1169
            } else if (ferror(f)) {                     \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1170
                /* SOLARIS/SPARC (2.6) generates spurious errors with errno = 0 */ \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1171
                if (__threadErrno == EINTR || __threadErrno == 0) {     \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1172
                    __HANDLE_INTERRUPTS__;              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1173
                    clearerr(f);                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1174
                    continue;                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1175
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1176
            } else                                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1177
                (ret) = 0;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1178
            break;                                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1179
        }                                               \
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  1180
    } else {                                            \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1181
        for (;;) {                                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1182
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1183
            (ret) = write(fileno(f), buf, 1);           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1184
            if ((ret) >= 0 || __threadErrno != EINTR)           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1185
                break;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1186
            __HANDLE_INTERRUPTS__;                      \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1187
        }                                               \
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1188
   }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1189
# endif /* use STDIO */
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  1190
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1191
/*
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1192
 * 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
  1193
 * (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
  1194
 */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  1195
# ifdef NO_STDIO
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  1196
#  define __WRITEBYTES__(ret, f, buf, cnt, isBuffered)    \
2961
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1197
    (ret) = 0;                                          \
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1198
    {                                                   \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1199
        int __offs = 0;                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1200
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1201
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1202
            ret = WRITE(f, (buf)+__offs, (cnt)-__offs); \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1203
            if (ret <= 0) {                             \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1204
                if (ret < 0 && __threadErrno == EINTR) {        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1205
                    __HANDLE_INTERRUPTS__;              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1206
                    continue;                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1207
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1208
                break;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1209
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1210
            __offs += (ret);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1211
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1212
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1213
            (ret) = __offs;                             \
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  1214
   }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1215
# else /* use STDIO */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  1216
#  define __WRITEBYTES__(ret, f, buf, cnt, isBuffered)    \
2961
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1217
    (ret) = 0;                                          \
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1218
    if (isBuffered) {                                   \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1219
        int __offs = 0;                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1220
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1221
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1222
            ret = fwrite((buf)+__offs, 1, (cnt)-__offs, f);\
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1223
            if ((ret) <= 0) {                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1224
                if (ferror(f)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1225
                    if (__threadErrno == EINTR) {               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1226
                        __HANDLE_INTERRUPTS__;          \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1227
                        clearerr(f);                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1228
                        continue;                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1229
                    }                                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1230
                    break;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1231
                } else {                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1232
                    (ret) = 0;                          \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1233
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1234
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1235
            __offs += (ret);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1236
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1237
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1238
            (ret) = __offs;                             \
2961
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1239
    } else {                                            \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1240
        int __offs = 0;                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1241
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1242
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1243
            ret = write(fileno(f), (buf)+__offs, (cnt)-__offs);\
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1244
            if (ret <= 0) {                             \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1245
                if (ret < 0 && __threadErrno == EINTR) {        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1246
                    __HANDLE_INTERRUPTS__;              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1247
                    continue;                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1248
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1249
                break;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1250
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1251
            __offs += (ret);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1252
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1253
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1254
            (ret) = __offs;                             \
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  1255
   }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1256
# endif /* use STDIO */
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  1257
223
3075043790b8 immediateInterr & errno cleanup
claus
parents: 216
diff changeset
  1258
/*
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1259
 * 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
  1260
 * (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
  1261
 */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  1262
# ifdef NO_STDIO
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  1263
#  define __WRITEBYTES_OBJ__(ret, f, obj, obj_offs, cnt, isBuffered)            \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1264
  {                                                     \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1265
    int __ooffs = obj_offs;                             \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1266
    int __offs = 0;                                     \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1267
    char *buf = (char *)(obj);                          \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1268
                                                        \
2961
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1269
    (ret) = 0;                                          \
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1270
    {                                                   \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1271
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1272
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1273
            ret = WRITE(f, (buf)+__ooffs+__offs, (cnt)-__offs);               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1274
            if (ret <= 0) {                             \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1275
                if (ret < 0 && __threadErrno == EINTR) {        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1276
                    __HANDLE_INTERRUPTS__;              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1277
                    /* refetch */                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1278
                    buf = (char *)(obj);                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1279
                    continue;                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1280
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1281
                break;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1282
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1283
            __offs += (ret);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1284
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1285
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1286
            (ret) = __offs;                             \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1287
    }                                                   \
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  1288
  }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1289
# else /* use STDIO */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  1290
#  define __WRITEBYTES_OBJ__(ret, f, obj, obj_offs, cnt, isBuffered)            \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1291
  {                                                     \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1292
    int __ooffs = obj_offs;                             \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1293
    int __offs = 0;                                     \
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1294
    char *buf = (char *)(obj);                          \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1295
                                                        \
2961
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1296
    (ret) = 0;                                          \
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1297
    if (isBuffered) {                                   \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1298
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1299
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1300
            ret = fwrite((buf)+__ooffs+__offs, 1, (cnt)-__offs, f);           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1301
            if ((ret) <= 0) {                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1302
                if (ferror(f)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1303
                    if (__threadErrno == EINTR) {               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1304
                        __HANDLE_INTERRUPTS__;          \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1305
                        /* refetch */                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1306
                        buf = (char *)(obj);            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1307
                        clearerr(f);                    \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1308
                        continue;                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1309
                    }                                   \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1310
                    break;                              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1311
                } else {                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1312
                    (ret) = 0;                          \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1313
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1314
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1315
            __offs += (ret);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1316
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1317
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1318
            (ret) = __offs;                             \
2961
a188727d0619 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2920
diff changeset
  1319
    } else {                                            \
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1320
        while (__offs < (cnt)) {                        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1321
            CLEAR_ERRNO;                                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1322
            ret = write(fileno(f), (buf)+__ooffs+__offs, (cnt)-__offs);       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1323
            if (ret <= 0) {                             \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1324
                if (ret < 0 && __threadErrno == EINTR) {        \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1325
                    __HANDLE_INTERRUPTS__;              \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1326
                    /* refetch */                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1327
                    buf = (char *)(obj);                \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1328
                    continue;                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1329
                }                                       \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1330
                break;                                  \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1331
            }                                           \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1332
            __offs += (ret);                            \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1333
        }                                               \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1334
        if (__offs > 0)                                 \
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  1335
            (ret) = __offs;                             \
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  1336
    }                                                   \
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1337
  }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1338
# endif /* use STDIO */
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  1339
#endif /* unix */
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1340
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  1341
/*
223
3075043790b8 immediateInterr & errno cleanup
claus
parents: 216
diff changeset
  1342
 * on some systems errno is a macro ... check for it here
3075043790b8 immediateInterr & errno cleanup
claus
parents: 216
diff changeset
  1343
 */
3075043790b8 immediateInterr & errno cleanup
claus
parents: 216
diff changeset
  1344
#ifndef errno
3075043790b8 immediateInterr & errno cleanup
claus
parents: 216
diff changeset
  1345
 extern errno;
3075043790b8 immediateInterr & errno cleanup
claus
parents: 216
diff changeset
  1346
#endif
3075043790b8 immediateInterr & errno cleanup
claus
parents: 216
diff changeset
  1347
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1348
%}
188
454ed0ee733e EINTR problems
claus
parents: 159
diff changeset
  1349
! !
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1350
2045
1ad17ca6520f fall back to super>>nextPutLine: if argument is not a string.
Claus Gittinger <cg@exept.de>
parents: 2044
diff changeset
  1351
!ExternalStream class methodsFor:'documentation'!
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1352
88
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1353
copyright
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1354
"
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1355
 COPYRIGHT (c) 1988 by Claus Gittinger
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1356
	      All Rights Reserved
88
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1357
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1358
 This software is furnished under a license and may be used
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1359
 only in accordance with the terms of that license and with the
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1360
 inclusion of the above copyright notice.   This software may not
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1361
 be provided or otherwise made available to, or used by, any
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1362
 other person.  No title to or ownership of the software is
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1363
 hereby transferred.
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1364
"
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1365
!
81dacba7a63a *** empty log message ***
claus
parents: 85
diff changeset
  1366
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1367
documentation
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1368
"
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1369
    ExternalStream defines protocol common to Streams which have a file-descriptor and
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1370
    represent some file or communicationChannel of the underlying OperatingSystem.
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1371
    ExternalStream is abstract; concrete classes are FileStream, PipeStream etc.
77
6c38ca59927f *** empty log message ***
claus
parents: 68
diff changeset
  1372
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1373
    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
  1374
    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
  1375
    while in binary-mode the basic elements are bytes which read/write as SmallIntegers
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1376
    in the range 0..255.
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1377
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1378
    Also, the stream can be either in buffered or unbuffered mode. In buffered mode,
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1379
    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
  1380
    is sent (in both modes).
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1381
77
6c38ca59927f *** empty log message ***
claus
parents: 68
diff changeset
  1382
    The underlying OperatingSystem streams may either be closed explicitely (sending a close)
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1383
    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
  1384
    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
  1385
    happens - so it is recommended, that you close your files when no longer needed).
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1386
    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
  1387
    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
  1388
    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
  1389
    a noop in one of the superclasses).
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1390
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1391
    Most of the methods found here redefine inherited methods for better performance,
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1392
    since I/O from/to files should be fast.
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1393
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  1394
    Recovering a snapshot:
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1395
      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
  1396
      reOpen in subclasses for more information.
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1397
      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
  1398
      reestablish the stream upon image restart (make someone dependent on ObjectMemory).
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1399
      FileStreams are reopened and positioned to their offset they had at snapshot time.
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1400
      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
  1401
      if the contents changed in the meantime.
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1402
      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
  1403
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1404
    [Instance variables:]
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1405
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1406
	filePointer     <Integer>       the unix FILE*; somehow mapped to an integer
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1407
					(notice: not the fd)
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1408
					on Windows: the fileHandle
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1409
	mode            <Symbol>        #readwrite, #readonly or #writeonly
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1410
	buffered        <Boolean>       true, if buffered (i.e. collects characters - does
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1411
					not output immediately)
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1412
	binary          <Boolean>       true if in binary mode (reads bytes instead of chars)
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1413
	eolMode         <Symbol>        one of nil, #cr or #crlf.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1414
					determines how lines should be terminated.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1415
					nil -> newLine (as in Unix);
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1416
					#crlf -> with cr-lf (as in MSDOS)
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1417
					#cr -> with cr (as in VMS)
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1418
	hitEOF          <Boolean>       true, if EOF was reached
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1419
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1420
	lastErrorNumber <Integer>       the value of errno (only valid right after the error -
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1421
					updated with next i/o operation)
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1422
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1423
    [Class variables:]
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1424
	Lobby           <Registry>      keeps track of used ext-streams (to free up FILE*'s)
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1425
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1426
	StreamErrorSignal       <Signal> parent of all stream errors (see Stream class)
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1427
	InvalidReadSignal       <Signal> raised on read from writeonly stream
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1428
	InvalidWriteSignal      <Signal> raised on write to readonly stream
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1429
	InvalidModeSignal       <Signal> raised on text I/O with binary-stream
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1430
					 or binary I/O with text-stream
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1431
	OpenErrorSignal         <Signal> raised if open fails
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1432
	StreamNotOpenSignal     <Signal> raised on I/O with non-open stream
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1433
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1434
    Additional notes:
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1435
      This class is implemented using the underlying stdio-c library package, which
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1436
      has both advantages and disadvantages: since it is portable (posix defined), porting
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1437
      ST/X to non-Unix machines is simplified. The disadvantage is that the stdio library
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1438
      has big problems handling unbounded Streams, since the EOF handling in stdio is
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1439
      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
  1440
      a complete rewrite for UnboundedStream ...
325
claus
parents: 308
diff changeset
  1441
188
454ed0ee733e EINTR problems
claus
parents: 159
diff changeset
  1442
      Also, depending on the system, the stdio library behaves infriendly when signals
454ed0ee733e EINTR problems
claus
parents: 159
diff changeset
  1443
      occur while reading (for example, timer interrupts) - on real unixes (i.e. BSD) the signal
454ed0ee733e EINTR problems
claus
parents: 159
diff changeset
  1444
      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
  1445
      an error and errno is set to EINTR.
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1446
      Thats what the ugly code around all getc-calls is for ...
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1447
      Since things get more and more ugly - we will rewrite ExternalStream
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1448
      completely, to NOT use any stdio stuff (and do its buffering itself).
325
claus
parents: 308
diff changeset
  1449
claus
parents: 308
diff changeset
  1450
      Notice that typical stdio's use a single errno global variable to return an error code,
claus
parents: 308
diff changeset
  1451
      this was bad design in the stdio lib (right from the very beginning), since its much
claus
parents: 308
diff changeset
  1452
      harder to deal with this in the presence of lightweight processes, where errno gets
claus
parents: 308
diff changeset
  1453
      overwritten by an I/O operation done in another thread. (stdio should have been written
claus
parents: 308
diff changeset
  1454
      to return errno as a negative number ...).
claus
parents: 308
diff changeset
  1455
      To deal with this, the scheduler treats errno like a per-thread private variable,
claus
parents: 308
diff changeset
  1456
      and saves/restores the errno setting when switching to another thread.
claus
parents: 308
diff changeset
  1457
      (Notice that some thread packages do this also, but ST/X's thread implementation
claus
parents: 308
diff changeset
  1458
      does not depend on those, but instead uses a portable private package).
claus
parents: 308
diff changeset
  1459
216
a8abff749575 *** empty log message ***
claus
parents: 213
diff changeset
  1460
      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
  1461
      fseek whenever we are about to read after write and vice versa.
a8abff749575 *** empty log message ***
claus
parents: 213
diff changeset
  1462
      Two macros (__READING__ and __WRITING__) have been defined to be used before every
a8abff749575 *** empty log message ***
claus
parents: 213
diff changeset
  1463
      fread/fgetc and fwrite/putc respectively.
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1464
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1465
    [author:]
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1466
	Claus Gittinger
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1467
	Stefan Vogel (many, many fixes ...)
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1468
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  1469
    [see also:]
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1470
	FileStream Socket PipeStream
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1471
	Filename OperatingSystem
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1472
"
3255
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1473
!
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1474
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1475
examples
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1476
"
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1477
    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
  1478
									[exBegin]
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1479
	|topView scrollPane textView fileStream text|
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1480
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1481
	topView := StandardSystemView new.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1482
	topView label:'contents of Makefile'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1483
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1484
	scrollPane := HVScrollableView in:topView.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1485
	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
  1486
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1487
	textView := EditTextView new.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1488
	scrollPane scrolledView:textView.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1489
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1490
	fileStream := 'Makefile' asFilename readStream.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1491
	text := fileStream upToEnd.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1492
	fileStream close.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1493
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1494
	textView contents:text.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1495
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1496
	topView open.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1497
									[exEnd]
3255
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1498
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1499
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1500
    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
  1501
									[exBegin]
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1502
	EditTextView openOn:'Makefile'
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1503
									[exEnd]
3255
eb76cba071a1 example
Claus Gittinger <cg@exept.de>
parents: 3235
diff changeset
  1504
"
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1505
! !
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  1506
2045
1ad17ca6520f fall back to super>>nextPutLine: if argument is not a string.
Claus Gittinger <cg@exept.de>
parents: 2044
diff changeset
  1507
!ExternalStream class methodsFor:'initialization'!
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1508
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1509
initDefaultEOLMode
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1510
    OperatingSystem isUNIXlike ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1511
	"/ unix EOL conventions
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1512
	DefaultEOLMode := #nl
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1513
    ] ifFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1514
	OperatingSystem isVMSlike ifTrue:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1515
	    "/ vms EOL conventions
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1516
	    DefaultEOLMode := #cr
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1517
	] ifFalse:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1518
	    "/ msdos EOL conventions
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1519
	    DefaultEOLMode := #crlf
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1520
	]
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1521
    ]
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1522
!
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1523
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1524
initModeStrings
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1525
    "initialize modeStrings which are passed down to the underlying
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1526
     fopen/fdopen functions."
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1527
3132
037027ae20fd msdos MUST use binary mode in I/O
Claus Gittinger <cg@exept.de>
parents: 3044
diff changeset
  1528
    OperatingSystem isMSDOSlike ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1529
	ReadMode := 'rb'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1530
	ReadWriteMode := 'rb+'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1531
	WriteMode := 'wb'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1532
	AppendMode := 'ab+'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1533
	CreateReadWriteMode := 'wb+'.
3132
037027ae20fd msdos MUST use binary mode in I/O
Claus Gittinger <cg@exept.de>
parents: 3044
diff changeset
  1534
    ] ifFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1535
	ReadMode := 'r'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1536
	ReadWriteMode := 'r+'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1537
	WriteMode := 'w'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1538
	AppendMode := 'a+'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1539
	CreateReadWriteMode := 'w+'.
3132
037027ae20fd msdos MUST use binary mode in I/O
Claus Gittinger <cg@exept.de>
parents: 3044
diff changeset
  1540
    ]
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1541
!
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1542
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1543
initialize
593
19d568779cf7 moved StreamErrorSignal into Stream;
Claus Gittinger <cg@exept.de>
parents: 583
diff changeset
  1544
    OpenErrorSignal isNil ifTrue:[
8066
0dbcbe8989b8 OpenError is now a class based exception
Claus Gittinger <cg@exept.de>
parents: 8008
diff changeset
  1545
"/        OpenErrorSignal := OpenError.
0dbcbe8989b8 OpenError is now a class based exception
Claus Gittinger <cg@exept.de>
parents: 8008
diff changeset
  1546
"/        OpenErrorSignal nameClass:self message:#openErrorSignal.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1547
	OpenErrorSignal := OpenError.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1548
	OpenErrorSignal notifierString:'open error'.
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1549
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1550
"/        InvalidReadSignal := ReadErrorSignal newSignalMayProceed:false.
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1551
"/        InvalidReadSignal nameClass:self message:#invalidReadSignal.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1552
	InvalidReadSignal := InvalidReadError.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1553
	InvalidReadSignal notifierString:'stream does not support reading'.
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1554
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1555
"/        InvalidWriteSignal := WriteErrorSignal newSignalMayProceed:false.
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1556
"/        InvalidWriteSignal nameClass:self message:#invalidWriteSignal.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1557
	InvalidWriteSignal := InvalidWriteError.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1558
	InvalidWriteSignal notifierString:'stream does not support writing'.
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1559
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1560
"/        InvalidModeSignal :=  StreamErrorSignal newSignalMayProceed:false.
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1561
"/        InvalidModeSignal nameClass:self message:#invalidModeSignal.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1562
	InvalidModeSignal := InvalidModeError.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1563
	InvalidModeSignal notifierString:'binary/text mode mismatch'.
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1564
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1565
"/        InvalidOperationSignal :=  StreamErrorSignal newSignalMayProceed:false.
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1566
"/        InvalidOperationSignal nameClass:self message:#invalidOperationSignal.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1567
	InvalidOperationSignal := InvalidOperationError.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1568
	InvalidOperationSignal notifierString:'unsupported file operation'.
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1569
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1570
"/        StreamNotOpenSignal := StreamErrorSignal newSignalMayProceed:false.
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1571
"/        StreamNotOpenSignal nameClass:self message:#streamNotOpenSignal.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1572
	StreamNotOpenSignal := StreamNotOpenError.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1573
	StreamNotOpenSignal notifierString:'stream is not open'.
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1574
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1575
"/        StreamIOErrorSignal := StreamErrorSignal newSignalMayProceed:false.
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1576
"/        StreamIOErrorSignal nameClass:self message:#streamIOErrorSignal.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1577
	StreamIOErrorSignal := StreamIOError.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1578
	StreamIOErrorSignal notifierString:'I/O error'.
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1579
    ].
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1580
31
75f2b9f78be2 *** empty log message ***
claus
parents: 25
diff changeset
  1581
    Lobby isNil ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1582
	Lobby := Registry new.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1583
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1584
	"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
  1585
	ObjectMemory addDependent:self
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1586
    ].
5442
24b88d75396d only init once
Claus Gittinger <cg@exept.de>
parents: 5441
diff changeset
  1587
    DefaultEOLMode isNil ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1588
	self initDefaultEOLMode.
5442
24b88d75396d only init once
Claus Gittinger <cg@exept.de>
parents: 5441
diff changeset
  1589
    ].
24b88d75396d only init once
Claus Gittinger <cg@exept.de>
parents: 5441
diff changeset
  1590
    ReadMode isNil ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1591
	self initModeStrings.
5442
24b88d75396d only init once
Claus Gittinger <cg@exept.de>
parents: 5441
diff changeset
  1592
    ].
3474
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1593
    "Modified: / 21.5.1998 / 16:33:53 / cg"
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1594
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1595
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1596
reOpenFiles
4108
8c4a45bc70eb perform reOpen of streams earlier (before doing the view-reinit)
Claus Gittinger <cg@exept.de>
parents: 4093
diff changeset
  1597
    "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
  1598
     This is invoked via the #earlyRestart change notification."
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1599
301
35e40a6fc72b *** empty log message ***
claus
parents: 269
diff changeset
  1600
    Lobby do:[:aFileStream |
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1601
	aFileStream reOpen
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1602
    ].
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1603
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1604
1469
570ef7f8667b checkin from browser
Claus Gittinger <cg@exept.de>
parents: 1464
diff changeset
  1605
update:something with:aParameter from:changedObject
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1606
    "have to reopen files when returning from snapshot"
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1607
4108
8c4a45bc70eb perform reOpen of streams earlier (before doing the view-reinit)
Claus Gittinger <cg@exept.de>
parents: 4093
diff changeset
  1608
    something == #earlyRestart ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1609
	self reOpenFiles.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1610
	self initDefaultEOLMode
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1611
    ]
1469
570ef7f8667b checkin from browser
Claus Gittinger <cg@exept.de>
parents: 1464
diff changeset
  1612
570ef7f8667b checkin from browser
Claus Gittinger <cg@exept.de>
parents: 1464
diff changeset
  1613
    "Created: 15.6.1996 / 15:19:59 / cg"
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1614
! !
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1615
2045
1ad17ca6520f fall back to super>>nextPutLine: if argument is not a string.
Claus Gittinger <cg@exept.de>
parents: 2044
diff changeset
  1616
!ExternalStream class methodsFor:'instance creation'!
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1617
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1618
forFileDescriptor:aFileDescriptor mode:modeString
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1619
    "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
  1620
     to operate on this fd.
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1621
     The mode-argument is passed to the fdopen call.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1622
     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
  1623
     primitive code, or to wrap pipe-fds into externalStreams."
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1624
7002
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1625
    ^ self forFileDescriptor:aFileDescriptor mode:modeString buffered:true
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1626
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1627
    "
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1628
     the example below will probably fail (15 is a random FD):
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1629
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1630
     |s|
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1631
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1632
     s := ExternalStream forFileDescriptor:15 mode:'r'.
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1633
     s next.
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1634
    "
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1635
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1636
    "Created: 29.2.1996 / 18:05:00 / cg"
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1637
    "Modified: 29.2.1996 / 18:17:07 / cg"
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1638
!
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1639
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1640
forFileDescriptor:aFileDescriptor mode:modeString buffered:buffered
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1641
    "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
  1642
     to operate on this fd.
7002
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1643
     The mode-argument is passed to the fdopen call.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1644
     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
  1645
     primitive code, or to wrap pipe-fds into externalStreams."
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1646
1048
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1647
    |newStream|
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1648
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1649
    newStream := self basicNew.
7002
7a5d55f87cd7 make pseudoTTYs unbuffered (req'd for UNIXWARE)
penk
parents: 6812
diff changeset
  1650
    newStream text; buffered:buffered; eolMode:DefaultEOLMode; clearEOF.
3535
03890e8be43d added #makePTYPair
Claus Gittinger <cg@exept.de>
parents: 3490
diff changeset
  1651
    ^ newStream connectTo:aFileDescriptor withMode:modeString
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1652
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1653
    "
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1654
     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
  1655
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1656
     |s|
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1657
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1658
     s := ExternalStream forFileDescriptor:15 mode:'r'.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1659
     s next.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1660
    "
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1661
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1662
    "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
  1663
    "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
  1664
!
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1665
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1666
forReadWriteToFileDescriptor:aFileDescriptor
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1667
    "given a fileDescriptor, create an ExternalStream object
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1668
     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
  1669
     as returned by user primitive code, or to wrap pipe-
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1670
     filedescriptors into externalStreams."
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1671
3535
03890e8be43d added #makePTYPair
Claus Gittinger <cg@exept.de>
parents: 3490
diff changeset
  1672
    ^ (self forFileDescriptor:aFileDescriptor mode:ReadWriteMode) readwrite
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1673
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1674
    "
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1675
     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
  1676
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1677
     |s|
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
     s := ExternalStream forReadWriteToFileDescriptor:15.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1680
     s next.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1681
    "
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1682
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1683
    "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
  1684
    "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
  1685
!
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
forReadingFromFileDescriptor:aFileDescriptor
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1688
    "given a fileDescriptor, create an ExternalStream object
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1689
     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
  1690
     as returned by user primitive code, or to wrap pipe-
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1691
     filedescriptors into externalStreams."
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1692
3535
03890e8be43d added #makePTYPair
Claus Gittinger <cg@exept.de>
parents: 3490
diff changeset
  1693
    ^ (self forFileDescriptor:aFileDescriptor mode:ReadMode) readonly
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1694
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1695
    "
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1696
     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
  1697
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1698
     |s|
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
     s := ExternalStream forReadingFromFileDescriptor:15.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1701
     s next.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1702
    "
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1703
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1704
    "
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1705
     |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
  1706
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1707
     'create OS pipe ...'.
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
     pipe := OperatingSystem makePipe.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1710
     readFd := pipe at:1.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1711
     writeFd := pipe at:2.
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
     'connect Smalltalk streams ...'.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1714
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1715
     rs := ExternalStream forReadingFromFileDescriptor:readFd.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1716
     ws := ExternalStream forWritingToFileDescriptor:writeFd.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1717
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1718
     'read ...'.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1719
     [
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1720
	 1 to:10 do:[:i |
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1721
	     Transcript showCR:rs nextLine
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1722
	 ].
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1723
	 rs close.
1048
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1724
     ] forkAt:7.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1725
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1726
     'write ...'.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1727
     [
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1728
	 1 to:10 do:[:i |
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1729
	     ws nextPutAll:'hello world '; nextPutAll:i printString; cr
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1730
	 ].
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1731
	 ws close.
1048
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1732
     ] fork.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1733
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
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1736
    "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
  1737
    "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
  1738
!
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1739
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1740
forWritingToFileDescriptor:aFileDescriptor
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1741
    "given a fileDescriptor, create an ExternalStream object
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1742
     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
  1743
     as returned by user primitive code, or to wrap pipe-
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1744
     filedescriptors into externalStreams."
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1745
3535
03890e8be43d added #makePTYPair
Claus Gittinger <cg@exept.de>
parents: 3490
diff changeset
  1746
    ^ (self forFileDescriptor:aFileDescriptor mode:WriteMode) writeonly
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1747
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1748
    "
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1749
     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
  1750
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1751
     |s|
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1752
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1753
     s := ExternalStream forWritingToFileDescriptor:15.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1754
     s binary.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1755
     s nextPut:1.
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1756
    "
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1757
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1758
    "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
  1759
    "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
  1760
!
c535c5a73cba added facilities to connect to given Fd's and #makePipe
Claus Gittinger <cg@exept.de>
parents: 1044
diff changeset
  1761
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1762
new
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1763
    |newStream|
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1764
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1765
    newStream := self basicNew.
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  1766
    newStream text; buffered:true; eolMode:DefaultEOLMode; clearEOF.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1767
    ^ newStream
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1768
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1769
2045
1ad17ca6520f fall back to super>>nextPutLine: if argument is not a string.
Claus Gittinger <cg@exept.de>
parents: 2044
diff changeset
  1770
!ExternalStream class methodsFor:'Signal constants'!
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1771
1522
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  1772
inaccessibleSignal
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  1773
    "ST-80 compatibility: return openErrorSignal"
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  1774
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  1775
    ^ self openErrorSignal
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  1776
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  1777
    "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
  1778
!
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  1779
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1780
invalidModeSignal
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1781
    "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
  1782
     or binary-I/O with a text stream"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1783
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1784
    ^ InvalidModeError
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1785
!
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1786
932
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  1787
invalidOperationSignal
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  1788
    "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
  1789
     I/O operation is attempted"
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  1790
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1791
    ^ InvalidOperationError
932
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  1792
!
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  1793
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1794
invalidReadSignal
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1795
    "return the signal raised when reading from writeonly 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
    ^ InvalidReadError
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1798
!
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1799
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1800
invalidWriteSignal
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1801
    "return the signal raised when writing to readonly streams"
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1802
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1803
    ^ InvalidWriteError
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1804
!
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1805
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1806
openErrorSignal
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1807
    "return the signal raised when a file open failed"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1808
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1809
    ^ OpenErrorSignal
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1810
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1811
3474
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1812
streamIOErrorSignal
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1813
    "return the signal raised when an I/O error occurs.
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1814
     (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
  1815
     which is no longer available and has been mounted soft)"
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1816
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1817
    ^ StreamIOError
3474
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1818
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1819
    "Created: / 21.5.1998 / 16:32:55 / cg"
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1820
!
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  1821
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1822
streamNotOpenSignal
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1823
    "return the signal raised on I/O with closed streams"
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1824
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  1825
    ^ StreamNotOpenError
2
claus
parents: 1
diff changeset
  1826
! !
claus
parents: 1
diff changeset
  1827
2045
1ad17ca6520f fall back to super>>nextPutLine: if argument is not a string.
Claus Gittinger <cg@exept.de>
parents: 2044
diff changeset
  1828
!ExternalStream class methodsFor:'error handling'!
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1829
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1830
errorReporter
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1831
    "I know about error codes"
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1832
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1833
    ^ self
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1834
!
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1835
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1836
lastErrorNumber
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1837
    "return the errno of the last error"
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1838
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1839
    ^ LastErrorNumber
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1840
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1841
    "
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1842
     ExternalStream lastErrorNumber
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  1843
    "
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1844
!
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1845
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1846
lastErrorString
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1847
    "return a message string describing the last error"
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1848
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1849
    ^ OperatingSystem errorTextForNumber:LastErrorNumber
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1850
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1851
    "
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1852
     ExternalStream lastErrorString
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1853
    "
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1854
!
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1855
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1856
reportOn:anErrorSymbolOrNumber
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1857
    "an error occured.
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1858
     Report it via an Exception"
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1859
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1860
    anErrorSymbolOrNumber isInteger ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1861
	StreamError
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1862
	    raiseRequestWith:anErrorSymbolOrNumber
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1863
	    errorString:(' - os error:' , (OperatingSystem errorTextForNumber:anErrorSymbolOrNumber))
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1864
    ].
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1865
    (self respondsTo:anErrorSymbolOrNumber) ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1866
	self perform:anErrorSymbolOrNumber
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1867
    ] ifFalse:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1868
	StreamError
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1869
	    raiseRequestWith:anErrorSymbolOrNumber
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1870
	    errorString:(' - ' , anErrorSymbolOrNumber printString)
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1871
    ].
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  1872
    ^ false
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1873
! !
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  1874
7497
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1875
!ExternalStream class methodsFor:'obsolete'!
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1876
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1877
makePTYPair
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1878
    "obsolete since 12-07-2003"
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1879
    <resource:#obsolete>
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1880
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1881
    self obsoleteMethodWarning:'use NonPositionableExternalStream makePTYPair'.
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1882
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1883
    ^ NonPositionableExternalStream makePTYPair.
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1884
!
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1885
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1886
makePipe
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1887
    "obsolete since 12-07-2003"
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1888
    <resource:#obsolete>
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1889
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1890
    self obsoleteMethodWarning:'use NonPositionableExternalStream makePipe'.
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1891
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1892
    ^ NonPositionableExternalStream makePipe.
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1893
! !
cc29afd51151 Do not block when writing to pipes
Stefan Vogel <sv@exept.de>
parents: 7261
diff changeset
  1894
7261
f35fc9cee675 method category rename
Claus Gittinger <cg@exept.de>
parents: 7195
diff changeset
  1895
!ExternalStream methodsFor:'Compatibility-Dolphin'!
6474
92a666c5b104 dolphin compatibility
Claus Gittinger <cg@exept.de>
parents: 6461
diff changeset
  1896
92a666c5b104 dolphin compatibility
Claus Gittinger <cg@exept.de>
parents: 6461
diff changeset
  1897
beText
92a666c5b104 dolphin compatibility
Claus Gittinger <cg@exept.de>
parents: 6461
diff changeset
  1898
    self text
92a666c5b104 dolphin compatibility
Claus Gittinger <cg@exept.de>
parents: 6461
diff changeset
  1899
! !
92a666c5b104 dolphin compatibility
Claus Gittinger <cg@exept.de>
parents: 6461
diff changeset
  1900
7261
f35fc9cee675 method category rename
Claus Gittinger <cg@exept.de>
parents: 7195
diff changeset
  1901
!ExternalStream methodsFor:'Compatibility-Squeak'!
3044
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1902
3872
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1903
nextInto:aByteArrayOrString
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1904
    "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
  1905
     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
  1906
     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
  1907
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1908
    |n nWanted|
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1909
4368
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1910
    nWanted := aByteArrayOrString byteSize.
3872
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1911
    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
  1912
    n == nWanted ifTrue:[^ aByteArrayOrString].
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1913
    ^ aByteArrayOrString copyTo:n
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1914
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1915
!
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1916
4368
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1917
readInto:aContainer startingAt:index count:nElements
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1918
    "same as #nextBytes:into:startingAt: for ByteArrays;
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1919
     for LongArrays, nelements longs are read.
3872
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1920
     Squeak compatibility."
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1921
4368
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1922
    |elementSize n|
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1923
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1924
    elementSize := aContainer class elementByteSize.
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1925
    n := self nextBytes:nElements*elementSize into:aContainer startingAt:1.
d69568f9ad95 squeak compatibility fixes
Claus Gittinger <cg@exept.de>
parents: 4161
diff changeset
  1926
    ^ n // elementSize
3872
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1927
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1928
!
cab901645d2a added #nextInto: and #readInto: for Squeak compatibility.
Claus Gittinger <cg@exept.de>
parents: 3863
diff changeset
  1929
3044
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1930
readOnly
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1931
    "Squeak compatibility: make the stream readOnly"
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1932
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1933
    mode := #readonly
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1934
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1935
    "Modified: 20.10.1997 / 19:23:04 / cg"
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1936
    "Created: 20.10.1997 / 19:23:19 / cg"
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1937
! !
a0bbac91639b *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3029
diff changeset
  1938
5187
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1939
!ExternalStream methodsFor:'Signal constants'!
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1940
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1941
invalidReadSignal
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1942
    ^ self class invalidReadSignal
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1943
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1944
    "Created: / 3.12.1998 / 15:12:06 / cg"
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1945
!
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1946
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1947
invalidWriteSignal
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1948
    ^ self class invalidWriteSignal
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1949
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1950
    "Created: / 3.12.1998 / 15:12:10 / cg"
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1951
! !
4bf3787cc63a category renamining
Claus Gittinger <cg@exept.de>
parents: 5120
diff changeset
  1952
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1953
!ExternalStream methodsFor:'accessing'!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1954
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1955
binary
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1956
    "switch to binary mode - default is text"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1957
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  1958
    binary := true
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1959
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1960
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1961
buffered:aBoolean
10
claus
parents: 5
diff changeset
  1962
    "turn buffering on or off - default is on"
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1963
10
claus
parents: 5
diff changeset
  1964
    buffered := aBoolean
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1965
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1966
a27a279701f8 Initial revision
claus
parents:
diff changeset
  1967
contents
2
claus
parents: 1
diff changeset
  1968
    "return the contents of the file from the current position up-to
claus
parents: 1
diff changeset
  1969
     the end. If the stream is in binary mode, a ByteArray containing
claus
parents: 1
diff changeset
  1970
     the byte values is returned.
claus
parents: 1
diff changeset
  1971
     In text-mode, a collection of strings, each representing one line,
claus
parents: 1
diff changeset
  1972
     is returned."
claus
parents: 1
diff changeset
  1973
claus
parents: 1
diff changeset
  1974
    |text l chunks sizes chunk byteCount cnt bytes offset|
claus
parents: 1
diff changeset
  1975
claus
parents: 1
diff changeset
  1976
    binary ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1977
	"adding to a ByteArray produces quadratic time-space
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1978
	 behavior - therefore we allocate chunks, and concatenate them
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1979
	 at the end."
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1980
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1981
	chunks := OrderedCollection new.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1982
	sizes := OrderedCollection new.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1983
	byteCount := 0.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1984
	[self atEnd] whileFalse:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1985
	    chunk := ByteArray uninitializedNew:4096.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1986
	    cnt := self nextBytes:(chunk size) into:chunk.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1987
	    cnt notNil ifTrue:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1988
		chunks add:chunk.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1989
		sizes add:cnt.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1990
		byteCount := byteCount + cnt
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1991
	    ]
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1992
	].
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1993
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1994
	"now, create one big ByteArray"
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1995
	bytes := ByteArray uninitializedNew:byteCount.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1996
	offset := 1.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1997
	1 to:chunks size do:[:index |
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  1998
	    chunk := chunks at:index.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  1999
	    cnt := sizes at:index.
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2000
	    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
  2001
	    offset := offset + cnt
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2002
	].
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2003
	^ bytes
2
claus
parents: 1
diff changeset
  2004
    ].
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2005
244
9faa2da0650a Text <-> StringCollection
claus
parents: 223
diff changeset
  2006
    text := StringCollection new.
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2007
    [self atEnd] whileFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2008
	l := self nextLine.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2009
	l isNil ifTrue:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2010
	    ^ text
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2011
	].
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2012
	text add:l
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2013
    ].
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2014
    ^ text
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2015
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2016
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2017
contentsOfEntireFile
3938
4e7d1880336b oops - #contentsOfEntireFile must return a byteArray if in binaryMode.
Claus Gittinger <cg@exept.de>
parents: 3906
diff changeset
  2018
    "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
  2019
     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
  2020
6305
53b87502fc21 Fix #contentsOfEntireFile
Stefan Vogel <sv@exept.de>
parents: 6269
diff changeset
  2021
    binary ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2022
	^ self contents.
3938
4e7d1880336b oops - #contentsOfEntireFile must return a byteArray if in binaryMode.
Claus Gittinger <cg@exept.de>
parents: 3906
diff changeset
  2023
    ].
6305
53b87502fc21 Fix #contentsOfEntireFile
Stefan Vogel <sv@exept.de>
parents: 6269
diff changeset
  2024
    ^ self upToEnd
1522
1d0b4bc2e563 ST-80 compatibility: #contentsOfEntireFile must return a String.
Stefan Vogel <sv@exept.de>
parents: 1515
diff changeset
  2025
3876
a680b41a014c comment
Claus Gittinger <cg@exept.de>
parents: 3872
diff changeset
  2026
    "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
  2027
    "Modified: / 27.11.1998 / 16:29:43 / cg"
2
claus
parents: 1
diff changeset
  2028
!
claus
parents: 1
diff changeset
  2029
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2030
contentsSpecies
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2031
    "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
  2032
     (such as upTo)"
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2033
5441
e88302747bbd rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5431
diff changeset
  2034
    binary == true ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2035
	^ ByteArray
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2036
    ].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2037
    ^ String
2
claus
parents: 1
diff changeset
  2038
!
claus
parents: 1
diff changeset
  2039
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2040
eolMode:aSymbolOrNil
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2041
    "specify how end-of-line (EOL) is to be marked.
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2042
     The argument may be one of:
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2043
	#crlf         -> add a CR-NL, as in MSDOS
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2044
	#cr           -> add a CR, as in VMS
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2045
	#nl           -> add a NL, as in Unix
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2046
	anyOther      -> like #nl
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2047
    "
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2048
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2049
    eolMode := aSymbolOrNil
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2050
!
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2051
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2052
fileDescriptor
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2053
    "return the fileDescriptor of the receiver -
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2054
     notice: this one returns the underlying OSs fileDescriptor -
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2055
     this may not be available on all platforms (i.e. non unix systems)."
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2056
3971
aad506cdc5d9 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 3956
diff changeset
  2057
%{
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2058
    OBJ fp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2059
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  2060
    if ((fp = __INST(filePointer)) != nil) {
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2061
	FILEPOINTER f;
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2062
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2063
	f = __FILEVal(fp);
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2064
	RETURN ( __MKINT(fileno(f)) );
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2065
    }
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  2066
%}.
5852
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2067
    filePointer isNil ifTrue:[^ self errorNotOpen].
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2068
    ^ self fileDescriptorOfFile:filePointer
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2069
!
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2070
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2071
fileDescriptorOfFile:filePointer
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2072
    "for migration to rel5 only:
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2073
     return the fileDescriptor of the argument filePointer -
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2074
     notice: this one returns the underlying OSs fileDescriptor -
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2075
     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
  2076
338c6e0cab8f rel5 migration
Claus Gittinger <cg@exept.de>
parents: 5851
diff changeset
  2077
    self primitiveFailed
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2078
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2079
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2080
filePointer
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2081
    "return the filePointer of the receiver -
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2082
     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
  2083
     a FILE * - not a fileDescriptor.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2084
     (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
  2085
     You cannot do much with the returned value
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2086
     - except passing it to a primitive, for example."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2087
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2088
    ^ filePointer
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2089
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2090
5323
f4c3a230f42f more VW compatibility
Claus Gittinger <cg@exept.de>
parents: 5204
diff changeset
  2091
lineEndCRLF
f4c3a230f42f more VW compatibility
Claus Gittinger <cg@exept.de>
parents: 5204
diff changeset
  2092
    eolMode := #crlf
f4c3a230f42f more VW compatibility
Claus Gittinger <cg@exept.de>
parents: 5204
diff changeset
  2093
!
f4c3a230f42f more VW compatibility
Claus Gittinger <cg@exept.de>
parents: 5204
diff changeset
  2094
3016
42466b291fae more ST80 compatibility
ca
parents: 2999
diff changeset
  2095
lineEndTransparent
42466b291fae more ST80 compatibility
ca
parents: 2999
diff changeset
  2096
    eolMode := #cr
42466b291fae more ST80 compatibility
ca
parents: 2999
diff changeset
  2097
!
42466b291fae more ST80 compatibility
ca
parents: 2999
diff changeset
  2098
8069
fdf460457c96 acessing: pathName added (returns nil)
Michael Beyl <mb@exept.de>
parents: 8066
diff changeset
  2099
pathName
8511
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2100
    "answer the pathName of the stream.
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2101
     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
  2102
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2103
    ^ ''
8069
fdf460457c96 acessing: pathName added (returns nil)
Michael Beyl <mb@exept.de>
parents: 8066
diff changeset
  2104
!
fdf460457c96 acessing: pathName added (returns nil)
Michael Beyl <mb@exept.de>
parents: 8066
diff changeset
  2105
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2106
readonly
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2107
    "set access mode to readonly"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2108
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2109
    mode := #readonly
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2110
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2111
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2112
readwrite
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2113
    "set access mode to readwrite"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2114
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2115
    mode := #readwrite
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2116
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2117
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2118
text
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2119
    "switch to text mode - default is text"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2120
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2121
    binary := false
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2122
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2123
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2124
useCRLF:aBoolean
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2125
    "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
  2126
     This method is provided for backward compatibility - see #eolMode:
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2127
     which offers another choice."
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2128
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2129
    aBoolean ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2130
	eolMode := #crlf
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2131
    ] ifFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2132
	eolMode := #nl
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2133
    ].
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2134
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2135
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2136
writeonly
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2137
    "set access mode to writeonly"
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
    mode := #writeonly
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
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2142
!ExternalStream methodsFor:'closing'!
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2143
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2144
close
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2145
    "close the stream - tell operating system"
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2146
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2147
    self isOpen ifTrue:[
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2148
	Lobby unregister:self.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2149
	self closeFile.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2150
    ]
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2151
!
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2152
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2153
shutDown
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2154
    "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
  2155
     see comment there"
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2156
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2157
    self isOpen ifTrue:[
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2158
	Lobby unregister:self.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2159
	self closeFile
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2160
    ]
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
    "Modified: 30.8.1996 / 00:39:21 / cg"
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2163
! !
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  2164
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2165
!ExternalStream methodsFor:'error handling'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2166
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2167
argumentMustBeCharacter
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2168
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2169
8209
908ba4b9543e check for written characters to be in 00..FF
Claus Gittinger <cg@exept.de>
parents: 8074
diff changeset
  2170
    "report an error, that the argument must be a character in 0..FF"
908ba4b9543e check for written characters to be in 00..FF
Claus Gittinger <cg@exept.de>
parents: 8074
diff changeset
  2171
908ba4b9543e check for written characters to be in 00..FF
Claus Gittinger <cg@exept.de>
parents: 8074
diff changeset
  2172
    ^ self error:'argument must be a single byte character'
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2173
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2174
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2175
argumentMustBeInteger
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2176
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2177
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2178
    "report an error, that the argument must be an integer"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2179
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2180
    ^ self error:'argument must be an integer'
77
6c38ca59927f *** empty log message ***
claus
parents: 68
diff changeset
  2181
!
6c38ca59927f *** empty log message ***
claus
parents: 68
diff changeset
  2182
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2183
argumentMustBeString
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2184
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2185
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2186
    "report an error, that the argument must be a string"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2187
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2188
    ^ self error:'argument must be a string'
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2189
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2190
4526
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2191
errorAlreadyOpen
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2192
    "{ Pragma: +optSpace }"
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2193
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2194
    "report an error, that the stream is already opened"
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2195
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  2196
    ^ OpenError
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2197
	raiseRequestWith:self
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2198
	errorString:' - stream is already open'
8511
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2199
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2200
    "
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2201
      self new errorAlreadyOpen
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2202
    "
4526
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2203
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2204
    "Modified: / 8.5.1999 / 20:12:30 / cg"
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2205
!
a42dc8e09586 errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents: 4468
diff changeset
  2206
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2207
errorBinary
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2208
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2209
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2210
    "report an error, that the stream is in binary mode"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2211
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  2212
    ^ InvalidModeError
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2213
	raiseRequestWith:self
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2214
	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
  2215
	"/ in:thisContext sender
4161
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2216
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2217
    "Modified: / 8.5.1999 / 20:12:43 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2218
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2219
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2220
errorNotBinary
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
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2223
    "report an error, that the stream is not in binary mode"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2224
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  2225
    ^ InvalidModeError
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2226
	raiseRequestWith:self
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2227
	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
  2228
	"/ in:thisContext sender
4161
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2229
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2230
    "Modified: / 8.5.1999 / 20:12:40 / cg"
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2231
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2232
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2233
errorNotBuffered
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2234
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2235
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2236
    "report an error, that the stream is not in buffered mode"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2237
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  2238
    ^ StreamError
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2239
	raiseRequestWith:self
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2240
	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
  2241
	"/ in:thisContext sender
4161
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2242
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2243
    "Modified: / 8.5.1999 / 20:12:36 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2244
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2245
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2246
errorNotOpen
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2247
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2248
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2249
    "report an error, that the stream has not been opened"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2250
8511
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2251
    ^ 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
  2252
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2253
    "Modified: / 8.5.1999 / 20:12:33 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2254
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2255
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2256
errorReadOnly
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2257
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2258
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2259
    "report an error, that the stream is a readOnly stream"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2260
8511
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2261
    ^ 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
  2262
4468
8c67b4f973d8 raise vs. raiseRequest
Claus Gittinger <cg@exept.de>
parents: 4456
diff changeset
  2263
    "Modified: / 30.7.1999 / 17:08:19 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2264
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2265
6255
d68343dc8288 Define #errorReporter and #reportError: (ST-80 protocol)
Stefan Vogel <sv@exept.de>
parents: 6012
diff changeset
  2266
errorReporter
d68343dc8288 Define #errorReporter and #reportError: (ST-80 protocol)
Stefan Vogel <sv@exept.de>
parents: 6012
diff changeset
  2267
    "ST-80 mimicry."
d68343dc8288 Define #errorReporter and #reportError: (ST-80 protocol)
Stefan Vogel <sv@exept.de>
parents: 6012
diff changeset
  2268
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  2269
    ^ self class
6255
d68343dc8288 Define #errorReporter and #reportError: (ST-80 protocol)
Stefan Vogel <sv@exept.de>
parents: 6012
diff changeset
  2270
!
d68343dc8288 Define #errorReporter and #reportError: (ST-80 protocol)
Stefan Vogel <sv@exept.de>
parents: 6012
diff changeset
  2271
932
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  2272
errorUnsupportedOperation
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2273
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2274
932
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  2275
    "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
  2276
8511
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2277
    ^ 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
  2278
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2279
    "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
  2280
!
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  2281
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2282
errorWriteOnly
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2283
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2284
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2285
    "report an error, that the stream is a writeOnly stream"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2286
8511
eb02df149f42 Raise proceedable exception proceedable.
Stefan Vogel <sv@exept.de>
parents: 8472
diff changeset
  2287
    ^ 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
  2288
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2289
    "Modified: / 8.5.1999 / 20:12:20 / cg"
2
claus
parents: 1
diff changeset
  2290
!
claus
parents: 1
diff changeset
  2291
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2292
ioError
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2293
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2294
3474
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  2295
    "report an error, that some I/O error occured.
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  2296
     (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
  2297
     which is no longer available and has been mounted soft)"
1af4d150dab4 added extra streamIOError signal.
Claus Gittinger <cg@exept.de>
parents: 3467
diff changeset
  2298
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  2299
    ^ StreamIOError
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2300
	raiseRequestWith:self
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2301
	errorString:(' : ' , self lastErrorString)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2302
	"/ in:thisContext sender
4161
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2303
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2304
    "Modified: / 8.5.1999 / 20:12:16 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2305
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2306
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2307
lastErrorNumber
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2308
    "return the last error"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2309
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2310
    ^ lastErrorNumber
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2311
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2312
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2313
lastErrorString
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2314
    "return a message string describing the last error"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2315
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2316
    (lastErrorNumber isNil or:[lastErrorNumber == 0]) ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2317
	^ 'I/O error'
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2318
    ].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2319
    ^ OperatingSystem errorTextForNumber:lastErrorNumber
2
claus
parents: 1
diff changeset
  2320
!
claus
parents: 1
diff changeset
  2321
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2322
openError
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2323
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2324
8007
adfabcb563e0 openError backWard compatibility.
Claus Gittinger <cg@exept.de>
parents: 7887
diff changeset
  2325
    "/ for backward compatibility, use:
adfabcb563e0 openError backWard compatibility.
Claus Gittinger <cg@exept.de>
parents: 7887
diff changeset
  2326
    "/ self class openErrorSignal isHandled ifFalse:[^ nil].
adfabcb563e0 openError backWard compatibility.
Claus Gittinger <cg@exept.de>
parents: 7887
diff changeset
  2327
8008
e80739d6c312 openError backWard compatibility.
Claus Gittinger <cg@exept.de>
parents: 8007
diff changeset
  2328
    "/ or even:
e80739d6c312 openError backWard compatibility.
Claus Gittinger <cg@exept.de>
parents: 8007
diff changeset
  2329
    "/ ^ nil.
e80739d6c312 openError backWard compatibility.
Claus Gittinger <cg@exept.de>
parents: 8007
diff changeset
  2330
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2331
    "report an error, that the open failed"
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2332
    ^ OpenError
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2333
	raiseRequestWith:self
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2334
	errorString:(' : ' , self lastErrorString)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2335
	"/ in:thisContext sender
3235
cc254b307159 FileStream redefines #openErrorSignal.
Stefan Vogel <sv@exept.de>
parents: 3221
diff changeset
  2336
cc254b307159 FileStream redefines #openErrorSignal.
Stefan Vogel <sv@exept.de>
parents: 3221
diff changeset
  2337
    "Modified: / 28.1.1998 / 14:37:42 / stefan"
4161
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2338
    "Modified: / 8.5.1999 / 20:12:12 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2339
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2340
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2341
readError
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2342
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2343
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2344
    "report an error, that some read error occured"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2345
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  2346
    ^ ReadError
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2347
	raiseRequestWith:self
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2348
	errorString:(' : ' , self lastErrorString)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2349
	"/ in:thisContext sender
4161
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2350
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2351
    "Modified: / 8.5.1999 / 20:12:00 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2352
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2353
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2354
writeError
1119
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2355
    "{ Pragma: +optSpace }"
956d62a5656c compile seldom used methods with optSpace (is this a good idea ?)
Claus Gittinger <cg@exept.de>
parents: 1079
diff changeset
  2356
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2357
    "report an error, that some write error occured"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2358
8074
4dce05d6d0a1 class based exceptions
Claus Gittinger <cg@exept.de>
parents: 8070
diff changeset
  2359
    ^ WriteError
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2360
	raiseRequestWith:self
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2361
	errorString:(' : ' , self lastErrorString)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2362
	"/ in:thisContext sender
4161
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2363
3f2758cfeff5 raise errors in thisContext (not in sender context)
Claus Gittinger <cg@exept.de>
parents: 4152
diff changeset
  2364
    "Modified: / 8.5.1999 / 20:12:09 / cg"
612
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
6461
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2367
!ExternalStream methodsFor:'finalization'!
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2368
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2369
finalizationLobby
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2370
    "answer the registry used for finalization.
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2371
     ExternalStreams have their own Registry"
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2372
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2373
    ^ Lobby
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2374
!
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2375
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2376
finalize
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2377
    "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
  2378
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2379
    self closeFile
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2380
! !
f5efaff3457b Allow #registerForFinalization for classes defining their own Lobby.
Stefan Vogel <sv@exept.de>
parents: 6441
diff changeset
  2381
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2382
!ExternalStream methodsFor:'instance release'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2383
6441
2be4aa0d2991 Use #finalize instead of #disposed
Stefan Vogel <sv@exept.de>
parents: 6305
diff changeset
  2384
executor
2be4aa0d2991 Use #finalize instead of #disposed
Stefan Vogel <sv@exept.de>
parents: 6305
diff changeset
  2385
    "return a copy for finalization-registration;
2be4aa0d2991 Use #finalize instead of #disposed
Stefan Vogel <sv@exept.de>
parents: 6305
diff changeset
  2386
     since all we need at finalization time is the fileDescriptor,
2be4aa0d2991 Use #finalize instead of #disposed
Stefan Vogel <sv@exept.de>
parents: 6305
diff changeset
  2387
     a cheaper copy is possible."
2be4aa0d2991 Use #finalize instead of #disposed
Stefan Vogel <sv@exept.de>
parents: 6305
diff changeset
  2388
2be4aa0d2991 Use #finalize instead of #disposed
Stefan Vogel <sv@exept.de>
parents: 6305
diff changeset
  2389
    ^ self class basicNew setFilePointer:filePointer
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2390
! !
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2391
2
claus
parents: 1
diff changeset
  2392
!ExternalStream methodsFor:'line reading/writing'!
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2393
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2394
nextLine
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2395
    "read the next line (characters up to newline).
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2396
     Return a string containing those characters excluding the newline.
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2397
     If the previous-to-last character is a cr, this is also removed,
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  2398
     so its possible to read alien (i.e. ms-dos) text as well.
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  2399
     The line must be shorter than 16K characters - otherwise an error is signalled."
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  2400
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  2401
    |line|
971
eb70f5674303 max lineLength (in nextLine) increased to 16k
Claus Gittinger <cg@exept.de>
parents: 933
diff changeset
  2402
3029
aa14768e0e6a larger lineBuffer in #nextLine
Claus Gittinger <cg@exept.de>
parents: 3016
diff changeset
  2403
%{  /* STACK:34000 */
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2404
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2405
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  2406
    int len, ret;
3029
aa14768e0e6a larger lineBuffer in #nextLine
Claus Gittinger <cg@exept.de>
parents: 3016
diff changeset
  2407
    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
  2408
    char *rslt, *nextPtr, *limit;
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  2409
    int fd, ch;
1068
92fdcccf12a3 alles MIST - zurueck zu 1.89 und NOCONTEXT entfernt
Claus Gittinger <cg@exept.de>
parents: 1067
diff changeset
  2410
    int _buffered;
216
a8abff749575 *** empty log message ***
claus
parents: 213
diff changeset
  2411
    OBJ fp;
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  2412
    int lineTooLong = 0;
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2413
    int cutOff = 0;
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2414
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  2415
    __INST(lastErrorNumber) = nil;
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  2416
    if (((fp = __INST(filePointer)) != nil)
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2417
	&& (__INST(mode) != @symbol(writeonly))
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2418
	&& (__INST(binary) != true)
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  2419
    ) {
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2420
	f = __FILEVal(fp);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2421
	buffer[0] = '\0';
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2422
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2423
	_buffered = (__INST(buffered) == true);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2424
	if (_buffered) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2425
	    __READING__(f);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2426
	}
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2427
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2428
	rslt = nextPtr = buffer;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2429
	limit = buffer + sizeof(buffer) - 2;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2430
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2431
	for (;;) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2432
	    __READBYTE__(ret, f, nextPtr, _buffered);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2433
	    if (ret <= 0) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2434
		if (nextPtr == buffer)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2435
		    rslt = NULL;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2436
		if (ret == 0) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2437
		    __INST(hitEOF) = true;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2438
		    break;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2439
		} else {
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  2440
		    __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2441
		    goto err;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2442
		}
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2443
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2444
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2445
	    if (*nextPtr == '\n') {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2446
		cutOff = 1;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2447
		*nextPtr = '\0';
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2448
		break;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2449
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2450
	    if (*nextPtr == '\r') {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2451
		char peekChar;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2452
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2453
		/*
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2454
		 * peek ahead for a newLine ...
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2455
		 */
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2456
		__READBYTE__(ret, f, &peekChar, _buffered);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2457
		if (ret <= 0) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2458
		    cutOff = 1;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2459
		    *nextPtr = '\0';
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2460
		    if (ret == 0) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2461
			__INST(hitEOF) = true;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2462
			break;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2463
		    }
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  2464
		    __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2465
		    goto err;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2466
		}
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2467
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2468
		if (peekChar == '\n') {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2469
		    cutOff = 2;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2470
		    *nextPtr = '\0';
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2471
		    break;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2472
		}
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2473
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2474
		__UNGETC__(peekChar, f, _buffered);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2475
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2476
		cutOff = 1;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2477
		*nextPtr = '\0';
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2478
		break;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2479
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2480
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2481
	    nextPtr++;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2482
	    if (nextPtr >= limit) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2483
		*nextPtr = '\0';
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2484
		lineTooLong = 1;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2485
		if (@global(InfoPrinting) == true) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2486
		    fprintf(stderr, "ExtStream [warning]: line truncated in nextLine\n");
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2487
		}
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2488
		break;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2489
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2490
	}
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2491
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2492
	if (rslt != NULL) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2493
	    len = nextPtr-buffer;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2494
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2495
	    if (__isSmallInteger(__INST(position))) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2496
		INT np = __intVal(__INST(position)) + len + cutOff;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2497
		OBJ t;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2498
8881
53e94478133f STORE macro fix (gcc3.4 bug)
Claus Gittinger <cg@exept.de>
parents: 8818
diff changeset
  2499
		t = __MKINT(np); __INST(position) = t; __STORE(self, t);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2500
	    } else {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2501
		__INST(position) = nil; /* i.e. do not know */
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2502
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2503
	    /* remove any EOL character */
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2504
	    if (len != 0) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2505
		if (buffer[len-1] == '\n') {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2506
		    buffer[--len] = '\0';
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2507
		}
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2508
		if ((len != 0) && (buffer[len-1] == '\r')) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2509
		    buffer[--len] = '\0';
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2510
		}
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2511
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2512
	    line = __MKSTRING_L(buffer, len);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2513
	    if (! lineTooLong) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2514
		RETURN ( line );
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2515
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2516
	}
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2517
    }
1478
aae07192b7d1 labels in empty statements need a semi
Claus Gittinger <cg@exept.de>
parents: 1469
diff changeset
  2518
err: ;
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2519
%}.
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  2520
    line notNil ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2521
	"/ the line as read is longer than 32k characters (boy - what a line)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2522
	"/ The exception could be handled by reading more and returning the
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2523
	"/ concatenation in your exception handler (the receiver and the partial
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2524
	"/ line are passed as parameter)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2525
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2526
	LineTooLongErrorSignal isHandled ifTrue:[
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2527
	    ^ LineTooLongErrorSignal
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2528
		raiseRequestWith:(Array with:self with:line)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2529
		     errorString:('line too long read error')
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2530
	].
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2531
	^ line , self nextLine
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  2532
    ].
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  2533
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  2534
    (hitEOF == true) ifTrue:[^ self pastEndRead].
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2535
    lastErrorNumber notNil ifTrue:[^ self readError].
2
claus
parents: 1
diff changeset
  2536
    filePointer isNil ifTrue:[^ self errorNotOpen].
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2537
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
5431
24ce291c71f2 migration support
Claus Gittinger <cg@exept.de>
parents: 5430
diff changeset
  2538
    (binary == true) ifTrue:[^ self errorBinary].
24ce291c71f2 migration support
Claus Gittinger <cg@exept.de>
parents: 5430
diff changeset
  2539
    ^ super nextLine
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2540
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2541
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2542
nextPutLine:aString
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2543
    "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
  2544
     (LF, CR or CRLF - depending in the setting of eolMode)"
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2545
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  2546
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2547
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  2548
    int len, cnt, len1, _buffered;
7875
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  2549
    OBJ fp;
537
dc4dad8a5ddd many ExtStream rewrites - has to be reevaluated in all platforms
Claus Gittinger <cg@exept.de>
parents: 530
diff changeset
  2550
    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
  2551
    int o_offs;
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2552
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  2553
    __INST(lastErrorNumber) = nil;
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2554
    if (((fp = __INST(filePointer)) != nil)
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2555
	&& (__INST(mode) != @symbol(readonly))
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2556
	&& (__INST(binary) != true)
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2557
	&& __isString(aString)
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  2558
    ) {
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2559
	f = __FILEVal(fp);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2560
	len = __stringSize(aString);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2561
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2562
	if (_buffered = (__INST(buffered) == true)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2563
	    __WRITING__(f)
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2564
	}
9053
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  2565
#ifdef WIN32
10328
ad731a7584a3 ensure that win32_fwrite is used for stdout and stderr
Claus Gittinger <cg@exept.de>
parents: 9053
diff changeset
  2566
	if ((f == __win32_stdout()) || (f == __win32_stderr())) {
ad731a7584a3 ensure that win32_fwrite is used for stdout and stderr
Claus Gittinger <cg@exept.de>
parents: 9053
diff changeset
  2567
	    cnt = __win32_fwrite(__stringVal(aString), 1, len, f);
9053
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  2568
	} else
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  2569
#endif
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  2570
	{
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  2571
#ifdef BUGGY
9053
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  2572
	    __WRITEBYTES__(cnt, f, __stringVal(aString), len, _buffered);
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  2573
#else
9053
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  2574
	    o_offs = (char *)__stringVal(aString)-(char *)aString;
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  2575
	    __WRITEBYTES_OBJ__(cnt, f, aString, o_offs, len, _buffered);
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  2576
#endif
9053
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  2577
	}
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2578
	if (cnt == len) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2579
	    OBJ mode = __INST(eolMode);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2580
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2581
	    len1 = len;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2582
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2583
	    if (mode == @symbol(cr)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2584
		cp = "\r"; len = 1;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2585
	    } else if (mode == @symbol(crlf)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2586
		cp = "\r\n"; len = 2;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2587
	    } else {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2588
		cp = "\n"; len = 1;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2589
	    }
9053
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  2590
#ifdef WIN32
10328
ad731a7584a3 ensure that win32_fwrite is used for stdout and stderr
Claus Gittinger <cg@exept.de>
parents: 9053
diff changeset
  2591
	    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
ad731a7584a3 ensure that win32_fwrite is used for stdout and stderr
Claus Gittinger <cg@exept.de>
parents: 9053
diff changeset
  2592
		cnt = __win32_fwrite(cp, 1, len, f);
9053
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  2593
	    } else
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  2594
#endif
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  2595
	    {
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  2596
		__WRITEBYTES__(cnt, f, cp, len, _buffered);
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  2597
	    }
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2598
	    if (cnt > 0) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2599
		if (__isSmallInteger(__INST(position))) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2600
		    INT np = __intVal(__INST(position)) + cnt;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2601
		    OBJ t;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2602
8881
53e94478133f STORE macro fix (gcc3.4 bug)
Claus Gittinger <cg@exept.de>
parents: 8818
diff changeset
  2603
		    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2604
		} else {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2605
		    __INST(position) = nil; /* i.e. do not know */
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2606
		}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2607
		RETURN ( self );
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2608
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2609
	}
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  2610
	__INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2611
    }
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2612
%}.
2045
1ad17ca6520f fall back to super>>nextPutLine: if argument is not a string.
Claus Gittinger <cg@exept.de>
parents: 2044
diff changeset
  2613
    super nextPutLine:aString.
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2614
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2615
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2616
nextPutLinesFrom:aStream upToLineStartingWith:aStringOrNil
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  2617
    "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
  2618
     and append all lines to self.
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2619
     Can be used to copy/create large files or copy from a pipe/socket.
68
59faa75185ba *** empty log message ***
claus
parents: 54
diff changeset
  2620
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  2621
     If aStringOrNil is nil or not matched, copy preceeds to the end.
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  2622
     (this allows for example to read a Socket and transfer the data quickly
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  2623
      into a file - without creating zillions of temporary strings)"
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2624
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2625
    |srcFilePointer readError line|
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2626
2331
d6ddf452adc9 return codes in error cases
Claus Gittinger <cg@exept.de>
parents: 2326
diff changeset
  2627
    (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
d6ddf452adc9 return codes in error cases
Claus Gittinger <cg@exept.de>
parents: 2326
diff changeset
  2628
    filePointer isNil ifTrue:[self errorNotOpen. ^ self].
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2629
    srcFilePointer := aStream filePointer.
2331
d6ddf452adc9 return codes in error cases
Claus Gittinger <cg@exept.de>
parents: 2326
diff changeset
  2630
    srcFilePointer isNil ifTrue:[aStream errorNotOpen. ^ self].
12
8e03bd717355 *** empty log message ***
claus
parents: 10
diff changeset
  2631
8e03bd717355 *** empty log message ***
claus
parents: 10
diff changeset
  2632
%{  /* STACK:2000 */
22
847106305963 *** empty log message ***
claus
parents: 12
diff changeset
  2633
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2634
#ifndef NO_STDIO
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2635
    FILEPOINTER dst;
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2636
    FILEPOINTER src;
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2637
    char *matchString;
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2638
    int matchLen = 0;
12
8e03bd717355 *** empty log message ***
claus
parents: 10
diff changeset
  2639
    char buffer[1024];
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2640
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  2641
    __INST(lastErrorNumber) = nil;
249
claus
parents: 244
diff changeset
  2642
    if (__isSmallInteger(srcFilePointer)) {
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2643
	if ((aStringOrNil == nil) || __isString(aStringOrNil)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2644
	    if (aStringOrNil != nil) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2645
		matchString = (char *) __stringVal(aStringOrNil);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2646
		matchLen = __stringSize(aStringOrNil);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2647
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2648
	    dst = __FILEVal(__INST(filePointer));
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2649
	    src = __FILEVal(srcFilePointer);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2650
	    __BEGIN_INTERRUPTABLE__
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2651
	    __threadErrno = 0;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2652
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2653
	    __WRITING__(dst)
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2654
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2655
	    for (;;) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2656
		if (fgets(buffer, sizeof(buffer)-1, src) == NULL) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2657
		    if (ferror(src)) {
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  2658
			readError = __mkSmallInteger(__threadErrno);
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2659
			__END_INTERRUPTABLE__
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2660
			goto err;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2661
		    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2662
		    break;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2663
		}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2664
		if (fputs(buffer, dst) == EOF) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2665
		    if (ferror(dst)) {
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  2666
			__INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2667
			__END_INTERRUPTABLE__
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2668
			goto err;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2669
		    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2670
		    break;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2671
		}
10339
972d0164125a *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10328
diff changeset
  2672
# ifndef OLD
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2673
		if (__INST(buffered) == false) {
10352
f2e9bb8906db *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10348
diff changeset
  2674
#  ifdef WIN32
f2e9bb8906db *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10348
diff changeset
  2675
		    if ((dst == __win32_stdout()) || (dst == __win32_stderr())) {
f2e9bb8906db *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10348
diff changeset
  2676
			win32_fflush(dst);
f2e9bb8906db *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10348
diff changeset
  2677
		    } else
f2e9bb8906db *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10348
diff changeset
  2678
#  endif
f2e9bb8906db *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10348
diff changeset
  2679
		    {
f2e9bb8906db *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10348
diff changeset
  2680
			FFLUSH(dst);
f2e9bb8906db *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10348
diff changeset
  2681
		    }
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2682
		}
10339
972d0164125a *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10328
diff changeset
  2683
# endif
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2684
		if (matchLen) {
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2685
		    if (strncmp(matchString, buffer, matchLen) == 0)
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2686
			break;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2687
		}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2688
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2689
	    __END_INTERRUPTABLE__
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2690
	    __INST(position) = nil; /* i.e. do not know */
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2691
	    RETURN (self);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2692
	}
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2693
    }
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2694
err: ;
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2695
#endif /* ! NO_STDIO */
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2696
%}.
10339
972d0164125a *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10328
diff changeset
  2697
    readError == true ifTrue:[
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2698
	aStream setLastErrorNumber:readError.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2699
	aStream readError.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2700
	^ self
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2701
    ].
2331
d6ddf452adc9 return codes in error cases
Claus Gittinger <cg@exept.de>
parents: 2326
diff changeset
  2702
    lastErrorNumber notNil ifTrue:[self writeError. ^ self].
d6ddf452adc9 return codes in error cases
Claus Gittinger <cg@exept.de>
parents: 2326
diff changeset
  2703
    buffered ifFalse:[self errorNotBuffered. ^ self].
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2704
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2705
    "
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2706
     argument error or unimplemented; try it linewise
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2707
    "
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2708
    [aStream atEnd] whileFalse:[
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2709
	line := aStream nextLine.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2710
	line isNil ifTrue:[
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2711
	    ^ self.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2712
	].
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2713
	self nextPutLine:line.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2714
	(aStringOrNil notNil and:[line startsWith:aStringOrNil]) ifTrue:[
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2715
	    ^ self
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2716
	]
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2717
    ].
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2718
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2719
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2720
peekForLineStartingWith:aString
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2721
    "read ahead for next line starting with aString;
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2722
     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
  2723
     If matched, do not advance position beyond that line
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2724
     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
  2725
     If not matched, reposition to original position for further reading."
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2726
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2727
    |firstPos lastPos line|
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2728
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2729
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2730
    filePointer isNil ifTrue:[^ self errorNotOpen].
2
claus
parents: 1
diff changeset
  2731
    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
  2732
    buffered ifFalse:[^ self errorNotBuffered].
12
8e03bd717355 *** empty log message ***
claus
parents: 10
diff changeset
  2733
8e03bd717355 *** empty log message ***
claus
parents: 10
diff changeset
  2734
%{  /* STACK: 2000 */
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2735
#ifndef NO_STDIO
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2736
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2737
    FILEPOINTER f;
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2738
    int l;
12
8e03bd717355 *** empty log message ***
claus
parents: 10
diff changeset
  2739
    char buffer[1024];
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2740
    char *cp;
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2741
    char *matchString;
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2742
    int gotFirst = 0;
10339
972d0164125a *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10328
diff changeset
  2743
# if defined(__VMS__)
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2744
    fpos_t firstpos, lastpos;
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
  2745
#   define FTELL(__f__, __pos__)        fgetpos(__f__, &(__pos__))
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
  2746
#   define FSEEK(__f__, __pos__)        fsetpos(__f__, &(__pos__))
10339
972d0164125a *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10328
diff changeset
  2747
# elif defined(_LFS_LARGEFILE)
7883
1039acd0624b Large file support (off_t with 64 bits) for UNIX
Stefan Vogel <sv@exept.de>
parents: 7875
diff changeset
  2748
    off_t firstpos, lastpos;
1039acd0624b Large file support (off_t with 64 bits) for UNIX
Stefan Vogel <sv@exept.de>
parents: 7875
diff changeset
  2749
#   define FTELL(__f__, __pos__)        __pos__ = ftello(__f__)
1039acd0624b Large file support (off_t with 64 bits) for UNIX
Stefan Vogel <sv@exept.de>
parents: 7875
diff changeset
  2750
#   define FSEEK(__f__, __pos__)        fseeko(__f__, __pos__, SEEK_SET)
10339
972d0164125a *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10328
diff changeset
  2751
# else
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2752
    long firstpos, lastpos;
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
  2753
#   define FTELL(__f__, __pos__)        __pos__ = ftell(__f__)
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
  2754
#   define FSEEK(__f__, __pos__)        fseek(__f__, __pos__, SEEK_SET)
10339
972d0164125a *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10328
diff changeset
  2755
# endif
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2756
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  2757
    __INST(lastErrorNumber) = nil;
54
06dbdeeed4f9 *** empty log message ***
claus
parents: 44
diff changeset
  2758
    if (__isString(aString)) {
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2759
	matchString = (char *) __stringVal(aString);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2760
	l = __stringSize(aString);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2761
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2762
	f = __FILEVal(__INST(filePointer));
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2763
	__READING__(f)
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2764
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2765
	for (;;) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2766
	    FTELL(f, lastpos);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2767
	    if (!gotFirst) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2768
		firstpos = lastpos;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2769
		gotFirst = 1;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2770
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2771
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2772
	    __BEGIN_INTERRUPTABLE__
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2773
	    do {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2774
		cp = fgets(buffer, sizeof(buffer)-1, f);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2775
	    } while ((cp == NULL) && ferror(f) && (__threadErrno == EINTR) && (clearerr(f), 1));
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2776
	    buffer[sizeof(buffer)-1] = '\0';
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2777
	    __END_INTERRUPTABLE__
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2778
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2779
	    if (cp == NULL) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2780
		if (ferror(f)) {
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  2781
		    __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2782
		    goto err;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2783
		} else {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2784
		    FSEEK(f, firstpos);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2785
		    RETURN (nil);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2786
		}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2787
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2788
	    if (strncmp(cp, matchString, l) == 0) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2789
		FSEEK(f, lastpos);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2790
		break;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2791
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2792
	}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2793
	/* remove EOL character */
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2794
	cp = buffer;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2795
	while (*cp && (*cp != '\n') && (*cp != '\r')) cp++;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2796
	*cp = '\0';
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2797
	__INST(position) = nil; /* i.e. do not know */
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2798
	RETURN ( __MKSTRING(buffer) );
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2799
    }
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2800
err: ;
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2801
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2802
# undef FTELL
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2803
# undef FSEEK
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2804
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2805
#endif
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2806
%}.
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2807
    lastErrorNumber notNil ifTrue:[^ self readError].
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2808
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2809
    "/ try using generic code ...
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2810
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2811
    firstPos := self position.
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2812
    [self atEnd] whileFalse:[
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2813
	lastPos := self position.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2814
	line := self nextLine.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2815
	line isNil ifTrue:[
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2816
	    self position:firstPos.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2817
	    ^ nil
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2818
	].
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2819
	(line startsWith:aString) ifTrue:[
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2820
	    self position:lastPos.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2821
	    ^ line
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2822
	]
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2823
    ].
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2824
    self position:firstPos.
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2825
    ^ nil
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2826
!
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2827
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2828
peekForLineStartingWithAny:aCollectionOfStrings
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2829
    "read ahead for next line starting with any of aCollectionOfStrings;
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2830
     return the index in aCollection if found, nil otherwise..
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2831
     If no match, do not change position; otherwise advance right before the
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2832
     matched line so that nextLine will return this line."
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2833
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2834
    |line startPos linePos index|
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2835
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2836
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2837
    filePointer isNil ifTrue:[^ self errorNotOpen].
2
claus
parents: 1
diff changeset
  2838
    binary ifTrue:[^ self errorBinary].
claus
parents: 1
diff changeset
  2839
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2840
    startPos := self position.
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2841
    [self atEnd] whileFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2842
	linePos := self position.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2843
	line := self nextLine.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2844
	line notNil ifTrue:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2845
	    index := 1.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2846
	    aCollectionOfStrings do:[:prefix |
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2847
		(line startsWith:prefix) ifTrue:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2848
		    self position:linePos.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2849
		    ^ index
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2850
		].
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2851
		index := index + 1
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2852
	    ]
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2853
	]
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2854
    ].
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2855
    self position:startPos.
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2856
    ^ nil
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2857
! !
a27a279701f8 Initial revision
claus
parents:
diff changeset
  2858
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2859
!ExternalStream methodsFor:'misc functions'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2860
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2861
async:aBoolean
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2862
    "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
  2863
     the receiver will trigger an ioInterrupt.
779
0e41a665038a commentary
Claus Gittinger <cg@exept.de>
parents: 730
diff changeset
  2864
     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
  2865
     Notice:
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2866
	not every OS supports this
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2867
	- check with OS>>supportsIOInterrupts before using"
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  2868
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  2869
    |fd|
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  2870
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2871
    filePointer isNil ifTrue:[^ self errorNotOpen].
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2872
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2873
    OperatingSystem supportsIOInterrupts ifFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2874
	^ self errorUnsupportedOperation
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2875
    ].
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2876
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  2877
    fd := self fileDescriptor.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2878
    aBoolean ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  2879
	^ OperatingSystem enableIOInterruptsOn:fd
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2880
    ].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2881
    ^ OperatingSystem disableIOInterruptsOn:fd
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2882
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2883
    "Modified: 11.1.1997 / 17:50:21 / cg"
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  2884
!
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  2885
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2886
blocking:aBoolean
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2887
    "set/clear the blocking attribute - if set (which is the default)
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2888
     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
  2889
     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
  2890
     nil.
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  2891
     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
  2892
     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
  2893
     in advance. However, the data must then be read using #nextBytes:
8616
6014ed5c67f9 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8614
diff changeset
  2894
     methods, in order to avoid other (pastEndRead) exceptions."
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  2895
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  2896
    filePointer isNil ifTrue:[^ self errorNotOpen].
7499
53b7a86e1f0b ExternalStream>>blocking: returns previous blocking status
Stefan Vogel <sv@exept.de>
parents: 7497
diff changeset
  2897
    ^ 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
  2898
3174
668414a73de9 Typo in comment
Stefan Vogel <sv@exept.de>
parents: 3132
diff changeset
  2899
    "Modified: / 11.1.1997 / 17:48:01 / cg"
668414a73de9 Typo in comment
Stefan Vogel <sv@exept.de>
parents: 3132
diff changeset
  2900
    "Modified: / 15.1.1998 / 11:49:48 / stefan"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2901
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2902
6804
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  2903
copyToEndInto:outStream
7017
03f1bd57c001 no one cares about the signal in copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 7013
diff changeset
  2904
    "copy the data into another stream."
03f1bd57c001 no one cares about the signal in copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 7013
diff changeset
  2905
8362
e17d9ffb6fa8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8339
diff changeset
  2906
    |bufferSize|
7700
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2907
6804
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  2908
    OperatingSystem isMSDOSlike ifTrue:[
9023
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  2909
	"/ mhmh - NT hangs, when copying bigger blocks to a network drive - why ?
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  2910
	bufferSize := 1 * 1024.
6804
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  2911
    ] ifFalse:[
9023
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  2912
	bufferSize := 8 * 1024.
6804
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  2913
    ].
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  2914
7017
03f1bd57c001 no one cares about the signal in copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 7013
diff changeset
  2915
    ^ self copyToEndInto:outStream bufferSize:bufferSize
7700
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2916
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2917
    "
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2918
     |in out|
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2919
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2920
     in := 'Makefile' asFilename readStream.
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2921
     out := Stdout.
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2922
     in copyToEndInto:out.
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2923
     in close.
767e11efc326 use sendfile if supported by OS
Claus Gittinger <cg@exept.de>
parents: 7685
diff changeset
  2924
    "
6804
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  2925
!
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  2926
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2927
create
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2928
    "create the stream
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2929
     - this must be redefined in subclass"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2930
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2931
    ^ self subclassResponsibility
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2932
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2933
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2934
ioctl:ioctlNumber
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2935
    "to provide a simple ioctl facility - an ioctl is performed
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2936
     on the underlying file; no arguments are passed."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2937
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2938
    ^ self ioctl:ioctlNumber with:nil
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2939
!
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2940
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2941
ioctl:ioctlNumber with:arg
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2942
    "to provide a simple ioctl facility - an ioctl is performed
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2943
     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
  2944
     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
  2945
     - for example, to control proprietrary I/O devices.
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2946
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2947
     Since the type of the argument depends on the ioctl being
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2948
     performed, different arg types are allowed here.
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2949
     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
  2950
     If the argument is an integral number, its directly passed;
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2951
     if its a kind of ByteArray (ByteArray, String or Structure),
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2952
     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
  2953
     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
  2954
     This allows performing most ioctls
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2955
     - however, it might be tricky to setup the buffer.
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2956
     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
  2957
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  2958
%{
2896
be30640b9012 VMS stuff
Claus Gittinger <cg@exept.de>
parents: 2875
diff changeset
  2959
#if !defined(MSDOS_LIKE)
be30640b9012 VMS stuff
Claus Gittinger <cg@exept.de>
parents: 2875
diff changeset
  2960
# if !defined(__openVMS__)
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  2961
    FILEPOINTER f;
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2962
    int ret, ioNum;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2963
    OBJ fp;
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  2964
    INT ioArg;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  2965
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  2966
    __INST(lastErrorNumber) = nil;
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  2967
    if ((fp = __INST(filePointer)) != nil) {
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2968
	if (__isSmallInteger(ioctlNumber)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  2969
	 && (__isSmallInteger(arg)
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2970
	     || (arg == nil)
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2971
	     || __isBytes(arg)
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2972
	     || __isExternalBytesLike(arg)
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2973
	     || __isExternalAddress(arg))) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2974
	    f = __FILEVal(fp);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2975
	    ioNum = __intVal(ioctlNumber);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2976
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2977
	    __BEGIN_INTERRUPTABLE__
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2978
	    do {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2979
		__threadErrno = 0;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2980
		if (arg == nil) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2981
		    ioArg = 0;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2982
		} else if (__isSmallInteger(arg)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2983
		    ioArg = __intVal(arg);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2984
		} else if (__isExternalBytesLike(arg)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2985
		    ioArg = (INT)(__externalBytesAddress(arg));
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2986
		} else if (__isExternalAddress(arg)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2987
		    ioArg = (INT)(__externalAddressVal(arg));
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2988
		} else {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2989
		    ioArg = (INT)(__ByteArrayInstPtr(arg)->ba_element);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2990
		}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2991
		ret = ioctl(fileno(f), ioNum, ioArg);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2992
	    } while ((ret < 0) && (__threadErrno == EINTR));
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2993
	    __END_INTERRUPTABLE__
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2994
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2995
	    if (ret >= 0) {
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  2996
		RETURN ( __mkSmallInteger(ret) );
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2997
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  2998
	    __INST(position) = nil; /* i.e. do not know */
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  2999
	    __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3000
	}
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3001
    }
2896
be30640b9012 VMS stuff
Claus Gittinger <cg@exept.de>
parents: 2875
diff changeset
  3002
# endif
791
b1c153b1c719 WIN32 has no ioctl
Claus Gittinger <cg@exept.de>
parents: 779
diff changeset
  3003
#endif
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3004
%}.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3005
    lastErrorNumber notNil ifTrue:[^ self ioError].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3006
    filePointer isNil ifTrue:[^ self errorNotOpen].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3007
    "
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  3008
     argument is not an integer
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  3009
    "
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  3010
    (ioctlNumber isMemberOf:SmallInteger) ifFalse:[^ self primitiveFailed].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3011
    "
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  3012
     the system does not support ioctl (MSDOS or VMS)
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3013
    "
2920
9c10b66e1ba8 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 2903
diff changeset
  3014
    ^ self errorUnsupportedOperation
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3015
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3016
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3017
reset
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3018
    "set the read position to the beginning of the collection"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3019
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  3020
    self position:ZeroPosition
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3021
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3022
1044
c2fb3818e097 ExtSTream>>next: did not work correct if interrupted.
Stefan Vogel <sv@exept.de>
parents: 971
diff changeset
  3023
setToEnd
c2fb3818e097 ExtSTream>>next: did not work correct if interrupted.
Stefan Vogel <sv@exept.de>
parents: 971
diff changeset
  3024
    "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
  3025
c2fb3818e097 ExtSTream>>next: did not work correct if interrupted.
Stefan Vogel <sv@exept.de>
parents: 971
diff changeset
  3026
    ^ self subclassResponsibility
c2fb3818e097 ExtSTream>>next: did not work correct if interrupted.
Stefan Vogel <sv@exept.de>
parents: 971
diff changeset
  3027
!
c2fb3818e097 ExtSTream>>next: did not work correct if interrupted.
Stefan Vogel <sv@exept.de>
parents: 971
diff changeset
  3028
932
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  3029
truncateTo:newSize
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  3030
    "truncate the underlying OS file to newSize.
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  3031
     Warning: this may not be implemented on all platforms."
1066
cffbbdea7e01 care for GC while being interruptable
Claus Gittinger <cg@exept.de>
parents: 1048
diff changeset
  3032
1068
92fdcccf12a3 alles MIST - zurueck zu 1.89 und NOCONTEXT entfernt
Claus Gittinger <cg@exept.de>
parents: 1067
diff changeset
  3033
%{
932
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  3034
#ifdef HAS_FTRUNCATE
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  3035
    FILEPOINTER f;
932
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  3036
    OBJ fp;
7887
c5df7cf8d667 LargeFile support for truncateTo:
Stefan Vogel <sv@exept.de>
parents: 7883
diff changeset
  3037
    off_t truncateSize;
932
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  3038
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3039
    if (((fp = __INST(filePointer)) != nil)
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3040
	&& (__INST(mode) != @symbol(readonly))) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3041
	if (__isSmallInteger(newSize)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3042
	    truncateSize = __intVal(newSize);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3043
	    if (truncateSize < 0) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3044
		goto getOutOfHere;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3045
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3046
	} else {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3047
	    truncateSize = __signedLongIntVal(newSize);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3048
	    if (truncateSize < 0) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3049
		goto getOutOfHere;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3050
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3051
	    if (truncateSize == 0) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3052
		if (sizeof(truncateSize) == 8) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3053
		    if (__signedLong64IntVal(newSize, &truncateSize) == 0 || truncateSize < 0) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3054
			goto getOutOfHere;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3055
		    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3056
		} else {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3057
		    goto getOutOfHere;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3058
		}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3059
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3060
	}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3061
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3062
	f = __FILEVal(fp);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3063
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3064
	if (__INST(buffered) == true) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3065
	    __READING__(f)
10352
f2e9bb8906db *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10348
diff changeset
  3066
#ifdef WIN32
f2e9bb8906db *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10348
diff changeset
  3067
	    if ((dst == __win32_stdout()) || (dst == __win32_stderr())) {
f2e9bb8906db *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10348
diff changeset
  3068
		win32_fflush(f);
f2e9bb8906db *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10348
diff changeset
  3069
	    } else
f2e9bb8906db *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10348
diff changeset
  3070
#endif
f2e9bb8906db *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10348
diff changeset
  3071
	    {
f2e9bb8906db *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10348
diff changeset
  3072
		FFLUSH(f);
f2e9bb8906db *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10348
diff changeset
  3073
	    }
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3074
	    OPT_FSEEK(f, 0L, SEEK_END); /* needed in stdio */
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3075
	}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3076
	ftruncate(fileno(f), truncateSize);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3077
	RETURN (self);
932
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  3078
    }
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3079
getOutOfHere: ;
932
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  3080
#endif
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  3081
%}.
2331
d6ddf452adc9 return codes in error cases
Claus Gittinger <cg@exept.de>
parents: 2326
diff changeset
  3082
    filePointer isNil ifTrue:[self errorNotOpen. ^ self].
d6ddf452adc9 return codes in error cases
Claus Gittinger <cg@exept.de>
parents: 2326
diff changeset
  3083
    (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
7887
c5df7cf8d667 LargeFile support for truncateTo:
Stefan Vogel <sv@exept.de>
parents: 7883
diff changeset
  3084
    newSize < 0 ifTrue:[
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  3085
	self error:'wrong arg'.
7887
c5df7cf8d667 LargeFile support for truncateTo:
Stefan Vogel <sv@exept.de>
parents: 7883
diff changeset
  3086
    ].
2331
d6ddf452adc9 return codes in error cases
Claus Gittinger <cg@exept.de>
parents: 2326
diff changeset
  3087
    self errorUnsupportedOperation
932
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  3088
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  3089
    "
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  3090
     |s|
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  3091
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  3092
     s := 'test' asFilename writeStream.
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  3093
     s next:1000 put:$a.
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  3094
     s truncateTo:100.
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  3095
     s close.
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  3096
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  3097
     ('test' asFilename fileSize) printNL
f57ec42ceb44 added interface to truncate & ftruncate (req. by Mr. Olberding)
Claus Gittinger <cg@exept.de>
parents: 872
diff changeset
  3098
    "
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3099
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3100
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3101
!ExternalStream methodsFor:'no longer reimplemented for speed'!
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3102
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3103
XXXnextAlphaNumericWord
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3104
    "read the next word (i.e. up to non letter-or-digit) after first
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3105
     skipping any whiteSpace.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3106
     Return a string containing those characters.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3107
     There is a limit of 1023 characters in the word - if longer,
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3108
     it is truncated."
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3109
    
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3110
    
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3111
%{  /* STACK: 2000 */
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3112
    FILEPOINTER f;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3113
    int len;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3114
    char buffer[1024];
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3115
    unsigned char ch;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3116
    int cnt = 0;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3117
    int ret, _buffered;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3118
    OBJ fp;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3119
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3120
    if (((fp = __INST(filePointer)) != nil)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3121
     && (__INST(mode) != @symbol(writeonly))
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3122
    ) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3123
	f = __FILEVal(fp);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3124
	_buffered = (__INST(buffered) == true);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3125
	if (_buffered) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3126
	    __READING__(f)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3127
	}
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3128
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3129
	/*
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3130
	 * skip whiteSpace first ...
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3131
	 */
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3132
	do {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3133
	    __READBYTE__(ret, f, &ch, _buffered);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3134
	    if (ret > 0)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3135
		cnt++;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3136
	    else
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3137
		break;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3138
	} while (
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3139
#ifndef NON_ASCII
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3140
		 (ch < ' ') ||
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3141
#endif
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3142
		 (ch == ' ' ) || (ch == '\t') || (ch == '\r')
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3143
	      || (ch == '\n') || (ch == 0x0b));
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3144
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3145
	len = 0;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3146
	while (ret > 0 &&
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3147
	       (((ch >= 'a') && (ch <= 'z')) ||
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3148
		((ch >= 'A') && (ch <= 'Z')) ||
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3149
		((ch >= '0') && (ch <= '9')))
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3150
	) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3151
	    buffer[len++] = ch;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3152
	    if (len >= (sizeof(buffer)-1)) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3153
		/* emergency */
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3154
		break;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3155
	    }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3156
	    __READBYTE__(ret, f, &ch, _buffered);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3157
	    if (ret > 0)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3158
		cnt++;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3159
	    else
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3160
		break;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3161
	}
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3162
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3163
	if (ret <= 0) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3164
	    if (ret < 0) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3165
		__INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3166
		goto err;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3167
	    }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3168
	    else if (ret == 0)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3169
		__INST(hitEOF) = true;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3170
	} else {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3171
	    __UNGETC__(ch, f, _buffered);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3172
	    cnt--;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3173
	}
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3174
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3175
	if (__isSmallInteger(__INST(position))) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3176
	    INT np = __intVal(__INST(position)) + cnt;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3177
	    OBJ t;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3178
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3179
	    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3180
	} else {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3181
	    __INST(position) = nil; /* i.e. do not know */
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3182
	}
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3183
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3184
	if (len != 0) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3185
	    buffer[len] = '\0';
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3186
	    RETURN ( __MKSTRING_L(buffer, len) );
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3187
	}
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3188
    }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3189
err: ;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3190
%}.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3191
    hitEOF ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3192
        ^ self pastEndRead
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3193
    ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3194
    lastErrorNumber notNil ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3195
        ^ self readError
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3196
    ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3197
    filePointer isNil ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3198
        ^ self errorNotOpen
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3199
    ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3200
    mode == #writeonly ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3201
        ^ self errorWriteOnly
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3202
    ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3203
    ^ super nextAlphaNumericWord
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3204
!
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3205
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3206
XXXpeekFor:anObject 
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3207
    "return true and move past next element, if next == something.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3208
     Otherwise, stay and return false. False is also returned
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3209
     when EOF is encountered.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3210
     The argument must be an integer if in binary, a character if in
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3211
     text mode; only single byte characters are currently supported."
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3212
    
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3213
    
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3214
%{
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3215
    FILEPOINTER f;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3216
    unsigned char c;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3217
    int ret, peekValue, _buffered;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3218
    OBJ fp;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3219
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3220
    __INST(lastErrorNumber) = nil;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3221
    if (((fp = __INST(filePointer)) != nil)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3222
	&& (__INST(mode) != @symbol(writeonly))
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3223
    ) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3224
	if (__INST(binary) == true) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3225
	    if (__isSmallInteger(anObject)) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3226
		peekValue = __intVal(anObject) & 0xFF;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3227
	    } else {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3228
		goto bad;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3229
	    }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3230
	} else {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3231
	    if (__isCharacter(anObject)) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3232
		peekValue = __intVal(_characterVal(anObject)) & 0xFF;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3233
	    } else {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3234
		goto bad;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3235
	    }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3236
	}
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3237
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3238
	f = __FILEVal(fp);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3239
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3240
	_buffered = (__INST(buffered) == true);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3241
	if (_buffered) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3242
	    __READING__(f)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3243
	}
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3244
	__READBYTE__(ret, f, &c, _buffered);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3245
	if (ret > 0) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3246
	    if (c == peekValue) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3247
		if (__isSmallInteger(__INST(position))) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3248
		    INT np = __intVal(__INST(position)) + 1;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3249
		    OBJ t;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3250
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3251
		    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3252
		} else {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3253
		    __INST(position) = nil; /* i.e. do not know */
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3254
		}
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3255
		RETURN (true);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3256
	    }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3257
	    __UNGETC__(c, f, _buffered);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3258
	    RETURN (false);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3259
	}
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3260
	if (ret < 0) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3261
	    __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3262
	} else /* ret == 0 */
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3263
	    __INST(hitEOF) = true;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3264
	}
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3265
bad: ;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3266
%}.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3267
    ^ super peekFor:anObject
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3268
!
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3269
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3270
XXXskipLine
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3271
    "read the next line (characters up to newline) skip only;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3272
     return nil if EOF reached, self otherwise.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3273
     Not allowed in binary mode."
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3274
    
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3275
    
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3276
%{  /* STACK:2000 */
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3277
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3278
    FILEPOINTER f;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3279
    OBJ fp;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3280
    int ret, _buffered;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3281
    char c;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3282
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3283
    __INST(lastErrorNumber) = nil;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3284
    if (((fp = __INST(filePointer)) != nil)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3285
	&& (__INST(mode) != @symbol(writeonly))
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3286
	&& (__INST(binary) != true)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3287
    ) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3288
	f = __FILEVal(fp);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3289
	if (_buffered = (__INST(buffered) == true)) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3290
	    __READING__(f)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3291
	}
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3292
	for (;;) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3293
	    __READBYTE__(ret, f, &c, _buffered);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3294
	    if (ret > 0) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3295
		if (c == '\n')
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3296
		    RETURN(self)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3297
	    } else
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3298
		break;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3299
	}
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3300
	if (ret < 0) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3301
	    __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3302
	} else /* ret == 0 */ {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3303
	    __INST(hitEOF) = true;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3304
	}
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3305
    }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3306
%}.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3307
    hitEOF ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3308
        ^ self pastEndRead
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3309
    ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3310
    lastErrorNumber notNil ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3311
        self readError.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3312
        ^ self
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3313
    ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3314
    filePointer isNil ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3315
        self errorNotOpen.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3316
        ^ self
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3317
    ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3318
    binary ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3319
        self errorBinary.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3320
        ^ self
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3321
    ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3322
    self errorWriteOnly
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3323
!
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3324
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3325
XXXskipSeparators
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3326
    "skip all whitespace; next will return next non-white-space character
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3327
     or nil if endOfFile reached. Not allowed in binary mode.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3328
     - reimplemented for speed"
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3329
    
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3330
    
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3331
%{
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3332
    FILEPOINTER f;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3333
    char c;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3334
    int ret, _buffered;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3335
    OBJ fp;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3336
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3337
    __INST(lastErrorNumber) = nil;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3338
    if (((fp = __INST(filePointer)) != nil)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3339
	&& (__INST(mode) != @symbol(writeonly))
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3340
	&& (__INST(binary) != true)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3341
    ) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3342
	f = __FILEVal(fp);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3343
	_buffered = (__INST(buffered) == true);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3344
	if (_buffered) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3345
	    __READING__(f)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3346
	}
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3347
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3348
	while (1) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3349
	    __READBYTE__(ret, f, &c, _buffered);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3350
	    if (ret <= 0) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3351
		if (ret < 0) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3352
		    __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3353
		} else /* ret == 0 */ {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3354
		    __INST(hitEOF) = true;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3355
		}
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3356
		break;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3357
	    }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3358
	    switch (c) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3359
		case ' ':
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3360
		case '\t':
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3361
		case '\n':
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3362
		case '\r':
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3363
		case '\b':
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3364
		case '\f':
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3365
		    break;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3366
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3367
		default:
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3368
		    __UNGETC__(c, f, _buffered);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3369
		    RETURN ( __MKCHARACTER(c & 0xFF) );
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3370
	    }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3371
	}
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3372
    }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3373
%}.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3374
    hitEOF == true ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3375
        ^ self pastEndRead
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3376
    ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3377
    lastErrorNumber notNil ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3378
        ^ self readError
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3379
    ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3380
    filePointer isNil ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3381
        ^ self errorNotOpen
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3382
    ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3383
    (mode == #writeonly) ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3384
        ^ self errorWriteOnly
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3385
    ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3386
    (binary == true) ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3387
        ^ self errorBinary
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3388
    ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3389
    ^ super skipSeparators.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3390
!
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3391
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3392
XXXskipSeparatorsExceptCR
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3393
    "skip all whitespace but no newlines;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3394
     next will return next non-white-space character
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3395
     or nil if endOfFile reached. Not allowed in binary mode.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3396
     - reimplemented for speed"
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3397
    
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3398
    
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3399
%{
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3400
    FILEPOINTER f;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3401
    char c;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3402
    int ret, _buffered;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3403
    OBJ fp;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3404
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3405
    __INST(lastErrorNumber) = nil;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3406
    if (((fp = __INST(filePointer)) != nil)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3407
	&& (__INST(mode) != @symbol(writeonly))
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3408
	&& (__INST(binary) != true)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3409
    ) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3410
	f = __FILEVal(fp);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3411
	_buffered = (__INST(buffered) == true);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3412
	if (_buffered) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3413
	    __READING__(f)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3414
	}
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3415
	while (1) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3416
	    __READBYTE__(ret, f, &c, _buffered);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3417
	    if (ret <= 0) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3418
		if (ret < 0) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3419
		    __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3420
		} else /* ret == 0 */ {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3421
		    __INST(hitEOF) = true;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3422
		}
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3423
		break;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3424
	    }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3425
	    switch (c) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3426
		case ' ':
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3427
		case '\t':
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3428
		case '\b':
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3429
		case '\f':
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3430
		    break;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3431
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3432
		default:
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3433
		    __UNGETC__(c, f, _buffered);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3434
		    RETURN ( __MKCHARACTER(c & 0xFF) );
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3435
	    }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3436
	}
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3437
    }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3438
%}.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3439
    hitEOF ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3440
        ^ self pastEndRead
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3441
    ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3442
    lastErrorNumber notNil ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3443
        ^ self readError
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3444
    ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3445
    filePointer isNil ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3446
        ^ self errorNotOpen
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3447
    ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3448
    (mode == #writeonly) ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3449
        ^ self errorWriteOnly
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3450
    ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3451
    ^ self errorBinary.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3452
!
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3453
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3454
XXXskipThrough:aCharacter 
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3455
    "skip all characters up-to and including aCharacter.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3456
     Return the receiver if skip was successful,
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3457
     otherwise (i.e. if not found) return nil and leave the stream positioned at the end.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3458
     The next read operation will return the character after aCharacter.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3459
     The argument, aCharacter must be character, or integer when in binary mode.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3460
     Only single byte characters are currently supported."
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3461
    
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3462
    
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3463
%{
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3464
    FILEPOINTER f;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3465
    REGISTER int cSearch;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3466
    unsigned char c;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3467
    int ret, _buffered;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3468
    OBJ fp;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3469
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3470
    __INST(lastErrorNumber) = nil;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3471
    if (((fp = __INST(filePointer)) != nil)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3472
        && (__INST(mode) != @symbol(writeonly))
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3473
    ) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3474
        if (__INST(binary) == true) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3475
            /* searched for object must be a smallInteger */
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3476
            if (! __isSmallInteger(aCharacter)) goto badArgument;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3477
            cSearch = __intVal(aCharacter);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3478
        } else {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3479
            /* searched for object must be a character */
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3480
            if (! __isCharacter(aCharacter)) goto badArgument;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3481
            cSearch = __intVal(_characterVal(aCharacter));
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3482
        }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3483
        /* Q: should we just say: "not found" ? */
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3484
        if ((cSearch < 0) || (cSearch > 255)) goto badArgument;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3485
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3486
        f = __FILEVal(fp);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3487
        if (_buffered = (__INST(buffered) == true)) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3488
            __READING__(f)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3489
        }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3490
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3491
        while (1) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3492
            __READBYTE__(ret, f, &c, _buffered);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3493
            if (ret <= 0) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3494
                if (ret < 0) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3495
                    __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3496
                } else /* ret == 0 */ {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3497
                    __INST(hitEOF) = true;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3498
                }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3499
                break;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3500
            }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3501
            if (c == cSearch) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3502
                RETURN (self);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3503
            }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3504
        }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3505
    }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3506
badArgument: ;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3507
%}.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3508
    hitEOF ifTrue:[ ^ nil ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3509
    lastErrorNumber notNil ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3510
        self readError.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3511
        ^ self
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3512
    ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3513
    filePointer isNil ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3514
        self errorNotOpen.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3515
        ^ self
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3516
    ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3517
    (mode == #writeonly) ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3518
        self errorWriteOnly.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3519
        ^ self
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3520
    ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3521
     "
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3522
     argument must be integer/character in binary mode,
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3523
     character in text mode
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3524
    "
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3525
    self error:'invalid argument'.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3526
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3527
    "
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3528
     |s|
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3529
     s := 'Makefile' asFilename readStream.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3530
     s skipThrough:$E.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3531
     s next:10
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3532
    "
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3533
!
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3534
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3535
XXXskipToAll:aString 
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3536
    "skip for the sequence given by the argument, aCollection;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3537
     return nil if not found, self otherwise.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3538
     On a successful match, the next read will return characters of aString."
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3539
    
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3540
    |oldPos|
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3541
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3542
    oldPos := self position.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3543
    (self skipThroughAll:aString) isNil ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3544
        "
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3545
         restore position"
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3546
        self position:oldPos.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3547
        ^ nil
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3548
    ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3549
     "
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3550
     position before match-string
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3551
    "
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3552
    self position:(self position - aString size).
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3553
    ^ self
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3554
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3555
    "
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3556
     |s|
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3557
     s := 'Makefile' asFilename readStream.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3558
     [
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3559
         (s skipToAll:'EDIT') notNil ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3560
            s next:100.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3561
         ].
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3562
     ] ensure:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3563
        s close.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3564
     ]"
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3565
    "Modified: 26.6.1996 / 09:22:05 / cg"
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3566
! !
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  3567
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3568
!ExternalStream methodsFor:'non homogenous reading'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3569
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3570
nextAvailable:count
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3571
    "return the next count elements of the stream as aCollection.
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3572
     If the stream reaches the end before count elements have been read,
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3573
     return what is available. (i.e. a shorter collection).
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3574
     The type of collection is specified in #contentsSpecies."
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3575
3956
51f1a9a4d63f changes for egcs (stdio uses __new / utsname)
Claus Gittinger <cg@exept.de>
parents: 3949
diff changeset
  3576
    |buffer n|
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3577
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3578
    binary ifTrue:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  3579
	buffer := ByteArray uninitializedNew:count
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3580
    ] ifFalse:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  3581
	buffer := String uninitializedNew:count
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3582
    ].
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3583
    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
  3584
    n == 0 ifTrue:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  3585
	binary ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3586
	    ^ #[]
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  3587
	].
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  3588
	^ ''
5202
e8130049b18f #nextAvailableBytes:into:startingAt: may NOT set EOF flag,
Claus Gittinger <cg@exept.de>
parents: 5187
diff changeset
  3589
    ].
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3590
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3591
    n ~~ count ifTrue:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  3592
	^ buffer copyTo:n
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3593
    ].
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3594
    ^ buffer.
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3595
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3596
    "
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3597
     (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
  3598
     (ReadStream on:#(1 2 3 4 5)) nextAvailable:10
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3599
     (ReadStream on:'hello') nextAvailable:3
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3600
     (ReadStream on:'hello') nextAvailable:10
3674
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3601
    "
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3602
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3603
    "Modified: / 16.6.1998 / 15:52:41 / cg"
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3604
!
c51550d1df17 added #nextAvailable:
Claus Gittinger <cg@exept.de>
parents: 3672
diff changeset
  3605
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3606
nextAvailableBytes:count into:anObject startingAt:start
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3607
    "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
  3608
     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
  3609
     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
  3610
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3611
     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
  3612
     is raised if the connection is broken.
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3613
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3614
     Notice, that in contrast to other methods,
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3615
     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
  3616
     Thus allowing read of partial blocks.
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3617
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3618
     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
  3619
     (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
  3620
     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
  3621
     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
  3622
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3623
     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
  3624
     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
  3625
     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
  3626
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3627
%{
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3628
    FILEPOINTER f;
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3629
    int cnt, offs, ret, _buffered;
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3630
    int objSize, nInstVars, nInstBytes;
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3631
    char *cp;
3445
2639c1e3fd0b nextAvail also for externalBytes
Claus Gittinger <cg@exept.de>
parents: 3432
diff changeset
  3632
    char *extPtr;
7195
755c46f9b774 also handle subclasses of ExternalBytes (Mapped..)
Claus Gittinger <cg@exept.de>
parents: 7118
diff changeset
  3633
    OBJ fp;
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3634
    int o_offs;
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3635
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3636
    __INST(lastErrorNumber) = nil;
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3637
    if (((fp = __INST(filePointer)) != nil)
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3638
	&& (__INST(mode) != @symbol(writeonly))
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3639
	&& __bothSmallInteger(count, start)
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3640
    ) {
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3641
	f = __FILEVal(fp);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3642
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3643
	cnt = __intVal(count);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3644
	offs = __intVal(start) - 1;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3645
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3646
	if (__isExternalBytesLike(anObject)) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3647
	    OBJ sz;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3648
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3649
	    nInstBytes = 0;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3650
	    extPtr = (char *)(__externalBytesAddress(anObject));
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3651
	    sz = __externalBytesSize(anObject);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3652
	    if (__isSmallInteger(sz)) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3653
		objSize = __intVal(sz);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3654
	    } else {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3655
		objSize = 0; /* unknown */
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3656
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3657
	} else {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3658
	    OBJ oClass;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3659
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3660
	    oClass = __Class(anObject);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3661
	    switch (__intVal(__ClassInstPtr(oClass)->c_flags) & ARRAYMASK) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3662
		case BYTEARRAY:
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3663
		case WORDARRAY:
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3664
		case LONGARRAY:
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3665
		case SWORDARRAY:
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3666
		case SLONGARRAY:
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3667
		case FLOATARRAY:
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3668
		case DOUBLEARRAY:
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3669
		    break;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3670
		default:
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3671
		    goto bad;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3672
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3673
	    extPtr = (char *)0;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3674
	    nInstVars = __intVal(__ClassInstPtr(oClass)->c_ninstvars);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3675
	    nInstBytes = OHDR_SIZE + __OBJS2BYTES__(nInstVars);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3676
	    objSize = __Size(anObject) - nInstBytes;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3677
	}
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3678
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3679
	if ((offs >= 0) && (cnt >= 0) && (objSize >= (cnt + offs))) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3680
	    _buffered = (__INST(buffered) == true);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3681
	    if (_buffered) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3682
		__READING__(f);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3683
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3684
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3685
	    if (extPtr) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3686
		__READAVAILBYTES__(ret, f, extPtr+offs, cnt, _buffered);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3687
	    } else {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3688
		/*
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3689
		 * on interrupt, anObject may be moved to another location.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3690
		 * So we pass (char *)__InstPtr(anObject) + nInstBytes + offs to the macro __READ_BYTES__,
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3691
		 * to get a new address.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3692
		 */
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3693
		offs += nInstBytes;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3694
		__READAVAILBYTES_OBJ__(ret, f, anObject, offs, cnt, _buffered);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3695
	    }
5202
e8130049b18f #nextAvailableBytes:into:startingAt: may NOT set EOF flag,
Claus Gittinger <cg@exept.de>
parents: 5187
diff changeset
  3696
#ifdef PRE_22_jan_2000
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3697
	    if (ret > 0)
5202
e8130049b18f #nextAvailableBytes:into:startingAt: may NOT set EOF flag,
Claus Gittinger <cg@exept.de>
parents: 5187
diff changeset
  3698
#else
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3699
	    /* 0 is NOT an EOF condition here ... */
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3700
	    if (ret >= 0)
5202
e8130049b18f #nextAvailableBytes:into:startingAt: may NOT set EOF flag,
Claus Gittinger <cg@exept.de>
parents: 5187
diff changeset
  3701
#endif
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3702
	    {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3703
		if (__isSmallInteger(__INST(position))) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3704
		    INT np = __intVal(__INST(position)) + ret;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3705
		    OBJ t;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3706
8881
53e94478133f STORE macro fix (gcc3.4 bug)
Claus Gittinger <cg@exept.de>
parents: 8818
diff changeset
  3707
		    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3708
		} else {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3709
		    __INST(position) = nil; /* i.e. do not know */
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3710
		}
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  3711
		RETURN (__mkSmallInteger(ret));
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3712
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3713
#ifdef PRE_22_jan_2000
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3714
	    if (ret == 0) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3715
		__INST(hitEOF) = true;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3716
	    } else /* ret < 0 */
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3717
#endif
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3718
	    {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3719
		__INST(position) = nil;
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  3720
		__INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3721
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3722
	}
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3723
    }
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3724
bad: ;
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3725
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  3726
    (hitEOF and:[self pastEndRead isNil]) ifTrue:[^ 0].
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3727
    lastErrorNumber notNil ifTrue:[^ self readError].
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3728
    filePointer isNil ifTrue:[^ self errorNotOpen].
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3729
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3730
    "
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3731
     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
  3732
    "
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3733
    ^ self primitiveFailed
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3734
!
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3735
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3736
nextByte
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3737
    "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
  3738
     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
  3739
     bytes binary value as an integer in 0..255."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3740
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  3741
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  3742
    FILEPOINTER f;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3743
    unsigned char byte;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  3744
    int ret, _buffered;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3745
    OBJ fp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3746
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3747
    __INST(lastErrorNumber) = nil;
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3748
    if (((fp = __INST(filePointer)) != nil)
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3749
     && (__INST(mode) != @symbol(writeonly))) {
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3750
	f = __FILEVal(fp);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3751
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3752
	_buffered = (__INST(buffered) == true);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3753
	if (_buffered) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3754
	    __READING__(f)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3755
	}
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3756
	__READBYTE__(ret, f, &byte, _buffered);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3757
	if (ret > 0) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3758
	    if (__isSmallInteger(__INST(position))) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3759
		INT np = __intVal(__INST(position)) + 1;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3760
		OBJ t;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3761
8881
53e94478133f STORE macro fix (gcc3.4 bug)
Claus Gittinger <cg@exept.de>
parents: 8818
diff changeset
  3762
		t = __MKINT(np); __INST(position) = t; __STORE(self, t);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3763
	    } else {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3764
		__INST(position) = nil; /* i.e. do not know */
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3765
	    }
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  3766
	    RETURN (__mkSmallInteger(byte));
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3767
	}
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3768
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3769
	if (ret == 0) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3770
	    __INST(hitEOF) = true;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3771
	} else /* ret < 0 */ {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3772
	    __INST(position) = nil;
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  3773
	    __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3774
	}
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3775
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3776
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  3777
    hitEOF ifTrue:[^ self pastEndRead].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3778
    lastErrorNumber notNil ifTrue:[^ self readError].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3779
    filePointer isNil ifTrue:[^ self errorNotOpen].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3780
    ^ self errorWriteOnly
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3781
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3782
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3783
nextBytes:count into:anObject startingAt:start
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3784
    "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
  3785
     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
  3786
     If the receiver is some socket/pipe-like stream, an exception
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3787
     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
  3788
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3789
     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
  3790
     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
  3791
     to only read whats there.
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  3792
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  3793
     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
  3794
     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
  3795
     Thus allowing read of partial blocks.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3796
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3797
     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
  3798
     (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
  3799
     or an externalBytes object (with known size).
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3800
     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
  3801
     fastest possible physical I/O (since no new objects are allocated).
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3802
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3803
     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
  3804
     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
  3805
     architectures (unless you prepared the buffer with care),
1228d4ba9518 allow reading/writing from/to ExternalBytes
Claus Gittinger <cg@exept.de>
parents: 3420
diff changeset
  3806
     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
  3807
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3808
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  3809
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  3810
    int cnt, offs, ret, _buffered;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3811
    int objSize, nInstVars, nInstBytes;
3432
1228d4ba9518 allow reading/writing from/to ExternalBytes
Claus Gittinger <cg@exept.de>
parents: 3420
diff changeset
  3812
    char *extPtr;
7195
755c46f9b774 also handle subclasses of ExternalBytes (Mapped..)
Claus Gittinger <cg@exept.de>
parents: 7118
diff changeset
  3813
    OBJ fp;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3814
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3815
    __INST(lastErrorNumber) = nil;
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3816
    if (((fp = __INST(filePointer)) != nil)
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3817
	&& (__INST(mode) != @symbol(writeonly))
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3818
	&& __bothSmallInteger(count, start)
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  3819
    ) {
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3820
	f = __FILEVal(fp);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3821
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3822
	cnt = __intVal(count);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3823
	offs = __intVal(start) - 1;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3824
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3825
	if (__isExternalBytesLike(anObject)) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3826
	    OBJ sz;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3827
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3828
	    nInstBytes = 0;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3829
	    extPtr = (char *)(__externalBytesAddress(anObject));
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3830
	    sz = __externalBytesSize(anObject);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3831
	    if (__isSmallInteger(sz)) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3832
		objSize = __intVal(sz);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3833
	    } else {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3834
		objSize = 0; /* unknown */
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3835
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3836
	} else {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3837
	    OBJ oClass;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3838
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3839
	    oClass = __Class(anObject);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3840
	    switch (__intVal(__ClassInstPtr(oClass)->c_flags) & ARRAYMASK) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3841
		case BYTEARRAY:
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3842
		case WORDARRAY:
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3843
		case LONGARRAY:
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3844
		case SWORDARRAY:
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3845
		case SLONGARRAY:
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3846
		case FLOATARRAY:
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3847
		case DOUBLEARRAY:
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3848
		    break;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3849
		default:
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3850
		    goto bad;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3851
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3852
	    extPtr = (char *)0;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3853
	    nInstVars = __intVal(__ClassInstPtr(oClass)->c_ninstvars);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3854
	    nInstBytes = OHDR_SIZE + __OBJS2BYTES__(nInstVars);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3855
	    objSize = __Size(anObject) - nInstBytes;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3856
	}
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3857
	if ((offs >= 0) && (cnt >= 0) && (objSize >= (cnt + offs))) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3858
	    _buffered = (__INST(buffered) == true);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3859
	    if (_buffered) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3860
		__READING__(f);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3861
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3862
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3863
	    if (extPtr) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3864
		__READBYTES__(ret, f, extPtr+offs, cnt, _buffered);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3865
	    } else {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3866
		/*
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3867
		 * on interrupt, anObject may be moved to another location.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3868
		 * So we pass anObject, and the offset to the __READBYTES_OBJ__ macro.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3869
		 */
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3870
		offs += nInstBytes;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3871
		__READBYTES_OBJ__(ret, f, anObject, offs, cnt, _buffered);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3872
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3873
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3874
	    if (ret > 0) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3875
		if (__isSmallInteger(__INST(position))) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3876
		    INT np = __intVal(__INST(position)) + ret;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3877
		    OBJ t;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3878
8881
53e94478133f STORE macro fix (gcc3.4 bug)
Claus Gittinger <cg@exept.de>
parents: 8818
diff changeset
  3879
		    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3880
		} else {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3881
		    __INST(position) = nil; /* i.e. do not know */
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3882
		}
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  3883
		RETURN (__mkSmallInteger(ret));
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3884
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3885
	    if (ret == 0) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3886
		__INST(hitEOF) = true;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3887
	    } else /* ret < 0 */ {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3888
		__INST(position) = nil;
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  3889
		__INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3890
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3891
	}
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3892
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3893
bad: ;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3894
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  3895
    (hitEOF and:[self pastEndRead isNil]) ifTrue:[^ 0].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3896
    lastErrorNumber notNil ifTrue:[^ self readError].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3897
    filePointer isNil ifTrue:[^ self errorNotOpen].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3898
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3899
    "
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3900
     count not integer or arg not bit-like (String, ByteArray etc)
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3901
    "
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3902
    ^ self primitiveFailed
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  3903
!
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  3904
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3905
nextLong
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3906
    "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
  3907
     The returned value may be a LargeInteger.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3908
     (msb-first for compatibility with other smalltalks)"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3909
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3910
    ^ self nextUnsignedLongMSB:true
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3911
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3912
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3913
nextLongMSB:msbFlag
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3914
    "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
  3915
     which may be a LargeInteger.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3916
     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
  3917
     otherwise least-significant byte comes first.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3918
     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
  3919
     Works in both binary and text modes."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3920
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  3921
%{
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3922
    OBJ fp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3923
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3924
    __INST(lastErrorNumber) = nil;
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  3925
    if (((fp = __INST(filePointer)) != nil)
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3926
	&& (__INST(mode) != @symbol(writeonly))
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  3927
    ) {
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3928
	FILEPOINTER f;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3929
	int ret, _buffered;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3930
	int value;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3931
	union {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3932
	    unsigned char buffer[4];
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3933
	    int intVal;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3934
	} u;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3935
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3936
	f = __FILEVal(fp);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3937
	_buffered = (__INST(buffered) == true);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3938
	if (_buffered) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3939
	    __READING__(f)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3940
	}
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3941
	__READBYTES__(ret, f, u.buffer, 4, _buffered);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3942
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3943
	if (ret == 4) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3944
	    if (__isSmallInteger(__INST(position))) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3945
		INT np = __intVal(__INST(position)) + 4;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3946
		OBJ t;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3947
8881
53e94478133f STORE macro fix (gcc3.4 bug)
Claus Gittinger <cg@exept.de>
parents: 8818
diff changeset
  3948
		t = __MKINT(np); __INST(position) = t; __STORE(self, t);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3949
	    } else {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3950
		__INST(position) = nil; /* i.e. do not know */
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3951
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3952
	    if (msbFlag == true) {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  3953
#if defined(__MSBFIRST__)
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3954
		value = u.intVal;
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  3955
#else
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3956
		value = (u.buffer[0] & 0xFF);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3957
		value = (value << 8) | (u.buffer[1] & 0xFF);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3958
		value = (value << 8) | (u.buffer[2] & 0xFF);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3959
		value = (value << 8) | (u.buffer[3] & 0xFF);
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  3960
#endif
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3961
	    } else {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  3962
#if defined(__LSBFIRST__)
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3963
		value = u.intVal;
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  3964
#else
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3965
		value = (u.buffer[3] & 0xFF);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3966
		value = (value << 8) | (u.buffer[2] & 0xFF);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3967
		value = (value << 8) | (u.buffer[1] & 0xFF);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3968
		value = (value << 8) | (u.buffer[0] & 0xFF);
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  3969
#endif
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3970
	    }
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  3971
#if __POINTER_SIZE__ == 8
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  3972
	    RETURN ( __mkSmallInteger(value));
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  3973
#else
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3974
	    if ((value >= _MIN_INT) && (value <= _MAX_INT)) {
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  3975
		RETURN ( __mkSmallInteger(value));
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3976
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3977
	    RETURN ( __MKLARGEINT(value) );
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  3978
#endif
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3979
	}
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3980
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3981
	if (ret < 0) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3982
	    __INST(position) = nil;
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  3983
	    __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3984
	} else /* ret == 0 */ {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3985
	    __INST(hitEOF) = true;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  3986
	}
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3987
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3988
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  3989
    hitEOF ifTrue:[^ self pastEndRead].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3990
    filePointer isNil ifTrue:[^ self errorNotOpen].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3991
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3992
    ^ self readError.
362
claus
parents: 360
diff changeset
  3993
!
claus
parents: 360
diff changeset
  3994
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3995
nextShortMSB:msbFlag
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3996
    "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
  3997
     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
  3998
     otherwise least-significant byte comes first.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  3999
     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
  4000
     Works in both binary and text modes."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4001
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  4002
%{
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4003
    OBJ fp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4004
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4005
    __INST(lastErrorNumber) = nil;
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4006
    if (((fp = __INST(filePointer)) != nil)
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4007
	&& (__INST(mode) != @symbol(writeonly))
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4008
    ) {
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4009
	FILEPOINTER f;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4010
	int ret, _buffered;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4011
	short value;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4012
	union {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4013
	    unsigned char buffer[2];
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4014
	    short shortVal;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4015
	} u;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4016
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4017
	f = __FILEVal(fp);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4018
	_buffered = (__INST(buffered) == true);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4019
	if (_buffered) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4020
	    __READING__(f)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4021
	}
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4022
	__READBYTES__(ret, f, u.buffer, 2, _buffered);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4023
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4024
	if (ret == 2) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4025
	    if (__isSmallInteger(__INST(position))) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4026
		INT np = __intVal(__INST(position)) + 2;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4027
		OBJ t;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4028
8881
53e94478133f STORE macro fix (gcc3.4 bug)
Claus Gittinger <cg@exept.de>
parents: 8818
diff changeset
  4029
		t = __MKINT(np); __INST(position) = t; __STORE(self, t);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4030
	    } else {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4031
		__INST(position) = nil; /* i.e. do not know */
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4032
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4033
	    if (msbFlag == true) {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  4034
#if defined(__MSBFIRST__)
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4035
		value = u.shortVal;
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  4036
#else
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4037
		value = ((u.buffer[0] & 0xFF) << 8) | (u.buffer[1] & 0xFF);
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  4038
#endif
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4039
	    } else {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  4040
#if defined(__LSBFIRST__)
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4041
		value = u.shortVal;
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  4042
#else
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4043
		value = ((u.buffer[1] & 0xFF) << 8) | (u.buffer[0] & 0xFF);
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  4044
#endif
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4045
	    }
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  4046
	    RETURN (__mkSmallInteger(value));
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4047
	}
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4048
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4049
	if (ret < 0) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4050
	    __INST(position) = nil; /* i.e. do not know */
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  4051
	    __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4052
	} else /* ret == 0 */ {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4053
	    __INST(hitEOF) = true;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4054
	}
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4055
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4056
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  4057
    hitEOF ifTrue:[^ self pastEndRead].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4058
    filePointer isNil ifTrue:[^ self errorNotOpen].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4059
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4060
    ^ self readError.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4061
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4062
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4063
nextUnsignedLongMSB:msbFlag
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4064
    "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
  4065
     a LargeInteger.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4066
     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
  4067
     least-significant byte comes first.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4068
     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
  4069
     Works in both binary and text modes."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4070
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  4071
%{
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4072
    OBJ fp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4073
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4074
    __INST(lastErrorNumber) = nil;
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4075
    if (((fp = __INST(filePointer)) != nil)
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4076
	&& (__INST(mode) != @symbol(writeonly))
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4077
    ) {
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4078
	FILEPOINTER f;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4079
	int ret, _buffered;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4080
	unsigned INT value;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4081
	union {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4082
	    unsigned char buffer[4];
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4083
	    unsigned int intVal;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4084
	} u;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4085
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4086
	f = __FILEVal(fp);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4087
	_buffered = (__INST(buffered) == true);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4088
	if (_buffered) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4089
	    __READING__(f)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4090
	}
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4091
	__READBYTES__(ret, f, u.buffer, 4, _buffered);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4092
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4093
	if (ret == 4) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4094
	    if (__isSmallInteger(__INST(position))) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4095
		INT np = __intVal(__INST(position)) + 4;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4096
		OBJ t;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4097
8881
53e94478133f STORE macro fix (gcc3.4 bug)
Claus Gittinger <cg@exept.de>
parents: 8818
diff changeset
  4098
		t = __MKINT(np); __INST(position) = t; __STORE(self, t);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4099
	    } else {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4100
		__INST(position) = nil; /* i.e. do not know */
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4101
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4102
	    if (msbFlag == true) {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  4103
#if defined(__MSBFIRST__)
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4104
		value = u.intVal;
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  4105
#else
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4106
		value = u.buffer[0];
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4107
		value = (value << 8) | u.buffer[1];
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4108
		value = (value << 8) | u.buffer[2];
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4109
		value = (value << 8) | u.buffer[3];
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  4110
#endif
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4111
	    } else {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  4112
#if defined(__LSBFIRST__)
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4113
		value = u.intVal;
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  4114
#else
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4115
		value = u.buffer[3];
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4116
		value = (value << 8) | u.buffer[2];
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4117
		value = (value << 8) | u.buffer[1];
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4118
		value = (value << 8) | u.buffer[0];
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  4119
#endif
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4120
	    }
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  4121
#if __POINTER_SIZE__ == 8
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4122
	    value &= 0xFFFFFFFF;
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  4123
	    RETURN (__mkSmallInteger(value));
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  4124
#else
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4125
	    if (value <= _MAX_INT) {
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  4126
		RETURN (__mkSmallInteger(value));
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4127
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4128
	    RETURN (__MKULARGEINT(value) );
3456
0cdf451360b9 oops - nextUnsignedLong:MSB: on alpha.
Claus Gittinger <cg@exept.de>
parents: 3445
diff changeset
  4129
#endif
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4130
	}
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4131
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4132
	if (ret < 0) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4133
	    __INST(position) = nil; /* i.e. do not know */
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  4134
	    __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4135
	} else /* ret == 0 */ {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4136
	    __INST(hitEOF) = true;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4137
	}
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4138
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4139
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  4140
    hitEOF ifTrue:[^ self pastEndRead].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4141
    filePointer isNil ifTrue:[^ self errorNotOpen].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4142
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4143
    ^ self readError.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4144
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4145
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4146
nextUnsignedShortMSB:msbFlag
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4147
    "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
  4148
     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
  4149
     otherwise least-significant byte comes first.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4150
     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
  4151
     Works in both binary and text modes."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4152
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  4153
%{
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4154
    OBJ fp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4155
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4156
    __INST(lastErrorNumber) = nil;
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4157
    if (((fp = __INST(filePointer)) != nil)
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4158
	&& (__INST(mode) != @symbol(writeonly))
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4159
    ) {
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4160
	FILEPOINTER f;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4161
	int ret, _buffered;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4162
	unsigned int value;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4163
	union {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4164
	    unsigned char buffer[2];
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4165
	    unsigned short shortVal;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4166
	} u;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4167
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4168
	f = __FILEVal(fp);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4169
	_buffered = (__INST(buffered) == true);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4170
	if (_buffered) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4171
	    __READING__(f)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4172
	}
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4173
	__READBYTES__(ret, f, u.buffer, 2, _buffered);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4174
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4175
	if (ret == 2) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4176
	    if (__isSmallInteger(__INST(position))) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4177
		INT np = __intVal(__INST(position)) + 2;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4178
		OBJ t;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4179
8881
53e94478133f STORE macro fix (gcc3.4 bug)
Claus Gittinger <cg@exept.de>
parents: 8818
diff changeset
  4180
		t = __MKINT(np); __INST(position) = t; __STORE(self, t);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4181
	    } else {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4182
		__INST(position) = nil; /* i.e. do not know */
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4183
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4184
	    if (msbFlag == true) {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  4185
#if defined(__MSBFIRST__)
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4186
		value = u.shortVal;
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  4187
#else
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4188
		value = (u.buffer[0] << 8) | u.buffer[1];
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  4189
#endif
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4190
	    } else {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  4191
#if defined(__LSBFIRST__)
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4192
		value = u.shortVal;
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  4193
#else
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4194
		value = (u.buffer[1] << 8) | u.buffer[0];
4383
7a5abc09fb39 slightly tuned nextXXXLongMSB: and nextUnsignedXXXMSB:
Claus Gittinger <cg@exept.de>
parents: 4368
diff changeset
  4195
#endif
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4196
	    }
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  4197
	    RETURN (__mkSmallInteger(value));
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4198
	}
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4199
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4200
	if (ret < 0) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4201
	    __INST(position) = nil; /* i.e. do not know */
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  4202
	    __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4203
	} else /* ret == 0 */ {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4204
	    __INST(hitEOF) = true;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4205
	}
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4206
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4207
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  4208
    hitEOF ifTrue:[^ self pastEndRead].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4209
    filePointer isNil ifTrue:[^ self errorNotOpen].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4210
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4211
    ^ self readError.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4212
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4213
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4214
nextWord
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4215
    "in text-mode:
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  4216
	 read the alphaNumeric next word (i.e. up to non letter-or-digit).
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  4217
	 return a string containing those characters.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4218
     in binary-mode:
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4219
	 read two bytes (msb-first) and return the value as a 16-bit
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  4220
	 unsigned Integer (for compatibility with other smalltalks)"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4221
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4222
    binary ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  4223
	^ self nextUnsignedShortMSB:true
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  4224
    ].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4225
    ^ self nextAlphaNumericWord
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4226
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4227
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4228
!ExternalStream methodsFor:'non homogenous writing'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4229
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4230
nextPutByte:aByteValue
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4231
    "write a byte.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4232
     Works in both binary and text modes."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4233
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  4234
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  4235
    FILEPOINTER f;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4236
    char c;
7875
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  4237
    OBJ fp;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4238
    int cnt, _buffered;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4239
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4240
    __INST(lastErrorNumber) = nil;
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4241
    if (((fp = __INST(filePointer)) != nil)
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4242
	&& (__INST(mode) != @symbol(readonly))
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4243
	&& __isSmallInteger(aByteValue)
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4244
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4245
    ) {
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4246
	c = __intVal(aByteValue);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4247
	f = __FILEVal(fp);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4248
	if (_buffered = (__INST(buffered) == true)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4249
	    __WRITING__(f)
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4250
	}
9053
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  4251
#ifdef WIN32
10328
ad731a7584a3 ensure that win32_fwrite is used for stdout and stderr
Claus Gittinger <cg@exept.de>
parents: 9053
diff changeset
  4252
	if ((f == __win32_stdout()) || (f == __win32_stderr())) {
ad731a7584a3 ensure that win32_fwrite is used for stdout and stderr
Claus Gittinger <cg@exept.de>
parents: 9053
diff changeset
  4253
	    cnt = __win32_fwrite(&c, 1, 1, f);
9053
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  4254
	} else
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  4255
#endif
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  4256
	{
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  4257
	    __WRITEBYTE__(cnt, f, &c, _buffered);
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  4258
	}
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4259
	if (cnt == 1) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4260
	    if (__isSmallInteger(__INST(position))) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4261
		INT np = __intVal(__INST(position)) + 1;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4262
		OBJ t;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4263
8881
53e94478133f STORE macro fix (gcc3.4 bug)
Claus Gittinger <cg@exept.de>
parents: 8818
diff changeset
  4264
		t = __MKINT(np); __INST(position) = t; __STORE(self, t);
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4265
	    } else {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4266
		__INST(position) = nil; /* i.e. do not know */
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4267
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4268
	    RETURN (self);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4269
	}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4270
	if (cnt < 0) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4271
	    __INST(position) = nil; /* i.e. do not know */
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4272
	}
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  4273
	__INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4274
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4275
%}.
7801
d930c353588d writeError: care for EWOULDBLOCK in nonBlocking case.
penk
parents: 7737
diff changeset
  4276
    filePointer isNil ifTrue:[self errorNotOpen. ^ self].
d930c353588d writeError: care for EWOULDBLOCK in nonBlocking case.
penk
parents: 7737
diff changeset
  4277
    (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
2331
d6ddf452adc9 return codes in error cases
Claus Gittinger <cg@exept.de>
parents: 2326
diff changeset
  4278
    self writeError.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4279
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4280
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4281
nextPutBytes:count from:anObject startingAt:start
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4282
    "write count bytes from an object starting at index start.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4283
     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
  4284
     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
  4285
     (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
  4286
     or an externalBytes object (with known size).
1228d4ba9518 allow reading/writing from/to ExternalBytes
Claus Gittinger <cg@exept.de>
parents: 3420
diff changeset
  4287
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4288
     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
  4289
     Warning:
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4290
	in general, you cannot use this method to pass non-byte data to other
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4291
	architectures (unless you prepared the buffer with care),
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4292
	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
  4293
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  4294
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  4295
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4296
    int cnt, len, offs, ret;
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4297
    int objSize, nInstVars, nInstBytes, _buffered;
3432
1228d4ba9518 allow reading/writing from/to ExternalBytes
Claus Gittinger <cg@exept.de>
parents: 3420
diff changeset
  4298
    char *extPtr;
7875
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  4299
    OBJ fp;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4300
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4301
    __INST(lastErrorNumber) = nil;
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4302
    if (((fp = __INST(filePointer)) != nil)
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4303
	&& (__INST(mode) != @symbol(readonly))
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4304
	&& __bothSmallInteger(count, start)
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4305
    ) {
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4306
	len = __intVal(count);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4307
	offs = __intVal(start) - 1;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4308
	f = __FILEVal(fp);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4309
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4310
	if (__isExternalBytesLike(anObject)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4311
	    OBJ sz;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4312
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4313
	    nInstBytes = 0;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4314
	    extPtr = (char *)__externalBytesAddress(anObject);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4315
	    sz = __externalBytesSize(anObject);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4316
	    if (__isSmallInteger(sz)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4317
		objSize = __intVal(sz);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4318
	    } else {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4319
		objSize = 0; /* unknown */
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4320
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4321
	} else {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4322
	    OBJ oClass;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4323
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4324
	    oClass = __Class(anObject);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4325
	    switch (__intVal(__ClassInstPtr(oClass)->c_flags) & ARRAYMASK) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4326
		case BYTEARRAY:
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4327
		case WORDARRAY:
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4328
		case LONGARRAY:
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4329
		case SWORDARRAY:
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4330
		case SLONGARRAY:
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4331
		case FLOATARRAY:
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4332
		case DOUBLEARRAY:
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4333
		    break;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4334
		default:
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4335
		    goto bad;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4336
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4337
	    extPtr = (char *)0;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4338
	    nInstVars = __intVal(__ClassInstPtr(oClass)->c_ninstvars);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4339
	    nInstBytes = OHDR_SIZE + __OBJS2BYTES__(nInstVars);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4340
	    objSize = __Size(anObject) - nInstBytes;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4341
	}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4342
	if ( (offs >= 0) && (len >= 0) && (objSize >= (len + offs)) ) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4343
	    if (_buffered = (__INST(buffered) == true)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4344
		__WRITING__(f)
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4345
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4346
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4347
	    if (extPtr) {
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4348
		__WRITEBYTES__(cnt, f, extPtr+offs, len, _buffered);
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4349
	    } else {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4350
		/*
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4351
		 * on interrupt, anObject may be moved to another location.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4352
		 * So we pass anObject, and the offset to the __WRITEBYTES_OBJ__ macro.
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4353
		 */
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4354
		offs += nInstBytes;
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4355
		__WRITEBYTES_OBJ__(cnt, f, anObject, offs, len, _buffered);
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4356
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4357
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4358
	    if (cnt >= 0) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4359
		if (__isSmallInteger(__INST(position))) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4360
		    INT np = __intVal(__INST(position)) + cnt;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4361
		    OBJ t;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4362
8881
53e94478133f STORE macro fix (gcc3.4 bug)
Claus Gittinger <cg@exept.de>
parents: 8818
diff changeset
  4363
		    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4364
		} else {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4365
		    __INST(position) = nil; /* i.e. do not know */
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4366
		}
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  4367
		RETURN ( __mkSmallInteger(cnt) );
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4368
	    }
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4369
	    if (
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4370
#ifdef EWOULDBLOCK
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4371
		(__threadErrno == EWOULDBLOCK) ||
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4372
#endif
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4373
		(__threadErrno == EAGAIN)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4374
	    ) {
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  4375
		RETURN ( __mkSmallInteger(0) );
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4376
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4377
	    __INST(position) = nil; /* i.e. do not know */
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  4378
	    __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4379
	}
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4380
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4381
bad: ;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4382
%}.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4383
    lastErrorNumber notNil ifTrue:[^ self writeError].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4384
    filePointer isNil ifTrue:[^ self errorNotOpen].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4385
    (mode == #readonly) ifTrue:[^ self errorReadOnly].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4386
    ^ self primitiveFailed
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4387
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4388
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4389
nextPutLong:aNumber MSB:msbFlag
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4390
    "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
  4391
     true, data is written most-significant byte first; otherwise least
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4392
     first.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4393
     Works in both binary and text modes."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4394
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  4395
%{
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4396
    int num;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4397
    union {
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4398
	char bytes[4];
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4399
	int intVal;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4400
    } u;
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  4401
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4402
    int cnt, _buffered;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4403
    OBJ fp;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4404
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4405
    __INST(lastErrorNumber) = nil;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4406
    if (__isSmallInteger(aNumber)) {
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4407
	num = __intVal(aNumber);
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4408
    } else {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  4409
#if __POINTER_SIZE__ == 8
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4410
	goto badArg;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4411
#else
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4412
	num = __longIntVal(aNumber);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4413
	if (num == 0) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4414
	    num = __signedLongIntVal(aNumber);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4415
	    if (num == 0) {
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4416
		/* bad arg or out-of-range integer
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4417
		 * (handled by the fallBack code)
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4418
		 */
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4419
		goto badArg;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4420
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4421
	}
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4422
#endif
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4423
    }
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4424
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4425
    if (((fp = __INST(filePointer)) != nil)
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4426
     && (__INST(mode) != @symbol(readonly))
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4427
    ) {
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4428
	if (msbFlag == true) {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  4429
#if defined(__MSBFIRST__)
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4430
	    u.intVal = num;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4431
#else
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4432
	    u.bytes[0] = (num >> 24) & 0xFF;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4433
	    u.bytes[1] = (num >> 16) & 0xFF;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4434
	    u.bytes[2] = (num >> 8) & 0xFF;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4435
	    u.bytes[3] = num & 0xFF;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4436
#endif
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4437
	} else {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  4438
#if defined(__LSBFIRST__)
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4439
	    u.intVal = num;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4440
#else
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4441
	    u.bytes[3] = (num >> 24) & 0xFF;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4442
	    u.bytes[2] = (num >> 16) & 0xFF;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4443
	    u.bytes[1] = (num >> 8) & 0xFF;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4444
	    u.bytes[0] = num & 0xFF;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4445
#endif
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4446
	}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4447
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4448
	f = __FILEVal(fp);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4449
	if (_buffered = (__INST(buffered) == true)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4450
	    __WRITING__(f)
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4451
	}
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4452
	__WRITEBYTES__(cnt, f, u.bytes, 4, _buffered);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4453
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4454
	if (cnt == 4) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4455
	    if (__isSmallInteger(__INST(position))) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4456
		INT np = __intVal(__INST(position)) + 4;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4457
		OBJ t;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4458
8881
53e94478133f STORE macro fix (gcc3.4 bug)
Claus Gittinger <cg@exept.de>
parents: 8818
diff changeset
  4459
		t = __MKINT(np); __INST(position) = t; __STORE(self, t);
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4460
	    } else {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4461
		__INST(position) = nil; /* i.e. do not know */
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4462
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4463
	    RETURN ( self );
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4464
	}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4465
	__INST(position) = nil; /* i.e. do not know */
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  4466
	__INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4467
    }
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4468
badArg: ;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4469
%}.
7801
d930c353588d writeError: care for EWOULDBLOCK in nonBlocking case.
penk
parents: 7737
diff changeset
  4470
    filePointer isNil ifTrue:[self errorNotOpen. ^ self].
d930c353588d writeError: care for EWOULDBLOCK in nonBlocking case.
penk
parents: 7737
diff changeset
  4471
    (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
d930c353588d writeError: care for EWOULDBLOCK in nonBlocking case.
penk
parents: 7737
diff changeset
  4472
    lastErrorNumber notNil ifTrue:[self writeError. ^ self].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4473
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4474
    aNumber isInteger ifTrue:[
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4475
	^ super nextPutLong:aNumber MSB:msbFlag
92
0c73b48551ac *** empty log message ***
claus
parents: 88
diff changeset
  4476
    ].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4477
    self argumentMustBeInteger
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4478
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4479
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4480
nextPutShort:aNumber MSB:msbFlag
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4481
    "Write the argument, aNumber as a short (two bytes). If msbFlag is
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4482
     true, data is written most-significant byte first; otherwise least
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4483
     first.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4484
     Works in both binary and text modes."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4485
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  4486
%{
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4487
    int num;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4488
    union {
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4489
	char bytes[2];
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4490
	short shortVal;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4491
    } u;
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4492
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  4493
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4494
    int cnt, _buffered;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4495
    OBJ fp;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4496
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4497
    __INST(lastErrorNumber) = nil;
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4498
    if (((fp = __INST(filePointer)) != nil)
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4499
	&& (__INST(mode) != @symbol(readonly))
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4500
	&& __isSmallInteger(aNumber)
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4501
    ) {
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4502
	num = __intVal(aNumber);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4503
	if (msbFlag == true) {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  4504
#if defined(__MSBFIRST__)
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4505
	    u.shortVal = num;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4506
#else
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4507
	    u.bytes[0] = (num >> 8) & 0xFF;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4508
	    u.bytes[1] = num & 0xFF;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4509
#endif
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4510
	} else {
8901
824a89d0b5c7 alpha64 vs. POINTER_SIZE cleanup
Claus Gittinger <cg@exept.de>
parents: 8881
diff changeset
  4511
#if defined(__LSBFIRST__)
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4512
	    u.shortVal = num;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4513
#else
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4514
	    u.bytes[1] = (num >> 8) & 0xFF;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4515
	    u.bytes[0] = num & 0xFF;
4384
f8e779b99b14 slightly tuned nextPutLongMSB: and nextPutShortMSB:
Claus Gittinger <cg@exept.de>
parents: 4383
diff changeset
  4516
#endif
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4517
	}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4518
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4519
	f = __FILEVal(fp);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4520
	if (_buffered = (__INST(buffered) == true)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4521
	    __WRITING__(f)
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4522
	}
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4523
	__WRITEBYTES__(cnt, f, u.bytes, 2, _buffered);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4524
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4525
	if (cnt == 2) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4526
	    if (__isSmallInteger(__INST(position))) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4527
		INT np = __intVal(__INST(position)) + 2;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4528
		OBJ t;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4529
8881
53e94478133f STORE macro fix (gcc3.4 bug)
Claus Gittinger <cg@exept.de>
parents: 8818
diff changeset
  4530
		t = __MKINT(np); __INST(position) = t; __STORE(self, t);
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4531
	    } else {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4532
		__INST(position) = nil; /* i.e. do not know */
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4533
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4534
	    RETURN ( self );
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4535
	}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  4536
	__INST(position) = nil; /* i.e. do not know */
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  4537
	__INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4538
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4539
%}.
7801
d930c353588d writeError: care for EWOULDBLOCK in nonBlocking case.
penk
parents: 7737
diff changeset
  4540
    lastErrorNumber notNil ifTrue:[self writeError. ^ self.].
d930c353588d writeError: care for EWOULDBLOCK in nonBlocking case.
penk
parents: 7737
diff changeset
  4541
    filePointer isNil ifTrue:[self errorNotOpen. ^ self].
d930c353588d writeError: care for EWOULDBLOCK in nonBlocking case.
penk
parents: 7737
diff changeset
  4542
    (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4543
    self argumentMustBeInteger
10
claus
parents: 5
diff changeset
  4544
! !
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4545
7053
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4546
!ExternalStream methodsFor:'positioning'!
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4547
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4548
position0Based
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4549
    self subclassResponsibility
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4550
!
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4551
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4552
position0Based:index0Based
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4553
    self subclassResponsibility
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4554
! !
13e04c48e23c prep for 0-based stream position
Claus Gittinger <cg@exept.de>
parents: 7051
diff changeset
  4555
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4556
!ExternalStream methodsFor:'private'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4557
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4558
clearEOF
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4559
    hitEOF := false
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4560
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4561
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4562
!ExternalStream protectedMethodsFor:'private'!
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4563
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4564
closeFile
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4565
    "low level close - may be redefined in subclasses
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4566
     Don't send this message, send #close instead"
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4567
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4568
    |fp|
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4569
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4570
%{
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4571
    if ((fp = __INST(filePointer)) != nil) {
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4572
	FILEPOINTER f;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4573
	int rslt;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4574
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4575
	__INST(filePointer) = nil;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4576
	f = __FILEVal(fp);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4577
	if (@global(FileOpenTrace) == true) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4578
	    fprintf(stderr, "fclose [ExternalStream] %x\n", f);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4579
	}
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4580
#ifdef WIN32
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4581
	do {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4582
	    __threadErrno = 0;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4583
	    rslt = __STX_C_CALL1("fclose", fclose, f);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4584
	} while((rslt < 0) && (__threadErrno == EINTR));
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4585
#else
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4586
	__BEGIN_INTERRUPTABLE__
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4587
	fclose(f);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4588
	__END_INTERRUPTABLE__
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4589
#endif
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4590
    }
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4591
    RETURN (self);
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4592
%}.
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4593
    "/ fallback for rel5
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4594
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4595
    fp := filePointer.
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4596
    fp notNil ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4597
	filePointer := nil.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4598
	self closeFile:fp
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4599
    ]
8472
5e8d452b5d75 Mark methods as private
Stefan Vogel <sv@exept.de>
parents: 8471
diff changeset
  4600
! !
5e8d452b5d75 Mark methods as private
Stefan Vogel <sv@exept.de>
parents: 8471
diff changeset
  4601
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4602
!ExternalStream methodsFor:'private'!
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4603
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4604
closeFile:filePointer
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4605
    "for rel5 only"
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4606
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4607
    self primitiveFailed
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4608
!
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4609
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4610
connectTo:aFileDescriptor withMode:openmode
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4611
    "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
  4612
     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
  4613
     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
  4614
     a Stream object.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4615
     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
  4616
     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
  4617
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4618
    |retVal|
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4619
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4620
    filePointer notNil ifTrue:[^ self errorAlreadyOpen].
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4621
%{
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4622
    FILEPOINTER f;
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4623
    OBJ fp;
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4624
    FILE *fdopen();
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4625
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4626
    if (__isSmallInteger(aFileDescriptor) && __isStringLike(openmode)) {
9023
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4627
	f = (FILEPOINTER) fdopen(__intVal(aFileDescriptor), (char *)__stringVal(openmode));
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4628
	if (f == NULL) {
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4629
	    __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4630
	    __INST(position) = nil;
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4631
	} else {
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4632
	    if (@global(FileOpenTrace) == true) {
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4633
		fprintf(stderr, "fdopen [ExternalStream] %d -> %x\n", __intVal(aFileDescriptor), f);
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4634
	    }
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4635
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4636
	    fp = __MKFILEPOINTER(f); __INST(filePointer) = fp; __STORE(self, fp);
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4637
	    __INST(position) = @global(PositionableStream:ZeroPosition);
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4638
	    retVal = self;
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4639
	}
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4640
    }
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4641
%}.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4642
    retVal notNil ifTrue:[
9023
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4643
	buffered := true.       "default is buffered"
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4644
	Lobby register:self
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4645
    ].
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4646
    lastErrorNumber notNil ifTrue:[
9023
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4647
	"
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4648
	 the open failed for some reason ...
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4649
	"
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4650
	^ self openError
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4651
    ].
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4652
    ^ retVal
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4653
!
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4654
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4655
open:aPath withMode:openModeString
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4656
    "low level open; opens the file/device and sets the filePointer instance
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4657
     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
  4658
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4659
    |ok|
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4660
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4661
    ok := false.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4662
%{
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4663
    FILE *f;
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4664
    OBJ fp;
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4665
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4666
    if (__isStringLike(aPath) && __isStringLike(openModeString)) {
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4667
#ifdef WIN32
10339
972d0164125a *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10328
diff changeset
  4668
# if 1
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4669
       f = fopen((char *) __stringVal(aPath), (char *) __stringVal(openModeString));
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4670
# else
9023
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4671
	__BEGIN_INTERRUPTABLE__
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4672
	do {
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4673
	    f = fopen((char *) __stringVal(aPath), (char *) __stringVal(openModeString));
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4674
	} while ((f == NULL) && (__threadErrno == EINTR));
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4675
	__END_INTERRUPTABLE__
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4676
# endif
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4677
#else /* UNIX */
9023
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4678
	__BEGIN_INTERRUPTABLE__
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4679
	do {
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4680
	    f = fopen((char *) __stringVal(aPath), (char *) __stringVal(openModeString));
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4681
	} while ((f == NULL) && (__threadErrno == EINTR));
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4682
	__END_INTERRUPTABLE__
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4683
#endif /* UNIX */
9023
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4684
	if (f == NULL) {
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4685
	    __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4686
	} else {
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4687
	    if (@global(FileOpenTrace) == true) {
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4688
		fprintf(stderr, "fopen %s [ExternalStream] -> %x\n", __stringVal(aPath), f);
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4689
	    }
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4690
	    fp = __MKFILEPOINTER(f); __INST(filePointer) = fp; __STORE(self, fp);
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4691
	    ok = true;
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4692
	}
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4693
    }
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4694
%}.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4695
    ok ifFalse:[
9023
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4696
	"
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4697
	 the open failed for some reason ...
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4698
	"
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4699
	^ self openError
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4700
    ].
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4701
    position := ZeroPosition.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4702
    Lobby register:self.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4703
!
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4704
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4705
reOpen
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4706
    "USERS WILL NEVER INVOKE THIS METHOD
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4707
     sent after snapin to reopen streams.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4708
     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
  4709
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4710
    self class name errorPrint. ' [warning]: automatic reOpen not supported - stream closed' errorPrintCR.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4711
    filePointer := nil.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4712
    Lobby unregister:self.
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4713
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4714
    "Modified: 10.1.1997 / 17:50:44 / cg"
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4715
!
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4716
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4717
setFileDescriptor:anInteger mode:openMode
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4718
    "set the filePointer based upon a given fileDescriptor -
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4719
     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
  4720
     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
  4721
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4722
%{
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4723
    FILEPOINTER f;
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4724
    OBJ fp;
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4725
    FILE *fdopen();
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4726
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4727
    if (__isSmallInteger(anInteger) &&
9023
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4728
	__isStringLike(openMode) &&
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4729
	(f = fdopen(__intVal(anInteger), __stringVal(openMode))) != 0
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4730
    ) {
9023
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4731
	if (@global(FileOpenTrace) == true) {
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4732
	    fprintf(stderr, "fdopen [ExternalStream] %d -> %x\n", __intVal(anInteger), f);
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4733
	}
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4734
	fp = __MKFILEPOINTER(f); __INST(filePointer) = fp; __STORE(self, fp);
7919c66b8fb0 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 9002
diff changeset
  4735
	RETURN (self);
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4736
    }
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4737
%}.
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4738
    ^ self primitiveFailed
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4739
!
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4740
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4741
setFilePointer:something
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4742
    "set the filePointer to the given one;
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4743
     low level private & friend interface; may also be used to connect to some
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4744
     externally provided file handle."
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4745
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4746
    filePointer := something
8966
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4747
!
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4748
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4749
setLastError:aNumber
0b299dd8759c Allow Symbols as pathname and openMode
Stefan Vogel <sv@exept.de>
parents: 8913
diff changeset
  4750
    lastErrorNumber := aNumber
8471
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4751
! !
e061e503bf03 Documentation: users shold never send #closeFile
Stefan Vogel <sv@exept.de>
parents: 8362
diff changeset
  4752
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4753
!ExternalStream methodsFor:'queries'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4754
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4755
isBinary
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4756
    "return true, if the stream is in binary (as opposed to text-) mode.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4757
     The default when created is false."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4758
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4759
    ^ binary
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4760
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4761
7804
7128efd3b504 isNonBlocking -> isBlocking
Claus Gittinger <cg@exept.de>
parents: 7801
diff changeset
  4762
isBlocking
7128efd3b504 isNonBlocking -> isBlocking
Claus Gittinger <cg@exept.de>
parents: 7801
diff changeset
  4763
    "return true, if O_NONBLOCK is NOT set in the fileDescriptor (propably UNIX specific)"
7128efd3b504 isNonBlocking -> isBlocking
Claus Gittinger <cg@exept.de>
parents: 7801
diff changeset
  4764
7128efd3b504 isNonBlocking -> isBlocking
Claus Gittinger <cg@exept.de>
parents: 7801
diff changeset
  4765
    filePointer isNil ifTrue:[^ self errorNotOpen].
7128efd3b504 isNonBlocking -> isBlocking
Claus Gittinger <cg@exept.de>
parents: 7801
diff changeset
  4766
    ^ OperatingSystem isBlockingOn:self fileDescriptor
7128efd3b504 isNonBlocking -> isBlocking
Claus Gittinger <cg@exept.de>
parents: 7801
diff changeset
  4767
!
7128efd3b504 isNonBlocking -> isBlocking
Claus Gittinger <cg@exept.de>
parents: 7801
diff changeset
  4768
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4769
isExternalStream
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4770
    "return true, if the receiver is some kind of externalStream;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4771
     true is returned here - the method redefined from Object."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4772
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4773
    ^ true
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4774
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4775
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4776
isOpen
3863
af67e6995a4a added #isOpen query
Claus Gittinger <cg@exept.de>
parents: 3682
diff changeset
  4777
    "return true, if this stream is open"
af67e6995a4a added #isOpen query
Claus Gittinger <cg@exept.de>
parents: 3682
diff changeset
  4778
af67e6995a4a added #isOpen query
Claus Gittinger <cg@exept.de>
parents: 3682
diff changeset
  4779
    ^ filePointer notNil
af67e6995a4a added #isOpen query
Claus Gittinger <cg@exept.de>
parents: 3682
diff changeset
  4780
!
af67e6995a4a added #isOpen query
Claus Gittinger <cg@exept.de>
parents: 3682
diff changeset
  4781
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4782
isReadable
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4783
    "return true, if this stream can be read from"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4784
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4785
    ^ (mode ~~ #writeonly)
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4786
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4787
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4788
isWritable
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4789
    "return true, if this stream can be written to"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4790
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4791
    ^ (mode ~~ #readonly)
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4792
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4793
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4794
!ExternalStream methodsFor:'reading'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4795
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4796
next
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4797
    "return the next element; advance read position.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4798
     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
  4799
     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
  4800
     - see #pastEndRead."
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  4801
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4802
    |c|
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  4803
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  4804
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4805
    int ret, _buffered;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4806
    OBJ pos, fp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4807
    unsigned char ch;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4808
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4809
    __INST(lastErrorNumber) = nil;
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4810
    if (((fp = __INST(filePointer)) != nil)
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4811
        && (__INST(mode) != @symbol(writeonly))
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4812
    ) {
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4813
        f = __FILEVal(fp);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4814
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4815
        _buffered = (__INST(buffered) == true);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4816
        if (_buffered) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4817
            __READING__(f)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4818
        }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4819
        __READBYTE__(ret, f, &ch, _buffered);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4820
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4821
        if (ret > 0) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4822
            pos = __INST(position);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4823
            if (__isSmallInteger(pos)) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4824
                OBJ t;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4825
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4826
                t = __MKINT(__intVal(pos) + 1); __INST(position) = t; __STORE(self, t);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4827
            } else {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4828
                __INST(position) = nil; /* i.e. do not know */
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4829
            }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4830
            if (__INST(binary) == true) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4831
                RETURN ( __mkSmallInteger(ch) );
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4832
            }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4833
            RETURN ( __MKCHARACTER(ch) );
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4834
        }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4835
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4836
        __INST(position) = nil;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4837
        if (ret < 0) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4838
            __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4839
        } else /* ret == 0 */ {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4840
            __INST(hitEOF) = true;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4841
        }
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4842
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4843
%}.
8614
88421fbd4ab6 pastEnd -> pastEndRead
Claus Gittinger <cg@exept.de>
parents: 8604
diff changeset
  4844
    hitEOF == true ifTrue:[^ self pastEndRead].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4845
    lastErrorNumber notNil ifTrue:[^ self readError].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4846
    filePointer isNil ifTrue:[^ self errorNotOpen].
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4847
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4848
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4849
    readAhead notNil ifTrue:[
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4850
        c := readAhead.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4851
        readAhead := nil.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4852
        ^ c.
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4853
    ].
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4854
    c := self nextByteFromFile:filePointer.
5430
7d0aa5fc6c22 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 5420
diff changeset
  4855
    c isNil ifTrue:[
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4856
        ^ self pastEndRead.
5430
7d0aa5fc6c22 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 5420
diff changeset
  4857
    ].
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4858
    binary == true ifTrue:[
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4859
        ^ c
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4860
    ].
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  4861
    ^ Character value:c
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4862
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4863
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4864
next:count
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4865
    "return the next count elements of the stream as a collection.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4866
     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
  4867
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4868
    |coll nRead|
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4869
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4870
    binary ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4871
	coll := ByteArray uninitializedNew:count
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4872
    ] ifFalse:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4873
	coll := String new:count
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4874
    ].
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4875
    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
  4876
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4877
    "/ for readStream protocol compatibility,
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4878
    "/ we must raise an exception here.
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4879
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4880
    nRead < count ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  4881
	^ self pastEndRead
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4882
    ].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4883
    ^ coll
2151
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4884
5f1fd65f8c3b next: must raise pastEnd, if EOF is hit;
Claus Gittinger <cg@exept.de>
parents: 2134
diff changeset
  4885
    "Modified: 11.1.1997 / 17:44:17 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4886
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4887
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4888
nextOrNil
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4889
    "return the next element; advance read position.
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4890
     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
  4891
     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
  4892
     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
  4893
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4894
    |c|
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4895
%{
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4896
    FILEPOINTER f;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4897
    int ret, _buffered;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4898
    OBJ pos, fp;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4899
    unsigned char ch;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4900
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4901
    __INST(lastErrorNumber) = nil;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4902
    if (((fp = __INST(filePointer)) != nil)
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4903
        && (__INST(mode) != @symbol(writeonly))
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4904
    ) {
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4905
        f = __FILEVal(fp);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4906
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4907
        _buffered = (__INST(buffered) == true);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4908
        if (_buffered) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4909
            __READING__(f)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4910
        }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4911
        __READBYTE__(ret, f, &ch, _buffered);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4912
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4913
        if (ret > 0) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4914
            pos = __INST(position);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4915
            if (__isSmallInteger(pos)) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4916
                OBJ t;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4917
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4918
                t = __MKINT(__intVal(pos) + 1); __INST(position) = t; __STORE(self, t);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4919
            } else {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4920
                __INST(position) = nil; /* i.e. do not know */
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4921
            }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4922
            if (__INST(binary) == true) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4923
                RETURN ( __mkSmallInteger(ch) );
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4924
            }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4925
            RETURN ( __MKCHARACTER(ch) );
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4926
        }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4927
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4928
        __INST(position) = nil;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4929
        if (ret < 0) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4930
            __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4931
        } else /* ret == 0 */ {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4932
            __INST(hitEOF) = true;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4933
        }
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4934
    }
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4935
%}.
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4936
    hitEOF == true ifTrue:[^ nil].
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4937
    lastErrorNumber notNil ifTrue:[^ self readError].
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4938
    filePointer isNil ifTrue:[^ self errorNotOpen].
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4939
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4940
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4941
    readAhead notNil ifTrue:[
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4942
        c := readAhead.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4943
        readAhead := nil.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4944
        ^ c.
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4945
    ].
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4946
    c := self nextByteFromFile:filePointer.
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4947
    c isNil ifTrue:[
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4948
        ^ nil.
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4949
    ].
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4950
    binary == true ifTrue:[
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4951
        ^ c
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4952
    ].
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4953
    ^ Character value:c
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4954
!
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  4955
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4956
peek
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4957
    "return the element to be read next without advancing read position.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4958
     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
  4959
     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
  4960
     - see #pastEndRead."
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  4961
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  4962
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  4963
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4964
    unsigned char c;
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  4965
    int ret, _buffered;
216
a8abff749575 *** empty log message ***
claus
parents: 213
diff changeset
  4966
    OBJ fp;
3672
49dff0652a2c fixed readAhead in peek with non-binary mode
Claus Gittinger <cg@exept.de>
parents: 3569
diff changeset
  4967
    OBJ ra;
49dff0652a2c fixed readAhead in peek with non-binary mode
Claus Gittinger <cg@exept.de>
parents: 3569
diff changeset
  4968
49dff0652a2c fixed readAhead in peek with non-binary mode
Claus Gittinger <cg@exept.de>
parents: 3569
diff changeset
  4969
    if ((ra = __INST(readAhead)) != nil) {
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4970
        if (__INST(binary) == true) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4971
            RETURN ( ra );
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4972
        }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4973
        c = __intVal(ra);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4974
        RETURN ( __MKCHARACTER(c) );
3029
aa14768e0e6a larger lineBuffer in #nextLine
Claus Gittinger <cg@exept.de>
parents: 3016
diff changeset
  4975
    }
aa14768e0e6a larger lineBuffer in #nextLine
Claus Gittinger <cg@exept.de>
parents: 3016
diff changeset
  4976
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4977
    __INST(lastErrorNumber) = nil;
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  4978
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  4979
    if (((fp = __INST(filePointer)) != nil)
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4980
        && (__INST(mode) != @symbol(writeonly))
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  4981
    ) {
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4982
        f = __FILEVal(fp);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4983
        _buffered = (__INST(buffered) == true);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4984
        if (_buffered) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4985
            __READING__(f)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4986
        }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4987
        __READBYTE__(ret, f, &c, _buffered);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4988
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4989
        if (ret > 0) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4990
            __UNGETC__(c, f, _buffered);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4991
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4992
            if (__INST(binary) == true) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4993
                RETURN ( __mkSmallInteger(c) );
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4994
            }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4995
            RETURN ( __MKCHARACTER(c) );
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4996
        }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4997
        if (ret < 0) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4998
            __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  4999
        } else /* ret == 0 */ {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5000
            __INST(hitEOF) = true;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5001
        }
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  5002
    }
159
514c749165c3 *** empty log message ***
claus
parents: 108
diff changeset
  5003
%}.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5004
    hitEOF == true ifTrue:[^ self pastEndRead].
216
a8abff749575 *** empty log message ***
claus
parents: 213
diff changeset
  5005
    lastErrorNumber notNil ifTrue:[^ self readError].
1
a27a279701f8 Initial revision
claus
parents:
diff changeset
  5006
    filePointer isNil ifTrue:[^ self errorNotOpen].
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5007
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5008
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5009
    readAhead isNil ifTrue:[
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5010
        readAhead := self nextOrNil.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5011
        readAhead isNil ifTrue:[
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5012
            ^ self pastEndRead.
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5013
        ].
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5014
    ].
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5015
    ^ readAhead
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5016
!
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5017
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5018
peekOrNil
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5019
    "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
  5020
     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
  5021
     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
  5022
     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
  5023
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5024
%{
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5025
    FILEPOINTER f;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5026
    unsigned char c;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5027
    int ret, _buffered;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5028
    OBJ fp;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5029
    OBJ ra;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5030
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5031
    if ((ra = __INST(readAhead)) != nil) {
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5032
        if (__INST(binary) == true) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5033
            RETURN ( ra );
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5034
        }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5035
        c = __intVal(ra);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5036
        RETURN ( __MKCHARACTER(c) );
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5037
    }
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5038
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5039
    __INST(lastErrorNumber) = nil;
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5040
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5041
    if (((fp = __INST(filePointer)) != nil)
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5042
        && (__INST(mode) != @symbol(writeonly))
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5043
    ) {
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5044
        f = __FILEVal(fp);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5045
        _buffered = (__INST(buffered) == true);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5046
        if (_buffered) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5047
            __READING__(f)
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5048
        }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5049
        __READBYTE__(ret, f, &c, _buffered);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5050
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5051
        if (ret > 0) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5052
            __UNGETC__(c, f, _buffered);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5053
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5054
            if (__INST(binary) == true) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5055
                RETURN ( __mkSmallInteger(c) );
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5056
            }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5057
            RETURN ( __MKCHARACTER(c) );
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5058
        }
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5059
        if (ret < 0) {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5060
            __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5061
        } else /* ret == 0 */ {
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5062
            __INST(hitEOF) = true;
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5063
        }
10348
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5064
    }
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5065
%}.
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5066
    hitEOF == true ifTrue:[^ nil].
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5067
    lastErrorNumber notNil ifTrue:[^ self readError].
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5068
    filePointer isNil ifTrue:[^ self errorNotOpen].
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5069
    (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5070
7ed317f7f2be Speedup ExternalStream>>#nextOrNil and ExternalStream>>#peekOrNil.
Stefan Vogel <sv@exept.de>
parents: 10339
diff changeset
  5071
    readAhead isNil ifTrue:[
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5072
        readAhead := self nextOrNil.
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5073
    ].
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5074
    ^ readAhead
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5075
!
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5076
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5077
upToEnd
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5078
    "return a collection of the elements up-to the end.
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5079
     Return nil if the stream-end is reached before."
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5080
6569
f8336e46ec9f Speedup #upToEnd
Stefan Vogel <sv@exept.de>
parents: 6563
diff changeset
  5081
    |answerStream buffer count|
f8336e46ec9f Speedup #upToEnd
Stefan Vogel <sv@exept.de>
parents: 6563
diff changeset
  5082
f8336e46ec9f Speedup #upToEnd
Stefan Vogel <sv@exept.de>
parents: 6563
diff changeset
  5083
    buffer := self contentsSpecies new:4096.
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5084
    [self atEnd] whileFalse:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5085
	count := self nextAvailableBytes:4096 into:buffer startingAt:1.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5086
	count ~~ 0 ifTrue:[
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5087
	    answerStream isNil ifTrue:[
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5088
		answerStream := WriteStream with:buffer.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5089
		answerStream position0Based:count.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5090
		buffer := self contentsSpecies new:4096.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5091
	    ] ifFalse:[
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5092
		answerStream nextPutAll:buffer startingAt:1 to:count.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5093
	    ].
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5094
	].
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5095
    ].
6758
bc933037a1dc oops - upToEnd failed if already at the end
Claus Gittinger <cg@exept.de>
parents: 6661
diff changeset
  5096
    answerStream isNil ifTrue:[^ self contentsSpecies new].
1295
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5097
    ^ answerStream contents
83f594f05c52 documentation
Claus Gittinger <cg@exept.de>
parents: 1281
diff changeset
  5098
7054
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 upToEnd)
685d359f9847 code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents: 7053
diff changeset
  5101
     =
685d359f9847 code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents: 7053
diff changeset
  5102
     ('smalltalk.rc' asFilename readStream contentsOfEntireFile)
685d359f9847 code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents: 7053
diff changeset
  5103
    "
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5104
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5105
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5106
!ExternalStream methodsFor:'rel5 protocol'!
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5107
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5108
atEndFile:filePointer
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5109
    "for migration to rel5 only"
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5110
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5111
    self primitiveFailed
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5112
!
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5113
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5114
nextByteFromFile:filePointer
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5115
    "for migration to rel5 only"
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5116
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5117
    self primitiveFailed
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5118
!
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5119
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5120
nextPutByte:aByte toFile:filePointer
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5121
    "for migration to rel5 only"
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5122
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5123
    self primitiveFailed
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5124
! !
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5125
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5126
!ExternalStream methodsFor:'testing'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5127
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5128
atEnd
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5129
    "return true, if position is at end"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5130
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  5131
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  5132
    FILEPOINTER f;
7875
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  5133
    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
  5134
    char c;
2861
c098e5766682 Fix #atEnd: for signed chars.
Stefan Vogel <sv@exept.de>
parents: 2854
diff changeset
  5135
    int ret, _buffered;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5136
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5137
    if (__INST(hitEOF) == true) {
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5138
	RETURN (true);
3906
7f2d4a3b63e2 oops - readLimit was not handled in #atEnd
Claus Gittinger <cg@exept.de>
parents: 3878
diff changeset
  5139
    }
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5140
    pos = __INST(position);
7875
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  5141
    lim = __INST(readLimit);
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  5142
    if (lim != nil) {
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5143
	off_t _pos, _readLimit;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5144
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5145
	_pos = __signedLongIntVal(pos);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5146
	_pos = _pos - __intVal( @global(PositionableStream:ZeroPosition)) + 1;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5147
	_readLimit = __signedLongIntVal(lim);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5148
	if (_pos > _readLimit) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5149
	    RETURN (true);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5150
	}
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5151
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5152
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5153
    __INST(lastErrorNumber) = nil;
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5154
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5155
    if ((fp = __INST(filePointer)) != nil) {
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5156
	f = __FILEVal(fp);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5157
	if (_buffered = (__INST(buffered) == true)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5158
	    __READING__(f);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5159
	} else {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5160
	    if (__INST(readAhead) != nil) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5161
		RETURN (false);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5162
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5163
	}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5164
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5165
	/*
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5166
	 * read ahead ...
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5167
	 */
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5168
	do {
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5169
#ifdef WIN32
10339
972d0164125a *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10328
diff changeset
  5170
# if 1
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5171
	    __READBYTE__(ret, f, &c, _buffered);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5172
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5173
# else
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5174
	    __BEGIN_INTERRUPTABLE__
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5175
	    __READBYTE__(ret, f, &c, _buffered);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5176
	    __END_INTERRUPTABLE__
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5177
# endif
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5178
#else /* not WIN32 */
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5179
	    __BEGIN_INTERRUPTABLE__
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5180
	    __READBYTE__(ret, f, &c, _buffered);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5181
	    __END_INTERRUPTABLE__
4914
Claus Gittinger <cg@exept.de>
parents: 4913
diff changeset
  5182
#endif
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5183
	} 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
  5184
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  5185
#if defined(WIN32) && defined(EPIPE)
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5186
	if (ret < 0) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5187
	    if (__threadErrno == EPIPE) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5188
		ret = 0;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5189
		__threadErrno = 0;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5190
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5191
	    if (__threadErrno == 0) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5192
		ret = 0;   /* how comes ? */
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5193
	    }
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5194
	}
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  5195
#endif
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5196
	if (ret > 0) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5197
	    __UNGETC__(c&0xff, f, _buffered);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5198
	    RETURN (false);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5199
	}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5200
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5201
	if (ret == 0) {
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5202
	    __INST(hitEOF) = true;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5203
	    RETURN (true);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5204
	}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5205
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5206
	/* ret < 0 */
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  5207
	__INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5208
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5209
%}.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5210
    lastErrorNumber notNil ifTrue:[^ self readError].
5420
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5211
    filePointer isNil ifTrue:[^ self errorNotOpen].
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5212
    mode == #writeonly ifTrue:[^ self errorWriteOnly].
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5213
    readAhead notNil ifTrue:[^ false].
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5214
cec8306dff39 migration
Claus Gittinger <cg@exept.de>
parents: 5417
diff changeset
  5215
    "/ migration support
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5216
    ^ self
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5217
	atEndFile:filePointer
3906
7f2d4a3b63e2 oops - readLimit was not handled in #atEnd
Claus Gittinger <cg@exept.de>
parents: 3878
diff changeset
  5218
7f2d4a3b63e2 oops - readLimit was not handled in #atEnd
Claus Gittinger <cg@exept.de>
parents: 3878
diff changeset
  5219
    "Modified: / 30.10.1998 / 20:16:06 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5220
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5221
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5222
canReadWithoutBlocking
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5223
    "return true, if any data is available for reading (i.e.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5224
     a read operation will not block the smalltalk process), false otherwise."
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
    |fd|
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5227
2986
c6957cf6128f Handle readAhead in #canReadWithoutBlocking
Stefan Vogel <sv@exept.de>
parents: 2963
diff changeset
  5228
    readAhead notNil ifTrue:[^ true].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5229
    filePointer isNil ifTrue:[^ self errorNotOpen].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5230
    mode == #writeonly ifTrue:[^ self errorWriteOnly].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5231
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5232
    fd := self fileDescriptor.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5233
    ^ OperatingSystem readCheck:fd
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5234
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
     |pipe|
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5237
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5238
     pipe := PipeStream readingFrom:'(sleep 10; echo hello)'.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5239
     pipe canReadWithoutBlocking ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5240
	 Transcript showCR:'data available'
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5241
     ] ifFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5242
	 Transcript showCR:'no data available'
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5243
     ].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5244
     pipe close
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5245
    "
2986
c6957cf6128f Handle readAhead in #canReadWithoutBlocking
Stefan Vogel <sv@exept.de>
parents: 2963
diff changeset
  5246
c6957cf6128f Handle readAhead in #canReadWithoutBlocking
Stefan Vogel <sv@exept.de>
parents: 2963
diff changeset
  5247
    "Modified: 25.9.1997 / 13:08:45 / stefan"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5248
!
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
canWriteWithoutBlocking
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5251
    "return true, if data can be written into the stream
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5252
     (i.e. a write operation will not block the smalltalk process)."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5253
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5254
    |fd|
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5255
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5256
    filePointer isNil ifTrue:[^ self errorNotOpen].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5257
    mode == #readonly ifTrue:[^ self errorReadOnly].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5258
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5259
    fd := self fileDescriptor.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5260
    ^ OperatingSystem writeCheck:fd
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  5261
!
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  5262
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  5263
nextError
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  5264
    "return the error by trying to read something.
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  5265
     Should only be used, when we know, that a read operation
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  5266
     will return an error (otherwise a character may be lost).
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  5267
     Return an integer (error number), 0 (EOF) or nil (no error)"
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  5268
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5269
%{ /*NOCONTEXT*/
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  5270
    FILEPOINTER f;
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  5271
    int ret, _buffered;
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  5272
    OBJ fp;
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  5273
    unsigned char ch;
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  5274
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  5275
    if (((fp = __INST(filePointer)) != nil)
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5276
	&& (__INST(mode) != @symbol(writeonly))
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  5277
    ) {
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5278
	f = __FILEVal(fp);
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5279
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5280
	_buffered = (__INST(buffered) == true);
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5281
	if (_buffered) {
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5282
	    __READING__(f)
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5283
	}
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5284
	__READBYTE__(ret, f, &ch, _buffered);
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5285
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5286
	if (ret > 0) {
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5287
	    RETURN(nil)
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5288
	}
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5289
	if (ret < 0) {
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  5290
	    RETURN(__mkSmallInteger(__threadErrno));
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5291
	} else /* ret == 0 */ {
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  5292
	    RETURN(__mkSmallInteger(0)); /* EOF */
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5293
	}
6269
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  5294
    }
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  5295
%}.
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  5296
!
3a888523e3a6 #errorReporter and #reportOn class-methods
Stefan Vogel <sv@exept.de>
parents: 6255
diff changeset
  5297
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  5298
numAvailable
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  5299
    "return the number of bytes available for reading"
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  5300
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  5301
    |fd|
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  5302
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  5303
    filePointer isNil ifTrue:[^ self errorNotOpen].
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  5304
    mode == #writeonly ifTrue:[^ self errorWriteOnly].
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  5305
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  5306
    fd := self fileDescriptor.
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  5307
    ^ OperatingSystem numAvailableForReadOn:fd.
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  5308
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  5309
"/    self atEnd ifTrue:[^ 0].
3432
1228d4ba9518 allow reading/writing from/to ExternalBytes
Claus Gittinger <cg@exept.de>
parents: 3420
diff changeset
  5310
"/    self canReadWithoutBlocking ifTrue:[
1228d4ba9518 allow reading/writing from/to ExternalBytes
Claus Gittinger <cg@exept.de>
parents: 3420
diff changeset
  5311
"/        ^ 1
1228d4ba9518 allow reading/writing from/to ExternalBytes
Claus Gittinger <cg@exept.de>
parents: 3420
diff changeset
  5312
"/    ].
1228d4ba9518 allow reading/writing from/to ExternalBytes
Claus Gittinger <cg@exept.de>
parents: 3420
diff changeset
  5313
"/    ^ 0
3274
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  5314
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  5315
    "Created: / 4.2.1998 / 16:56:01 / cg"
92a24829f14a added #nextAvailableBytes - very useful for pipes & sockets.
Claus Gittinger <cg@exept.de>
parents: 3255
diff changeset
  5316
    "Modified: / 4.2.1998 / 17:31:11 / cg"
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5317
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5318
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5319
!ExternalStream methodsFor:'waiting for I/O'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5320
5101
901c91d6dd50 support to poll write-fds
Claus Gittinger <cg@exept.de>
parents: 4968
diff changeset
  5321
canBeSelected
901c91d6dd50 support to poll write-fds
Claus Gittinger <cg@exept.de>
parents: 4968
diff changeset
  5322
    "return true, if this stream can be selected upon"
901c91d6dd50 support to poll write-fds
Claus Gittinger <cg@exept.de>
parents: 4968
diff changeset
  5323
901c91d6dd50 support to poll write-fds
Claus Gittinger <cg@exept.de>
parents: 4968
diff changeset
  5324
    ^ OperatingSystem supportsSelect
901c91d6dd50 support to poll write-fds
Claus Gittinger <cg@exept.de>
parents: 4968
diff changeset
  5325
!
901c91d6dd50 support to poll write-fds
Claus Gittinger <cg@exept.de>
parents: 4968
diff changeset
  5326
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5327
readWait
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5328
    "suspend the current process, until the receiver
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5329
     becomes ready for reading. If data is already available,
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5330
     return immediate.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5331
     The other threads are not affected by the wait."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5332
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5333
    self readWaitWithTimeoutMs:nil
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5334
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5335
3016
42466b291fae more ST80 compatibility
ca
parents: 2999
diff changeset
  5336
readWaitTimeoutMs:timeout
42466b291fae more ST80 compatibility
ca
parents: 2999
diff changeset
  5337
    "ST-80 compatibility"
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5338
    ^ self readWaitWithTimeoutMs:timeout
3016
42466b291fae more ST80 compatibility
ca
parents: 2999
diff changeset
  5339
!
42466b291fae more ST80 compatibility
ca
parents: 2999
diff changeset
  5340
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5341
readWaitWithTimeout:timeout
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5342
    "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
  5343
     becomes ready for reading or a timeout (in seconds) expired.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5344
     If data is already available, return immediate.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5345
     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
  5346
     The other threads are not affected by the wait."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5347
4640
034c028a5463 care for nil arg in readWaitWithTimeout / writeWaitWithTimeout
Claus Gittinger <cg@exept.de>
parents: 4627
diff changeset
  5348
    |ms|
034c028a5463 care for nil arg in readWaitWithTimeout / writeWaitWithTimeout
Claus Gittinger <cg@exept.de>
parents: 4627
diff changeset
  5349
034c028a5463 care for nil arg in readWaitWithTimeout / writeWaitWithTimeout
Claus Gittinger <cg@exept.de>
parents: 4627
diff changeset
  5350
    timeout notNil ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5351
	ms := timeout * 1000
4640
034c028a5463 care for nil arg in readWaitWithTimeout / writeWaitWithTimeout
Claus Gittinger <cg@exept.de>
parents: 4627
diff changeset
  5352
    ].
034c028a5463 care for nil arg in readWaitWithTimeout / writeWaitWithTimeout
Claus Gittinger <cg@exept.de>
parents: 4627
diff changeset
  5353
    ^ self readWaitWithTimeoutMs:ms
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5354
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5355
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5356
readWaitWithTimeoutMs:timeout
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5357
    "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
  5358
     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
  5359
     If data is already available, return immediate.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5360
     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
  5361
     The other threads are not affected by the wait."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5362
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5363
    |fd inputSema hasData wasBlocked|
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5364
2120
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  5365
    readAhead notNil ifTrue:[^ false].
71c1870df7ba implemented 1-character readAhead for unbuffered streams;
Claus Gittinger <cg@exept.de>
parents: 2045
diff changeset
  5366
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5367
    filePointer isNil ifTrue:[^ self errorNotOpen].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5368
    mode == #writeonly ifTrue:[^ self errorWriteOnly].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5369
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5370
    fd := self fileDescriptor.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5371
    (OperatingSystem readCheck:fd) ifTrue:[^ false].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5372
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5373
    wasBlocked := OperatingSystem blockInterrupts.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5374
    hasData := OperatingSystem readCheck:fd.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5375
    hasData ifFalse:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5376
	inputSema := Semaphore new name:'readWait'.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5377
	[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5378
	    timeout notNil ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5379
		Processor signal:inputSema afterMilliseconds:timeout
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5380
	    ].
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5381
	    Processor signal:inputSema onInput:fd.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5382
	    Processor activeProcess state:#ioWait.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5383
	    inputSema wait.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5384
	    Processor disableSemaphore:inputSema.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5385
	    hasData := OperatingSystem readCheck:fd
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5386
	] ifCurtailed:[
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5387
	    Processor disableSemaphore:inputSema.
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5388
	    wasBlocked ifFalse:[OperatingSystem unblockInterrupts].
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5389
	]
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5390
    ].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5391
    wasBlocked ifFalse:[OperatingSystem unblockInterrupts].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5392
    ^ hasData not
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5393
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5394
3490
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5395
readWriteWait
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5396
    "suspend the current process, until the receiver
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5397
     becomes ready for writing or reading.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5398
     Return immediate if the receiver is already ready.
5506
ffa0d32f4a51 Comment
Stefan Vogel <sv@exept.de>
parents: 5494
diff changeset
  5399
     The other threads are not affected by the wait."
3490
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5400
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5401
    self readWriteWaitWithTimeoutMs:nil
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5402
!
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5403
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5404
readWriteWaitWithTimeoutMs:timeout
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5405
    "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
  5406
     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
  5407
     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
  5408
     Return immediate if the receiver is already ready.
5506
ffa0d32f4a51 Comment
Stefan Vogel <sv@exept.de>
parents: 5494
diff changeset
  5409
     The other threads are not affected by the wait."
3490
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5410
3672
49dff0652a2c fixed readAhead in peek with non-binary mode
Claus Gittinger <cg@exept.de>
parents: 3569
diff changeset
  5411
    |fd sema canReadWrite wasBlocked|
3490
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5412
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5413
    filePointer isNil ifTrue:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5414
	^ self errorNotOpen
3490
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5415
    ].
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5416
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5417
    fd := self fileDescriptor.
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5418
    (OperatingSystem readWriteCheck:fd) ifTrue:[^ false].
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5419
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5420
    wasBlocked := OperatingSystem blockInterrupts.
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5421
    canReadWrite := OperatingSystem readWriteCheck:fd.
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5422
    canReadWrite ifFalse:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5423
	sema := Semaphore new name:'readWriteWait'.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5424
	[
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5425
	    timeout notNil ifTrue:[
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5426
		Processor signal:sema afterMilliseconds:timeout
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5427
	    ].
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5428
	    Processor signal:sema onOutput:fd.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5429
	    Processor signal:sema onInput:fd.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5430
	    Processor activeProcess state:#ioWait.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5431
	    sema wait.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5432
	    Processor disableSemaphore:sema.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5433
	    canReadWrite := OperatingSystem readWriteCheck:fd
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5434
	] ifCurtailed:[
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5435
	    Processor disableSemaphore:sema.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5436
	    wasBlocked ifFalse:[OperatingSystem unblockInterrupts].
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5437
	]
3490
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5438
    ].
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5439
    wasBlocked ifFalse:[OperatingSystem unblockInterrupts].
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5440
    ^ canReadWrite not
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5441
!
6a87c2b37fd4 added #readWriteWait methods.
Claus Gittinger <cg@exept.de>
parents: 3474
diff changeset
  5442
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5443
writeWait
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5444
    "suspend the current process, until the receiver
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5445
     becomes ready for writing.
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5446
     Return immediate if the receiver is already ready.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5447
     The other threads are not affected by the wait."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5448
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5449
    self writeWaitWithTimeoutMs:nil
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5450
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5451
3016
42466b291fae more ST80 compatibility
ca
parents: 2999
diff changeset
  5452
writeWaitTimeoutMs:timeout
42466b291fae more ST80 compatibility
ca
parents: 2999
diff changeset
  5453
    "ST-80 compatibility"
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5454
    ^ self writeWaitWithTimeoutMs:timeout
3016
42466b291fae more ST80 compatibility
ca
parents: 2999
diff changeset
  5455
!
42466b291fae more ST80 compatibility
ca
parents: 2999
diff changeset
  5456
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5457
writeWaitWithTimeout:timeout
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5458
    "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
  5459
     becomes ready for writing or a timeout (in seconds) expired.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5460
     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
  5461
     Return immediate if the receiver is already ready.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5462
     The other threads are not affected by the wait."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5463
4640
034c028a5463 care for nil arg in readWaitWithTimeout / writeWaitWithTimeout
Claus Gittinger <cg@exept.de>
parents: 4627
diff changeset
  5464
    |ms|
034c028a5463 care for nil arg in readWaitWithTimeout / writeWaitWithTimeout
Claus Gittinger <cg@exept.de>
parents: 4627
diff changeset
  5465
034c028a5463 care for nil arg in readWaitWithTimeout / writeWaitWithTimeout
Claus Gittinger <cg@exept.de>
parents: 4627
diff changeset
  5466
    timeout notNil ifTrue:[
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5467
	ms := timeout * 1000
4640
034c028a5463 care for nil arg in readWaitWithTimeout / writeWaitWithTimeout
Claus Gittinger <cg@exept.de>
parents: 4627
diff changeset
  5468
    ].
034c028a5463 care for nil arg in readWaitWithTimeout / writeWaitWithTimeout
Claus Gittinger <cg@exept.de>
parents: 4627
diff changeset
  5469
    ^ self writeWaitWithTimeoutMs:ms
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5470
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5471
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5472
writeWaitWithTimeoutMs:timeout
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5473
    "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
  5474
     becomes ready for writing or a timeout (in milliseconds) expired.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5475
     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
  5476
     Return immediate if the receiver is already ready.
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5477
     The other threads are not affected by the wait."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5478
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5479
    |fd outputSema canWrite wasBlocked|
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5480
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5481
    filePointer isNil ifTrue:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5482
	^ self errorNotOpen
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5483
    ].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5484
    mode == #readonly ifTrue:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5485
	^ self errorReadOnly
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5486
    ].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5487
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5488
    fd := self fileDescriptor.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5489
    (OperatingSystem writeCheck:fd) ifTrue:[^ false].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5490
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5491
    wasBlocked := OperatingSystem blockInterrupts.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5492
    canWrite := OperatingSystem writeCheck:fd.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5493
    canWrite ifFalse:[
7832
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5494
	outputSema := Semaphore new name:'writeWait'.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5495
	[
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5496
	    timeout notNil ifTrue:[
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5497
		Processor signal:outputSema afterMilliseconds:timeout
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5498
	    ].
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5499
	    Processor signal:outputSema onOutput:fd.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5500
	    Processor activeProcess state:#ioWait.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5501
	    outputSema wait.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5502
	    Processor disableSemaphore:outputSema.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5503
	    canWrite := OperatingSystem writeCheck:fd
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5504
	] ifCurtailed:[
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5505
	    Processor disableSemaphore:outputSema.
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5506
	    wasBlocked ifFalse:[OperatingSystem unblockInterrupts].
f8a02752ca28 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 7806
diff changeset
  5507
	]
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5508
    ].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5509
    wasBlocked ifFalse:[OperatingSystem unblockInterrupts].
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5510
    ^ canWrite not
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5511
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5512
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5513
!ExternalStream methodsFor:'writing'!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5514
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5515
cr
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5516
    "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
  5517
     reimplemented for speed"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5518
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  5519
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  5520
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5521
    int len, cnt, _buffered;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5522
    OBJ fp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5523
    char *cp;
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5524
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5525
    __INST(lastErrorNumber) = nil;
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5526
    if (((fp = __INST(filePointer)) != nil)
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5527
	&& (__INST(mode) != @symbol(readonly))
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5528
	&& (__INST(binary) != true)
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5529
    ) {
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5530
	f = __FILEVal(fp);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5531
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5532
	if (_buffered = (__INST(buffered) == true)) {
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5533
	    __WRITING__(f)
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5534
	}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5535
	{
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5536
	    OBJ mode = __INST(eolMode);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5537
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5538
	    if (mode == @symbol(cr)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5539
		cp = "\r"; len = 1;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5540
	    } else if (mode == @symbol(crlf)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5541
		cp = "\r\n"; len = 2;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5542
	    } else {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5543
		cp = "\n"; len = 1;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5544
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5545
	}
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  5546
#ifdef WIN32
10328
ad731a7584a3 ensure that win32_fwrite is used for stdout and stderr
Claus Gittinger <cg@exept.de>
parents: 9053
diff changeset
  5547
	if ((f == __win32_stdout()) || (f == __win32_stderr())) {
ad731a7584a3 ensure that win32_fwrite is used for stdout and stderr
Claus Gittinger <cg@exept.de>
parents: 9053
diff changeset
  5548
	    cnt = __win32_fwrite(cp, 1, len, f);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5549
	} else
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  5550
#endif
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5551
	{
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5552
	    __WRITEBYTES__(cnt, f, cp, len, _buffered);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5553
	}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5554
	if (cnt == len) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5555
	    if (__isSmallInteger(__INST(position))) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5556
		INT np = __intVal(__INST(position)) + len;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5557
		OBJ t;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5558
8881
53e94478133f STORE macro fix (gcc3.4 bug)
Claus Gittinger <cg@exept.de>
parents: 8818
diff changeset
  5559
		t = __MKINT(np); __INST(position) = t; __STORE(self, t);
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5560
	    } else {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5561
		__INST(position) = nil; /* i.e: dont know */
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5562
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5563
	    RETURN ( self );
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5564
	}
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  5565
	__INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5566
    }
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5567
%}.
2326
01fa309e48d9 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 2325
diff changeset
  5568
    lastErrorNumber notNil ifTrue:[self writeError. ^ self].
01fa309e48d9 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 2325
diff changeset
  5569
    filePointer isNil ifTrue:[self errorNotOpen. ^ self].
01fa309e48d9 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 2325
diff changeset
  5570
    (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
5414
8557e4e71e51 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 5323
diff changeset
  5571
    (binary==true) ifTrue:[self errorBinary. ^ self].
8557e4e71e51 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 5323
diff changeset
  5572
8557e4e71e51 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 5323
diff changeset
  5573
    (eolMode == #cr) ifTrue:[self nextPut:(Character return). ^ self].
8557e4e71e51 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 5323
diff changeset
  5574
    (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
  5575
    self nextPut:(Character return).
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5576
    self nextPut:(Character nl).
5414
8557e4e71e51 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 5323
diff changeset
  5577
    ^ self
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5578
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5579
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5580
flush
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5581
    "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
  5582
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5583
%{
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5584
    OBJ fp;
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5585
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5586
    __INST(lastErrorNumber) = nil;
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5587
    if ((fp = __INST(filePointer)) != nil) {
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5588
	if (__INST(mode) != @symbol(readonly)) {
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5589
	    if (__INST(buffered) == true) {
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5590
		FILEPOINTER f = __FILEVal(fp);
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  5591
#ifdef WIN32
10328
ad731a7584a3 ensure that win32_fwrite is used for stdout and stderr
Claus Gittinger <cg@exept.de>
parents: 9053
diff changeset
  5592
		if ((f == __win32_stdout()) || (f == __win32_stderr())) {
ad731a7584a3 ensure that win32_fwrite is used for stdout and stderr
Claus Gittinger <cg@exept.de>
parents: 9053
diff changeset
  5593
		    __win32_fflush(f);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5594
		} else
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  5595
#endif
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5596
		{
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5597
#ifdef WIN32
10339
972d0164125a *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 10328
diff changeset
  5598
# if 1
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5599
		    FFLUSH(f);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5600
# else
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5601
		    __BEGIN_INTERRUPTABLE__
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5602
		    FFLUSH(f);
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5603
		    __END_INTERRUPTABLE__
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5604
# endif
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5605
#else
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5606
		    __BEGIN_INTERRUPTABLE__
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5607
		    FFLUSH(f);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5608
		    __END_INTERRUPTABLE__
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5609
#endif
7051
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5610
		}
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5611
	    }
984d8271d06b preps for 0-based stream positions
Claus Gittinger <cg@exept.de>
parents: 7017
diff changeset
  5612
	}
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5613
    }
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5614
%}
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5615
!
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5616
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5617
nextPut:aCharacter
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5618
    "write the argument, aCharacter - return nil if failed, self if ok.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5619
     Only single-byte characters are currently supported"
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5620
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  5621
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  5622
    FILEPOINTER f;
8209
908ba4b9543e check for written characters to be in 00..FF
Claus Gittinger <cg@exept.de>
parents: 8074
diff changeset
  5623
    unsigned codePoint;
908ba4b9543e check for written characters to be in 00..FF
Claus Gittinger <cg@exept.de>
parents: 8074
diff changeset
  5624
    unsigned char c;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5625
    int cnt, _buffered;
7875
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  5626
    OBJ fp;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5627
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5628
    __INST(lastErrorNumber) = nil;
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5629
    if (((fp = __INST(filePointer)) != nil)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5630
	&& (__INST(mode) != @symbol(readonly))
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5631
    ) {
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5632
	if (__INST(binary) != true) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5633
	    if (__isCharacter(aCharacter)) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5634
		codePoint = __intVal(__characterVal(aCharacter));
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5635
		if (codePoint <= 0xFF) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5636
		    c = codePoint;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5637
    doWrite:
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5638
		    f = __FILEVal(fp);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5639
		    if (! f) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5640
			fprintf(stderr, "oops - fileHandle is NULL in nextPut:\n");
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5641
			__INST(filePointer) = nil;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5642
			goto out;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5643
		    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5644
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5645
		    if (_buffered = (__INST(buffered) == true)) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5646
			__WRITING__(f)
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5647
		    }
9053
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  5648
#ifdef WIN32
10328
ad731a7584a3 ensure that win32_fwrite is used for stdout and stderr
Claus Gittinger <cg@exept.de>
parents: 9053
diff changeset
  5649
		    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
ad731a7584a3 ensure that win32_fwrite is used for stdout and stderr
Claus Gittinger <cg@exept.de>
parents: 9053
diff changeset
  5650
			cnt = __win32_fwrite(&c, 1, 1, f);
9053
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  5651
		    } else
f3f3d48d6f44 fix writing to stdout/stderr for winstx non-console operation
Claus Gittinger <cg@exept.de>
parents: 9024
diff changeset
  5652
#endif
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5653
		    __WRITEBYTE__(cnt, f, &c, _buffered);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5654
		    if (cnt == 1) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5655
			if (__isSmallInteger(__INST(position))) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5656
			    INT np = __intVal(__INST(position)) + 1;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5657
			    OBJ t;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5658
8881
53e94478133f STORE macro fix (gcc3.4 bug)
Claus Gittinger <cg@exept.de>
parents: 8818
diff changeset
  5659
			    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5660
			} else {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5661
			    __INST(position) = nil; /* i.e. do not know */
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5662
			}
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5663
			RETURN ( self );
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5664
		    }
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  5665
		    __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5666
		}
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5667
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5668
	} else {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5669
	    if (__isSmallInteger(aCharacter)) {
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5670
		c = __intVal(aCharacter);
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5671
		goto doWrite;
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5672
	    }
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5673
	}
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5674
    }
7737
616d849b7838 fileHandle check
Claus Gittinger <cg@exept.de>
parents: 7700
diff changeset
  5675
out: ;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5676
%}.
2331
d6ddf452adc9 return codes in error cases
Claus Gittinger <cg@exept.de>
parents: 2326
diff changeset
  5677
    lastErrorNumber notNil ifTrue:[self writeError. ^ self].
d6ddf452adc9 return codes in error cases
Claus Gittinger <cg@exept.de>
parents: 2326
diff changeset
  5678
    filePointer isNil ifTrue:[self errorNotOpen. ^ self].
d6ddf452adc9 return codes in error cases
Claus Gittinger <cg@exept.de>
parents: 2326
diff changeset
  5679
    (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
5417
0478ac31e042 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 5414
diff changeset
  5680
    binary == true ifFalse:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5681
	(aCharacter isCharacter not
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5682
	or:[aCharacter codePoint > 16rFF]) ifTrue:[
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5683
	    self argumentMustBeCharacter.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5684
	    ^ self.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5685
	].
5417
0478ac31e042 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 5414
diff changeset
  5686
    ] ifTrue:[
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5687
	aCharacter isInteger ifFalse:[
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5688
	    self argumentMustBeInteger.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5689
	    ^ self.
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5690
	].
5417
0478ac31e042 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 5414
diff changeset
  5691
    ].
0478ac31e042 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 5414
diff changeset
  5692
    "/ migration support
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5693
    self
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5694
	nextPutByte:aCharacter asInteger
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5695
	toFile:filePointer
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5696
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5697
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5698
nextPutAll:aCollection
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5699
    "write all elements of the argument, aCollection.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5700
     Reimplemented for speed when writing strings or byteArrays.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5701
     For others, falls back to general method in superclass."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5702
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  5703
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  5704
    FILEPOINTER f;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5705
    int len, cnt;
7875
eb7d48b0425d made all position-handling code 32bit save
Claus Gittinger <cg@exept.de>
parents: 7832
diff changeset
  5706
    OBJ fp;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5707
    int _buffered;
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  5708
    int o_offs;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5709
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5710
    __INST(lastErrorNumber) = nil;
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5711
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5712
    if (((fp = __INST(filePointer)) != nil)
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5713
	&& (__INST(mode) != @symbol(readonly))
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5714
    ) {
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5715
	f = __FILEVal(fp);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5716
	if (! f) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5717
	    fprintf(stderr, "oops - fileHandle is NULL in nextPutAll:\n");
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5718
	    __INST(filePointer) = nil;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5719
	    goto out;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5720
	}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5721
	if (_buffered = (__INST(buffered) == true)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5722
	    __WRITING__(f)
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5723
	}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5724
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5725
	if (__isString(aCollection) || __isSymbol(aCollection)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5726
	    len = __stringSize(aCollection);
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  5727
#ifdef WIN32
10328
ad731a7584a3 ensure that win32_fwrite is used for stdout and stderr
Claus Gittinger <cg@exept.de>
parents: 9053
diff changeset
  5728
	    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
ad731a7584a3 ensure that win32_fwrite is used for stdout and stderr
Claus Gittinger <cg@exept.de>
parents: 9053
diff changeset
  5729
		cnt = __win32_fwrite(__stringVal(aCollection), 1, len, f);
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5730
	    } else
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  5731
#endif
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5732
	    {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5733
		o_offs = (char *)__stringVal(aCollection)-(char *)__InstPtr(aCollection);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5734
		__WRITEBYTES_OBJ__(cnt, f, aCollection, o_offs, len, _buffered);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5735
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5736
	} else {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5737
	    if (__INST(binary) == true) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5738
		int offs;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5739
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5740
		if (__isByteArray(aCollection)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5741
		    offs = 0;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5742
		    len = __byteArraySize(aCollection);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5743
		} else if (__isBytes(aCollection)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5744
		    offs = __OBJS2BYTES__(__intVal(__ClassInstPtr(__qClass(aCollection))->c_ninstvars));
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5745
		    len = __byteArraySize(aCollection) - offs;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5746
		} else
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5747
		    goto out;
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  5748
#ifdef WIN32
10328
ad731a7584a3 ensure that win32_fwrite is used for stdout and stderr
Claus Gittinger <cg@exept.de>
parents: 9053
diff changeset
  5749
		if ((f == __win32_stdout()) || (f == __win32_stderr())) {
ad731a7584a3 ensure that win32_fwrite is used for stdout and stderr
Claus Gittinger <cg@exept.de>
parents: 9053
diff changeset
  5750
		    cnt = __win32_fwrite(__stringVal(aCollection), 1, len, f);
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5751
		} else
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  5752
#endif
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5753
		{
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5754
		    o_offs = (char *)(__ByteArrayInstPtr(aCollection)->ba_element) - (char *)__InstPtr(aCollection);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5755
		    o_offs += offs;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5756
		    __WRITEBYTES_OBJ__(cnt, f, aCollection, o_offs, len, _buffered);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5757
		}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5758
	    } else
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5759
		goto out;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5760
	}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5761
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5762
	if (cnt == len) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5763
	    if (__isSmallInteger(__INST(position))) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5764
		INT np = __intVal(__INST(position)) + len;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5765
		OBJ t;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5766
8881
53e94478133f STORE macro fix (gcc3.4 bug)
Claus Gittinger <cg@exept.de>
parents: 8818
diff changeset
  5767
		t = __MKINT(np); __INST(position) = t; __STORE(self, t);
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5768
	    } else {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5769
		__INST(position) = nil; /* i.e. do not know */
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5770
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5771
	    RETURN (self);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5772
	}
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  5773
	__INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5774
    }
1478
aae07192b7d1 labels in empty statements need a semi
Claus Gittinger <cg@exept.de>
parents: 1469
diff changeset
  5775
out: ;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5776
%}.
2331
d6ddf452adc9 return codes in error cases
Claus Gittinger <cg@exept.de>
parents: 2326
diff changeset
  5777
    lastErrorNumber notNil ifTrue:[self writeError. ^ self].
d6ddf452adc9 return codes in error cases
Claus Gittinger <cg@exept.de>
parents: 2326
diff changeset
  5778
    filePointer isNil ifTrue:[self errorNotOpen. ^ self].
d6ddf452adc9 return codes in error cases
Claus Gittinger <cg@exept.de>
parents: 2326
diff changeset
  5779
    (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5780
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5781
    ^ super nextPutAll:aCollection
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5782
!
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5783
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5784
nextPutAll:aCollection startingAt:start to:stop
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5785
    "write a range of elements of the argument, aCollection.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5786
     Reimplemented for speed when writing strings or byteArrays.
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5787
     For others, falls back to general method in superclass."
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5788
1067
1e7959af0821 removed all NOCONTEXT (last version did no good - PROTECT-stack overflow ...)
Claus Gittinger <cg@exept.de>
parents: 1066
diff changeset
  5789
%{
2593
d678527ef34e changes for NT; prepare to use HANDLES instead of FILES (NT)
Claus Gittinger <cg@exept.de>
parents: 2591
diff changeset
  5790
    FILEPOINTER f;
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5791
    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
  5792
    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
  5793
    int o_offs;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5794
1133
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5795
    __INST(lastErrorNumber) = nil;
961f2b095c22 underline cleanup
Claus Gittinger <cg@exept.de>
parents: 1119
diff changeset
  5796
    if (((fp = __INST(filePointer)) != nil)
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5797
	&& (__INST(mode) != @symbol(readonly))
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5798
	&& __bothSmallInteger(start, stop)
1463
ace6b72b6f4a Use common macros to make interruptable system calls signal proof.
Stefan Vogel <sv@exept.de>
parents: 1422
diff changeset
  5799
    ) {
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5800
	f = __FILEVal(fp);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5801
	if (_buffered = (__INST(buffered) == true)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5802
	    __WRITING__(f)
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5803
	}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5804
	iStart = __intVal(start);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5805
	iStop = __intVal(stop);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5806
	if ((iStart < 1) || (iStop < iStart)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5807
	    RETURN(self);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5808
	}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5809
	if (__isString(aCollection) || __isSymbol(aCollection)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5810
	    len = __stringSize(aCollection);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5811
	    if (iStop > len) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5812
		RETURN(self);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5813
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5814
	    if (iStop > len)
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5815
		iStop = len;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5816
	    len = iStop - iStart + 1;
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  5817
#ifdef WIN32
10328
ad731a7584a3 ensure that win32_fwrite is used for stdout and stderr
Claus Gittinger <cg@exept.de>
parents: 9053
diff changeset
  5818
	    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
ad731a7584a3 ensure that win32_fwrite is used for stdout and stderr
Claus Gittinger <cg@exept.de>
parents: 9053
diff changeset
  5819
		cnt = __win32_fwrite(__stringVal(aCollection)+iStart-1, 1, len, f);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5820
	    } else
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  5821
#endif
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5822
	    {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5823
		o_offs = (char *)__stringVal(aCollection)-(char *)__InstPtr(aCollection);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5824
		__WRITEBYTES_OBJ__(cnt, f, aCollection, o_offs+iStart-1, len, _buffered);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5825
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5826
	} else {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5827
	    if (__INST(binary) == true) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5828
		int offs;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5829
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5830
		if (__isByteArray(aCollection)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5831
		    offs = 0;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5832
		    len = __byteArraySize(aCollection);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5833
		} else if (__isBytes(aCollection)) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5834
		    offs = __OBJS2BYTES__(__intVal(__ClassInstPtr(__qClass(aCollection))->c_ninstvars));
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5835
		    len = __byteArraySize(aCollection) - offs;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5836
		} else
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5837
		    goto out;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5838
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5839
		if (iStop > len) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5840
		    RETURN(self);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5841
		}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5842
		if (iStop > len)
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5843
		    iStop = len;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5844
		len = iStop - iStart + 1;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5845
		offs += iStart - 1;
4913
4964b2c71d31 remerged ExtSTream_win32 into ExtStream.
Claus Gittinger <cg@exept.de>
parents: 4640
diff changeset
  5846
#ifdef WIN32
10328
ad731a7584a3 ensure that win32_fwrite is used for stdout and stderr
Claus Gittinger <cg@exept.de>
parents: 9053
diff changeset
  5847
		if ((f == __win32_stdout()) || (f == __win32_stderr())) {
ad731a7584a3 ensure that win32_fwrite is used for stdout and stderr
Claus Gittinger <cg@exept.de>
parents: 9053
diff changeset
  5848
		    cnt = __win32_fwrite(__stringVal(aCollection)+iStart-1, 1, len, f);
8818
4b1ffc19e3ce remerged WIN32 and Unix versions into common source
Claus Gittinger <cg@exept.de>
parents: 8616
diff changeset
  5849
		} else
2513
a589586a3828 big bug: READBYTES & WRITEBYTES did not care for moving objects when interrupted.
Claus Gittinger <cg@exept.de>
parents: 2331
diff changeset
  5850
#endif
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5851
		{
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5852
		    o_offs = (char *)(__ByteArrayInstPtr(aCollection)->ba_element)-(char *)__InstPtr(aCollection);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5853
		    __WRITEBYTES_OBJ__(cnt, f,  aCollection, o_offs+offs, len, _buffered);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5854
		}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5855
	    } else
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5856
		goto out;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5857
	}
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5858
	if (cnt == len) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5859
	    if (__isSmallInteger(__INST(position))) {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5860
		INT np = __intVal(__INST(position)) + len;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5861
		OBJ t;
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5862
8881
53e94478133f STORE macro fix (gcc3.4 bug)
Claus Gittinger <cg@exept.de>
parents: 8818
diff changeset
  5863
		t = __MKINT(np); __INST(position) = t; __STORE(self, t);
8070
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5864
	    } else {
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5865
		__INST(position) = nil; /* i.e. do not know */
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5866
	    }
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5867
	    RETURN (self);
2fec8e67e119 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 8069
diff changeset
  5868
	}
8913
b9498d27a554 64bit; mkSmallInteger
Claus Gittinger <cg@exept.de>
parents: 8901
diff changeset
  5869
	__INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5870
    }
1478
aae07192b7d1 labels in empty statements need a semi
Claus Gittinger <cg@exept.de>
parents: 1469
diff changeset
  5871
out: ;
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5872
%}.
7801
d930c353588d writeError: care for EWOULDBLOCK in nonBlocking case.
penk
parents: 7737
diff changeset
  5873
    lastErrorNumber notNil ifTrue:[self writeError. ^ self].
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5874
    ^ super nextPutAll:aCollection startingAt:start to:stop
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5875
! !
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5876
2045
1ad17ca6520f fall back to super>>nextPutLine: if argument is not a string.
Claus Gittinger <cg@exept.de>
parents: 2044
diff changeset
  5877
!ExternalStream class methodsFor:'documentation'!
730
62643519bf68 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 711
diff changeset
  5878
62643519bf68 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 711
diff changeset
  5879
version
10361
ee6a8af317ce Disable methods, that were "reimplemented for speed"
Stefan Vogel <sv@exept.de>
parents: 10352
diff changeset
  5880
    ^ '$Header: /cvs/stx/stx/libbasic/ExternalStream.st,v 1.302 2007-01-24 16:57:22 stefan Exp $'
730
62643519bf68 checkin from browser
Claus Gittinger <cg@exept.de>
parents: 711
diff changeset
  5881
! !
6804
caf6a4521d4c added utility: ExternalStream >> copyToEndInto:
Claus Gittinger <cg@exept.de>
parents: 6758
diff changeset
  5882
612
e640bef6170e checkin from browser
Claus Gittinger <cg@exept.de>
parents: 593
diff changeset
  5883
ExternalStream initialize!