author | Claus Gittinger <cg@exept.de> |
Wed, 10 Nov 1999 17:20:51 +0100 | |
changeset 4978 | 0d75a92f1e56 |
parent 4910 | 33b0edbb1920 |
child 5120 | 13143fbcbdf8 |
permissions | -rw-r--r-- |
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" |
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COPYRIGHT (c) 1989 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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ExternalStream subclass:#FileStream |
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instanceVariableNames:'pathName canPosition removeOnClose' |
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classVariableNames:'OpenErrorSignal UserInitiatedFileSaveQuerySignal' |
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poolDictionaries:'' |
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category:'Streams-External' |
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! |
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!FileStream primitiveDefinitions! |
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%{ |
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#include <stdio.h> |
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#define _STDIO_H_INCLUDED_ |
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#include <errno.h> |
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#define _ERRNO_H_INCLUDED_ |
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#ifdef transputer |
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# include <iocntrl.h> |
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# ifndef fileno |
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/* kludge: inmos forgot fileno */ |
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# define fileno(f) ((f)->__file) |
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# endif |
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#else /* not transputer */ |
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# include <sys/types.h> |
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# include <sys/stat.h> |
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#endif /* not transputer */ |
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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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/* |
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* not all systems have off_t |
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* explicit add of those we know to have ... |
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*/ |
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#ifdef __osf__ |
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# define OFF_T off_t |
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#endif |
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#ifndef OFF_T |
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# define OFF_T long |
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#endif |
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#ifdef __VMS__ |
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/* |
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* get those VMS definitions ... |
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*/ |
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# include <rms.h> |
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#endif |
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#ifndef WIN32 |
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extern long ftell(), lseek(); |
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# define HFILE FILE * |
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#endif |
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#ifdef WIN32 |
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# define NO_STDIO |
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# ifdef i386 |
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# define _X86_ |
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# endif |
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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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# define NOATOM |
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# define NOGDICAPMASKS |
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# define NOMETAFILE |
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# define NOMINMAX |
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//# define NOOPENFILE |
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# define NOSOUND |
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# define NOWH |
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//# define NOCOMM |
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# define NOKANJI |
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# define NOCRYPT |
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//# define NOMCX |
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# define WIN32_LEAN_AND_MEAN |
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# include <windows.h> |
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# include <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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|
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# define INT int |
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# ifdef NO_STDIO |
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/*# define HFILE HANDLE*/ |
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# define HFILE FILE * |
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//# define fileno(f) f |
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# define TELL(currentPosition,f,buffered) \ |
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if (buffered) { \ |
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currentPosition = ftell(f); \ |
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} else { \ |
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OBJ rA = __INST(readAhead); \ |
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if (rA != nil) { \ |
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__INST(readAhead) = nil; \ |
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currentPosition = lseek(fileno(f), -1L, SEEK_CUR); \ |
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} else { \ |
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currentPosition = lseek(fileno(f), 0L, SEEK_CUR); \ |
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} \ |
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} |
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|
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# define SEEK(ret,f,nP,buffered) \ |
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if (buffered) { \ |
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ret = fseek(f, nP, SEEK_SET); \ |
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} else { \ |
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OBJ rA = __INST(readAhead); \ |
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if (rA != nil) { \ |
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__INST(readAhead) = nil; \ |
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} \ |
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ret = lseek(fileno(f), nP, SEEK_SET); \ |
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} |
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# define TOEND(ret,f,buffered) \ |
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if (buffered) { \ |
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ret = fseek(f, 0L, SEEK_END); \ |
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} else { \ |
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OBJ rA = __INST(readAhead); \ |
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|
179 |
if (rA != nil) { \ |
33b0edbb1920
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|
180 |
__INST(readAhead) = nil; \ |
33b0edbb1920
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|
181 |
} \ |
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diff
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|
182 |
ret = lseek(fileno(f), 0L, SEEK_END); \ |
33b0edbb1920
merged back FileStream_win32 into FileStream
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diff
changeset
|
183 |
} |
33b0edbb1920
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diff
changeset
|
184 |
|
33b0edbb1920
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diff
changeset
|
185 |
# else /* use STDIO */ |
33b0edbb1920
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diff
changeset
|
186 |
|
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diff
changeset
|
187 |
# define HFILE FILE * |
33b0edbb1920
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diff
changeset
|
188 |
|
33b0edbb1920
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diff
changeset
|
189 |
# define TELL(currentPosition,f,buffered) \ |
33b0edbb1920
merged back FileStream_win32 into FileStream
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diff
changeset
|
190 |
if (buffered) { \ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
|
191 |
currentPosition = ftell(f); \ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
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diff
changeset
|
192 |
} else { \ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
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diff
changeset
|
193 |
currentPosition = lseek(fileno(f), 0L, SEEK_CUR); \ |
33b0edbb1920
merged back FileStream_win32 into FileStream
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diff
changeset
|
194 |
} |
33b0edbb1920
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Claus Gittinger <cg@exept.de>
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diff
changeset
|
195 |
|
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diff
changeset
|
196 |
# define SEEK(ret,f,nP,buffered) \ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
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diff
changeset
|
197 |
if (buffered) { \ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
|
198 |
ret = fseek(f, nP, SEEK_SET); \ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
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diff
changeset
|
199 |
} else { \ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
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diff
changeset
|
200 |
ret = lseek(fileno(f), nP, SEEK_SET); \ |
33b0edbb1920
merged back FileStream_win32 into FileStream
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diff
changeset
|
201 |
} |
33b0edbb1920
merged back FileStream_win32 into FileStream
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diff
changeset
|
202 |
|
33b0edbb1920
merged back FileStream_win32 into FileStream
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diff
changeset
|
203 |
# define TOEND(ret,f,buffered) \ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
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diff
changeset
|
204 |
if (buffered) { \ |
33b0edbb1920
merged back FileStream_win32 into FileStream
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parents:
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diff
changeset
|
205 |
ret = fseek(f, 0L, SEEK_END); \ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
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diff
changeset
|
206 |
} else { \ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
|
207 |
ret = lseek(fileno(f), 0L, SEEK_END); \ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
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diff
changeset
|
208 |
} |
33b0edbb1920
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diff
changeset
|
209 |
|
33b0edbb1920
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diff
changeset
|
210 |
extern long ftell(), lseek(); |
33b0edbb1920
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diff
changeset
|
211 |
# endif /* use STDIO */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
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diff
changeset
|
212 |
|
33b0edbb1920
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changeset
|
213 |
#endif /* WIN32 */ |
33b0edbb1920
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changeset
|
214 |
|
2808 | 215 |
/* |
223 | 216 |
* on some systems errno is a macro ... check for it here |
217 |
*/ |
|
218 |
#ifndef errno |
|
219 |
extern errno; |
|
220 |
#endif |
|
221 |
||
1 | 222 |
%} |
173 | 223 |
! ! |
1 | 224 |
|
613 | 225 |
!FileStream class methodsFor:'documentation'! |
226 |
||
227 |
copyright |
|
228 |
" |
|
229 |
COPYRIGHT (c) 1989 by Claus Gittinger |
|
230 |
All Rights Reserved |
|
231 |
||
232 |
This software is furnished under a license and may be used |
|
233 |
only in accordance with the terms of that license and with the |
|
234 |
inclusion of the above copyright notice. This software may not |
|
235 |
be provided or otherwise made available to, or used by, any |
|
236 |
other person. No title to or ownership of the software is |
|
237 |
hereby transferred. |
|
238 |
" |
|
239 |
! |
|
240 |
||
241 |
documentation |
|
242 |
" |
|
243 |
This class provides access to the operating systems underlying file |
|
244 |
system (i.e. its an interface to the stdio library). |
|
245 |
||
246 |
Notice, that on some systems, the standard I/O library has performance |
|
247 |
problems when a file is opened for readwrite. |
|
248 |
For best results, open files either readonly or writeonly. |
|
1295 | 249 |
|
2921 | 250 |
Also notice, that some OperatingSystems do not fully support |
251 |
positioning a file stream. |
|
252 |
For example, poor VMS does not allow positioning onto arbitrary |
|
253 |
byte boundaries if the file is a variable-record-RMS file. |
|
254 |
(stupid enough, this is the default for textfiles as created by |
|
255 |
some tools ...) |
|
256 |
Therefore, the instance variable canPosition is set according to |
|
257 |
this and an error is raised, if a position: is attemted. |
|
258 |
I know, this is ugly, but what else could we do ? |
|
259 |
||
260 |
[instance variables:] |
|
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
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diff
changeset
|
261 |
pathName <String> the files path (if known) |
33b0edbb1920
merged back FileStream_win32 into FileStream
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changeset
|
262 |
canPosition <Boolean> positionable - read above comment |
2921 | 263 |
|
1295 | 264 |
[author:] |
2161 | 265 |
Claus Gittinger |
1295 | 266 |
|
267 |
[see also:] |
|
2161 | 268 |
Filename DirectoryStream PipeStream Socket |
613 | 269 |
" |
2921 | 270 |
! |
271 |
||
272 |
examples |
|
273 |
" |
|
274 |
for VMS users only: |
|
275 |
||
276 |
The #openWithMode:attributes: entry allows additional RMS attributes |
|
277 |
to be passed in the second argument, which must be an array of strings |
|
278 |
as described in the 'creat' RTL Library documentation. |
|
279 |
||
280 |
For example, to create a file with fixed records and recordLength of 100, |
|
281 |
use: |
|
282 |
||
283 |
|newFile| |
|
284 |
||
285 |
newFile := FileStream new pathName:'<nameOfFile>'. |
|
286 |
newFile setMode:#writeonly. |
|
287 |
newFile openWithMode:'w' attributes:#('rfm=fix' 'fsz=100'). |
|
288 |
||
289 |
since all of the above is private protocol, and it is considered bad style to |
|
290 |
access these from user programs, we recommend subclassing FileStream as |
|
291 |
something like VMSFixedRecordFileStream, and redefine the instance creation |
|
292 |
method(s) there as appropriate. |
|
293 |
This will retain VMS specifics in one place and enhance maintanability. |
|
294 |
" |
|
295 |
! ! |
|
296 |
||
297 |
!FileStream class methodsFor:'initialization'! |
|
298 |
||
299 |
initialize |
|
300 |
OpenErrorSignal isNil ifTrue:[ |
|
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
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diff
changeset
|
301 |
"/ |
33b0edbb1920
merged back FileStream_win32 into FileStream
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diff
changeset
|
302 |
"/ this is temporary - for now allow an openError to |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
|
303 |
"/ be unhandled and proceed by returning a nil from the |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
|
304 |
"/ stream creation method. |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
|
305 |
"/ In the future, this will be a hard signal. |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
|
306 |
"/ |
33b0edbb1920
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Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
|
307 |
OpenErrorSignal := QuerySignal new. |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
|
308 |
OpenErrorSignal parent:(super openErrorSignal) mayProceed:true. |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
|
309 |
OpenErrorSignal nameClass:self message:#openErrorSignal. |
33b0edbb1920
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Claus Gittinger <cg@exept.de>
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diff
changeset
|
310 |
OpenErrorSignal notifierString:'open error'. |
4907 | 311 |
|
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
|
312 |
UserInitiatedFileSaveQuerySignal := QuerySignal new defaultAnswer:true. |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
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diff
changeset
|
313 |
UserInitiatedFileSaveQuerySignal nameClass:self message:#userInitiatedFileSaveQuerySignal. |
2921 | 314 |
] |
3006
b3530950854a
use new initialization message of signal.
Claus Gittinger <cg@exept.de>
parents:
2998
diff
changeset
|
315 |
|
b3530950854a
use new initialization message of signal.
Claus Gittinger <cg@exept.de>
parents:
2998
diff
changeset
|
316 |
"Modified: 8.10.1997 / 11:56:39 / cg" |
2921 | 317 |
! ! |
318 |
||
1 | 319 |
!FileStream class methodsFor:'instance creation'! |
320 |
||
613 | 321 |
appendingOldFileNamed:filename |
322 |
"return a FileStream for existing file named filename, aString. |
|
323 |
The file is opened for writeonly access." |
|
1 | 324 |
|
325 |
|newStream| |
|
2 | 326 |
newStream := self new pathName:filename. |
613 | 327 |
newStream openForAppending isNil ifTrue:[^nil]. |
328 |
" |
|
329 |
this is not a good idea; I might like to read the written stuff ... |
|
330 |
||
331 |
newStream readLimit:(newStream size). |
|
332 |
" |
|
333 |
^ newStream |
|
334 |
! |
|
335 |
||
336 |
appendingOldFileNamed:filename in:aDirectory |
|
337 |
"return a FileStream for existing file named filename, aString |
|
338 |
in aDirectory, a FileDirectory. |
|
339 |
The file is opened for writeonly access." |
|
340 |
||
341 |
|newStream| |
|
342 |
newStream := self new pathName:filename in:aDirectory. |
|
343 |
newStream openForAppending isNil ifTrue:[^nil]. |
|
344 |
" |
|
345 |
this is not a good idea; I might like to read the written stuff ... |
|
346 |
||
347 |
newStream readLimit:(newStream size). |
|
348 |
" |
|
1 | 349 |
^ newStream |
350 |
! |
|
351 |
||
613 | 352 |
fileNamed:filename |
353 |
"return a stream on file filename - if the file does not |
|
354 |
already exist, create it. |
|
92 | 355 |
The file is opened for read/write access." |
1 | 356 |
|
613 | 357 |
|stream| |
358 |
||
359 |
stream := self oldFileNamed:filename. |
|
360 |
stream isNil ifTrue:[ |
|
361 |
stream := self newFileNamed:filename |
|
362 |
]. |
|
363 |
^ stream |
|
364 |
! |
|
365 |
||
366 |
fileNamed:filename in:aDirectory |
|
367 |
"return a stream on file filename - if the file does not |
|
368 |
already exist, create it. |
|
369 |
The file is opened for read/write access." |
|
370 |
||
371 |
|stream| |
|
372 |
||
373 |
stream := self oldFileNamed:filename in:aDirectory. |
|
374 |
stream isNil ifTrue:[ |
|
375 |
stream := self newFileNamed:filename in:aDirectory |
|
376 |
]. |
|
377 |
^ stream |
|
1 | 378 |
! |
379 |
||
92 | 380 |
newFileForWritingNamed:filename |
381 |
"return a FileStream for new file named filename, aString. |
|
382 |
If the file exists, it is truncated, otherwise created. |
|
383 |
The file is opened for writeonly access." |
|
384 |
||
385 |
|newStream| |
|
386 |
newStream := self new pathName:filename. |
|
387 |
newStream createForWriting isNil ifTrue:[^nil]. |
|
388 |
^ newStream |
|
389 |
! |
|
390 |
||
391 |
newFileForWritingNamed:filename in:aDirectory |
|
392 |
"return a FileStream for new file named filename, aString |
|
393 |
in aDirectory, a FileDirectory. |
|
394 |
If the file exists, it is truncated, otherwise created. |
|
395 |
The file is opened for writeonly access." |
|
396 |
||
397 |
|newStream| |
|
398 |
newStream := self new pathName:filename in:aDirectory. |
|
399 |
newStream createForWriting isNil ifTrue:[^nil]. |
|
400 |
^ newStream |
|
401 |
! |
|
402 |
||
613 | 403 |
newFileNamed:filename |
404 |
"return a FileStream for new file named filename, aString. |
|
405 |
If the file exists, it is truncated, otherwise created. |
|
406 |
The file is opened for read/write access." |
|
407 |
||
408 |
|newStream| |
|
409 |
newStream := self new pathName:filename. |
|
410 |
newStream createForReadWrite isNil ifTrue:[^nil]. |
|
411 |
^ newStream |
|
3051
29d10c26d6a3
allow for fileNames to be passed to #pathName:
Claus Gittinger <cg@exept.de>
parents:
3044
diff
changeset
|
412 |
|
29d10c26d6a3
allow for fileNames to be passed to #pathName:
Claus Gittinger <cg@exept.de>
parents:
3044
diff
changeset
|
413 |
"Modified: / 28.10.1997 / 14:28:08 / cg" |
613 | 414 |
! |
415 |
||
416 |
newFileNamed:filename in:aDirectory |
|
417 |
"return a FileStream for new file named filename, aString |
|
418 |
in aDirectory, a FileDirectory. |
|
419 |
If the file exists, it is truncated, otherwise created. |
|
420 |
The file is opened for read/write access." |
|
421 |
||
422 |
|newStream| |
|
423 |
newStream := self new pathName:filename in:aDirectory. |
|
424 |
newStream createForReadWrite isNil ifTrue:[^nil]. |
|
425 |
^ newStream |
|
426 |
! |
|
427 |
||
1 | 428 |
oldFileNamed:filename |
429 |
"return a FileStream for existing file named filename, aString. |
|
430 |
The file is opened for read/write access." |
|
431 |
||
432 |
|newStream| |
|
433 |
||
434 |
(OperatingSystem isReadable:filename) ifFalse:[^nil]. |
|
2 | 435 |
newStream := self new pathName:filename. |
1 | 436 |
newStream readwrite. |
437 |
newStream openForReadWrite isNil ifTrue:[^nil]. |
|
42 | 438 |
" |
439 |
this is not a good idea; someone else might be appending ... |
|
440 |
||
1 | 441 |
newStream readLimit:(newStream size). |
42 | 442 |
" |
1 | 443 |
^ newStream |
444 |
! |
|
445 |
||
446 |
oldFileNamed:filename in:aDirectory |
|
447 |
"return a FileStream for existing file named filename, aString |
|
448 |
in aDirectory, a FileDirectory. |
|
449 |
The file is opened for read/write access." |
|
450 |
||
451 |
|newStream| |
|
2 | 452 |
newStream := self new pathName:filename in:aDirectory. |
1 | 453 |
newStream openForReadWrite isNil ifTrue:[^nil]. |
42 | 454 |
" |
455 |
this is not a good idea; someone else might be appending ... |
|
456 |
||
1 | 457 |
newStream readLimit:(newStream size). |
42 | 458 |
" |
1 | 459 |
^ newStream |
460 |
! |
|
461 |
||
462 |
readonlyFileNamed:filename |
|
463 |
"return a readonly FileStream for existing file named filename, aString" |
|
464 |
||
465 |
|newStream| |
|
466 |
||
467 |
(OperatingSystem isReadable:filename) ifFalse:[^nil]. |
|
468 |
||
2 | 469 |
newStream := self new pathName:filename. |
1 | 470 |
newStream openForReading isNil ifTrue:[^nil]. |
42 | 471 |
" |
472 |
this is not a good idea; someone else might be appending ... |
|
473 |
||
1 | 474 |
newStream readLimit:(newStream size). |
42 | 475 |
" |
1 | 476 |
^ newStream |
477 |
! |
|
478 |
||
479 |
readonlyFileNamed:filename in:aDirectory |
|
480 |
"return a readonly FileStream for existing file named filename, aString |
|
481 |
in aDirectory, a FileDirectory" |
|
482 |
||
483 |
|newStream| |
|
2 | 484 |
newStream := self new pathName:filename in:aDirectory. |
1 | 485 |
newStream openForReading isNil ifTrue:[^nil]. |
42 | 486 |
" |
487 |
this is not a good idea; someone else might be appending ... |
|
488 |
||
1 | 489 |
newStream readLimit:(newStream size). |
42 | 490 |
" |
1 | 491 |
^ newStream |
159 | 492 |
! ! |
493 |
||
3233
1d29ae45b333
Must redefine #openErrorSignal.
Stefan Vogel <sv@exept.de>
parents:
3231
diff
changeset
|
494 |
!FileStream class methodsFor:'Signal constants'! |
1d29ae45b333
Must redefine #openErrorSignal.
Stefan Vogel <sv@exept.de>
parents:
3231
diff
changeset
|
495 |
|
1d29ae45b333
Must redefine #openErrorSignal.
Stefan Vogel <sv@exept.de>
parents:
3231
diff
changeset
|
496 |
openErrorSignal |
1d29ae45b333
Must redefine #openErrorSignal.
Stefan Vogel <sv@exept.de>
parents:
3231
diff
changeset
|
497 |
"return the FileStream specific openErrorSignal. |
1d29ae45b333
Must redefine #openErrorSignal.
Stefan Vogel <sv@exept.de>
parents:
3231
diff
changeset
|
498 |
This is different from ExternalStream>>OpenErrorSignal!!" |
1d29ae45b333
Must redefine #openErrorSignal.
Stefan Vogel <sv@exept.de>
parents:
3231
diff
changeset
|
499 |
|
1d29ae45b333
Must redefine #openErrorSignal.
Stefan Vogel <sv@exept.de>
parents:
3231
diff
changeset
|
500 |
^ OpenErrorSignal |
1d29ae45b333
Must redefine #openErrorSignal.
Stefan Vogel <sv@exept.de>
parents:
3231
diff
changeset
|
501 |
|
1d29ae45b333
Must redefine #openErrorSignal.
Stefan Vogel <sv@exept.de>
parents:
3231
diff
changeset
|
502 |
"Created: / 28.1.1998 / 14:41:18 / stefan" |
4907 | 503 |
! |
504 |
||
505 |
userInitiatedFileSaveQuerySignal |
|
506 |
"return the query signal, which is raised before a user-initiated |
|
507 |
file-save / file-saveAs operation is performed. |
|
508 |
The query will be invoked with the fileName which is about to be |
|
509 |
written to. |
|
510 |
The default signal here returnes true, which will grant the save. |
|
511 |
End-user applications may want to catch this signal, |
|
512 |
and only return true for certain directories." |
|
513 |
||
514 |
^ UserInitiatedFileSaveQuerySignal |
|
515 |
||
3233
1d29ae45b333
Must redefine #openErrorSignal.
Stefan Vogel <sv@exept.de>
parents:
3231
diff
changeset
|
516 |
! ! |
1d29ae45b333
Must redefine #openErrorSignal.
Stefan Vogel <sv@exept.de>
parents:
3231
diff
changeset
|
517 |
|
4353 | 518 |
!FileStream class methodsFor:'Squeak compatibility'! |
519 |
||
520 |
readOnlyFileNamed:filename |
|
521 |
^ self readonlyFileNamed:filename |
|
522 |
! ! |
|
523 |
||
3044 | 524 |
!FileStream methodsFor:'Squeak compatibility'! |
525 |
||
526 |
fullName |
|
527 |
"Squeak compatibility: return the full pathname" |
|
528 |
||
529 |
^ pathName asFilename pathName |
|
530 |
||
531 |
"Created: 17.10.1997 / 17:04:12 / cg" |
|
532 |
"Modified: 20.10.1997 / 19:22:44 / cg" |
|
533 |
! ! |
|
534 |
||
1 | 535 |
!FileStream methodsFor:'accessing'! |
536 |
||
537 |
directoryName |
|
2903 | 538 |
"return the name of the directory I'm in as a string" |
1 | 539 |
|
2903 | 540 |
^ pathName asFilename directoryName |
1 | 541 |
! |
542 |
||
543 |
name |
|
2903 | 544 |
"return my name without leading direcory-path (i.e. the plain fileName) |
545 |
as a string" |
|
1 | 546 |
|
2903 | 547 |
^ pathName asFilename baseName |
1 | 548 |
! |
549 |
||
550 |
pathName |
|
551 |
"return the pathname" |
|
552 |
||
553 |
^ pathName |
|
613 | 554 |
! |
555 |
||
3754
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
556 |
removeOnClose:aBoolean |
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
557 |
"set/clear the removeOnClose flag. |
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
558 |
If set, the file will be removed when closed. |
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
559 |
Provided mostly for OS's which do not allow an |
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
560 |
open file to be removed (i.e. non unixes), |
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
561 |
and a fileStream for a tempFile is used. |
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
562 |
Especially, the CVS-SourceCodeManager returns |
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
563 |
this kind of file-handles occasionally. |
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
564 |
This is an ST/X special feature which is not portable |
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
565 |
to other systems." |
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
566 |
|
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
567 |
removeOnClose := aBoolean |
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
568 |
|
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
569 |
"Modified: / 13.8.1998 / 12:10:07 / cg" |
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
570 |
! |
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
571 |
|
613 | 572 |
store:something |
573 |
"what really should this do" |
|
574 |
||
575 |
self nextPutAll:something storeString |
|
576 |
! ! |
|
577 |
||
578 |
!FileStream methodsFor:'error handling'! |
|
579 |
||
580 |
openError |
|
2963 | 581 |
"{ Pragma: +optSpace }" |
582 |
||
613 | 583 |
"report an error, that file open failed" |
584 |
||
585 |
"/ |
|
2921 | 586 |
"/ for now, error on open only raises a querySignal. |
587 |
"/ If its not handled, a failing open will return nil. |
|
588 |
"/ Currently, all users of fileStream check for this |
|
589 |
"/ nil return value (which is a historic leftover) |
|
590 |
"/ |
|
591 |
"/ This will change in one of the next ST/X releases - for |
|
592 |
"/ now, it is best to provide an exceptionHandler AND check the |
|
593 |
"/ return value. |
|
594 |
"/ Sorry about that. |
|
613 | 595 |
"/ |
596 |
LastErrorNumber := lastErrorNumber. |
|
2921 | 597 |
super openError. |
598 |
^ nil |
|
613 | 599 |
! ! |
600 |
||
3754
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
601 |
!FileStream methodsFor:'instance release'! |
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
602 |
|
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
603 |
closeFile |
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
604 |
"low level close - may be redefined in subclasses" |
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
605 |
|
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
606 |
super closeFile. |
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
607 |
removeOnClose == true ifTrue:[ |
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
608 |
pathName asFilename remove. |
3754
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
609 |
] |
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
610 |
|
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
611 |
"Created: / 13.8.1998 / 12:11:22 / cg" |
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
612 |
! ! |
e281b9479361
added removeOnClose feature.
Claus Gittinger <cg@exept.de>
parents:
3233
diff
changeset
|
613 |
|
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
614 |
!FileStream methodsFor:'positioning'! |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
615 |
|
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
616 |
position |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
617 |
"return the read/write position in the file - |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
618 |
notice, in smalltalk indices start at 1 so begin of file is 1" |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
619 |
|
3971 | 620 |
%{ |
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
621 |
|
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
622 |
HFILE f; |
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
623 |
long currentPosition; |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
624 |
|
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
625 |
if (__INST(filePointer) != nil) { |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
626 |
f = __FILEVal(__INST(filePointer)); |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
627 |
do { |
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
628 |
#ifdef WIN32 |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
629 |
TELL(currentPosition,f,__INST(buffered) == true); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
630 |
#else |
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
631 |
if (__INST(buffered) == true) { |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
632 |
currentPosition = ftell(f); |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
633 |
} else { |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
634 |
currentPosition = lseek(fileno(f), 0L, SEEK_CUR); |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
635 |
} |
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
636 |
#endif |
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
637 |
} while ((currentPosition < 0) && (errno == EINTR)); |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
638 |
if (currentPosition >= 0) { |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
639 |
/* |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
640 |
* notice: Smalltalk index starts at 1 |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
641 |
*/ |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
642 |
RETURN ( __MKSMALLINT(currentPosition + 1) ); |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
643 |
} |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
644 |
__INST(lastErrorNumber) = __MKSMALLINT(errno); |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
645 |
} |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
646 |
%}. |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
647 |
lastErrorNumber notNil ifTrue:[^ self ioError]. |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
648 |
filePointer isNil ifTrue:[^ self errorNotOpen]. |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
649 |
^ self primitiveFailed |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
650 |
! |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
651 |
|
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
652 |
position:newPos |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
653 |
"set the read/write position in the file" |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
654 |
|
3971 | 655 |
%{ |
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
656 |
|
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
657 |
HFILE f; |
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
658 |
long ret; |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
659 |
OBJ fp; |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
660 |
long nP; |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
661 |
|
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
662 |
if ((__INST(canPosition) != false) |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
663 |
|| (newPos == __MKSMALLINT(1))) { |
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
664 |
if ((fp = __INST(filePointer)) != nil) { |
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
665 |
if (__isSmallInteger(newPos)) { |
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
666 |
f = __FILEVal(fp); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
667 |
nP = (long)__intVal(newPos); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
668 |
|
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
669 |
/* |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
670 |
* notice: Smalltalk index starts at 1 |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
671 |
*/ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
672 |
nP--; |
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
673 |
|
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
674 |
do { |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
675 |
#ifdef WIN32 |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
676 |
SEEK(ret,f,nP,__INST(buffered) == true); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
677 |
#else |
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
678 |
if (__INST(buffered) == true) { |
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
679 |
ret = fseek(f, nP, SEEK_SET); |
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
680 |
} else { |
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
681 |
ret = lseek(fileno(f), nP, SEEK_SET); |
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
682 |
} |
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
683 |
#endif |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
684 |
} while ((ret < 0) && (errno == EINTR)); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
685 |
if (ret >= 0) { |
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
686 |
__INST(position) = newPos; |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
687 |
/* |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
688 |
* just to make certain ... |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
689 |
*/ |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
690 |
__INST(hitEOF) = false; |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
691 |
RETURN ( self ); |
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
692 |
} |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
693 |
__INST(lastErrorNumber) = __MKSMALLINT(errno); |
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
694 |
} |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
695 |
} |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
696 |
} |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
697 |
%}. |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
698 |
canPosition == false ifTrue:[ |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
699 |
"/ position by rewinding & re-reading everything up-to |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
700 |
"/ that point. |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
701 |
^ self slowPosition:newPos |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
702 |
]. |
2963 | 703 |
lastErrorNumber notNil ifTrue:[ |
704 |
(OperatingSystem errorSymbolForNumber:lastErrorNumber) == #EINVAL ifTrue:[ |
|
705 |
"/ invalid position |
|
706 |
^ self positionError |
|
707 |
]. |
|
708 |
"/ assume I/O error |
|
709 |
^ self ioError |
|
710 |
]. |
|
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
711 |
filePointer isNil ifTrue:[^ self errorNotOpen]. |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
712 |
^ self primitiveFailed |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
713 |
! |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
714 |
|
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
715 |
setToEnd |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
716 |
"set the read/write position in the file to be at the end of the file" |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
717 |
|
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
718 |
%{ |
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
719 |
HFILE f; |
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
720 |
long ret; |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
721 |
|
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
722 |
if (__INST(filePointer) != nil) { |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
723 |
f = __FILEVal(__INST(filePointer)); |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
724 |
__INST(position) = nil; |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
725 |
do { |
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
726 |
#ifdef WIN32 |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
727 |
TOEND(ret,f,__INST(buffered) == true); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
728 |
#else |
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
729 |
if (__INST(buffered) == true) { |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
730 |
ret = fseek(f, 0L, SEEK_END); |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
731 |
} else { |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
732 |
ret = lseek(fileno(f), 0L, SEEK_END); |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
733 |
} |
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
734 |
#endif |
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
735 |
} while ((ret < 0) && (errno == EINTR)); |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
736 |
if (ret >= 0) { |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
737 |
RETURN ( self ); |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
738 |
} |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
739 |
__INST(lastErrorNumber) = __MKSMALLINT(errno); |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
740 |
} |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
741 |
%}. |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
742 |
lastErrorNumber notNil ifTrue:[^ self ioError]. |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
743 |
filePointer isNil ifTrue:[^ self errorNotOpen]. |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
744 |
^ self primitiveFailed |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
745 |
! |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
746 |
|
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
747 |
slowPosition:newPos |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
748 |
"position the file by re-reading everything up-to newPos. |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
749 |
The effect is the same as that of #position:, but its much slower. |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
750 |
This is required to reposition nonPositionable streams, such |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
751 |
as tape-streams or variable-record-RMS files under VMS. |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
752 |
Caveat: |
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
753 |
This should really be done transparently by the stdio library." |
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
754 |
|
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
755 |
|buffer amount| |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
756 |
|
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
757 |
self isReadable ifFalse:[ |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
758 |
"/ sorry |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
759 |
^ self positionError |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
760 |
]. |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
761 |
|
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
762 |
buffer := ByteArray new:8*1024. |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
763 |
|
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
764 |
(position isNil "/ i.e. unknown |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
765 |
or:[newPos < position]) ifTrue:[ |
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
766 |
self reset. |
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
767 |
]. |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
768 |
[position < newPos] whileTrue:[ |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
769 |
amount := (buffer size) min:(newPos-position). |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
770 |
(self nextBytes:amount into:buffer startingAt:1) ~~ amount ifTrue:[ |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
771 |
^ self positionError |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
772 |
]. |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
773 |
]. |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
774 |
"/ ('FileStream [info]: slow position - please convert ''' , pathName printString , ''' to streamLF format') infoPrintCR. |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
775 |
! ! |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
776 |
|
613 | 777 |
!FileStream methodsFor:'printing & storing'! |
778 |
||
779 |
printOn:aStream |
|
4392 | 780 |
"append a user printed representation of the receiver to aStream. |
781 |
The format is suitable for a human - not meant to be read back." |
|
2903 | 782 |
|
613 | 783 |
aStream nextPutAll:'(a FileStream for:'. |
2811
21136662e8f1
dont crash into debugger when printing with nil pathName
Claus Gittinger <cg@exept.de>
parents:
2808
diff
changeset
|
784 |
aStream nextPutAll:pathName printString. |
613 | 785 |
aStream nextPut:$) |
2811
21136662e8f1
dont crash into debugger when printing with nil pathName
Claus Gittinger <cg@exept.de>
parents:
2808
diff
changeset
|
786 |
|
21136662e8f1
dont crash into debugger when printing with nil pathName
Claus Gittinger <cg@exept.de>
parents:
2808
diff
changeset
|
787 |
"Modified: 30.7.1997 / 13:51:01 / cg" |
613 | 788 |
! |
789 |
||
790 |
storeOn:aStream |
|
2903 | 791 |
"append a representation of the receiver to aStream, |
792 |
from which a copy can be reconstructed later." |
|
793 |
||
613 | 794 |
aStream nextPutAll:'(FileStream oldFileNamed:'. |
2811
21136662e8f1
dont crash into debugger when printing with nil pathName
Claus Gittinger <cg@exept.de>
parents:
2808
diff
changeset
|
795 |
aStream nextPutAll:pathName storeString. |
613 | 796 |
(self position ~~ 1) ifTrue:[ |
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
797 |
aStream nextPutAll:'; position:'. |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
798 |
self position storeOn:aStream |
613 | 799 |
]. |
800 |
aStream nextPut:$) |
|
2811
21136662e8f1
dont crash into debugger when printing with nil pathName
Claus Gittinger <cg@exept.de>
parents:
2808
diff
changeset
|
801 |
|
21136662e8f1
dont crash into debugger when printing with nil pathName
Claus Gittinger <cg@exept.de>
parents:
2808
diff
changeset
|
802 |
"Modified: 30.7.1997 / 16:43:50 / cg" |
1 | 803 |
! ! |
804 |
||
805 |
!FileStream methodsFor:'private'! |
|
806 |
||
613 | 807 |
createForReadWrite |
808 |
"create/truncate the file for read/write. |
|
809 |
If the file existed, its truncated; otherwise its created." |
|
1 | 810 |
|
613 | 811 |
mode := #readwrite. |
2921 | 812 |
^ self openWithMode:CreateReadWriteMode |
1 | 813 |
! |
814 |
||
613 | 815 |
createForWriting |
816 |
"create/truncate the file for writeonly. |
|
817 |
If the file existed, its truncated; otherwise its created." |
|
1 | 818 |
|
613 | 819 |
mode := #writeonly. |
820 |
didWrite := true. |
|
2921 | 821 |
^ self openWithMode:WriteMode |
1 | 822 |
! |
823 |
||
824 |
open |
|
825 |
"open the file" |
|
826 |
||
827 |
pathName isNil ifTrue:[^nil]. |
|
828 |
(mode == #readonly) ifTrue: [ |
|
159 | 829 |
didWrite := false. |
2921 | 830 |
^ self openWithMode:ReadMode |
1 | 831 |
]. |
832 |
(mode == #writeonly) ifTrue: [ |
|
159 | 833 |
didWrite := true. |
2921 | 834 |
^ self openWithMode:WriteMode |
1 | 835 |
]. |
2921 | 836 |
^ self openWithMode:ReadWriteMode |
1 | 837 |
! |
838 |
||
613 | 839 |
openForAppending |
840 |
"open the file for writeonly appending to the end. |
|
841 |
If the file does not exist its an error, return nil; |
|
842 |
otherwise return the receiver." |
|
843 |
||
844 |
mode := #writeonly. |
|
845 |
didWrite := true. |
|
2921 | 846 |
^ self openWithMode:AppendMode |
613 | 847 |
! |
848 |
||
849 |
openForReadWrite |
|
850 |
"open the file for read/write. |
|
851 |
If the file does not exist its an error, return nil; |
|
852 |
otherwise return the receiver." |
|
853 |
||
854 |
mode := #readwrite. |
|
2921 | 855 |
^ self openWithMode:ReadWriteMode |
613 | 856 |
! |
857 |
||
858 |
openForReading |
|
859 |
"open the file for readonly. |
|
860 |
If the file does not exist its an error, return nil; |
|
861 |
otherwise return the receiver." |
|
862 |
||
863 |
mode := #readonly. |
|
864 |
didWrite := false. |
|
2921 | 865 |
^ self openWithMode:ReadMode |
613 | 866 |
! |
867 |
||
868 |
openForWriting |
|
869 |
"open the file writeonly. |
|
870 |
If the file does not exist its an error, return nil; |
|
871 |
otherwise return the receiver." |
|
872 |
||
873 |
mode := #writeonly. |
|
874 |
didWrite := true. |
|
2921 | 875 |
^ self openWithMode:ReadWriteMode "unix-io does not allow this; open for update here" |
613 | 876 |
! |
877 |
||
1 | 878 |
openWithMode:openmode |
2921 | 879 |
"open the file; |
880 |
openmode is the string defining the way to open as defined by the stdio library |
|
881 |
(i.e. the 2nd fopen argument). |
|
882 |
||
883 |
This is a private entry, but maybe useful to open a file in a special mode, |
|
884 |
which is proprietrary to the operatingSystem." |
|
885 |
||
886 |
^ self openWithMode:openmode attributes:nil |
|
887 |
! |
|
888 |
||
889 |
openWithMode:openmode attributes:attributeSpec |
|
2908 | 890 |
"open the file; |
2921 | 891 |
openmode is the string defining the way to open as defined by the stdio library |
892 |
(i.e. the 2nd fopen argument). |
|
893 |
||
894 |
attributeSpec is an additional argument, only used with VMS - it allows a file to |
|
895 |
be created as fixedRecord, variableRecord, streamLF, streamCR, ... |
|
896 |
In VMS, if nonNil, it must consist of an array of strings (max:10), giving additional |
|
897 |
attributes (see fopen description). |
|
898 |
Passing a nil specifies the default format (streamLF) - ST/X always invokes this with nil. |
|
899 |
This argument is ignored in UNIX & MSDOS systems. |
|
900 |
||
901 |
This is a private entry, but maybe useful to open/create a file in a special mode, |
|
902 |
which is proprietrary to the operatingSystem." |
|
1 | 903 |
|
2963 | 904 |
|ok| |
159 | 905 |
|
4526
a42dc8e09586
errorOpen renamed to errorAlreadyOpen
Claus Gittinger <cg@exept.de>
parents:
4392
diff
changeset
|
906 |
filePointer notNil ifTrue:[^ self errorAlreadyOpen]. |
2963 | 907 |
ok := false. |
1 | 908 |
%{ |
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
909 |
HFILE f; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
910 |
HFILE fopen(); |
477
8710aba7876b
oops - making id's real objects requires a store macro
Claus Gittinger <cg@exept.de>
parents:
475
diff
changeset
|
911 |
OBJ path, fp; |
2078
0a5a557b5194
Try to collect unref files if there are no filedescriptors available.
Stefan Vogel <sv@exept.de>
parents:
1295
diff
changeset
|
912 |
int pass = 0; |
1 | 913 |
|
2078
0a5a557b5194
Try to collect unref files if there are no filedescriptors available.
Stefan Vogel <sv@exept.de>
parents:
1295
diff
changeset
|
914 |
retry: |
1133 | 915 |
path = __INST(pathName); |
328 | 916 |
if (__isNonNilObject(path) && (__qClass(path)==String)) { |
3034 | 917 |
#ifdef __VMS__ |
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
918 |
do { |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
919 |
/* |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
920 |
* allow passing additional RMS arguments. |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
921 |
* stupid: DEC does not seem to offer an interface for passing a char **. |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
922 |
*/ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
923 |
errno = 0; |
2974 | 924 |
|
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
925 |
{ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
926 |
if (__isArray(attributeSpec)) { |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
927 |
OBJ *ap = __ArrayInstPtr(attributeSpec)->a_element; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
928 |
int numAttrib = 0; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
929 |
int i; |
2921 | 930 |
|
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
931 |
numAttrib = __arraySize(attributeSpec); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
932 |
for (i=0; i<numAttrib;i++) { |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
933 |
if (! __isString(ap[i])) { |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
934 |
f = NULL; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
935 |
errno = EINVAL; /* invalid argument */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
936 |
goto getOutOfHere; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
937 |
} |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
938 |
} |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
939 |
switch (numAttrib) { |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
940 |
case 0: |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
941 |
__BEGIN_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
942 |
f = fopen((char *)__stringVal(path), (char *)__stringVal(openmode)); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
943 |
__END_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
944 |
break; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
945 |
case 1: |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
946 |
__BEGIN_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
947 |
f = fopen((char *)__stringVal(path), (char *)__stringVal(openmode), |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
948 |
__stringVal(ap[0])); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
949 |
__END_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
950 |
break; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
951 |
case 2: |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
952 |
__BEGIN_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
953 |
f = fopen((char *)__stringVal(path), (char *)__stringVal(openmode), |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
954 |
__stringVal(ap[0]), __stringVal(ap[1])); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
955 |
__END_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
956 |
break; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
957 |
case 3: |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
958 |
__BEGIN_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
959 |
f = fopen((char *)__stringVal(path), (char *)__stringVal(openmode), |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
960 |
__stringVal(ap[0]), __stringVal(ap[1]), __stringVal(ap[2])); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
961 |
__END_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
962 |
break; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
963 |
case 4: |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
964 |
__BEGIN_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
965 |
f = fopen((char *)__stringVal(path), (char *)__stringVal(openmode), |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
966 |
__stringVal(ap[0]), __stringVal(ap[1]), __stringVal(ap[2]), |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
967 |
__stringVal(ap[3])); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
968 |
__END_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
969 |
break; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
970 |
case 5: |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
971 |
__BEGIN_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
972 |
f = fopen((char *)__stringVal(path), (char *)__stringVal(openmode), |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
973 |
__stringVal(ap[0]), __stringVal(ap[1]), __stringVal(ap[2]), |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
974 |
__stringVal(ap[3]), __stringVal(ap[4])); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
975 |
__END_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
976 |
break; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
977 |
case 6: |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
978 |
__BEGIN_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
979 |
f = fopen((char *)__stringVal(path), (char *)__stringVal(openmode), |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
980 |
__stringVal(ap[0]), __stringVal(ap[1]), __stringVal(ap[2]), |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
981 |
__stringVal(ap[3]), __stringVal(ap[4]), __stringVal(ap[5])); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
982 |
__END_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
983 |
break; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
984 |
case 7: |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
985 |
__BEGIN_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
986 |
f = fopen((char *)__stringVal(path), (char *)__stringVal(openmode), |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
987 |
__stringVal(ap[0]), __stringVal(ap[1]), __stringVal(ap[2]), |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
988 |
__stringVal(ap[3]), __stringVal(ap[4]), __stringVal(ap[5]), |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
989 |
__stringVal(ap[6])); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
990 |
__END_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
991 |
break; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
992 |
case 8: |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
993 |
__BEGIN_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
994 |
f = fopen((char *)__stringVal(path), (char *)__stringVal(openmode), |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
995 |
__stringVal(ap[0]), __stringVal(ap[1]), __stringVal(ap[2]), |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
996 |
__stringVal(ap[3]), __stringVal(ap[4]), __stringVal(ap[5]), |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
997 |
__stringVal(ap[6]), __stringVal(ap[7])); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
998 |
__END_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
999 |
break; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1000 |
case 9: |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1001 |
__BEGIN_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1002 |
f = fopen((char *)__stringVal(path), (char *)__stringVal(openmode), |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1003 |
__stringVal(ap[0]), __stringVal(ap[1]), __stringVal(ap[2]), |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1004 |
__stringVal(ap[3]), __stringVal(ap[4]), __stringVal(ap[5]), |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1005 |
__stringVal(ap[6]), __stringVal(ap[7]), __stringVal(ap[8])); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1006 |
__END_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1007 |
break; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1008 |
case 10: |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1009 |
__BEGIN_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1010 |
f = fopen((char *)__stringVal(path), (char *)__stringVal(openmode), |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1011 |
__stringVal(ap[0]), __stringVal(ap[1]), __stringVal(ap[2]), |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1012 |
__stringVal(ap[3]), __stringVal(ap[4]), __stringVal(ap[5]), |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1013 |
__stringVal(ap[6]), __stringVal(ap[7]), __stringVal(ap[8]), |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1014 |
__stringVal(ap[9])); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1015 |
__END_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1016 |
break; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1017 |
default: |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1018 |
f = NULL; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1019 |
errno = E2BIG; /* too many args */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1020 |
goto getOutOfHere; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1021 |
} |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1022 |
} else if (attributeSpec != nil) { |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1023 |
f = NULL; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1024 |
errno = EINVAL; /* invalid argument */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1025 |
goto getOutOfHere; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1026 |
} else { |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1027 |
/* |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1028 |
* create file as sequential streamLF by default. |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1029 |
*/ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1030 |
__BEGIN_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1031 |
f = fopen((char *)__stringVal(path), (char *)__stringVal(openmode), "rfm=stmlf"); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1032 |
__END_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1033 |
} |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1034 |
} |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1035 |
/* must refetch - could be GC'd */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1036 |
path = __INST(pathName); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1037 |
} while ((f == NULL) && (errno == EINTR)); |
2921 | 1038 |
|
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1039 |
#else /* not VMS */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1040 |
|
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1041 |
# ifdef WIN32 |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1042 |
|
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1043 |
do { |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1044 |
# ifdef NO_STDIO |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1045 |
/*printf("open %s mode=%s\n",__stringVal(path),__stringVal(openmode)); */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1046 |
# ifdef DO_WRAP_CALLS |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1047 |
f = __STX_C_CALL2((void*)fopen,(void *)__stringVal(path), (void *)__stringVal(openmode)); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1048 |
# else |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1049 |
f = fopen((char *) __stringVal(path), (char *) __stringVal(openmode)); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1050 |
# endif |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1051 |
# else /* use_STDIO */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1052 |
__BEGIN_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1053 |
f = fopen((char *) __stringVal(path), (char *) __stringVal(openmode)); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1054 |
__END_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1055 |
# endif /* use_STDIO */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1056 |
/* must refetch - could be GC'd */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1057 |
path = __INST(pathName); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1058 |
} while ((f == NULL) && (errno == EINTR)); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1059 |
|
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1060 |
# else /* not WIN32 */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1061 |
|
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1062 |
do { |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1063 |
__BEGIN_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1064 |
# ifdef LINUX |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1065 |
/* |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1066 |
* LINUX may ret a non-NULL f even when interrupted. |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1067 |
* Therefore, check errno and fake a null-ret. |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1068 |
*/ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1069 |
errno = 0; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1070 |
f = fopen((char *) __stringVal(path), (char *) __stringVal(openmode)); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1071 |
if (errno == EINTR) |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1072 |
f = NULL; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1073 |
# else /* not LINUX */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1074 |
f = fopen((char *) __stringVal(path), (char *) __stringVal(openmode)); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1075 |
# endif /* not LINUX */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1076 |
__END_INTERRUPTABLE__ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1077 |
/* must refetch - could be GC'd */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1078 |
path = __INST(pathName); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1079 |
} while ((f == NULL) && (errno == EINTR)); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1080 |
|
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1081 |
# endif /* not WIN32 */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1082 |
#endif /* not VMS */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1083 |
|
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1084 |
if (f == NULL) { |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1085 |
/* |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1086 |
* If no filedescriptors available, try to finalize |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1087 |
* possibly collected fd's and try again. |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1088 |
*/ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1089 |
if (pass == 0 && (errno == ENFILE || errno == EMFILE)) { |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1090 |
pass = 1; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1091 |
__SSEND0(@global(ObjectMemory), @symbol(scavenge), 0); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1092 |
__SSEND0(@global(ObjectMemory), @symbol(finalize), 0); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1093 |
goto retry; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1094 |
} |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1095 |
getOutOfHere: ; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1096 |
__INST(lastErrorNumber) = __MKSMALLINT(errno); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1097 |
__INST(position) = nil; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1098 |
} else { |
2921 | 1099 |
#ifdef __VMS__ |
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1100 |
/* |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1101 |
* check to see if this is positionable ... |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1102 |
*/ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1103 |
__INST(canPosition) = false; |
2921 | 1104 |
# ifndef _POSIX_C_SOURCE |
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1105 |
{ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1106 |
struct stat statBuffer; |
2921 | 1107 |
|
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1108 |
if (fstat(fileno(f), &statBuffer) >= 0) { |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1109 |
switch (statBuffer.st_fab_rfm) { |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1110 |
case FAB$C_UDF: /* undefined (also stream binary) */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1111 |
case FAB$C_VAR: /* variable length records */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1112 |
case FAB$C_VFC: /* variable fixed control */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1113 |
case FAB$C_STM: /* RMS-11 stream (valid only for sequen> */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1114 |
default: |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1115 |
__INST(canPosition) = false; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1116 |
break; |
2921 | 1117 |
|
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1118 |
case FAB$C_FIX: /* fixed length records */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1119 |
case FAB$C_STMLF: /* LF stream (valid only for sequential> */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1120 |
case FAB$C_STMCR: /* CR stream (valid only for sequential> */ |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1121 |
__INST(canPosition) = true; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1122 |
break; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1123 |
} |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1124 |
} |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1125 |
} |
2921 | 1126 |
# endif |
1127 |
#else /* not VMS */ |
|
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1128 |
__INST(canPosition) = true; |
2921 | 1129 |
#endif /* poor VMS */ |
1130 |
||
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1131 |
__INST(filePointer) = fp = __MKOBJ((INT)f); __STORE(self, fp); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1132 |
__INST(position) = __MKSMALLINT(1); |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1133 |
ok = true; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1134 |
} |
1 | 1135 |
} |
159 | 1136 |
%}. |
2963 | 1137 |
ok ifFalse:[ |
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1138 |
" |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1139 |
the open failed for some reason ... |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1140 |
" |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1141 |
^ self openError |
1 | 1142 |
]. |
2963 | 1143 |
buffered := true. "default is buffered" |
1144 |
Lobby register:self. |
|
1 | 1145 |
! |
1146 |
||
613 | 1147 |
pathName:filename |
1148 |
"set the pathname" |
|
1 | 1149 |
|
3051
29d10c26d6a3
allow for fileNames to be passed to #pathName:
Claus Gittinger <cg@exept.de>
parents:
3044
diff
changeset
|
1150 |
pathName := filename asString |
29d10c26d6a3
allow for fileNames to be passed to #pathName:
Claus Gittinger <cg@exept.de>
parents:
3044
diff
changeset
|
1151 |
|
29d10c26d6a3
allow for fileNames to be passed to #pathName:
Claus Gittinger <cg@exept.de>
parents:
3044
diff
changeset
|
1152 |
"Modified: / 28.10.1997 / 14:29:01 / cg" |
1 | 1153 |
! |
1154 |
||
613 | 1155 |
pathName:filename in:aDirectory |
1156 |
"set the pathname starting at aDirectory, a FileDirectory" |
|
77 | 1157 |
|
3051
29d10c26d6a3
allow for fileNames to be passed to #pathName:
Claus Gittinger <cg@exept.de>
parents:
3044
diff
changeset
|
1158 |
pathName := aDirectory asFilename constructString:filename |
29d10c26d6a3
allow for fileNames to be passed to #pathName:
Claus Gittinger <cg@exept.de>
parents:
3044
diff
changeset
|
1159 |
|
29d10c26d6a3
allow for fileNames to be passed to #pathName:
Claus Gittinger <cg@exept.de>
parents:
3044
diff
changeset
|
1160 |
"Modified: / 28.10.1997 / 14:28:54 / cg" |
1 | 1161 |
! |
1162 |
||
1163 |
reOpen |
|
1164 |
"sent after snapin to reopen streams" |
|
1165 |
||
173 | 1166 |
|oldPos| |
1167 |
||
1 | 1168 |
filePointer notNil ifTrue:[ |
2161 | 1169 |
"it was open, when snapped-out" |
1170 |
filePointer := nil. |
|
1171 |
Lobby unregister:self. |
|
1172 |
oldPos := position. |
|
1173 |
self open. |
|
1174 |
filePointer isNil ifTrue:[ |
|
2903 | 1175 |
"/ this happens, if after a restart, |
1176 |
"/ the file is no longer present or accessable ..." |
|
13 | 1177 |
|
2161 | 1178 |
(self class name , ' [warning]: could not reOpen file: ', pathName) errorPrintCR. |
1179 |
] ifFalse:[ |
|
3940 | 1180 |
oldPos notNil ifTrue:[ |
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1181 |
self position:oldPos. |
3940 | 1182 |
] |
2161 | 1183 |
] |
1 | 1184 |
] |
1088 | 1185 |
|
2134
246a3bdab8b4
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
2078
diff
changeset
|
1186 |
"Modified: 10.1.1997 / 17:50:51 / cg" |
2921 | 1187 |
! |
1188 |
||
1189 |
setMode:aModeSymbol |
|
1190 |
mode := aModeSymbol |
|
31 | 1191 |
! ! |
1192 |
||
2921 | 1193 |
!FileStream methodsFor:'queries'! |
613 | 1194 |
|
2903 | 1195 |
fileSize |
613 | 1196 |
"return the size in bytes of the file" |
1197 |
||
3971 | 1198 |
%{ |
613 | 1199 |
|
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1200 |
HFILE f; |
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1201 |
|
613 | 1202 |
#ifdef transputer |
1203 |
int size; |
|
1204 |
||
1133 | 1205 |
if (__INST(filePointer) != nil) { |
1206 |
f = __FILEVal(__INST(filePointer)); |
|
613 | 1207 |
if ((size = filesize(fileno(f))) >= 0) { |
1133 | 1208 |
RETURN ( __MKSMALLINT(size) ); |
613 | 1209 |
} |
1210 |
} |
|
1211 |
#else |
|
1212 |
struct stat buf; |
|
1213 |
int ret; |
|
1214 |
int fd; |
|
1215 |
||
1133 | 1216 |
if (__INST(filePointer) != nil) { |
1217 |
f = __FILEVal(__INST(filePointer)); |
|
613 | 1218 |
fd = fileno(f); |
1219 |
do { |
|
1220 |
ret = fstat(fd, &buf); |
|
1221 |
} while ((ret < 0) && (errno == EINTR)); |
|
1222 |
if (ret >= 0) { |
|
1133 | 1223 |
RETURN ( __MKSMALLINT(buf.st_size) ); |
613 | 1224 |
} |
1133 | 1225 |
__INST(lastErrorNumber) = __MKSMALLINT(errno); |
613 | 1226 |
} |
1227 |
#endif |
|
1228 |
%}. |
|
1229 |
||
1230 |
"could add a fall-back here: |
|
1231 |
||
1232 |
oldPosition := self position. |
|
1233 |
self setToEnd. |
|
1234 |
sz := self position. |
|
1235 |
self position:oldPosition. |
|
1236 |
^ sz |
|
1237 |
" |
|
1238 |
lastErrorNumber notNil ifTrue:[^ self ioError]. |
|
1239 |
filePointer isNil ifTrue:[^ self errorNotOpen]. |
|
1240 |
^ self primitiveFailed |
|
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
1241 |
! |
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
1242 |
|
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
1243 |
size |
2998
930360fb3f12
#size is not really obsolete
Claus Gittinger <cg@exept.de>
parents:
2992
diff
changeset
|
1244 |
"return the size of the stream; |
930360fb3f12
#size is not really obsolete
Claus Gittinger <cg@exept.de>
parents:
2992
diff
changeset
|
1245 |
thats the number of bytes of the file." |
930360fb3f12
#size is not really obsolete
Claus Gittinger <cg@exept.de>
parents:
2992
diff
changeset
|
1246 |
|
930360fb3f12
#size is not really obsolete
Claus Gittinger <cg@exept.de>
parents:
2992
diff
changeset
|
1247 |
"/ no obsoleteMethodWarning - size is ok for streams. |
930360fb3f12
#size is not really obsolete
Claus Gittinger <cg@exept.de>
parents:
2992
diff
changeset
|
1248 |
"/ self obsoleteMethodWarning:'use #fileSize'. |
930360fb3f12
#size is not really obsolete
Claus Gittinger <cg@exept.de>
parents:
2992
diff
changeset
|
1249 |
|
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
1250 |
^ self fileSize. |
2998
930360fb3f12
#size is not really obsolete
Claus Gittinger <cg@exept.de>
parents:
2992
diff
changeset
|
1251 |
|
930360fb3f12
#size is not really obsolete
Claus Gittinger <cg@exept.de>
parents:
2992
diff
changeset
|
1252 |
"Modified: 4.10.1997 / 18:01:09 / cg" |
1 | 1253 |
! ! |
1254 |
||
2 | 1255 |
!FileStream methodsFor:'testing'! |
1256 |
||
1257 |
isFileStream |
|
1258 |
"return true, if the receiver is some kind of fileStream. |
|
1259 |
redefined from Object" |
|
1260 |
||
1261 |
^ true |
|
1262 |
! ! |
|
1263 |
||
1088 | 1264 |
!FileStream class methodsFor:'documentation'! |
1265 |
||
1266 |
version |
|
4910
33b0edbb1920
merged back FileStream_win32 into FileStream
Claus Gittinger <cg@exept.de>
parents:
4907
diff
changeset
|
1267 |
^ '$Header: /cvs/stx/stx/libbasic/FileStream.st,v 1.68 1999-10-14 23:51:01 cg Exp $' |
1088 | 1268 |
! ! |
2936
5cce0f2166d9
OpenErrorSignal already defined in super (ExternalStream).
Stefan Vogel <sv@exept.de>
parents:
2921
diff
changeset
|
1269 |
FileStream initialize! |