Commit | Line | Data |
68dc0745 |
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 | */ |
0a753a76 |
10 | |
11 | #define WIN32_LEAN_AND_MEAN |
12 | #define WIN32IO_IS_STDIO |
13 | #include <tchar.h> |
14 | #include <windows.h> |
15 | |
68dc0745 |
16 | /* #include "config.h" */ |
0a753a76 |
17 | |
18 | #define PERLIO_NOT_STDIO 0 |
19 | #if !defined(PERLIO_IS_STDIO) && !defined(USE_SFIO) |
20 | #define PerlIO FILE |
21 | #endif |
22 | |
23 | #include "EXTERN.h" |
24 | #include "perl.h" |
25 | #include <fcntl.h> |
26 | #include <sys/stat.h> |
27 | #include <assert.h> |
28 | #include <string.h> |
29 | #include <stdarg.h> |
30 | |
31 | #define CROAK croak |
32 | #define WARN warn |
33 | |
8b10511d |
34 | static DWORD IdOS(void); |
35 | |
0a753a76 |
36 | extern WIN32_IOSUBSYSTEM win32stdio; |
4dd614da |
37 | static PWIN32_IOSUBSYSTEM pIOSubSystem = &win32stdio; |
0a753a76 |
38 | |
39 | BOOL ProbeEnv = FALSE; |
8b10511d |
40 | DWORD Win32System = (DWORD)-1; |
0a753a76 |
41 | char szShellPath[MAX_PATH+1]; |
42 | char szPerlLibRoot[MAX_PATH+1]; |
43 | HANDLE PerlDllHandle = INVALID_HANDLE_VALUE; |
44 | |
3fe9a6f1 |
45 | int |
46 | IsWin95(void) { |
8b10511d |
47 | return (IdOS() == VER_PLATFORM_WIN32_WINDOWS); |
3fe9a6f1 |
48 | } |
49 | |
50 | int |
51 | IsWinNT(void) { |
8b10511d |
52 | return (IdOS() == VER_PLATFORM_WIN32_NT); |
3fe9a6f1 |
53 | } |
0a753a76 |
54 | |
68dc0745 |
55 | void * |
56 | SetIOSubSystem(void *p) |
0a753a76 |
57 | { |
137443ea |
58 | PWIN32_IOSUBSYSTEM old = pIOSubSystem; |
68dc0745 |
59 | if (p) { |
60 | PWIN32_IOSUBSYSTEM pio = (PWIN32_IOSUBSYSTEM)p; |
68dc0745 |
61 | if (pio->signature_begin == 12345678L |
62 | && pio->signature_end == 87654321L) { |
68dc0745 |
63 | pIOSubSystem = pio; |
68dc0745 |
64 | } |
65 | } |
66 | else { |
137443ea |
67 | pIOSubSystem = &win32stdio; |
68dc0745 |
68 | } |
137443ea |
69 | return old; |
68dc0745 |
70 | } |
71 | |
72 | char * |
73 | win32PerlLibPath(void) |
74 | { |
75 | char *end; |
76 | GetModuleFileName((PerlDllHandle == INVALID_HANDLE_VALUE) |
77 | ? GetModuleHandle(NULL) |
78 | : PerlDllHandle, |
79 | szPerlLibRoot, |
80 | sizeof(szPerlLibRoot)); |
81 | |
82 | *(end = strrchr(szPerlLibRoot, '\\')) = '\0'; |
83 | if (stricmp(end-4,"\\bin") == 0) |
84 | end -= 4; |
85 | strcpy(end,"\\lib"); |
86 | return (szPerlLibRoot); |
87 | } |
0a753a76 |
88 | |
b4793f7f |
89 | char * |
90 | win32SiteLibPath(void) |
91 | { |
92 | static char szPerlSiteLib[MAXPATH+1]; |
93 | strcpy(szPerlSiteLib, win32PerlLibPath()); |
94 | strcat(szPerlSiteLib, "\\site"); |
95 | return (szPerlSiteLib); |
96 | } |
97 | |
68dc0745 |
98 | BOOL |
99 | HasRedirection(char *ptr) |
100 | { |
101 | int inquote = 0; |
102 | char quote = '\0'; |
103 | |
104 | /* |
105 | * Scan string looking for redirection (< or >) or pipe |
106 | * characters (|) that are not in a quoted string |
107 | */ |
108 | while(*ptr) { |
109 | switch(*ptr) { |
110 | case '\'': |
111 | case '\"': |
112 | if(inquote) { |
113 | if(quote == *ptr) { |
114 | inquote = 0; |
115 | quote = '\0'; |
0a753a76 |
116 | } |
68dc0745 |
117 | } |
118 | else { |
119 | quote = *ptr; |
120 | inquote++; |
121 | } |
122 | break; |
123 | case '>': |
124 | case '<': |
125 | case '|': |
126 | if(!inquote) |
127 | return TRUE; |
128 | default: |
129 | break; |
0a753a76 |
130 | } |
68dc0745 |
131 | ++ptr; |
132 | } |
133 | return FALSE; |
0a753a76 |
134 | } |
135 | |
68dc0745 |
136 | /* since the current process environment is being updated in util.c |
137 | * the library functions will get the correct environment |
138 | */ |
139 | PerlIO * |
140 | my_popen(char *cmd, char *mode) |
0a753a76 |
141 | { |
142 | #ifdef FIXCMD |
68dc0745 |
143 | #define fixcmd(x) { \ |
144 | char *pspace = strchr((x),' '); \ |
145 | if (pspace) { \ |
146 | char *p = (x); \ |
147 | while (p < pspace) { \ |
148 | if (*p == '/') \ |
149 | *p = '\\'; \ |
150 | p++; \ |
151 | } \ |
152 | } \ |
153 | } |
0a753a76 |
154 | #else |
155 | #define fixcmd(x) |
156 | #endif |
68dc0745 |
157 | |
158 | #if 1 |
159 | /* was #ifndef PERLDLL, but the #else stuff doesn't work on NT |
160 | * GSAR 97/03/13 |
161 | */ |
162 | fixcmd(cmd); |
3e3baf6d |
163 | #ifdef __BORLANDC__ /* workaround a Borland stdio bug */ |
164 | win32_fflush(stdout); |
165 | win32_fflush(stderr); |
166 | #endif |
0a753a76 |
167 | return win32_popen(cmd, mode); |
168 | #else |
169 | /* |
170 | * There seems to be some problems for the _popen call in a DLL |
171 | * this trick at the moment seems to work but it is never test |
172 | * on NT yet |
173 | * |
174 | */ |
175 | # ifdef __cplusplus |
176 | #define EXT_C_FUNC extern "C" |
177 | # else |
178 | #define EXT_C_FUNC extern |
179 | # endif |
180 | |
68dc0745 |
181 | EXT_C_FUNC int __cdecl _set_osfhnd(int fh, long value); |
182 | EXT_C_FUNC void __cdecl _lock_fhandle(int); |
183 | EXT_C_FUNC void __cdecl _unlock_fhandle(int); |
184 | |
185 | BOOL fSuccess; |
186 | PerlIO *pf; /* to store the _popen return value */ |
187 | int tm = 0; /* flag indicating tDllExport or binary mode */ |
188 | int fhNeeded, fhInherited, fhDup; |
189 | int ineeded, iinherited; |
190 | DWORD dwDup; |
191 | int phdls[2]; /* I/O handles for pipe */ |
192 | HANDLE hPIn, hPOut, hPErr, |
193 | hSaveStdin, hSaveStdout, hSaveStderr, |
194 | hPNeeded, hPInherited, hPDuped; |
0a753a76 |
195 | |
68dc0745 |
196 | /* first check for errors in the arguments */ |
197 | if ( (cmd == NULL) || (mode == NULL) |
198 | || ((*mode != 'w') && (*mode != _T('r'))) ) |
199 | goto error1; |
0a753a76 |
200 | |
201 | if ( *(mode + 1) == _T('t') ) |
3e3baf6d |
202 | tm = O_TEXT; |
0a753a76 |
203 | else if ( *(mode + 1) == _T('b') ) |
3e3baf6d |
204 | tm = O_BINARY; |
68dc0745 |
205 | else |
3e3baf6d |
206 | tm = (*mode == 'w' ? O_BINARY : O_TEXT); |
0a753a76 |
207 | |
208 | |
68dc0745 |
209 | fixcmd(cmd); |
210 | if (&win32stdio != pIOSubSystem) |
211 | return win32_popen(cmd, mode); |
0a753a76 |
212 | |
213 | #ifdef EFG |
214 | if ( _pipe( phdls, 1024, tm ) == -1 ) |
215 | #else |
216 | if ( win32_pipe( phdls, 1024, tm ) == -1 ) |
217 | #endif |
68dc0745 |
218 | goto error1; |
219 | |
220 | /* save the current situation */ |
221 | hSaveStdin = GetStdHandle(STD_INPUT_HANDLE); |
222 | hSaveStdout = GetStdHandle(STD_OUTPUT_HANDLE); |
223 | hSaveStderr = GetStdHandle(STD_ERROR_HANDLE); |
224 | |
225 | if (*mode == _T('w')) { |
226 | ineeded = 1; |
227 | dwDup = STD_INPUT_HANDLE; |
228 | iinherited = 0; |
229 | } |
230 | else { |
231 | ineeded = 0; |
232 | dwDup = STD_OUTPUT_HANDLE; |
233 | iinherited = 1; |
234 | } |
235 | |
236 | fhNeeded = phdls[ineeded]; |
237 | fhInherited = phdls[iinherited]; |
238 | |
239 | fSuccess = DuplicateHandle(GetCurrentProcess(), |
240 | (HANDLE) stolen_get_osfhandle(fhNeeded), |
241 | GetCurrentProcess(), |
242 | &hPNeeded, |
243 | 0, |
244 | FALSE, /* not inherited */ |
245 | DUPLICATE_SAME_ACCESS); |
246 | |
247 | if (!fSuccess) |
248 | goto error2; |
249 | |
250 | fhDup = stolen_open_osfhandle((long) hPNeeded, tm); |
251 | win32_dup2(fhDup, fhNeeded); |
252 | win32_close(fhDup); |
0a753a76 |
253 | |
254 | #ifdef AAA |
68dc0745 |
255 | /* Close the Out pipe, child won't need it */ |
256 | hPDuped = (HANDLE) stolen_get_osfhandle(fhNeeded); |
0a753a76 |
257 | |
68dc0745 |
258 | _lock_fhandle(fhNeeded); |
259 | _set_osfhnd(fhNeeded, (long)hPNeeded); /* put in ours duplicated one */ |
260 | _unlock_fhandle(fhNeeded); |
0a753a76 |
261 | |
68dc0745 |
262 | CloseHandle(hPDuped); /* close the handle first */ |
0a753a76 |
263 | #endif |
264 | |
68dc0745 |
265 | if (!SetStdHandle(dwDup, (HANDLE) stolen_get_osfhandle(fhInherited))) |
266 | goto error2; |
0a753a76 |
267 | |
68dc0745 |
268 | /* |
269 | * make sure the child see the same stderr as the calling program |
270 | */ |
271 | if (!SetStdHandle(STD_ERROR_HANDLE, |
272 | (HANDLE)stolen_get_osfhandle(win32_fileno(win32_stderr())))) |
273 | goto error2; |
0a753a76 |
274 | |
68dc0745 |
275 | pf = win32_popen(cmd, mode); /* ask _popen to do the job */ |
0a753a76 |
276 | |
68dc0745 |
277 | /* restore to where we were */ |
0a753a76 |
278 | SetStdHandle(STD_INPUT_HANDLE, hSaveStdin); |
279 | SetStdHandle(STD_OUTPUT_HANDLE, hSaveStdout); |
280 | SetStdHandle(STD_ERROR_HANDLE, hSaveStderr); |
281 | |
68dc0745 |
282 | /* we don't need it any more, that's for the child */ |
283 | win32_close(fhInherited); |
0a753a76 |
284 | |
68dc0745 |
285 | if (NULL == pf) { |
286 | /* something wrong */ |
287 | win32_close(fhNeeded); |
288 | goto error1; |
289 | } |
290 | else { |
291 | /* |
292 | * here we steal the file handle in pf and stuff ours in |
293 | */ |
294 | win32_dup2(fhNeeded, win32_fileno(pf)); |
295 | win32_close(fhNeeded); |
296 | } |
297 | return (pf); |
0a753a76 |
298 | |
299 | error2: |
68dc0745 |
300 | win32_close(fhNeeded); |
301 | win32_close(fhInherited); |
0a753a76 |
302 | |
303 | error1: |
68dc0745 |
304 | return (NULL); |
0a753a76 |
305 | |
306 | #endif |
307 | } |
308 | |
68dc0745 |
309 | long |
310 | my_pclose(PerlIO *fp) |
0a753a76 |
311 | { |
312 | return win32_pclose(fp); |
313 | } |
314 | |
8b10511d |
315 | static DWORD |
68dc0745 |
316 | IdOS(void) |
0a753a76 |
317 | { |
8b10511d |
318 | static OSVERSIONINFO osver; |
0a753a76 |
319 | |
8b10511d |
320 | if (osver.dwPlatformId != Win32System) { |
321 | memset(&osver, 0, sizeof(OSVERSIONINFO)); |
322 | osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); |
323 | GetVersionEx(&osver); |
324 | Win32System = osver.dwPlatformId; |
325 | } |
326 | return (Win32System); |
0a753a76 |
327 | } |
328 | |
68dc0745 |
329 | static char * |
330 | GetShell(void) |
0a753a76 |
331 | { |
68dc0745 |
332 | if (!ProbeEnv) { |
174c211a |
333 | char* defaultshell = (IsWinNT() ? "cmd.exe" : "command.com"); |
334 | /* we don't use COMSPEC here for two reasons: |
335 | * 1. the same reason perl on UNIX doesn't use SHELL--rampant and |
336 | * uncontrolled unportability of the ensuing scripts. |
337 | * 2. PERL5SHELL could be set to a shell that may not be fit for |
338 | * interactive use (which is what most programs look in COMSPEC |
339 | * for). |
340 | */ |
341 | char *usershell = getenv("PERL5SHELL"); |
342 | |
8b10511d |
343 | ProbeEnv = TRUE; |
174c211a |
344 | strcpy(szShellPath, usershell ? usershell : defaultshell); |
68dc0745 |
345 | } |
346 | return szShellPath; |
0a753a76 |
347 | } |
348 | |
68dc0745 |
349 | int |
350 | do_aspawn(void* really, void** mark, void** arglast) |
0a753a76 |
351 | { |
68dc0745 |
352 | char **argv; |
353 | char *strPtr; |
354 | char *cmd; |
355 | int status; |
356 | unsigned int length; |
357 | int index = 0; |
0a753a76 |
358 | SV *sv = (SV*)really; |
68dc0745 |
359 | SV** pSv = (SV**)mark; |
360 | |
fc36a67e |
361 | New(1310, argv, (arglast - mark) + 4, char*); |
68dc0745 |
362 | |
363 | if(sv != Nullsv) { |
364 | cmd = SvPV(sv, length); |
365 | } |
366 | else { |
3fe9a6f1 |
367 | argv[index++] = cmd = GetShell(); |
368 | argv[index++] = "/x"; /* always enable command extensions */ |
68dc0745 |
369 | argv[index++] = "/c"; |
370 | } |
371 | |
5aabfad6 |
372 | while(++pSv <= (SV**)arglast) { |
373 | sv = *pSv; |
68dc0745 |
374 | strPtr = SvPV(sv, length); |
375 | if(strPtr != NULL && *strPtr != '\0') |
376 | argv[index++] = strPtr; |
377 | } |
378 | argv[index++] = 0; |
379 | |
3e3baf6d |
380 | status = win32_spawnvp(P_WAIT, cmd, (const char* const*)argv); |
68dc0745 |
381 | |
382 | Safefree(argv); |
383 | |
5aabfad6 |
384 | if (status < 0) { |
385 | if (dowarn) |
386 | warn("Can't spawn \"%s\": %s", cmd, strerror(errno)); |
387 | status = 255 << 8; |
388 | } |
389 | return (status); |
68dc0745 |
390 | } |
391 | |
392 | int |
393 | do_spawn(char *cmd) |
394 | { |
395 | char **a; |
396 | char *s; |
397 | char **argv; |
398 | int status = -1; |
399 | BOOL needToTry = TRUE; |
400 | char *shell, *cmd2; |
401 | |
402 | /* save an extra exec if possible */ |
403 | shell = GetShell(); |
404 | |
405 | /* see if there are shell metacharacters in it */ |
406 | if(!HasRedirection(cmd)) { |
fc36a67e |
407 | New(1301,argv, strlen(cmd) / 2 + 2, char*); |
408 | New(1302,cmd2, strlen(cmd) + 1, char); |
68dc0745 |
409 | strcpy(cmd2, cmd); |
410 | a = argv; |
411 | for (s = cmd2; *s;) { |
412 | while (*s && isspace(*s)) |
413 | s++; |
414 | if (*s) |
415 | *(a++) = s; |
416 | while(*s && !isspace(*s)) |
417 | s++; |
418 | if(*s) |
419 | *s++ = '\0'; |
0a753a76 |
420 | } |
68dc0745 |
421 | *a = Nullch; |
422 | if(argv[0]) { |
3e3baf6d |
423 | status = win32_spawnvp(P_WAIT, argv[0], (const char* const*)argv); |
68dc0745 |
424 | if(status != -1 || errno == 0) |
425 | needToTry = FALSE; |
0a753a76 |
426 | } |
0a753a76 |
427 | Safefree(argv); |
68dc0745 |
428 | Safefree(cmd2); |
429 | } |
430 | if(needToTry) { |
3e3baf6d |
431 | char *argv[5]; |
432 | argv[0] = shell; argv[1] = "/x"; argv[2] = "/c"; |
433 | argv[3] = cmd; argv[4] = Nullch; |
434 | status = win32_spawnvp(P_WAIT, argv[0], (const char* const*)argv); |
68dc0745 |
435 | } |
5aabfad6 |
436 | if (status < 0) { |
437 | if (dowarn) |
438 | warn("Can't spawn \"%s\": %s", needToTry ? shell : argv[0], |
439 | strerror(errno)); |
440 | status = 255 << 8; |
441 | } |
442 | return (status); |
0a753a76 |
443 | } |
444 | |
445 | |
446 | #define PATHLEN 1024 |
447 | |
68dc0745 |
448 | /* The idea here is to read all the directory names into a string table |
449 | * (separated by nulls) and when one of the other dir functions is called |
450 | * return the pointer to the current file name. |
451 | */ |
452 | DIR * |
453 | opendir(char *filename) |
0a753a76 |
454 | { |
455 | DIR *p; |
68dc0745 |
456 | long len; |
457 | long idx; |
458 | char scannamespc[PATHLEN]; |
459 | char *scanname = scannamespc; |
460 | struct stat sbuf; |
461 | WIN32_FIND_DATA FindData; |
462 | HANDLE fh; |
463 | /* char root[_MAX_PATH];*/ |
464 | /* char volname[_MAX_PATH];*/ |
465 | /* DWORD serial, maxname, flags;*/ |
466 | /* BOOL downcase;*/ |
467 | /* char *dummy;*/ |
468 | |
469 | /* check to see if filename is a directory */ |
3e3baf6d |
470 | if(stat(filename, &sbuf) < 0 || sbuf.st_mode & S_IFDIR == 0) { |
68dc0745 |
471 | return NULL; |
472 | } |
473 | |
474 | /* get the file system characteristics */ |
475 | /* if(GetFullPathName(filename, MAX_PATH, root, &dummy)) { |
476 | * if(dummy = strchr(root, '\\')) |
477 | * *++dummy = '\0'; |
478 | * if(GetVolumeInformation(root, volname, MAX_PATH, &serial, |
479 | * &maxname, &flags, 0, 0)) { |
480 | * downcase = !(flags & FS_CASE_IS_PRESERVED); |
481 | * } |
482 | * } |
483 | * else { |
484 | * downcase = TRUE; |
485 | * } |
486 | */ |
487 | /* Get us a DIR structure */ |
fc36a67e |
488 | Newz(1303, p, 1, DIR); |
68dc0745 |
489 | if(p == NULL) |
490 | return NULL; |
491 | |
492 | /* Create the search pattern */ |
493 | strcpy(scanname, filename); |
494 | |
495 | if(index("/\\", *(scanname + strlen(scanname) - 1)) == NULL) |
496 | strcat(scanname, "/*"); |
497 | else |
498 | strcat(scanname, "*"); |
499 | |
500 | /* do the FindFirstFile call */ |
501 | fh = FindFirstFile(scanname, &FindData); |
502 | if(fh == INVALID_HANDLE_VALUE) { |
503 | return NULL; |
504 | } |
505 | |
506 | /* now allocate the first part of the string table for |
507 | * the filenames that we find. |
508 | */ |
509 | idx = strlen(FindData.cFileName)+1; |
fc36a67e |
510 | New(1304, p->start, idx, char); |
68dc0745 |
511 | if(p->start == NULL) { |
512 | CROAK("opendir: malloc failed!\n"); |
513 | } |
514 | strcpy(p->start, FindData.cFileName); |
515 | /* if(downcase) |
516 | * strlwr(p->start); |
517 | */ |
518 | p->nfiles++; |
519 | |
520 | /* loop finding all the files that match the wildcard |
521 | * (which should be all of them in this directory!). |
522 | * the variable idx should point one past the null terminator |
523 | * of the previous string found. |
524 | */ |
525 | while (FindNextFile(fh, &FindData)) { |
526 | len = strlen(FindData.cFileName); |
527 | /* bump the string table size by enough for the |
528 | * new name and it's null terminator |
529 | */ |
530 | Renew(p->start, idx+len+1, char); |
531 | if(p->start == NULL) { |
532 | CROAK("opendir: malloc failed!\n"); |
0a753a76 |
533 | } |
68dc0745 |
534 | strcpy(&p->start[idx], FindData.cFileName); |
535 | /* if (downcase) |
536 | * strlwr(&p->start[idx]); |
537 | */ |
0a753a76 |
538 | p->nfiles++; |
539 | idx += len+1; |
540 | } |
541 | FindClose(fh); |
542 | p->size = idx; |
543 | p->curr = p->start; |
544 | return p; |
545 | } |
546 | |
547 | |
68dc0745 |
548 | /* Readdir just returns the current string pointer and bumps the |
549 | * string pointer to the nDllExport entry. |
550 | */ |
551 | struct direct * |
552 | readdir(DIR *dirp) |
0a753a76 |
553 | { |
68dc0745 |
554 | int len; |
555 | static int dummy = 0; |
0a753a76 |
556 | |
68dc0745 |
557 | if (dirp->curr) { |
558 | /* first set up the structure to return */ |
559 | len = strlen(dirp->curr); |
560 | strcpy(dirp->dirstr.d_name, dirp->curr); |
561 | dirp->dirstr.d_namlen = len; |
0a753a76 |
562 | |
68dc0745 |
563 | /* Fake an inode */ |
564 | dirp->dirstr.d_ino = dummy++; |
0a753a76 |
565 | |
68dc0745 |
566 | /* Now set up for the nDllExport call to readdir */ |
567 | dirp->curr += len + 1; |
568 | if (dirp->curr >= (dirp->start + dirp->size)) { |
569 | dirp->curr = NULL; |
570 | } |
0a753a76 |
571 | |
68dc0745 |
572 | return &(dirp->dirstr); |
573 | } |
574 | else |
575 | return NULL; |
0a753a76 |
576 | } |
577 | |
68dc0745 |
578 | /* Telldir returns the current string pointer position */ |
579 | long |
580 | telldir(DIR *dirp) |
0a753a76 |
581 | { |
582 | return (long) dirp->curr; |
583 | } |
584 | |
585 | |
68dc0745 |
586 | /* Seekdir moves the string pointer to a previously saved position |
587 | *(Saved by telldir). |
588 | */ |
589 | void |
590 | seekdir(DIR *dirp, long loc) |
0a753a76 |
591 | { |
592 | dirp->curr = (char *)loc; |
593 | } |
594 | |
68dc0745 |
595 | /* Rewinddir resets the string pointer to the start */ |
596 | void |
597 | rewinddir(DIR *dirp) |
0a753a76 |
598 | { |
599 | dirp->curr = dirp->start; |
600 | } |
601 | |
68dc0745 |
602 | /* free the memory allocated by opendir */ |
603 | int |
604 | closedir(DIR *dirp) |
0a753a76 |
605 | { |
606 | Safefree(dirp->start); |
607 | Safefree(dirp); |
68dc0745 |
608 | return 1; |
0a753a76 |
609 | } |
610 | |
611 | |
68dc0745 |
612 | /* |
613 | * various stubs |
614 | */ |
0a753a76 |
615 | |
616 | |
68dc0745 |
617 | /* Ownership |
618 | * |
619 | * Just pretend that everyone is a superuser. NT will let us know if |
620 | * we don\'t really have permission to do something. |
621 | */ |
0a753a76 |
622 | |
623 | #define ROOT_UID ((uid_t)0) |
624 | #define ROOT_GID ((gid_t)0) |
625 | |
68dc0745 |
626 | uid_t |
627 | getuid(void) |
0a753a76 |
628 | { |
68dc0745 |
629 | return ROOT_UID; |
0a753a76 |
630 | } |
631 | |
68dc0745 |
632 | uid_t |
633 | geteuid(void) |
0a753a76 |
634 | { |
68dc0745 |
635 | return ROOT_UID; |
0a753a76 |
636 | } |
637 | |
68dc0745 |
638 | gid_t |
639 | getgid(void) |
0a753a76 |
640 | { |
68dc0745 |
641 | return ROOT_GID; |
0a753a76 |
642 | } |
643 | |
68dc0745 |
644 | gid_t |
645 | getegid(void) |
0a753a76 |
646 | { |
68dc0745 |
647 | return ROOT_GID; |
0a753a76 |
648 | } |
649 | |
68dc0745 |
650 | int |
651 | setuid(uid_t uid) |
0a753a76 |
652 | { |
68dc0745 |
653 | return (uid == ROOT_UID ? 0 : -1); |
0a753a76 |
654 | } |
655 | |
68dc0745 |
656 | int |
657 | setgid(gid_t gid) |
0a753a76 |
658 | { |
68dc0745 |
659 | return (gid == ROOT_GID ? 0 : -1); |
0a753a76 |
660 | } |
661 | |
68dc0745 |
662 | /* |
663 | * pretended kill |
664 | */ |
665 | int |
666 | kill(int pid, int sig) |
0a753a76 |
667 | { |
68dc0745 |
668 | HANDLE hProcess= OpenProcess(PROCESS_ALL_ACCESS, TRUE, pid); |
0a753a76 |
669 | |
670 | if (hProcess == NULL) { |
68dc0745 |
671 | CROAK("kill process failed!\n"); |
672 | } |
673 | else { |
674 | if (!TerminateProcess(hProcess, sig)) |
675 | CROAK("kill process failed!\n"); |
676 | CloseHandle(hProcess); |
677 | } |
678 | return 0; |
0a753a76 |
679 | } |
680 | |
68dc0745 |
681 | /* |
682 | * File system stuff |
683 | */ |
0a753a76 |
684 | |
3e3baf6d |
685 | #if 0 |
68dc0745 |
686 | int |
687 | ioctl(int i, unsigned int u, char *data) |
0a753a76 |
688 | { |
68dc0745 |
689 | CROAK("ioctl not implemented!\n"); |
690 | return -1; |
0a753a76 |
691 | } |
3e3baf6d |
692 | #endif |
0a753a76 |
693 | |
68dc0745 |
694 | unsigned int |
695 | sleep(unsigned int t) |
0a753a76 |
696 | { |
68dc0745 |
697 | Sleep(t*1000); |
698 | return 0; |
0a753a76 |
699 | } |
700 | |
701 | |
702 | #undef rename |
703 | |
68dc0745 |
704 | int |
705 | myrename(char *OldFileName, char *newname) |
0a753a76 |
706 | { |
68dc0745 |
707 | if(_access(newname, 0) != -1) { /* file exists */ |
708 | _unlink(newname); |
709 | } |
710 | return rename(OldFileName, newname); |
0a753a76 |
711 | } |
712 | |
713 | |
68dc0745 |
714 | DllExport int |
715 | win32_stat(const char *path, struct stat *buffer) |
0a753a76 |
716 | { |
68dc0745 |
717 | char t[MAX_PATH]; |
718 | const char *p = path; |
719 | int l = strlen(path); |
0a753a76 |
720 | |
68dc0745 |
721 | if (l > 1) { |
722 | switch(path[l - 1]) { |
723 | case '\\': |
724 | case '/': |
725 | if (path[l - 2] != ':') { |
726 | strncpy(t, path, l - 1); |
727 | t[l - 1] = 0; |
728 | p = t; |
729 | }; |
730 | } |
731 | } |
732 | return stat(p, buffer); |
0a753a76 |
733 | } |
734 | |
735 | #undef times |
68dc0745 |
736 | int |
737 | mytimes(struct tms *timebuf) |
0a753a76 |
738 | { |
68dc0745 |
739 | clock_t t = clock(); |
740 | timebuf->tms_utime = t; |
741 | timebuf->tms_stime = 0; |
742 | timebuf->tms_cutime = 0; |
743 | timebuf->tms_cstime = 0; |
0a753a76 |
744 | |
68dc0745 |
745 | return 0; |
0a753a76 |
746 | } |
747 | |
748 | #undef alarm |
68dc0745 |
749 | unsigned int |
750 | myalarm(unsigned int sec) |
0a753a76 |
751 | { |
68dc0745 |
752 | /* we warn the usuage of alarm function */ |
753 | if (sec != 0) |
754 | WARN("dummy function alarm called, program might not function as expected\n"); |
755 | return 0; |
0a753a76 |
756 | } |
757 | |
68dc0745 |
758 | /* |
759 | * redirected io subsystem for all XS modules |
760 | * |
761 | */ |
0a753a76 |
762 | |
68dc0745 |
763 | DllExport int * |
764 | win32_errno(void) |
0a753a76 |
765 | { |
68dc0745 |
766 | return (pIOSubSystem->pfnerrno()); |
0a753a76 |
767 | } |
768 | |
dcb2879a |
769 | DllExport char *** |
770 | win32_environ(void) |
771 | { |
772 | return (pIOSubSystem->pfnenviron()); |
773 | } |
774 | |
68dc0745 |
775 | /* the rest are the remapped stdio routines */ |
776 | DllExport FILE * |
777 | win32_stderr(void) |
0a753a76 |
778 | { |
68dc0745 |
779 | return (pIOSubSystem->pfnstderr()); |
0a753a76 |
780 | } |
781 | |
68dc0745 |
782 | DllExport FILE * |
783 | win32_stdin(void) |
0a753a76 |
784 | { |
68dc0745 |
785 | return (pIOSubSystem->pfnstdin()); |
0a753a76 |
786 | } |
787 | |
68dc0745 |
788 | DllExport FILE * |
789 | win32_stdout() |
0a753a76 |
790 | { |
68dc0745 |
791 | return (pIOSubSystem->pfnstdout()); |
0a753a76 |
792 | } |
793 | |
68dc0745 |
794 | DllExport int |
795 | win32_ferror(FILE *fp) |
0a753a76 |
796 | { |
68dc0745 |
797 | return (pIOSubSystem->pfnferror(fp)); |
0a753a76 |
798 | } |
799 | |
800 | |
68dc0745 |
801 | DllExport int |
802 | win32_feof(FILE *fp) |
0a753a76 |
803 | { |
68dc0745 |
804 | return (pIOSubSystem->pfnfeof(fp)); |
0a753a76 |
805 | } |
806 | |
68dc0745 |
807 | /* |
808 | * Since the errors returned by the socket error function |
809 | * WSAGetLastError() are not known by the library routine strerror |
810 | * we have to roll our own. |
811 | */ |
0a753a76 |
812 | |
813 | __declspec(thread) char strerror_buffer[512]; |
814 | |
68dc0745 |
815 | DllExport char * |
816 | win32_strerror(int e) |
0a753a76 |
817 | { |
3e3baf6d |
818 | #ifndef __BORLANDC__ /* Borland intolerance */ |
68dc0745 |
819 | extern int sys_nerr; |
3e3baf6d |
820 | #endif |
68dc0745 |
821 | DWORD source = 0; |
0a753a76 |
822 | |
68dc0745 |
823 | if(e < 0 || e > sys_nerr) { |
824 | if(e < 0) |
825 | e = GetLastError(); |
0a753a76 |
826 | |
68dc0745 |
827 | if(FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, &source, e, 0, |
828 | strerror_buffer, sizeof(strerror_buffer), NULL) == 0) |
829 | strcpy(strerror_buffer, "Unknown Error"); |
0a753a76 |
830 | |
68dc0745 |
831 | return strerror_buffer; |
832 | } |
833 | return pIOSubSystem->pfnstrerror(e); |
0a753a76 |
834 | } |
835 | |
68dc0745 |
836 | DllExport int |
837 | win32_fprintf(FILE *fp, const char *format, ...) |
0a753a76 |
838 | { |
68dc0745 |
839 | va_list marker; |
840 | va_start(marker, format); /* Initialize variable arguments. */ |
0a753a76 |
841 | |
68dc0745 |
842 | return (pIOSubSystem->pfnvfprintf(fp, format, marker)); |
0a753a76 |
843 | } |
844 | |
68dc0745 |
845 | DllExport int |
846 | win32_printf(const char *format, ...) |
0a753a76 |
847 | { |
68dc0745 |
848 | va_list marker; |
849 | va_start(marker, format); /* Initialize variable arguments. */ |
0a753a76 |
850 | |
68dc0745 |
851 | return (pIOSubSystem->pfnvprintf(format, marker)); |
0a753a76 |
852 | } |
853 | |
68dc0745 |
854 | DllExport int |
855 | win32_vfprintf(FILE *fp, const char *format, va_list args) |
0a753a76 |
856 | { |
68dc0745 |
857 | return (pIOSubSystem->pfnvfprintf(fp, format, args)); |
0a753a76 |
858 | } |
859 | |
96e4d5b1 |
860 | DllExport int |
861 | win32_vprintf(const char *format, va_list args) |
862 | { |
863 | return (pIOSubSystem->pfnvprintf(format, args)); |
864 | } |
865 | |
68dc0745 |
866 | DllExport size_t |
867 | win32_fread(void *buf, size_t size, size_t count, FILE *fp) |
0a753a76 |
868 | { |
68dc0745 |
869 | return pIOSubSystem->pfnfread(buf, size, count, fp); |
0a753a76 |
870 | } |
871 | |
68dc0745 |
872 | DllExport size_t |
873 | win32_fwrite(const void *buf, size_t size, size_t count, FILE *fp) |
0a753a76 |
874 | { |
68dc0745 |
875 | return pIOSubSystem->pfnfwrite(buf, size, count, fp); |
0a753a76 |
876 | } |
877 | |
68dc0745 |
878 | DllExport FILE * |
879 | win32_fopen(const char *filename, const char *mode) |
0a753a76 |
880 | { |
68dc0745 |
881 | if (stricmp(filename, "/dev/null")==0) |
882 | return pIOSubSystem->pfnfopen("NUL", mode); |
883 | return pIOSubSystem->pfnfopen(filename, mode); |
0a753a76 |
884 | } |
885 | |
68dc0745 |
886 | DllExport FILE * |
887 | win32_fdopen( int handle, const char *mode) |
0a753a76 |
888 | { |
68dc0745 |
889 | return pIOSubSystem->pfnfdopen(handle, mode); |
0a753a76 |
890 | } |
891 | |
68dc0745 |
892 | DllExport FILE * |
893 | win32_freopen( const char *path, const char *mode, FILE *stream) |
0a753a76 |
894 | { |
68dc0745 |
895 | if (stricmp(path, "/dev/null")==0) |
896 | return pIOSubSystem->pfnfreopen("NUL", mode, stream); |
897 | return pIOSubSystem->pfnfreopen(path, mode, stream); |
0a753a76 |
898 | } |
899 | |
68dc0745 |
900 | DllExport int |
901 | win32_fclose(FILE *pf) |
0a753a76 |
902 | { |
68dc0745 |
903 | return pIOSubSystem->pfnfclose(pf); |
0a753a76 |
904 | } |
905 | |
68dc0745 |
906 | DllExport int |
907 | win32_fputs(const char *s,FILE *pf) |
0a753a76 |
908 | { |
68dc0745 |
909 | return pIOSubSystem->pfnfputs(s, pf); |
0a753a76 |
910 | } |
911 | |
68dc0745 |
912 | DllExport int |
913 | win32_fputc(int c,FILE *pf) |
0a753a76 |
914 | { |
68dc0745 |
915 | return pIOSubSystem->pfnfputc(c,pf); |
0a753a76 |
916 | } |
917 | |
68dc0745 |
918 | DllExport int |
919 | win32_ungetc(int c,FILE *pf) |
0a753a76 |
920 | { |
68dc0745 |
921 | return pIOSubSystem->pfnungetc(c,pf); |
0a753a76 |
922 | } |
923 | |
68dc0745 |
924 | DllExport int |
925 | win32_getc(FILE *pf) |
0a753a76 |
926 | { |
68dc0745 |
927 | return pIOSubSystem->pfngetc(pf); |
0a753a76 |
928 | } |
929 | |
68dc0745 |
930 | DllExport int |
931 | win32_fileno(FILE *pf) |
0a753a76 |
932 | { |
68dc0745 |
933 | return pIOSubSystem->pfnfileno(pf); |
0a753a76 |
934 | } |
935 | |
68dc0745 |
936 | DllExport void |
937 | win32_clearerr(FILE *pf) |
0a753a76 |
938 | { |
68dc0745 |
939 | pIOSubSystem->pfnclearerr(pf); |
940 | return; |
0a753a76 |
941 | } |
942 | |
68dc0745 |
943 | DllExport int |
944 | win32_fflush(FILE *pf) |
0a753a76 |
945 | { |
68dc0745 |
946 | return pIOSubSystem->pfnfflush(pf); |
0a753a76 |
947 | } |
948 | |
68dc0745 |
949 | DllExport long |
950 | win32_ftell(FILE *pf) |
0a753a76 |
951 | { |
68dc0745 |
952 | return pIOSubSystem->pfnftell(pf); |
0a753a76 |
953 | } |
954 | |
68dc0745 |
955 | DllExport int |
956 | win32_fseek(FILE *pf,long offset,int origin) |
0a753a76 |
957 | { |
68dc0745 |
958 | return pIOSubSystem->pfnfseek(pf, offset, origin); |
0a753a76 |
959 | } |
960 | |
68dc0745 |
961 | DllExport int |
962 | win32_fgetpos(FILE *pf,fpos_t *p) |
0a753a76 |
963 | { |
68dc0745 |
964 | return pIOSubSystem->pfnfgetpos(pf, p); |
0a753a76 |
965 | } |
966 | |
68dc0745 |
967 | DllExport int |
968 | win32_fsetpos(FILE *pf,const fpos_t *p) |
0a753a76 |
969 | { |
68dc0745 |
970 | return pIOSubSystem->pfnfsetpos(pf, p); |
0a753a76 |
971 | } |
972 | |
68dc0745 |
973 | DllExport void |
974 | win32_rewind(FILE *pf) |
0a753a76 |
975 | { |
68dc0745 |
976 | pIOSubSystem->pfnrewind(pf); |
977 | return; |
0a753a76 |
978 | } |
979 | |
68dc0745 |
980 | DllExport FILE* |
981 | win32_tmpfile(void) |
0a753a76 |
982 | { |
68dc0745 |
983 | return pIOSubSystem->pfntmpfile(); |
0a753a76 |
984 | } |
985 | |
68dc0745 |
986 | DllExport void |
987 | win32_abort(void) |
0a753a76 |
988 | { |
68dc0745 |
989 | pIOSubSystem->pfnabort(); |
990 | return; |
0a753a76 |
991 | } |
992 | |
68dc0745 |
993 | DllExport int |
994 | win32_fstat(int fd,struct stat *bufptr) |
0a753a76 |
995 | { |
68dc0745 |
996 | return pIOSubSystem->pfnfstat(fd,bufptr); |
0a753a76 |
997 | } |
998 | |
68dc0745 |
999 | DllExport int |
1000 | win32_pipe(int *pfd, unsigned int size, int mode) |
0a753a76 |
1001 | { |
68dc0745 |
1002 | return pIOSubSystem->pfnpipe(pfd, size, mode); |
0a753a76 |
1003 | } |
1004 | |
68dc0745 |
1005 | DllExport FILE* |
1006 | win32_popen(const char *command, const char *mode) |
0a753a76 |
1007 | { |
68dc0745 |
1008 | return pIOSubSystem->pfnpopen(command, mode); |
0a753a76 |
1009 | } |
1010 | |
68dc0745 |
1011 | DllExport int |
1012 | win32_pclose(FILE *pf) |
0a753a76 |
1013 | { |
68dc0745 |
1014 | return pIOSubSystem->pfnpclose(pf); |
0a753a76 |
1015 | } |
1016 | |
68dc0745 |
1017 | DllExport int |
1018 | win32_setmode(int fd, int mode) |
0a753a76 |
1019 | { |
68dc0745 |
1020 | return pIOSubSystem->pfnsetmode(fd, mode); |
0a753a76 |
1021 | } |
1022 | |
96e4d5b1 |
1023 | DllExport long |
1024 | win32_lseek(int fd, long offset, int origin) |
1025 | { |
1026 | return pIOSubSystem->pfnlseek(fd, offset, origin); |
1027 | } |
1028 | |
1029 | DllExport long |
1030 | win32_tell(int fd) |
1031 | { |
1032 | return pIOSubSystem->pfntell(fd); |
1033 | } |
1034 | |
68dc0745 |
1035 | DllExport int |
1036 | win32_open(const char *path, int flag, ...) |
0a753a76 |
1037 | { |
68dc0745 |
1038 | va_list ap; |
1039 | int pmode; |
0a753a76 |
1040 | |
1041 | va_start(ap, flag); |
1042 | pmode = va_arg(ap, int); |
1043 | va_end(ap); |
1044 | |
68dc0745 |
1045 | if (stricmp(path, "/dev/null")==0) |
1046 | return pIOSubSystem->pfnopen("NUL", flag, pmode); |
1047 | return pIOSubSystem->pfnopen(path,flag,pmode); |
0a753a76 |
1048 | } |
1049 | |
68dc0745 |
1050 | DllExport int |
1051 | win32_close(int fd) |
0a753a76 |
1052 | { |
68dc0745 |
1053 | return pIOSubSystem->pfnclose(fd); |
0a753a76 |
1054 | } |
1055 | |
68dc0745 |
1056 | DllExport int |
96e4d5b1 |
1057 | win32_eof(int fd) |
1058 | { |
1059 | return pIOSubSystem->pfneof(fd); |
1060 | } |
1061 | |
1062 | DllExport int |
68dc0745 |
1063 | win32_dup(int fd) |
0a753a76 |
1064 | { |
68dc0745 |
1065 | return pIOSubSystem->pfndup(fd); |
0a753a76 |
1066 | } |
1067 | |
68dc0745 |
1068 | DllExport int |
1069 | win32_dup2(int fd1,int fd2) |
0a753a76 |
1070 | { |
68dc0745 |
1071 | return pIOSubSystem->pfndup2(fd1,fd2); |
0a753a76 |
1072 | } |
1073 | |
68dc0745 |
1074 | DllExport int |
3e3baf6d |
1075 | win32_read(int fd, void *buf, unsigned int cnt) |
0a753a76 |
1076 | { |
68dc0745 |
1077 | return pIOSubSystem->pfnread(fd, buf, cnt); |
0a753a76 |
1078 | } |
1079 | |
68dc0745 |
1080 | DllExport int |
3e3baf6d |
1081 | win32_write(int fd, const void *buf, unsigned int cnt) |
0a753a76 |
1082 | { |
68dc0745 |
1083 | return pIOSubSystem->pfnwrite(fd, buf, cnt); |
0a753a76 |
1084 | } |
1085 | |
68dc0745 |
1086 | DllExport int |
5aabfad6 |
1087 | win32_mkdir(const char *dir, int mode) |
1088 | { |
1089 | return pIOSubSystem->pfnmkdir(dir); /* just ignore mode */ |
1090 | } |
96e4d5b1 |
1091 | |
5aabfad6 |
1092 | DllExport int |
1093 | win32_rmdir(const char *dir) |
1094 | { |
1095 | return pIOSubSystem->pfnrmdir(dir); |
1096 | } |
96e4d5b1 |
1097 | |
5aabfad6 |
1098 | DllExport int |
1099 | win32_chdir(const char *dir) |
1100 | { |
1101 | return pIOSubSystem->pfnchdir(dir); |
1102 | } |
96e4d5b1 |
1103 | |
5aabfad6 |
1104 | DllExport int |
3e3baf6d |
1105 | win32_spawnvp(int mode, const char *cmdname, const char *const *argv) |
0a753a76 |
1106 | { |
3e3baf6d |
1107 | return pIOSubSystem->pfnspawnvp(mode, cmdname, argv); |
0a753a76 |
1108 | } |
1109 | |
68dc0745 |
1110 | int |
1111 | stolen_open_osfhandle(long handle, int flags) |
0a753a76 |
1112 | { |
68dc0745 |
1113 | return pIOSubSystem->pfn_open_osfhandle(handle, flags); |
0a753a76 |
1114 | } |
1115 | |
68dc0745 |
1116 | long |
1117 | stolen_get_osfhandle(int fd) |
0a753a76 |
1118 | { |
68dc0745 |
1119 | return pIOSubSystem->pfn_get_osfhandle(fd); |
0a753a76 |
1120 | } |
7bac28a0 |
1121 | |
7bac28a0 |
1122 | /* |
1123 | * Extras. |
1124 | */ |
1125 | |
7bac28a0 |
1126 | DllExport int |
1127 | win32_flock(int fd, int oper) |
1128 | { |
7bac28a0 |
1129 | if (!IsWinNT()) { |
1130 | croak("flock() unimplemented on this platform"); |
1131 | return -1; |
1132 | } |
c90c0ff4 |
1133 | return pIOSubSystem->pfnflock(fd, oper); |
7bac28a0 |
1134 | } |
1135 | |