Commit | Line | Data |
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0a753a76 PP |
1 | // WIN32.C |
2 | ||
3 | // (c) 1995 Microsoft Corporation. All rights reserved. | |
4 | // Developed by hip communications inc., http://info.hip.com/info/ | |
5 | // Portions (c) 1993 Intergraph Corporation. All rights reserved. | |
6 | ||
7 | // You may distribute under the terms of either the GNU General Public | |
8 | // License or the Artistic License, as specified in the README file. | |
9 | ||
10 | #define WIN32_LEAN_AND_MEAN | |
11 | #define WIN32IO_IS_STDIO | |
12 | #include <tchar.h> | |
13 | #include <windows.h> | |
14 | ||
15 | //#include "config.h" | |
16 | ||
17 | #define PERLIO_NOT_STDIO 0 | |
18 | #if !defined(PERLIO_IS_STDIO) && !defined(USE_SFIO) | |
19 | #define PerlIO FILE | |
20 | #endif | |
21 | ||
22 | #include "EXTERN.h" | |
23 | #include "perl.h" | |
24 | #include <fcntl.h> | |
25 | #include <sys/stat.h> | |
26 | #include <assert.h> | |
27 | #include <string.h> | |
28 | #include <stdarg.h> | |
29 | ||
30 | #define CROAK croak | |
31 | #define WARN warn | |
32 | ||
33 | extern WIN32_IOSUBSYSTEM win32stdio; | |
34 | __declspec(thread) PWIN32_IOSUBSYSTEM pIOSubSystem = &win32stdio; | |
35 | //__declspec(thread) PWIN32_IOSUBSYSTEM pIOSubSystem = NULL; | |
36 | ||
37 | BOOL ProbeEnv = FALSE; | |
38 | DWORD Win32System; | |
39 | char szShellPath[MAX_PATH+1]; | |
40 | char szPerlLibRoot[MAX_PATH+1]; | |
41 | HANDLE PerlDllHandle = INVALID_HANDLE_VALUE; | |
42 | ||
43 | #define IsWin95() (Win32System == VER_PLATFORM_WIN32_WINDOWS) | |
44 | #define IsWinNT() (Win32System == VER_PLATFORM_WIN32_NT) | |
45 | ||
46 | void *SetIOSubSystem(void *p) | |
47 | { | |
48 | if (p) { | |
49 | PWIN32_IOSUBSYSTEM pio = (PWIN32_IOSUBSYSTEM)p; | |
50 | ||
51 | if (pio->signature_begin == 12345678L && pio->signature_end == 87654321L) { | |
52 | PWIN32_IOSUBSYSTEM pold = pIOSubSystem; | |
53 | pIOSubSystem = pio; | |
54 | return pold; | |
55 | } | |
56 | } | |
57 | else { | |
58 | // re-assign our stuff | |
59 | // pIOSubSystem = &win32stdio; | |
60 | pIOSubSystem = NULL; | |
61 | } | |
62 | ||
63 | return pIOSubSystem; | |
64 | } | |
65 | ||
66 | char *win32PerlLibPath(void) | |
67 | { | |
68 | ||
69 | GetModuleFileName((PerlDllHandle == INVALID_HANDLE_VALUE) | |
70 | ? GetModuleHandle(NULL) : PerlDllHandle, | |
71 | szPerlLibRoot, | |
72 | sizeof(szPerlLibRoot)); | |
73 | ||
74 | *(strrchr(szPerlLibRoot, '\\')) = '\0'; | |
75 | strcat(szPerlLibRoot,"\\LIB"); | |
76 | return (szPerlLibRoot); | |
77 | } | |
78 | ||
79 | BOOL HasRedirection(char *ptr) | |
80 | { | |
81 | int inquote = 0; | |
82 | char quote = '\0'; | |
83 | ||
84 | // | |
85 | // Scan string looking for redirection (< or >) or pipe | |
86 | // characters (|) that are not in a quoted string | |
87 | // | |
88 | while(*ptr) | |
89 | { | |
90 | switch(*ptr) | |
91 | { | |
92 | case '\'': | |
93 | case '\"': | |
94 | if(inquote) | |
95 | { | |
96 | if(quote == *ptr) | |
97 | { | |
98 | inquote = 0; | |
99 | quote = '\0'; | |
100 | } | |
101 | } | |
102 | else | |
103 | { | |
104 | quote = *ptr; | |
105 | inquote++; | |
106 | } | |
107 | break; | |
108 | ||
109 | case '>': | |
110 | case '<': | |
111 | case '|': | |
112 | if(!inquote) | |
113 | return TRUE; | |
114 | ||
115 | default: | |
116 | break; | |
117 | } | |
118 | ++ptr; | |
119 | } | |
120 | return FALSE; | |
121 | } | |
122 | ||
123 | // since the current process environment is being updated in util.c | |
124 | // the library functions will get the correct environment | |
125 | PerlIO *my_popen(char *cmd, char *mode) | |
126 | { | |
127 | #ifdef FIXCMD | |
128 | #define fixcmd(x) {\ | |
129 | char *pspace = strchr((x),' ');\ | |
130 | if (pspace) {\ | |
131 | char *p = (x);\ | |
132 | while (p < pspace) {\ | |
133 | if (*p == '/') *p = '\\';\ | |
134 | p++;\ | |
135 | }\ | |
136 | }\ | |
137 | } | |
138 | #else | |
139 | #define fixcmd(x) | |
140 | #endif | |
141 | #ifndef PERLDLL | |
142 | fixcmd(cmd); | |
143 | return win32_popen(cmd, mode); | |
144 | #else | |
145 | /* | |
146 | * There seems to be some problems for the _popen call in a DLL | |
147 | * this trick at the moment seems to work but it is never test | |
148 | * on NT yet | |
149 | * | |
150 | */ | |
151 | # ifdef __cplusplus | |
152 | #define EXT_C_FUNC extern "C" | |
153 | # else | |
154 | #define EXT_C_FUNC extern | |
155 | # endif | |
156 | ||
157 | EXT_C_FUNC int __cdecl _set_osfhnd(int fh, long value); | |
158 | EXT_C_FUNC void __cdecl _lock_fhandle(int); | |
159 | EXT_C_FUNC void __cdecl _unlock_fhandle(int); | |
160 | ||
161 | BOOL fSuccess; | |
162 | PerlIO *pf; // to store the _popen return value | |
163 | int tm = 0; /* flag indicating tDllExport or binary mode */ | |
164 | int fhNeeded, fhInherited, fhDup; | |
165 | int ineeded, iinherited; | |
166 | DWORD dwDup; | |
167 | int phdls[2]; /* I/O handles for pipe */ | |
168 | HANDLE hPIn, | |
169 | hPOut, | |
170 | hPErr, | |
171 | hSaveStdin, | |
172 | hSaveStdout, | |
173 | hSaveStderr, | |
174 | hPNeeded, hPInherited, hPDuped; | |
175 | ||
176 | /* first check for errors in the arguments | |
177 | */ | |
178 | ||
179 | if ( (cmd == NULL) || (mode == NULL) || ((*mode != 'w') && | |
180 | (*mode != _T('r'))) ) | |
181 | goto error1; | |
182 | ||
183 | if ( *(mode + 1) == _T('t') ) | |
184 | tm = _O_TEXT; | |
185 | else if ( *(mode + 1) == _T('b') ) | |
186 | tm = _O_BINARY; | |
187 | else tm = (*mode == 'w' ? _O_BINARY : _O_TEXT); | |
188 | ||
189 | ||
190 | fixcmd(cmd); | |
191 | if (&win32stdio != pIOSubSystem) return win32_popen(cmd, mode); | |
192 | ||
193 | #ifdef EFG | |
194 | if ( _pipe( phdls, 1024, tm ) == -1 ) | |
195 | #else | |
196 | if ( win32_pipe( phdls, 1024, tm ) == -1 ) | |
197 | #endif | |
198 | goto error1; | |
199 | ||
200 | ||
201 | /* save the current situation */ | |
202 | ||
203 | hSaveStdin = GetStdHandle(STD_INPUT_HANDLE); | |
204 | hSaveStdout = GetStdHandle(STD_OUTPUT_HANDLE); | |
205 | hSaveStderr = GetStdHandle(STD_ERROR_HANDLE); | |
206 | ||
207 | if (*mode == _T('w')) { | |
208 | ineeded = 1; | |
209 | dwDup = STD_INPUT_HANDLE; | |
210 | iinherited = 0; | |
211 | } | |
212 | else { | |
213 | ineeded = 0; | |
214 | dwDup = STD_OUTPUT_HANDLE; | |
215 | iinherited = 1; | |
216 | } | |
217 | ||
218 | ||
219 | fhNeeded = phdls[ineeded]; | |
220 | fhInherited = phdls[iinherited]; | |
221 | ||
222 | fSuccess = DuplicateHandle(GetCurrentProcess(), | |
223 | (HANDLE) stolen_get_osfhandle(fhNeeded), | |
224 | GetCurrentProcess(), | |
225 | &hPNeeded, | |
226 | 0, | |
227 | FALSE, /* not inherited */ | |
228 | DUPLICATE_SAME_ACCESS); | |
229 | ||
230 | if (!fSuccess) goto error2; | |
231 | ||
232 | fhDup = stolen_open_osfhandle((long) hPNeeded, tm); | |
233 | win32_dup2(fhDup, fhNeeded); | |
234 | win32_close(fhDup); | |
235 | ||
236 | #ifdef AAA | |
237 | /* Close the Out pipe, child won't need it */ | |
238 | hPDuped = (HANDLE) stolen_get_osfhandle(fhNeeded); | |
239 | ||
240 | _lock_fhandle(fhNeeded); | |
241 | _set_osfhnd(fhNeeded, (long) hPNeeded); // put in ours duplicated one | |
242 | _unlock_fhandle(fhNeeded); | |
243 | ||
244 | CloseHandle(hPDuped); // close the handle first | |
245 | #endif | |
246 | ||
247 | if (!SetStdHandle(dwDup, (HANDLE) stolen_get_osfhandle(fhInherited))) goto error2; | |
248 | ||
249 | // | |
250 | // make sure the child see the same stderr as the calling program | |
251 | // | |
252 | // | |
253 | if (!SetStdHandle(STD_ERROR_HANDLE, (HANDLE) stolen_get_osfhandle(win32_fileno(win32_stderr())))) goto error2; | |
254 | ||
255 | pf = win32_popen(cmd, mode); // ask _popen to do the job | |
256 | ||
257 | /* restore to where we were */ | |
258 | SetStdHandle(STD_INPUT_HANDLE, hSaveStdin); | |
259 | SetStdHandle(STD_OUTPUT_HANDLE, hSaveStdout); | |
260 | SetStdHandle(STD_ERROR_HANDLE, hSaveStderr); | |
261 | ||
262 | /* we don't need it any more, that's for the child */ | |
263 | win32_close(fhInherited); | |
264 | ||
265 | if (NULL == pf) { | |
266 | // something wrong | |
267 | win32_close(fhNeeded); | |
268 | goto error1; | |
269 | } | |
270 | else { | |
271 | ||
272 | /* | |
273 | * here we steal the file handle in pf and stuff ours in | |
274 | * | |
275 | */ | |
276 | win32_dup2(fhNeeded, win32_fileno(pf)); | |
277 | win32_close(fhNeeded); | |
278 | } | |
279 | ||
280 | return (pf); | |
281 | ||
282 | error2: | |
283 | win32_close(fhNeeded); | |
284 | win32_close(fhInherited); | |
285 | ||
286 | error1: | |
287 | return (NULL); | |
288 | ||
289 | #endif | |
290 | } | |
291 | ||
292 | long my_pclose(PerlIO *fp) | |
293 | { | |
294 | return win32_pclose(fp); | |
295 | } | |
296 | ||
297 | static void IdOS(void) | |
298 | { | |
299 | OSVERSIONINFO osver; | |
300 | ||
301 | memset(&osver, 0, sizeof(OSVERSIONINFO)); | |
302 | osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); | |
303 | GetVersionEx(&osver); | |
304 | Win32System = osver.dwPlatformId; | |
305 | return; | |
306 | } | |
307 | ||
308 | static char *GetShell(void) | |
309 | { | |
310 | static char* szWin95ShellEntry = "Win95Shell"; | |
311 | static char* szWin95DefaultShell = "Cmd32.exe"; | |
312 | static char* szWinNTDefaultShell = "cmd.exe"; | |
313 | ||
314 | if (!ProbeEnv) { | |
315 | IdOS(), ProbeEnv = TRUE; | |
316 | if (IsWin95()) { | |
317 | strcpy(szShellPath, szWin95DefaultShell); | |
318 | } | |
319 | else { | |
320 | strcpy(szShellPath, szWinNTDefaultShell); | |
321 | } | |
322 | } | |
323 | ||
324 | return szShellPath; | |
325 | } | |
326 | ||
327 | int do_aspawn(void* really, void** mark, void** arglast) | |
328 | { | |
329 | char **argv; | |
330 | char *strPtr; | |
331 | char *cmd; | |
332 | int status; | |
333 | unsigned int length; | |
334 | int index = 0; | |
335 | SV *sv = (SV*)really; | |
336 | SV** pSv = (SV**)mark; | |
337 | ||
338 | New(1110, argv, (arglast - mark) + 3, char*); | |
339 | ||
340 | if(sv != Nullsv) | |
341 | { | |
342 | cmd = SvPV(sv, length); | |
343 | } | |
344 | else | |
345 | { | |
346 | cmd = GetShell(); | |
347 | argv[index++] = "/c"; | |
348 | } | |
349 | ||
350 | while(pSv <= (SV**)arglast) | |
351 | { | |
352 | sv = *pSv++; | |
353 | strPtr = SvPV(sv, length); | |
354 | if(strPtr != NULL && *strPtr != '\0') | |
355 | argv[index++] = strPtr; | |
356 | } | |
357 | argv[index++] = 0; | |
358 | ||
359 | status = win32_spawnvpe(P_WAIT, cmd, (const char* const*)argv, (const char* const*)environ); | |
360 | ||
361 | Safefree(argv); | |
362 | ||
363 | // set statusvalue the perl variable $? | |
364 | return (statusvalue = status*256); | |
365 | } | |
366 | ||
367 | int do_spawn(char *cmd) | |
368 | { | |
369 | char **a; | |
370 | char *s; | |
371 | char **argv; | |
372 | int status = -1; | |
373 | BOOL needToTry = TRUE; | |
374 | char *shell, *cmd2; | |
375 | ||
376 | /* save an extra exec if possible */ | |
377 | shell = GetShell(); | |
378 | ||
379 | /* see if there are shell metacharacters in it */ | |
380 | if(!HasRedirection(cmd)) | |
381 | { | |
382 | New(1102,argv, strlen(cmd) / 2 + 2, char*); | |
383 | ||
384 | New(1103,cmd2, strlen(cmd) + 1, char); | |
385 | strcpy(cmd2, cmd); | |
386 | a = argv; | |
387 | for(s = cmd2; *s;) | |
388 | { | |
389 | while(*s && isspace(*s)) s++; | |
390 | if(*s) | |
391 | *(a++) = s; | |
392 | while(*s && !isspace(*s)) s++; | |
393 | if(*s) | |
394 | *s++ = '\0'; | |
395 | } | |
396 | *a = Nullch; | |
397 | if(argv[0]) | |
398 | { | |
399 | status = win32_spawnvpe(P_WAIT, argv[0], (const char* const*)argv, (const char* const*)environ); | |
400 | if(status != -1 || errno == 0) | |
401 | needToTry = FALSE; | |
402 | } | |
403 | Safefree(argv); | |
404 | Safefree(cmd2); | |
405 | } | |
406 | if(needToTry) | |
407 | { | |
408 | status = win32_spawnle(P_WAIT, shell, shell, "/c", cmd, (char*)0, environ); | |
409 | } | |
410 | ||
411 | // set statusvalue the perl variable $? | |
412 | return (statusvalue = status*256); | |
413 | } | |
414 | ||
415 | ||
416 | #define PATHLEN 1024 | |
417 | ||
418 | // The idea here is to read all the directory names into a string table | |
419 | // (separated by nulls) and when one of the other dir functions is called | |
420 | // return the pointer to the current file name. | |
421 | DIR *opendir(char *filename) | |
422 | { | |
423 | DIR *p; | |
424 | long len; | |
425 | long idx; | |
426 | char scannamespc[PATHLEN]; | |
427 | char *scanname = scannamespc; | |
428 | struct stat sbuf; | |
429 | WIN32_FIND_DATA FindData; | |
430 | HANDLE fh; | |
431 | // char root[_MAX_PATH]; | |
432 | // char volname[_MAX_PATH]; | |
433 | // DWORD serial, maxname, flags; | |
434 | // BOOL downcase; | |
435 | // char *dummy; | |
436 | ||
437 | // check to see if filename is a directory | |
438 | if(stat(filename, &sbuf) < 0 || sbuf.st_mode & _S_IFDIR == 0) | |
439 | { | |
440 | return NULL; | |
441 | } | |
442 | ||
443 | // get the file system characteristics | |
444 | // if(GetFullPathName(filename, MAX_PATH, root, &dummy)) | |
445 | // { | |
446 | // if(dummy = strchr(root, '\\')) | |
447 | // *++dummy = '\0'; | |
448 | // if(GetVolumeInformation(root, volname, MAX_PATH, &serial, &maxname, &flags, 0, 0)) | |
449 | // { | |
450 | // downcase = !(flags & FS_CASE_IS_PRESERVED); | |
451 | // } | |
452 | // } | |
453 | // else | |
454 | // { | |
455 | // downcase = TRUE; | |
456 | // } | |
457 | ||
458 | // Get us a DIR structure | |
459 | Newz(1501, p, 1, DIR); | |
460 | if(p == NULL) | |
461 | return NULL; | |
462 | ||
463 | // Create the search pattern | |
464 | strcpy(scanname, filename); | |
465 | ||
466 | if(index("/\\", *(scanname + strlen(scanname) - 1)) == NULL) | |
467 | strcat(scanname, "/*"); | |
468 | else | |
469 | strcat(scanname, "*"); | |
470 | ||
471 | // do the FindFirstFile call | |
472 | fh = FindFirstFile(scanname, &FindData); | |
473 | if(fh == INVALID_HANDLE_VALUE) | |
474 | { | |
475 | return NULL; | |
476 | } | |
477 | ||
478 | // now allocate the first part of the string table for the filenames that we find. | |
479 | idx = strlen(FindData.cFileName)+1; | |
480 | New(1502, p->start, idx, char); | |
481 | if(p->start == NULL) | |
482 | { | |
483 | CROAK("opendir: malloc failed!\n"); | |
484 | } | |
485 | strcpy(p->start, FindData.cFileName); | |
486 | // if(downcase) | |
487 | // strlwr(p->start); | |
488 | p->nfiles++; | |
489 | ||
490 | // loop finding all the files that match the wildcard | |
491 | // (which should be all of them in this directory!). | |
492 | // the variable idx should point one past the null terminator | |
493 | // of the previous string found. | |
494 | // | |
495 | while(FindNextFile(fh, &FindData)) | |
496 | { | |
497 | len = strlen(FindData.cFileName); | |
498 | // bump the string table size by enough for the | |
499 | // new name and it's null terminator | |
500 | Renew(p->start, idx+len+1, char); | |
501 | if(p->start == NULL) | |
502 | { | |
503 | CROAK("opendir: malloc failed!\n"); | |
504 | } | |
505 | strcpy(&p->start[idx], FindData.cFileName); | |
506 | // if(downcase) | |
507 | // strlwr(&p->start[idx]); | |
508 | p->nfiles++; | |
509 | idx += len+1; | |
510 | } | |
511 | FindClose(fh); | |
512 | p->size = idx; | |
513 | p->curr = p->start; | |
514 | return p; | |
515 | } | |
516 | ||
517 | ||
518 | // Readdir just returns the current string pointer and bumps the | |
519 | // string pointer to the nDllExport entry. | |
520 | struct direct *readdir(DIR *dirp) | |
521 | { | |
522 | int len; | |
523 | static int dummy = 0; | |
524 | ||
525 | if(dirp->curr) | |
526 | { // first set up the structure to return | |
527 | len = strlen(dirp->curr); | |
528 | strcpy(dirp->dirstr.d_name, dirp->curr); | |
529 | dirp->dirstr.d_namlen = len; | |
530 | ||
531 | // Fake an inode | |
532 | dirp->dirstr.d_ino = dummy++; | |
533 | ||
534 | // Now set up for the nDllExport call to readdir | |
535 | dirp->curr += len + 1; | |
536 | if(dirp->curr >= (dirp->start + dirp->size)) | |
537 | { | |
538 | dirp->curr = NULL; | |
539 | } | |
540 | ||
541 | return &(dirp->dirstr); | |
542 | } | |
543 | else | |
544 | return NULL; | |
545 | } | |
546 | ||
547 | // Telldir returns the current string pointer position | |
548 | long telldir(DIR *dirp) | |
549 | { | |
550 | return (long) dirp->curr; | |
551 | } | |
552 | ||
553 | ||
554 | // Seekdir moves the string pointer to a previously saved position (Saved by telldir). | |
555 | void seekdir(DIR *dirp, long loc) | |
556 | { | |
557 | dirp->curr = (char *)loc; | |
558 | } | |
559 | ||
560 | // Rewinddir resets the string pointer to the start | |
561 | void rewinddir(DIR *dirp) | |
562 | { | |
563 | dirp->curr = dirp->start; | |
564 | } | |
565 | ||
566 | // free the memory allocated by opendir | |
567 | int closedir(DIR *dirp) | |
568 | { | |
569 | Safefree(dirp->start); | |
570 | Safefree(dirp); | |
571 | return 1; | |
572 | } | |
573 | ||
574 | ||
575 | // | |
576 | // various stubs | |
577 | // | |
578 | ||
579 | ||
580 | // Ownership | |
581 | // | |
582 | // Just pretend that everyone is a superuser. NT will let us know if | |
583 | // we don\'t really have permission to do something. | |
584 | // | |
585 | ||
586 | #define ROOT_UID ((uid_t)0) | |
587 | #define ROOT_GID ((gid_t)0) | |
588 | ||
589 | uid_t getuid(void) | |
590 | { | |
591 | return ROOT_UID; | |
592 | } | |
593 | ||
594 | uid_t geteuid(void) | |
595 | { | |
596 | return ROOT_UID; | |
597 | } | |
598 | ||
599 | gid_t getgid(void) | |
600 | { | |
601 | return ROOT_GID; | |
602 | } | |
603 | ||
604 | gid_t getegid(void) | |
605 | { | |
606 | return ROOT_GID; | |
607 | } | |
608 | ||
609 | int setuid(uid_t uid) | |
610 | { | |
611 | return (uid == ROOT_UID ? 0 : -1); | |
612 | } | |
613 | ||
614 | int setgid(gid_t gid) | |
615 | { | |
616 | return (gid == ROOT_GID ? 0 : -1); | |
617 | } | |
618 | ||
619 | // | |
620 | // pretended kill | |
621 | // | |
622 | int kill(int pid, int sig) | |
623 | { | |
624 | HANDLE hProcess= OpenProcess(PROCESS_ALL_ACCESS, TRUE, pid); | |
625 | ||
626 | if (hProcess == NULL) { | |
627 | CROAK("kill process failed!\n"); | |
628 | } | |
629 | else { | |
630 | if (!TerminateProcess(hProcess, sig)) CROAK("kill process failed!\n"); | |
631 | CloseHandle(hProcess); | |
632 | } | |
633 | return 0; | |
634 | } | |
635 | ||
636 | // | |
637 | // File system stuff | |
638 | // | |
639 | ||
640 | int ioctl(int i, unsigned int u, char *data) | |
641 | { | |
642 | CROAK("ioctl not implemented!\n"); | |
643 | return -1; | |
644 | } | |
645 | ||
646 | unsigned int sleep(unsigned int t) | |
647 | { | |
648 | Sleep(t*1000); | |
649 | return 0; | |
650 | } | |
651 | ||
652 | ||
653 | #undef rename | |
654 | ||
655 | int myrename(char *OldFileName, char *newname) | |
656 | { | |
657 | if(_access(newname, 0) != -1) | |
658 | { // file exists | |
659 | _unlink(newname); | |
660 | } | |
661 | return rename(OldFileName, newname); | |
662 | } | |
663 | ||
664 | ||
665 | int win32_stat(const char *path, struct stat *buffer) | |
666 | { | |
667 | char t[MAX_PATH]; | |
668 | const char *p = path; | |
669 | int l = strlen(path); | |
670 | ||
671 | if (l > 1) { | |
672 | switch(path[l - 1]) { | |
673 | case '\\': | |
674 | case '/': | |
675 | if (path[l - 2] != ':') { | |
676 | strncpy(t, path, l - 1); | |
677 | t[l - 1] = 0; | |
678 | p = t; | |
679 | }; | |
680 | } | |
681 | } | |
682 | ||
683 | return stat(p, buffer); | |
684 | } | |
685 | ||
686 | #undef times | |
687 | int mytimes(struct tms *timebuf) | |
688 | { | |
689 | clock_t t = clock(); | |
690 | timebuf->tms_utime = t; | |
691 | timebuf->tms_stime = 0; | |
692 | timebuf->tms_cutime = 0; | |
693 | timebuf->tms_cstime = 0; | |
694 | ||
695 | return 0; | |
696 | } | |
697 | ||
698 | #undef alarm | |
699 | unsigned int myalarm(unsigned int sec) | |
700 | { | |
701 | // we warn the usuage of alarm function | |
702 | if (sec != 0) | |
703 | WARN("dummy function alarm called, program might not function as expected\n"); | |
704 | return 0; | |
705 | } | |
706 | ||
707 | // | |
708 | // redirected io subsystem for all XS modules | |
709 | // | |
710 | // | |
711 | ||
712 | DllExport int * win32_errno(void) | |
713 | { | |
714 | return (pIOSubSystem->pfnerrno()); | |
715 | } | |
716 | ||
717 | // the rest are the remapped stdio routines | |
718 | DllExport FILE *win32_stderr(void) | |
719 | { | |
720 | return (pIOSubSystem->pfnstderr()); | |
721 | } | |
722 | ||
723 | DllExport FILE *win32_stdin(void) | |
724 | { | |
725 | return (pIOSubSystem->pfnstdin()); | |
726 | } | |
727 | ||
728 | DllExport FILE *win32_stdout() | |
729 | { | |
730 | return (pIOSubSystem->pfnstdout()); | |
731 | } | |
732 | ||
733 | DllExport int win32_ferror(FILE *fp) | |
734 | { | |
735 | return (pIOSubSystem->pfnferror(fp)); | |
736 | } | |
737 | ||
738 | ||
739 | DllExport int win32_feof(FILE *fp) | |
740 | { | |
741 | return (pIOSubSystem->pfnfeof(fp)); | |
742 | } | |
743 | ||
744 | // | |
745 | // Since the errors returned by the socket error function | |
746 | // WSAGetLastError() are not known by the library routine strerror | |
747 | // we have to roll our own. | |
748 | // | |
749 | ||
750 | __declspec(thread) char strerror_buffer[512]; | |
751 | ||
752 | DllExport char *win32_strerror(int e) | |
753 | { | |
754 | extern int sys_nerr; | |
755 | DWORD source = 0; | |
756 | ||
757 | if(e < 0 || e > sys_nerr) | |
758 | { | |
759 | if(e < 0) | |
760 | e = GetLastError(); | |
761 | ||
762 | if(FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, &source, e, 0, strerror_buffer, sizeof(strerror_buffer), NULL) == 0) | |
763 | strcpy(strerror_buffer, "Unknown Error"); | |
764 | ||
765 | return strerror_buffer; | |
766 | } | |
767 | ||
768 | return pIOSubSystem->pfnstrerror(e); | |
769 | } | |
770 | ||
771 | DllExport int win32_fprintf(FILE *fp, const char *format, ...) | |
772 | { | |
773 | va_list marker; | |
774 | va_start(marker, format); /* Initialize variable arguments. */ | |
775 | ||
776 | return (pIOSubSystem->pfnvfprintf(fp, format, marker)); | |
777 | } | |
778 | ||
779 | DllExport int win32_printf(const char *format, ...) | |
780 | { | |
781 | va_list marker; | |
782 | va_start(marker, format); /* Initialize variable arguments. */ | |
783 | ||
784 | return (pIOSubSystem->pfnvprintf(format, marker)); | |
785 | } | |
786 | ||
787 | DllExport int win32_vfprintf(FILE *fp, const char *format, va_list args) | |
788 | { | |
789 | return (pIOSubSystem->pfnvfprintf(fp, format, args)); | |
790 | } | |
791 | ||
792 | DllExport size_t win32_fread(void *buf, size_t size, size_t count, FILE *fp) | |
793 | { | |
794 | return pIOSubSystem->pfnfread(buf, size, count, fp); | |
795 | } | |
796 | ||
797 | DllExport size_t win32_fwrite(const void *buf, size_t size, size_t count, FILE *fp) | |
798 | { | |
799 | return pIOSubSystem->pfnfwrite(buf, size, count, fp); | |
800 | } | |
801 | ||
802 | DllExport FILE *win32_fopen(const char *filename, const char *mode) | |
803 | { | |
804 | if (stricmp(filename, "/dev/null")==0) return pIOSubSystem->pfnfopen("NUL", mode); | |
805 | return pIOSubSystem->pfnfopen(filename, mode); | |
806 | } | |
807 | ||
808 | DllExport FILE *win32_fdopen( int handle, const char *mode) | |
809 | { | |
810 | return pIOSubSystem->pfnfdopen(handle, mode); | |
811 | } | |
812 | ||
813 | DllExport FILE *win32_freopen( const char *path, const char *mode, FILE *stream) | |
814 | { | |
815 | if (stricmp(path, "/dev/null")==0) return pIOSubSystem->pfnfreopen("NUL", mode, stream); | |
816 | return pIOSubSystem->pfnfreopen(path, mode, stream); | |
817 | } | |
818 | ||
819 | DllExport int win32_fclose(FILE *pf) | |
820 | { | |
821 | return pIOSubSystem->pfnfclose(pf); | |
822 | } | |
823 | ||
824 | DllExport int win32_fputs(const char *s,FILE *pf) | |
825 | { | |
826 | return pIOSubSystem->pfnfputs(s, pf); | |
827 | } | |
828 | ||
829 | DllExport int win32_fputc(int c,FILE *pf) | |
830 | { | |
831 | return pIOSubSystem->pfnfputc(c,pf); | |
832 | } | |
833 | ||
834 | DllExport int win32_ungetc(int c,FILE *pf) | |
835 | { | |
836 | return pIOSubSystem->pfnungetc(c,pf); | |
837 | } | |
838 | ||
839 | DllExport int win32_getc(FILE *pf) | |
840 | { | |
841 | return pIOSubSystem->pfngetc(pf); | |
842 | } | |
843 | ||
844 | DllExport int win32_fileno(FILE *pf) | |
845 | { | |
846 | return pIOSubSystem->pfnfileno(pf); | |
847 | } | |
848 | ||
849 | DllExport void win32_clearerr(FILE *pf) | |
850 | { | |
851 | pIOSubSystem->pfnclearerr(pf); | |
852 | return; | |
853 | } | |
854 | ||
855 | DllExport int win32_fflush(FILE *pf) | |
856 | { | |
857 | return pIOSubSystem->pfnfflush(pf); | |
858 | } | |
859 | ||
860 | DllExport long win32_ftell(FILE *pf) | |
861 | { | |
862 | return pIOSubSystem->pfnftell(pf); | |
863 | } | |
864 | ||
865 | DllExport int win32_fseek(FILE *pf,long offset,int origin) | |
866 | { | |
867 | return pIOSubSystem->pfnfseek(pf, offset, origin); | |
868 | } | |
869 | ||
870 | DllExport int win32_fgetpos(FILE *pf,fpos_t *p) | |
871 | { | |
872 | return pIOSubSystem->pfnfgetpos(pf, p); | |
873 | } | |
874 | ||
875 | DllExport int win32_fsetpos(FILE *pf,const fpos_t *p) | |
876 | { | |
877 | return pIOSubSystem->pfnfsetpos(pf, p); | |
878 | } | |
879 | ||
880 | DllExport void win32_rewind(FILE *pf) | |
881 | { | |
882 | pIOSubSystem->pfnrewind(pf); | |
883 | return; | |
884 | } | |
885 | ||
886 | DllExport FILE* win32_tmpfile(void) | |
887 | { | |
888 | return pIOSubSystem->pfntmpfile(); | |
889 | } | |
890 | ||
891 | DllExport void win32_abort(void) | |
892 | { | |
893 | pIOSubSystem->pfnabort(); | |
894 | return; | |
895 | } | |
896 | ||
897 | DllExport int win32_fstat(int fd,struct stat *bufptr) | |
898 | { | |
899 | return pIOSubSystem->pfnfstat(fd,bufptr); | |
900 | } | |
901 | ||
902 | DllExport int win32_pipe(int *pfd, unsigned int size, int mode) | |
903 | { | |
904 | return pIOSubSystem->pfnpipe(pfd, size, mode); | |
905 | } | |
906 | ||
907 | DllExport FILE* win32_popen(const char *command, const char *mode) | |
908 | { | |
909 | return pIOSubSystem->pfnpopen(command, mode); | |
910 | } | |
911 | ||
912 | DllExport int win32_pclose(FILE *pf) | |
913 | { | |
914 | return pIOSubSystem->pfnpclose(pf); | |
915 | } | |
916 | ||
917 | DllExport int win32_setmode(int fd, int mode) | |
918 | { | |
919 | return pIOSubSystem->pfnsetmode(fd, mode); | |
920 | } | |
921 | ||
922 | DllExport int win32_open(const char *path, int flag, ...) | |
923 | { | |
924 | va_list ap; | |
925 | int pmode; | |
926 | ||
927 | va_start(ap, flag); | |
928 | pmode = va_arg(ap, int); | |
929 | va_end(ap); | |
930 | ||
931 | if (stricmp(path, "/dev/null")==0) return pIOSubSystem->pfnopen("NUL", flag, pmode); | |
932 | return pIOSubSystem->pfnopen(path,flag,pmode); | |
933 | } | |
934 | ||
935 | DllExport int win32_close(int fd) | |
936 | { | |
937 | return pIOSubSystem->pfnclose(fd); | |
938 | } | |
939 | ||
940 | DllExport int win32_dup(int fd) | |
941 | { | |
942 | return pIOSubSystem->pfndup(fd); | |
943 | } | |
944 | ||
945 | DllExport int win32_dup2(int fd1,int fd2) | |
946 | { | |
947 | return pIOSubSystem->pfndup2(fd1,fd2); | |
948 | } | |
949 | ||
950 | DllExport int win32_read(int fd, char *buf, unsigned int cnt) | |
951 | { | |
952 | return pIOSubSystem->pfnread(fd, buf, cnt); | |
953 | } | |
954 | ||
955 | DllExport int win32_write(int fd, const char *buf, unsigned int cnt) | |
956 | { | |
957 | return pIOSubSystem->pfnwrite(fd, buf, cnt); | |
958 | } | |
959 | ||
960 | DllExport int win32_spawnvpe(int mode, const char *cmdname, const char *const *argv, const char *const *envp) | |
961 | { | |
962 | return pIOSubSystem->pfnspawnvpe(mode, cmdname, argv, envp); | |
963 | } | |
964 | ||
965 | DllExport int win32_spawnle(int mode, const char *cmdname, const char *arglist,...) | |
966 | { | |
967 | const char* const* envp; | |
968 | const char* const* argp; | |
969 | ||
970 | argp = &arglist; | |
971 | while (*argp++) ; | |
972 | ||
973 | return pIOSubSystem->pfnspawnvpe(mode, cmdname, &arglist, argp); | |
974 | } | |
975 | ||
976 | int stolen_open_osfhandle(long handle, int flags) | |
977 | { | |
978 | return pIOSubSystem->pfn_open_osfhandle(handle, flags); | |
979 | } | |
980 | ||
981 | long stolen_get_osfhandle(int fd) | |
982 | { | |
983 | return pIOSubSystem->pfn_get_osfhandle(fd); | |
984 | } |