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5ae9d168 | 1 | /* Copyright (C) 1991, 92, 93, 94, 95, 96, 97 Free Software Foundation, Inc. |
28f540f4 | 2 | |
47707456 UD |
3 | This library is free software; you can redistribute it and/or |
4 | modify it under the terms of the GNU Library General Public License as | |
5 | published by the Free Software Foundation; either version 2 of the | |
6 | License, or (at your option) any later version. | |
28f540f4 | 7 | |
47707456 UD |
8 | This library is distributed in the hope that it will be useful, |
9 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
11 | Library General Public License for more details. | |
28f540f4 | 12 | |
47707456 UD |
13 | You should have received a copy of the GNU Library General Public |
14 | License along with this library; see the file COPYING.LIB. If not, | |
15 | write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
16 | Boston, MA 02111-1307, USA. */ | |
28f540f4 RM |
17 | |
18 | /* AIX requires this to be the first thing in the file. */ | |
dd7d45e8 | 19 | #if defined _AIX && !defined __GNUC__ |
28f540f4 RM |
20 | #pragma alloca |
21 | #endif | |
22 | ||
23 | #ifdef HAVE_CONFIG_H | |
61eb22d3 | 24 | # include <config.h> |
28f540f4 RM |
25 | #endif |
26 | ||
97aa195c RM |
27 | /* Enable GNU extensions in glob.h. */ |
28 | #ifndef _GNU_SOURCE | |
61eb22d3 | 29 | # define _GNU_SOURCE 1 |
97aa195c RM |
30 | #endif |
31 | ||
28f540f4 RM |
32 | #include <errno.h> |
33 | #include <sys/types.h> | |
bf3ccd1a | 34 | #include <sys/stat.h> |
28f540f4 | 35 | |
5ae9d168 UD |
36 | /* Outcomment the following line for production quality code. */ |
37 | /* #define NDEBUG 1 */ | |
38 | #include <assert.h> | |
39 | ||
ca34d7a7 UD |
40 | #include <stdio.h> /* Needed on stupid SunOS for assert. */ |
41 | ||
28f540f4 RM |
42 | |
43 | /* Comment out all this code if we are using the GNU C Library, and are not | |
44 | actually compiling the library itself. This code is part of the GNU C | |
45 | Library, but also included in many other GNU distributions. Compiling | |
46 | and linking in this code is a waste when using the GNU C library | |
47 | (especially if it is a shared library). Rather than having every GNU | |
48 | program understand `configure --with-gnu-libc' and omit the object files, | |
49 | it is simpler to just do this in the source for each such file. */ | |
50 | ||
787e4db9 | 51 | #define GLOB_INTERFACE_VERSION 1 |
61eb22d3 UD |
52 | #if !defined _LIBC && defined __GNU_LIBRARY__ && __GNU_LIBRARY__ > 1 |
53 | # include <gnu-versions.h> | |
54 | # if _GNU_GLOB_INTERFACE_VERSION == GLOB_INTERFACE_VERSION | |
55 | # define ELIDE_CODE | |
56 | # endif | |
787e4db9 | 57 | #endif |
28f540f4 | 58 | |
787e4db9 | 59 | #ifndef ELIDE_CODE |
28f540f4 | 60 | |
61eb22d3 UD |
61 | #if defined STDC_HEADERS || defined __GNU_LIBRARY__ |
62 | # include <stddef.h> | |
28f540f4 RM |
63 | #endif |
64 | ||
e4cf5070 | 65 | #if defined HAVE_UNISTD_H || defined _LIBC |
61eb22d3 UD |
66 | # include <unistd.h> |
67 | # ifndef POSIX | |
68 | # ifdef _POSIX_VERSION | |
69 | # define POSIX | |
70 | # endif | |
71 | # endif | |
28f540f4 RM |
72 | #endif |
73 | ||
61eb22d3 UD |
74 | #if !defined _AMIGA && !defined VMS && !defined WINDOWS32 |
75 | # include <pwd.h> | |
9fb16eea | 76 | #endif |
787e4db9 | 77 | |
61eb22d3 | 78 | #if !defined __GNU_LIBRARY__ && !defined STDC_HEADERS |
28f540f4 RM |
79 | extern int errno; |
80 | #endif | |
c4029823 | 81 | #ifndef __set_errno |
61eb22d3 | 82 | # define __set_errno(val) errno = (val) |
c4029823 | 83 | #endif |
28f540f4 RM |
84 | |
85 | #ifndef NULL | |
61eb22d3 | 86 | # define NULL 0 |
28f540f4 RM |
87 | #endif |
88 | ||
89 | ||
61eb22d3 | 90 | #if defined HAVE_DIRENT_H || defined __GNU_LIBRARY__ |
e9607dbe RM |
91 | # include <dirent.h> |
92 | # define NAMLEN(dirent) strlen((dirent)->d_name) | |
93 | #else | |
94 | # define dirent direct | |
95 | # define NAMLEN(dirent) (dirent)->d_namlen | |
96 | # ifdef HAVE_SYS_NDIR_H | |
97 | # include <sys/ndir.h> | |
98 | # endif | |
99 | # ifdef HAVE_SYS_DIR_H | |
100 | # include <sys/dir.h> | |
101 | # endif | |
102 | # ifdef HAVE_NDIR_H | |
103 | # include <ndir.h> | |
104 | # endif | |
0efef8fc RM |
105 | # ifdef HAVE_VMSDIR_H |
106 | # include "vmsdir.h" | |
107 | # endif /* HAVE_VMSDIR_H */ | |
e9607dbe RM |
108 | #endif |
109 | ||
110 | ||
111 | /* In GNU systems, <dirent.h> defines this macro for us. */ | |
112 | #ifdef _D_NAMLEN | |
61eb22d3 UD |
113 | # undef NAMLEN |
114 | # define NAMLEN(d) _D_NAMLEN(d) | |
e9607dbe RM |
115 | #endif |
116 | ||
1cab5444 UD |
117 | /* When used in the GNU libc the symbol _DIRENT_HAVE_D_TYPE is available |
118 | if the `d_type' member for `struct dirent' is available. */ | |
119 | #ifdef _DIRENT_HAVE_D_TYPE | |
120 | # define HAVE_D_TYPE 1 | |
121 | #endif | |
122 | ||
28f540f4 | 123 | |
61eb22d3 | 124 | #if (defined POSIX || defined WINDOWS32) && !defined __GNU_LIBRARY__ |
28f540f4 RM |
125 | /* Posix does not require that the d_ino field be present, and some |
126 | systems do not provide it. */ | |
61eb22d3 | 127 | # define REAL_DIR_ENTRY(dp) 1 |
28f540f4 | 128 | #else |
61eb22d3 | 129 | # define REAL_DIR_ENTRY(dp) (dp->d_ino != 0) |
28f540f4 RM |
130 | #endif /* POSIX */ |
131 | ||
61eb22d3 UD |
132 | #if defined STDC_HEADERS || defined __GNU_LIBRARY__ |
133 | # include <stdlib.h> | |
134 | # include <string.h> | |
135 | # define ANSI_STRING | |
28f540f4 RM |
136 | #else /* No standard headers. */ |
137 | ||
3be01400 RM |
138 | extern char *getenv (); |
139 | ||
61eb22d3 UD |
140 | # ifdef HAVE_STRING_H |
141 | # include <string.h> | |
142 | # define ANSI_STRING | |
143 | # else | |
144 | # include <strings.h> | |
145 | # endif | |
146 | # ifdef HAVE_MEMORY_H | |
147 | # include <memory.h> | |
148 | # endif | |
28f540f4 RM |
149 | |
150 | extern char *malloc (), *realloc (); | |
151 | extern void free (); | |
152 | ||
153 | extern void qsort (); | |
154 | extern void abort (), exit (); | |
155 | ||
156 | #endif /* Standard headers. */ | |
157 | ||
158 | #ifndef ANSI_STRING | |
159 | ||
61eb22d3 | 160 | # ifndef bzero |
28f540f4 | 161 | extern void bzero (); |
61eb22d3 UD |
162 | # endif |
163 | # ifndef bcopy | |
28f540f4 | 164 | extern void bcopy (); |
61eb22d3 | 165 | # endif |
28f540f4 | 166 | |
61eb22d3 UD |
167 | # define memcpy(d, s, n) bcopy ((s), (d), (n)) |
168 | # define strrchr rindex | |
28f540f4 | 169 | /* memset is only used for zero here, but let's be paranoid. */ |
61eb22d3 | 170 | # define memset(s, better_be_zero, n) \ |
28f540f4 RM |
171 | ((void) ((better_be_zero) == 0 ? (bzero((s), (n)), 0) : (abort(), 0))) |
172 | #endif /* Not ANSI_STRING. */ | |
173 | ||
5ae9d168 | 174 | #if !defined HAVE_STRCOLL && !defined _LIBC |
61eb22d3 | 175 | # define strcoll strcmp |
28f540f4 RM |
176 | #endif |
177 | ||
dd7d45e8 UD |
178 | #if !defined HAVE_MEMPCPY && __GLIBC__ - 0 == 2 && __GLIBC_MINOR__ >= 1 |
179 | # define HAVE_MEMPCPY 1 | |
180 | # define mempcpy(Dest, Src, Len) __mempcpy (Dest, Src, Len) | |
181 | #endif | |
182 | ||
28f540f4 RM |
183 | |
184 | #ifndef __GNU_LIBRARY__ | |
61eb22d3 | 185 | # ifdef __GNUC__ |
28f540f4 | 186 | __inline |
61eb22d3 UD |
187 | # endif |
188 | # ifndef __SASC | |
189 | # ifdef WINDOWS32 | |
ed30638a | 190 | static void * |
61eb22d3 | 191 | # else |
28f540f4 | 192 | static char * |
61eb22d3 | 193 | # endif |
28f540f4 RM |
194 | my_realloc (p, n) |
195 | char *p; | |
196 | unsigned int n; | |
197 | { | |
198 | /* These casts are the for sake of the broken Ultrix compiler, | |
199 | which warns of illegal pointer combinations otherwise. */ | |
200 | if (p == NULL) | |
201 | return (char *) malloc (n); | |
202 | return (char *) realloc (p, n); | |
203 | } | |
61eb22d3 UD |
204 | # define realloc my_realloc |
205 | # endif /* __SASC */ | |
9fb16eea | 206 | #endif /* __GNU_LIBRARY__ */ |
28f540f4 RM |
207 | |
208 | ||
61eb22d3 | 209 | #if !defined __alloca && !defined __GNU_LIBRARY__ |
28f540f4 | 210 | |
61eb22d3 UD |
211 | # ifdef __GNUC__ |
212 | # undef alloca | |
213 | # define alloca(n) __builtin_alloca (n) | |
214 | # else /* Not GCC. */ | |
215 | # ifdef HAVE_ALLOCA_H | |
216 | # include <alloca.h> | |
217 | # else /* Not HAVE_ALLOCA_H. */ | |
218 | # ifndef _AIX | |
219 | # ifdef WINDOWS32 | |
220 | # include <malloc.h> | |
221 | # else | |
28f540f4 | 222 | extern char *alloca (); |
61eb22d3 UD |
223 | # endif /* WINDOWS32 */ |
224 | # endif /* Not _AIX. */ | |
225 | # endif /* sparc or HAVE_ALLOCA_H. */ | |
226 | # endif /* GCC. */ | |
28f540f4 | 227 | |
61eb22d3 | 228 | # define __alloca alloca |
28f540f4 RM |
229 | |
230 | #endif | |
231 | ||
bf3ccd1a | 232 | #ifndef __GNU_LIBRARY__ |
61eb22d3 UD |
233 | # define __stat stat |
234 | # ifdef STAT_MACROS_BROKEN | |
235 | # undef S_ISDIR | |
236 | # endif | |
237 | # ifndef S_ISDIR | |
238 | # define S_ISDIR(mode) (((mode) & S_IFMT) == S_IFDIR) | |
239 | # endif | |
bf3ccd1a RM |
240 | #endif |
241 | ||
61eb22d3 UD |
242 | #if !(defined STDC_HEADERS || defined __GNU_LIBRARY__) |
243 | # undef size_t | |
244 | # define size_t unsigned int | |
28f540f4 RM |
245 | #endif |
246 | ||
247 | /* Some system header files erroneously define these. | |
248 | We want our own definitions from <fnmatch.h> to take precedence. */ | |
249 | #undef FNM_PATHNAME | |
250 | #undef FNM_NOESCAPE | |
251 | #undef FNM_PERIOD | |
252 | #include <fnmatch.h> | |
253 | ||
254 | /* Some system header files erroneously define these. | |
255 | We want our own definitions from <glob.h> to take precedence. */ | |
256 | #undef GLOB_ERR | |
257 | #undef GLOB_MARK | |
258 | #undef GLOB_NOSORT | |
259 | #undef GLOB_DOOFFS | |
260 | #undef GLOB_NOCHECK | |
261 | #undef GLOB_APPEND | |
262 | #undef GLOB_NOESCAPE | |
263 | #undef GLOB_PERIOD | |
264 | #include <glob.h> | |
265 | \f | |
f41c8091 UD |
266 | static |
267 | #if __GNUC__ - 0 >= 2 | |
268 | inline | |
269 | #endif | |
270 | const char *next_brace_sub __P ((const char *begin)); | |
28f540f4 RM |
271 | static int glob_in_dir __P ((const char *pattern, const char *directory, |
272 | int flags, | |
273 | int (*errfunc) __P ((const char *, int)), | |
274 | glob_t *pglob)); | |
275 | static int prefix_array __P ((const char *prefix, char **array, size_t n)); | |
276 | static int collated_compare __P ((const __ptr_t, const __ptr_t)); | |
277 | ||
5ae9d168 UD |
278 | |
279 | /* Find the end of the sub-pattern in a brace expression. We define | |
280 | this as an inline function if the compiler permits. */ | |
281 | static | |
282 | #if __GNUC__ - 0 >= 2 | |
283 | inline | |
284 | #endif | |
285 | const char * | |
ca34d7a7 UD |
286 | next_brace_sub (begin) |
287 | const char *begin; | |
5ae9d168 UD |
288 | { |
289 | unsigned int depth = 0; | |
290 | const char *cp = begin; | |
291 | ||
292 | while (1) | |
293 | { | |
294 | if (depth == 0) | |
295 | { | |
296 | if (*cp != ',' && *cp != '}' && *cp != '\0') | |
297 | { | |
298 | if (*cp == '{') | |
299 | ++depth; | |
300 | ++cp; | |
301 | continue; | |
302 | } | |
303 | } | |
304 | else | |
305 | { | |
306 | while (*cp != '\0' && (*cp != '}' || depth > 0)) | |
307 | { | |
308 | if (*cp == '}') | |
e7fd8a39 | 309 | --depth; |
5ae9d168 UD |
310 | ++cp; |
311 | } | |
312 | if (*cp == '\0') | |
313 | /* An incorrectly terminated brace expression. */ | |
314 | return NULL; | |
315 | ||
316 | continue; | |
317 | } | |
318 | break; | |
319 | } | |
320 | ||
321 | return cp; | |
322 | } | |
323 | ||
28f540f4 RM |
324 | /* Do glob searching for PATTERN, placing results in PGLOB. |
325 | The bits defined above may be set in FLAGS. | |
326 | If a directory cannot be opened or read and ERRFUNC is not nil, | |
327 | it is called with the pathname that caused the error, and the | |
328 | `errno' value from the failing call; if it returns non-zero | |
714a562f | 329 | `glob' returns GLOB_ABORTED; if it returns zero, the error is ignored. |
28f540f4 RM |
330 | If memory cannot be allocated for PGLOB, GLOB_NOSPACE is returned. |
331 | Otherwise, `glob' returns zero. */ | |
332 | int | |
333 | glob (pattern, flags, errfunc, pglob) | |
334 | const char *pattern; | |
335 | int flags; | |
336 | int (*errfunc) __P ((const char *, int)); | |
337 | glob_t *pglob; | |
338 | { | |
339 | const char *filename; | |
340 | char *dirname; | |
341 | size_t dirlen; | |
342 | int status; | |
343 | int oldcount; | |
344 | ||
345 | if (pattern == NULL || pglob == NULL || (flags & ~__GLOB_FLAGS) != 0) | |
346 | { | |
c4029823 | 347 | __set_errno (EINVAL); |
28f540f4 RM |
348 | return -1; |
349 | } | |
350 | ||
787e4db9 RM |
351 | if (flags & GLOB_BRACE) |
352 | { | |
353 | const char *begin = strchr (pattern, '{'); | |
354 | if (begin != NULL) | |
355 | { | |
5ae9d168 UD |
356 | /* Allocate working buffer large enough for our work. Note that |
357 | we have at least an opening and closing brace. */ | |
6025c399 | 358 | int firstc; |
5ae9d168 UD |
359 | char *alt_start; |
360 | const char *p; | |
361 | const char *next; | |
362 | const char *rest; | |
363 | size_t rest_len; | |
364 | #ifdef __GNUC__ | |
365 | char onealt[strlen (pattern) - 1]; | |
366 | #else | |
367 | char *onealt = (char *) malloc (strlen (pattern) - 1); | |
368 | if (onealt == NULL) | |
369 | { | |
370 | if (!(flags & GLOB_APPEND)) | |
371 | globfree (pglob); | |
372 | return GLOB_NOSPACE; | |
373 | } | |
374 | #endif | |
375 | ||
376 | /* We know the prefix for all sub-patterns. */ | |
377 | memcpy (onealt, pattern, begin - pattern); | |
378 | alt_start = &onealt[begin - pattern]; | |
379 | ||
380 | /* Find the first sub-pattern and at the same time find the | |
381 | rest after the closing brace. */ | |
382 | next = next_brace_sub (begin + 1); | |
383 | if (next == NULL) | |
787e4db9 | 384 | { |
5ae9d168 UD |
385 | /* It is an illegal expression. */ |
386 | #ifndef __GNUC__ | |
387 | free (onealt); | |
388 | #endif | |
389 | return glob (pattern, flags & ~GLOB_BRACE, errfunc, pglob); | |
390 | } | |
391 | ||
392 | /* Now find the end of the whole brace expression. */ | |
393 | rest = next; | |
394 | while (*rest != '}') | |
395 | { | |
396 | rest = next_brace_sub (rest + 1); | |
397 | if (rest == NULL) | |
787e4db9 | 398 | { |
5ae9d168 UD |
399 | /* It is an illegal expression. */ |
400 | #ifndef __GNUC__ | |
401 | free (onealt); | |
402 | #endif | |
403 | return glob (pattern, flags & ~GLOB_BRACE, errfunc, pglob); | |
6025c399 | 404 | } |
6025c399 | 405 | } |
5ae9d168 UD |
406 | /* Please note that we now can be sure the brace expression |
407 | is well-formed. */ | |
408 | rest_len = strlen (++rest) + 1; | |
6025c399 RM |
409 | |
410 | /* We have a brace expression. BEGIN points to the opening {, | |
411 | NEXT points past the terminator of the first element, and END | |
412 | points past the final }. We will accumulate result names from | |
413 | recursive runs for each brace alternative in the buffer using | |
414 | GLOB_APPEND. */ | |
415 | ||
416 | if (!(flags & GLOB_APPEND)) | |
417 | { | |
418 | /* This call is to set a new vector, so clear out the | |
419 | vector so we can append to it. */ | |
420 | pglob->gl_pathc = 0; | |
421 | pglob->gl_pathv = NULL; | |
422 | } | |
423 | firstc = pglob->gl_pathc; | |
424 | ||
6025c399 RM |
425 | p = begin + 1; |
426 | while (1) | |
427 | { | |
6025c399 | 428 | int result; |
5ae9d168 UD |
429 | |
430 | /* Construct the new glob expression. */ | |
dd7d45e8 UD |
431 | #ifdef HAVE_MEMPCPY |
432 | mempcpy (mempcpy (alt_start, p, next - p), rest, rest_len); | |
433 | #else | |
5ae9d168 UD |
434 | memcpy (alt_start, p, next - p); |
435 | memcpy (&alt_start[next - p], rest, rest_len); | |
dd7d45e8 | 436 | #endif |
5ae9d168 | 437 | |
6025c399 | 438 | result = glob (onealt, |
5ae9d168 UD |
439 | ((flags & ~(GLOB_NOCHECK|GLOB_NOMAGIC)) |
440 | | GLOB_APPEND), errfunc, pglob); | |
6025c399 RM |
441 | |
442 | /* If we got an error, return it. */ | |
443 | if (result && result != GLOB_NOMATCH) | |
787e4db9 | 444 | { |
5ae9d168 UD |
445 | #ifndef __GNUC__ |
446 | free (onealt); | |
447 | #endif | |
6025c399 RM |
448 | if (!(flags & GLOB_APPEND)) |
449 | globfree (pglob); | |
450 | return result; | |
451 | } | |
452 | ||
5ae9d168 UD |
453 | if (*next == '}') |
454 | /* We saw the last entry. */ | |
455 | break; | |
456 | ||
457 | p = next + 1; | |
458 | next = next_brace_sub (p); | |
459 | assert (next != NULL); | |
787e4db9 | 460 | } |
6025c399 | 461 | |
5ae9d168 UD |
462 | #ifndef __GNUC__ |
463 | free (onealt); | |
464 | #endif | |
465 | ||
466 | if (pglob->gl_pathc != firstc) | |
467 | /* We found some entries. */ | |
468 | return 0; | |
469 | else if (!(flags & (GLOB_NOCHECK|GLOB_NOMAGIC))) | |
6025c399 | 470 | return GLOB_NOMATCH; |
787e4db9 RM |
471 | } |
472 | } | |
473 | ||
28f540f4 RM |
474 | /* Find the filename. */ |
475 | filename = strrchr (pattern, '/'); | |
476 | if (filename == NULL) | |
477 | { | |
478 | filename = pattern; | |
9fb16eea RM |
479 | #ifdef _AMIGA |
480 | dirname = (char *) ""; | |
481 | #else | |
28f540f4 | 482 | dirname = (char *) "."; |
9fb16eea | 483 | #endif |
28f540f4 RM |
484 | dirlen = 0; |
485 | } | |
486 | else if (filename == pattern) | |
487 | { | |
488 | /* "/pattern". */ | |
489 | dirname = (char *) "/"; | |
490 | dirlen = 1; | |
491 | ++filename; | |
492 | } | |
493 | else | |
494 | { | |
495 | dirlen = filename - pattern; | |
496 | dirname = (char *) __alloca (dirlen + 1); | |
dd7d45e8 UD |
497 | #ifdef HAVE_MEMPCPY |
498 | *((char *) mempcpy (dirname, pattern, dirlen)) = '\0'; | |
499 | #else | |
28f540f4 RM |
500 | memcpy (dirname, pattern, dirlen); |
501 | dirname[dirlen] = '\0'; | |
dd7d45e8 | 502 | #endif |
28f540f4 RM |
503 | ++filename; |
504 | } | |
505 | ||
506 | if (filename[0] == '\0' && dirlen > 1) | |
507 | /* "pattern/". Expand "pattern", appending slashes. */ | |
508 | { | |
509 | int val = glob (dirname, flags | GLOB_MARK, errfunc, pglob); | |
510 | if (val == 0) | |
511 | pglob->gl_flags = (pglob->gl_flags & ~GLOB_MARK) | (flags & GLOB_MARK); | |
512 | return val; | |
513 | } | |
514 | ||
515 | if (!(flags & GLOB_APPEND)) | |
516 | { | |
517 | pglob->gl_pathc = 0; | |
518 | pglob->gl_pathv = NULL; | |
519 | } | |
520 | ||
521 | oldcount = pglob->gl_pathc; | |
522 | ||
0efef8fc | 523 | #ifndef VMS |
787e4db9 RM |
524 | if ((flags & GLOB_TILDE) && dirname[0] == '~') |
525 | { | |
5ae9d168 | 526 | if (dirname[1] == '\0' || dirname[1] == '/') |
787e4db9 RM |
527 | { |
528 | /* Look up home directory. */ | |
5ae9d168 | 529 | char *home_dir = getenv ("HOME"); |
61eb22d3 | 530 | # ifdef _AMIGA |
5ae9d168 UD |
531 | if (home_dir == NULL || home_dir[0] == '\0') |
532 | home_dir = "SYS:"; | |
61eb22d3 UD |
533 | # else |
534 | # ifdef WINDOWS32 | |
5ae9d168 UD |
535 | if (home_dir == NULL || home_dir[0] == '\0') |
536 | home_dir = "c:/users/default"; /* poor default */ | |
61eb22d3 | 537 | # else |
5ae9d168 | 538 | if (home_dir == NULL || home_dir[0] == '\0') |
787e4db9 | 539 | { |
e4cf5070 | 540 | int success; |
61eb22d3 | 541 | # if defined HAVE_GETLOGIN_R || defined _LIBC |
ca34d7a7 | 542 | extern int getlogin_r __P ((char *, size_t)); |
e4cf5070 UD |
543 | size_t buflen = sysconf (_SC_LOGIN_NAME_MAX) + 1; |
544 | char *name; | |
545 | ||
546 | if (buflen == 0) | |
547 | /* `sysconf' does not support _SC_LOGIN_NAME_MAX. Try | |
548 | a moderate value. */ | |
549 | buflen = 16; | |
ca34d7a7 | 550 | name = (char *) __alloca (buflen); |
e4cf5070 UD |
551 | |
552 | success = getlogin_r (name, buflen) >= 0; | |
61eb22d3 | 553 | # else |
ca34d7a7 | 554 | extern char *getlogin __P ((void)); |
e4cf5070 | 555 | char *name; |
ca34d7a7 | 556 | |
e4cf5070 | 557 | success = (name = getlogin ()) != NULL; |
61eb22d3 | 558 | # endif |
e4cf5070 | 559 | if (success) |
787e4db9 | 560 | { |
61eb22d3 | 561 | # if defined HAVE_GETPWNAM_R || defined _LIBC |
e4cf5070 UD |
562 | size_t pwbuflen = sysconf (_SC_GETPW_R_SIZE_MAX); |
563 | char *pwtmpbuf; | |
564 | struct passwd pwbuf, *p; | |
565 | ||
ca34d7a7 | 566 | pwtmpbuf = (char *) __alloca (pwbuflen); |
e4cf5070 UD |
567 | |
568 | success = (__getpwnam_r (name, &pwbuf, pwtmpbuf, | |
569 | pwbuflen, &p) >= 0); | |
61eb22d3 | 570 | # else |
787e4db9 | 571 | struct passwd *p = getpwnam (name); |
e4cf5070 | 572 | success = p != NULL; |
61eb22d3 | 573 | # endif |
e4cf5070 | 574 | if (success) |
5ae9d168 | 575 | home_dir = p->pw_dir; |
787e4db9 RM |
576 | } |
577 | } | |
5ae9d168 UD |
578 | if (home_dir == NULL || home_dir[0] == '\0') |
579 | home_dir = (char *) "~"; /* No luck. */ | |
61eb22d3 UD |
580 | # endif /* WINDOWS32 */ |
581 | # endif | |
5ae9d168 UD |
582 | /* Now construct the full directory. */ |
583 | if (dirname[1] == '\0') | |
584 | dirname = home_dir; | |
585 | else | |
586 | { | |
587 | char *newp; | |
588 | size_t home_len = strlen (home_dir); | |
ca34d7a7 | 589 | newp = (char *) __alloca (home_len + dirlen); |
dd7d45e8 UD |
590 | # ifdef HAVE_MEMPCPY |
591 | mempcpy (mempcpy (newp, home_dir, home_len), | |
592 | &dirname[1], dirlen); | |
593 | # else | |
5ae9d168 UD |
594 | memcpy (newp, home_dir, home_len); |
595 | memcpy (&newp[home_len], &dirname[1], dirlen); | |
dd7d45e8 | 596 | # endif |
5ae9d168 UD |
597 | dirname = newp; |
598 | } | |
787e4db9 | 599 | } |
61eb22d3 | 600 | # if !defined _AMIGA && !defined WINDOWS32 |
787e4db9 RM |
601 | else |
602 | { | |
5ae9d168 UD |
603 | char *end_name = strchr (dirname, '/'); |
604 | char *user_name; | |
605 | char *home_dir; | |
606 | ||
607 | if (end_name == NULL) | |
608 | user_name = dirname + 1; | |
609 | else | |
610 | { | |
ca34d7a7 | 611 | user_name = (char *) __alloca (end_name - dirname); |
dd7d45e8 UD |
612 | # ifdef HAVE_MEMPCPY |
613 | *((char *) mempcpy (user_name, dirname + 1, end_name - dirname)) | |
614 | = '\0'; | |
615 | # else | |
5ae9d168 UD |
616 | memcpy (user_name, dirname + 1, end_name - dirname); |
617 | user_name[end_name - dirname - 1] = '\0'; | |
dd7d45e8 | 618 | # endif |
5ae9d168 UD |
619 | } |
620 | ||
787e4db9 | 621 | /* Look up specific user's home directory. */ |
5ae9d168 | 622 | { |
61eb22d3 | 623 | # if defined HAVE_GETPWNAM_R || defined _LIBC |
5ae9d168 | 624 | size_t buflen = sysconf (_SC_GETPW_R_SIZE_MAX); |
ca34d7a7 | 625 | char *pwtmpbuf = (char *) __alloca (buflen); |
5ae9d168 UD |
626 | struct passwd pwbuf, *p; |
627 | if (__getpwnam_r (user_name, &pwbuf, pwtmpbuf, buflen, &p) >= 0) | |
628 | home_dir = p->pw_dir; | |
629 | else | |
630 | home_dir = NULL; | |
61eb22d3 | 631 | # else |
5ae9d168 UD |
632 | struct passwd *p = getpwnam (user_name); |
633 | if (p != NULL) | |
634 | home_dir = p->pw_dir; | |
635 | else | |
636 | home_dir = NULL; | |
61eb22d3 | 637 | # endif |
5ae9d168 UD |
638 | } |
639 | /* If we found a home directory use this. */ | |
640 | if (home_dir != NULL) | |
641 | { | |
642 | char *newp; | |
643 | size_t home_len = strlen (home_dir); | |
644 | size_t rest_len = end_name == NULL ? 0 : strlen (end_name); | |
ca34d7a7 | 645 | newp = (char *) __alloca (home_len + rest_len + 1); |
dd7d45e8 UD |
646 | # ifdef HAVE_MEMPCPY |
647 | *((char *) mempcpy (mempcpy (newp, home_dir, home_len), | |
648 | end_name, rest_len)) = '\0'; | |
649 | # else | |
5ae9d168 UD |
650 | memcpy (newp, home_dir, home_len); |
651 | memcpy (&newp[home_len], end_name, rest_len); | |
652 | newp[home_len + rest_len] = '\0'; | |
dd7d45e8 | 653 | # endif |
5ae9d168 UD |
654 | dirname = newp; |
655 | } | |
787e4db9 | 656 | } |
61eb22d3 | 657 | # endif /* Not Amiga && not WINDOWS32. */ |
787e4db9 | 658 | } |
0efef8fc | 659 | #endif /* Not VMS. */ |
787e4db9 | 660 | |
e7fd8a39 | 661 | if (__glob_pattern_p (dirname, !(flags & GLOB_NOESCAPE))) |
28f540f4 RM |
662 | { |
663 | /* The directory name contains metacharacters, so we | |
664 | have to glob for the directory, and then glob for | |
665 | the pattern in each directory found. */ | |
666 | glob_t dirs; | |
667 | register int i; | |
668 | ||
669 | status = glob (dirname, | |
1cab5444 UD |
670 | ((flags & (GLOB_ERR | GLOB_NOCHECK | GLOB_NOESCAPE)) |
671 | | GLOB_NOSORT | GLOB_ONLYDIR), | |
28f540f4 RM |
672 | errfunc, &dirs); |
673 | if (status != 0) | |
674 | return status; | |
675 | ||
676 | /* We have successfully globbed the preceding directory name. | |
677 | For each name we found, call glob_in_dir on it and FILENAME, | |
678 | appending the results to PGLOB. */ | |
679 | for (i = 0; i < dirs.gl_pathc; ++i) | |
680 | { | |
681 | int oldcount; | |
682 | ||
683 | #ifdef SHELL | |
684 | { | |
685 | /* Make globbing interruptible in the bash shell. */ | |
686 | extern int interrupt_state; | |
687 | ||
688 | if (interrupt_state) | |
689 | { | |
690 | globfree (&dirs); | |
691 | globfree (&files); | |
714a562f | 692 | return GLOB_ABORTED; |
28f540f4 RM |
693 | } |
694 | } | |
695 | #endif /* SHELL. */ | |
696 | ||
697 | oldcount = pglob->gl_pathc; | |
698 | status = glob_in_dir (filename, dirs.gl_pathv[i], | |
1cab5444 UD |
699 | ((flags | GLOB_APPEND) |
700 | & ~(GLOB_NOCHECK | GLOB_ERR)), | |
28f540f4 RM |
701 | errfunc, pglob); |
702 | if (status == GLOB_NOMATCH) | |
703 | /* No matches in this directory. Try the next. */ | |
704 | continue; | |
705 | ||
706 | if (status != 0) | |
707 | { | |
708 | globfree (&dirs); | |
709 | globfree (pglob); | |
710 | return status; | |
711 | } | |
712 | ||
713 | /* Stick the directory on the front of each name. */ | |
714 | if (prefix_array (dirs.gl_pathv[i], | |
715 | &pglob->gl_pathv[oldcount], | |
716 | pglob->gl_pathc - oldcount)) | |
717 | { | |
718 | globfree (&dirs); | |
719 | globfree (pglob); | |
720 | return GLOB_NOSPACE; | |
721 | } | |
722 | } | |
723 | ||
724 | flags |= GLOB_MAGCHAR; | |
725 | ||
726 | if (pglob->gl_pathc == oldcount) | |
727 | /* No matches. */ | |
728 | if (flags & GLOB_NOCHECK) | |
729 | { | |
730 | size_t len = strlen (pattern) + 1; | |
731 | char *patcopy = (char *) malloc (len); | |
732 | if (patcopy == NULL) | |
733 | return GLOB_NOSPACE; | |
734 | memcpy (patcopy, pattern, len); | |
735 | ||
736 | pglob->gl_pathv | |
737 | = (char **) realloc (pglob->gl_pathv, | |
738 | (pglob->gl_pathc + | |
739 | ((flags & GLOB_DOOFFS) ? | |
740 | pglob->gl_offs : 0) + | |
741 | 1 + 1) * | |
742 | sizeof (char *)); | |
743 | if (pglob->gl_pathv == NULL) | |
744 | { | |
745 | free (patcopy); | |
746 | return GLOB_NOSPACE; | |
747 | } | |
748 | ||
749 | if (flags & GLOB_DOOFFS) | |
750 | while (pglob->gl_pathc < pglob->gl_offs) | |
751 | pglob->gl_pathv[pglob->gl_pathc++] = NULL; | |
752 | ||
753 | pglob->gl_pathv[pglob->gl_pathc++] = patcopy; | |
754 | pglob->gl_pathv[pglob->gl_pathc] = NULL; | |
755 | pglob->gl_flags = flags; | |
756 | } | |
757 | else | |
758 | return GLOB_NOMATCH; | |
759 | } | |
760 | else | |
761 | { | |
762 | status = glob_in_dir (filename, dirname, flags, errfunc, pglob); | |
763 | if (status != 0) | |
764 | return status; | |
765 | ||
766 | if (dirlen > 0) | |
767 | { | |
768 | /* Stick the directory on the front of each name. */ | |
769 | if (prefix_array (dirname, | |
770 | &pglob->gl_pathv[oldcount], | |
771 | pglob->gl_pathc - oldcount)) | |
772 | { | |
773 | globfree (pglob); | |
774 | return GLOB_NOSPACE; | |
775 | } | |
776 | } | |
777 | } | |
778 | ||
bf3ccd1a RM |
779 | if (flags & GLOB_MARK) |
780 | { | |
c043db7a | 781 | /* Append slashes to directory names. */ |
bf3ccd1a RM |
782 | int i; |
783 | struct stat st; | |
784 | for (i = oldcount; i < pglob->gl_pathc; ++i) | |
787e4db9 | 785 | if (((flags & GLOB_ALTDIRFUNC) ? |
3be01400 RM |
786 | (*pglob->gl_stat) (pglob->gl_pathv[i], &st) : |
787 | __stat (pglob->gl_pathv[i], &st)) == 0 && | |
bf3ccd1a | 788 | S_ISDIR (st.st_mode)) |
a993273c RM |
789 | { |
790 | size_t len = strlen (pglob->gl_pathv[i]) + 2; | |
791 | char *new = realloc (pglob->gl_pathv[i], len); | |
792 | if (new == NULL) | |
793 | { | |
794 | globfree (pglob); | |
795 | return GLOB_NOSPACE; | |
796 | } | |
797 | strcpy (&new[len - 2], "/"); | |
798 | pglob->gl_pathv[i] = new; | |
799 | } | |
bf3ccd1a RM |
800 | } |
801 | ||
28f540f4 RM |
802 | if (!(flags & GLOB_NOSORT)) |
803 | /* Sort the vector. */ | |
bf3ccd1a | 804 | qsort ((__ptr_t) &pglob->gl_pathv[oldcount], |
28f540f4 RM |
805 | pglob->gl_pathc - oldcount, |
806 | sizeof (char *), collated_compare); | |
807 | ||
808 | return 0; | |
809 | } | |
810 | ||
811 | ||
812 | /* Free storage allocated in PGLOB by a previous `glob' call. */ | |
813 | void | |
814 | globfree (pglob) | |
815 | register glob_t *pglob; | |
816 | { | |
817 | if (pglob->gl_pathv != NULL) | |
818 | { | |
819 | register int i; | |
820 | for (i = 0; i < pglob->gl_pathc; ++i) | |
821 | if (pglob->gl_pathv[i] != NULL) | |
822 | free ((__ptr_t) pglob->gl_pathv[i]); | |
823 | free ((__ptr_t) pglob->gl_pathv); | |
824 | } | |
825 | } | |
826 | ||
827 | ||
828 | /* Do a collated comparison of A and B. */ | |
829 | static int | |
830 | collated_compare (a, b) | |
831 | const __ptr_t a; | |
832 | const __ptr_t b; | |
833 | { | |
834 | const char *const s1 = *(const char *const * const) a; | |
835 | const char *const s2 = *(const char *const * const) b; | |
836 | ||
837 | if (s1 == s2) | |
838 | return 0; | |
839 | if (s1 == NULL) | |
840 | return 1; | |
841 | if (s2 == NULL) | |
842 | return -1; | |
843 | return strcoll (s1, s2); | |
844 | } | |
845 | ||
846 | ||
847 | /* Prepend DIRNAME to each of N members of ARRAY, replacing ARRAY's | |
848 | elements in place. Return nonzero if out of memory, zero if successful. | |
849 | A slash is inserted between DIRNAME and each elt of ARRAY, | |
850 | unless DIRNAME is just "/". Each old element of ARRAY is freed. */ | |
851 | static int | |
852 | prefix_array (dirname, array, n) | |
853 | const char *dirname; | |
854 | char **array; | |
855 | size_t n; | |
856 | { | |
857 | register size_t i; | |
858 | size_t dirlen = strlen (dirname); | |
859 | ||
860 | if (dirlen == 1 && dirname[0] == '/') | |
861 | /* DIRNAME is just "/", so normal prepending would get us "//foo". | |
862 | We want "/foo" instead, so don't prepend any chars from DIRNAME. */ | |
863 | dirlen = 0; | |
864 | ||
865 | for (i = 0; i < n; ++i) | |
866 | { | |
867 | size_t eltlen = strlen (array[i]) + 1; | |
868 | char *new = (char *) malloc (dirlen + 1 + eltlen); | |
869 | if (new == NULL) | |
870 | { | |
871 | while (i > 0) | |
872 | free ((__ptr_t) array[--i]); | |
873 | return 1; | |
874 | } | |
875 | ||
dd7d45e8 UD |
876 | #ifdef HAVE_MEMPCPY |
877 | { | |
878 | char *endp = (char *) mempcpy (new, dirname, dirlen); | |
879 | *endp++ = '/'; | |
880 | mempcpy (endp, array[i], eltlen); | |
881 | } | |
882 | #else | |
28f540f4 RM |
883 | memcpy (new, dirname, dirlen); |
884 | new[dirlen] = '/'; | |
885 | memcpy (&new[dirlen + 1], array[i], eltlen); | |
dd7d45e8 | 886 | #endif |
28f540f4 RM |
887 | free ((__ptr_t) array[i]); |
888 | array[i] = new; | |
889 | } | |
890 | ||
891 | return 0; | |
892 | } | |
893 | ||
894 | ||
895 | /* Return nonzero if PATTERN contains any metacharacters. | |
896 | Metacharacters can be quoted with backslashes if QUOTE is nonzero. */ | |
e7fd8a39 UD |
897 | int |
898 | __glob_pattern_p (pattern, quote) | |
28f540f4 RM |
899 | const char *pattern; |
900 | int quote; | |
901 | { | |
902 | register const char *p; | |
903 | int open = 0; | |
904 | ||
905 | for (p = pattern; *p != '\0'; ++p) | |
906 | switch (*p) | |
907 | { | |
908 | case '?': | |
909 | case '*': | |
910 | return 1; | |
911 | ||
912 | case '\\': | |
299a95b9 | 913 | if (quote && p[1] != '\0') |
28f540f4 RM |
914 | ++p; |
915 | break; | |
916 | ||
917 | case '[': | |
918 | open = 1; | |
919 | break; | |
920 | ||
921 | case ']': | |
922 | if (open) | |
923 | return 1; | |
924 | break; | |
925 | } | |
926 | ||
927 | return 0; | |
928 | } | |
e7fd8a39 UD |
929 | #ifdef _LIBC |
930 | weak_alias (__glob_pattern_p, glob_pattern_p) | |
931 | #endif | |
28f540f4 RM |
932 | |
933 | ||
934 | /* Like `glob', but PATTERN is a final pathname component, | |
935 | and matches are searched for in DIRECTORY. | |
936 | The GLOB_NOSORT bit in FLAGS is ignored. No sorting is ever done. | |
937 | The GLOB_APPEND flag is assumed to be set (always appends). */ | |
938 | static int | |
939 | glob_in_dir (pattern, directory, flags, errfunc, pglob) | |
940 | const char *pattern; | |
941 | const char *directory; | |
942 | int flags; | |
943 | int (*errfunc) __P ((const char *, int)); | |
944 | glob_t *pglob; | |
945 | { | |
946 | __ptr_t stream; | |
947 | ||
948 | struct globlink | |
949 | { | |
950 | struct globlink *next; | |
951 | char *name; | |
952 | }; | |
953 | struct globlink *names = NULL; | |
954 | size_t nfound = 0; | |
955 | ||
e7fd8a39 | 956 | if (!__glob_pattern_p (pattern, !(flags & GLOB_NOESCAPE))) |
28f540f4 | 957 | { |
61eb22d3 UD |
958 | /* We must check whether the file in this directory exists. */ |
959 | stream = ((flags & GLOB_ALTDIRFUNC) ? | |
960 | (*pglob->gl_opendir) (directory) : | |
961 | (__ptr_t) opendir (directory)); | |
962 | if (stream == NULL) | |
963 | { | |
964 | if ((errfunc != NULL && (*errfunc) (directory, errno)) || | |
965 | (flags & GLOB_ERR)) | |
966 | return GLOB_ABORTED; | |
967 | } | |
dd7d45e8 UD |
968 | else if (pattern[0] == '\0') |
969 | { | |
970 | /* This is a special case for matching directories like in | |
971 | "*a/". */ | |
972 | names = (struct globlink *) __alloca (sizeof (struct globlink)); | |
973 | names->name = (char *) malloc (1); | |
974 | if (names->name == NULL) | |
975 | goto memory_error; | |
976 | names->name[0] = '\0'; | |
977 | names->next = NULL; | |
978 | nfound = 1; | |
979 | } | |
61eb22d3 UD |
980 | else |
981 | while (1) | |
982 | { | |
983 | struct dirent *d = ((flags & GLOB_ALTDIRFUNC) ? | |
984 | (*pglob->gl_readdir) (stream) : | |
985 | readdir ((DIR *) stream)); | |
986 | if (d == NULL) | |
987 | break; | |
988 | if (! REAL_DIR_ENTRY (d)) | |
989 | continue; | |
990 | ||
1cab5444 UD |
991 | #ifdef HAVE_D_TYPE |
992 | /* If we shall match only directories use the information | |
993 | provided by the dirent if possible. */ | |
994 | if ((flags & GLOB_ONLYDIR) | |
995 | && d->d_type != DT_UNKNOWN && d->d_type != DT_DIR) | |
996 | continue; | |
997 | #endif | |
998 | ||
61eb22d3 UD |
999 | if (strcmp (pattern, d->d_name) == 0) |
1000 | { | |
1001 | size_t len = NAMLEN (d); | |
1002 | names = | |
1003 | (struct globlink *) __alloca (sizeof (struct globlink)); | |
1004 | names->name = (char *) malloc (len + 1); | |
1005 | if (names->name == NULL) | |
1006 | goto memory_error; | |
dd7d45e8 UD |
1007 | #ifdef HAVE_MEMPCPY |
1008 | *((char *) mempcpy ((__ptr_t) names->name, pattern, len)) | |
1009 | = '\0'; | |
1010 | #else | |
61eb22d3 UD |
1011 | memcpy ((__ptr_t) names->name, pattern, len); |
1012 | names->name[len] = '\0'; | |
dd7d45e8 | 1013 | #endif |
61eb22d3 UD |
1014 | names->next = NULL; |
1015 | nfound = 1; | |
1016 | break; | |
1017 | } | |
1018 | } | |
28f540f4 RM |
1019 | } |
1020 | else | |
1021 | { | |
1022 | flags |= GLOB_MAGCHAR; | |
1023 | ||
787e4db9 RM |
1024 | stream = ((flags & GLOB_ALTDIRFUNC) ? |
1025 | (*pglob->gl_opendir) (directory) : | |
faf92f2a | 1026 | (__ptr_t) opendir (directory)); |
28f540f4 RM |
1027 | if (stream == NULL) |
1028 | { | |
1029 | if ((errfunc != NULL && (*errfunc) (directory, errno)) || | |
1030 | (flags & GLOB_ERR)) | |
714a562f | 1031 | return GLOB_ABORTED; |
28f540f4 RM |
1032 | } |
1033 | else | |
1034 | while (1) | |
1035 | { | |
1036 | const char *name; | |
1037 | size_t len; | |
10dc2a90 UD |
1038 | struct dirent *d = ((flags & GLOB_ALTDIRFUNC) ? |
1039 | (*pglob->gl_readdir) (stream) : | |
1040 | readdir ((DIR *) stream)); | |
1041 | if (d == NULL) | |
787e4db9 RM |
1042 | break; |
1043 | if (! REAL_DIR_ENTRY (d)) | |
1044 | continue; | |
e9607dbe | 1045 | |
787e4db9 | 1046 | name = d->d_name; |
787e4db9 | 1047 | |
1cab5444 UD |
1048 | #ifdef HAVE_D_TYPE |
1049 | /* If we shall match only directories use the information | |
1050 | provided by the dirent if possible. */ | |
1051 | if ((flags & GLOB_ONLYDIR) | |
1052 | && d->d_type != DT_UNKNOWN && d->d_type != DT_DIR) | |
1053 | continue; | |
1054 | #endif | |
1055 | ||
28f540f4 RM |
1056 | if (fnmatch (pattern, name, |
1057 | (!(flags & GLOB_PERIOD) ? FNM_PERIOD : 0) | | |
9fb16eea RM |
1058 | ((flags & GLOB_NOESCAPE) ? FNM_NOESCAPE : 0) |
1059 | #ifdef _AMIGA | |
1060 | | FNM_CASEFOLD | |
1061 | #endif | |
1062 | ) == 0) | |
28f540f4 RM |
1063 | { |
1064 | struct globlink *new | |
1065 | = (struct globlink *) __alloca (sizeof (struct globlink)); | |
e9607dbe | 1066 | len = NAMLEN (d); |
28f540f4 | 1067 | new->name |
a993273c | 1068 | = (char *) malloc (len + 1); |
28f540f4 RM |
1069 | if (new->name == NULL) |
1070 | goto memory_error; | |
dd7d45e8 UD |
1071 | #ifdef HAVE_MEMPCPY |
1072 | *((char *) mempcpy ((__ptr_t) new->name, name, len)) = '\0'; | |
1073 | #else | |
28f540f4 | 1074 | memcpy ((__ptr_t) new->name, name, len); |
28f540f4 | 1075 | new->name[len] = '\0'; |
dd7d45e8 | 1076 | #endif |
28f540f4 RM |
1077 | new->next = names; |
1078 | names = new; | |
1079 | ++nfound; | |
1080 | } | |
1081 | } | |
1082 | } | |
1083 | ||
787e4db9 | 1084 | if (nfound == 0 && (flags & GLOB_NOMAGIC) && |
e7fd8a39 | 1085 | ! __glob_pattern_p (pattern, !(flags & GLOB_NOESCAPE))) |
787e4db9 RM |
1086 | flags |= GLOB_NOCHECK; |
1087 | ||
28f540f4 RM |
1088 | if (nfound == 0 && (flags & GLOB_NOCHECK)) |
1089 | { | |
1090 | size_t len = strlen (pattern); | |
1091 | nfound = 1; | |
1092 | names = (struct globlink *) __alloca (sizeof (struct globlink)); | |
1093 | names->next = NULL; | |
a993273c | 1094 | names->name = (char *) malloc (len + 1); |
28f540f4 RM |
1095 | if (names->name == NULL) |
1096 | goto memory_error; | |
dd7d45e8 UD |
1097 | #ifdef HAVE_MEMPCPY |
1098 | *((char *) mempcpy (names->name, pattern, len)) = '\0'; | |
1099 | #else | |
28f540f4 | 1100 | memcpy (names->name, pattern, len); |
28f540f4 | 1101 | names->name[len] = '\0'; |
dd7d45e8 | 1102 | #endif |
28f540f4 RM |
1103 | } |
1104 | ||
61eb22d3 UD |
1105 | if (nfound != 0) |
1106 | { | |
1107 | pglob->gl_pathv | |
1108 | = (char **) realloc (pglob->gl_pathv, | |
1109 | (pglob->gl_pathc + | |
1110 | ((flags & GLOB_DOOFFS) ? pglob->gl_offs : 0) + | |
1111 | nfound + 1) * | |
1112 | sizeof (char *)); | |
1113 | if (pglob->gl_pathv == NULL) | |
1114 | goto memory_error; | |
28f540f4 | 1115 | |
61eb22d3 UD |
1116 | if (flags & GLOB_DOOFFS) |
1117 | while (pglob->gl_pathc < pglob->gl_offs) | |
1118 | pglob->gl_pathv[pglob->gl_pathc++] = NULL; | |
28f540f4 | 1119 | |
61eb22d3 UD |
1120 | for (; names != NULL; names = names->next) |
1121 | pglob->gl_pathv[pglob->gl_pathc++] = names->name; | |
1122 | pglob->gl_pathv[pglob->gl_pathc] = NULL; | |
28f540f4 | 1123 | |
61eb22d3 UD |
1124 | pglob->gl_flags = flags; |
1125 | } | |
28f540f4 RM |
1126 | |
1127 | if (stream != NULL) | |
1128 | { | |
1129 | int save = errno; | |
787e4db9 RM |
1130 | if (flags & GLOB_ALTDIRFUNC) |
1131 | (*pglob->gl_closedir) (stream); | |
28f540f4 | 1132 | else |
faf92f2a | 1133 | closedir ((DIR *) stream); |
c4029823 | 1134 | __set_errno (save); |
28f540f4 RM |
1135 | } |
1136 | return nfound == 0 ? GLOB_NOMATCH : 0; | |
1137 | ||
1138 | memory_error: | |
1139 | { | |
1140 | int save = errno; | |
787e4db9 RM |
1141 | if (flags & GLOB_ALTDIRFUNC) |
1142 | (*pglob->gl_closedir) (stream); | |
28f540f4 | 1143 | else |
faf92f2a | 1144 | closedir ((DIR *) stream); |
c4029823 | 1145 | __set_errno (save); |
28f540f4 RM |
1146 | } |
1147 | while (names != NULL) | |
1148 | { | |
1149 | if (names->name != NULL) | |
1150 | free ((__ptr_t) names->name); | |
1151 | names = names->next; | |
1152 | } | |
1153 | return GLOB_NOSPACE; | |
1154 | } | |
1155 | ||
787e4db9 | 1156 | #endif /* Not ELIDE_CODE. */ |