Commit | Line | Data |
---|---|---|
252b5132 | 1 | /* bucomm.c -- Bin Utils COMmon code. |
485be063 | 2 | Copyright 1991, 1992, 1993, 1994, 1995, 1997, 1998, 2000, 2001, 2002, |
9849fbfc | 3 | 2003, 2005, 2006, 2007, 2008, 2009, 2010, 2011 |
37cc8ec1 | 4 | Free Software Foundation, Inc. |
252b5132 RH |
5 | |
6 | This file is part of GNU Binutils. | |
7 | ||
8 | This program is free software; you can redistribute it and/or modify | |
9 | it under the terms of the GNU General Public License as published by | |
32866df7 | 10 | the Free Software Foundation; either version 3 of the License, or |
252b5132 RH |
11 | (at your option) any later version. |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with this program; if not, write to the Free Software | |
b43b5d5f NC |
20 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA |
21 | 02110-1301, USA. */ | |
252b5132 RH |
22 | \f |
23 | /* We might put this in a library someday so it could be dynamically | |
24 | loaded, but for now it's not necessary. */ | |
25 | ||
3db64b00 | 26 | #include "sysdep.h" |
252b5132 RH |
27 | #include "bfd.h" |
28 | #include "libiberty.h" | |
5af11cab | 29 | #include "filenames.h" |
06d86cf7 | 30 | #include "libbfd.h" |
252b5132 RH |
31 | |
32 | #include <sys/stat.h> | |
33 | #include <time.h> /* ctime, maybe time_t */ | |
77f762d6 | 34 | #include <assert.h> |
3db64b00 | 35 | #include "bucomm.h" |
252b5132 RH |
36 | |
37 | #ifndef HAVE_TIME_T_IN_TIME_H | |
38 | #ifndef HAVE_TIME_T_IN_TYPES_H | |
39 | typedef long time_t; | |
40 | #endif | |
41 | #endif | |
06d86cf7 | 42 | |
2da42df6 AJ |
43 | static const char * endian_string (enum bfd_endian); |
44 | static int display_target_list (void); | |
45 | static int display_info_table (int, int); | |
46 | static int display_target_tables (void); | |
252b5132 | 47 | \f |
06d86cf7 | 48 | /* Error reporting. */ |
252b5132 RH |
49 | |
50 | char *program_name; | |
51 | ||
52 | void | |
2da42df6 | 53 | bfd_nonfatal (const char *string) |
252b5132 | 54 | { |
a8c62f1c | 55 | const char *errmsg; |
252b5132 | 56 | |
a8c62f1c | 57 | errmsg = bfd_errmsg (bfd_get_error ()); |
8e085dd2 | 58 | fflush (stdout); |
252b5132 RH |
59 | if (string) |
60 | fprintf (stderr, "%s: %s: %s\n", program_name, string, errmsg); | |
61 | else | |
62 | fprintf (stderr, "%s: %s\n", program_name, errmsg); | |
63 | } | |
64 | ||
2db6cde7 NS |
65 | /* Issue a non fatal error message. FILENAME, or if NULL then BFD, |
66 | are used to indicate the problematic file. SECTION, if non NULL, | |
67 | is used to provide a section name. If FORMAT is non-null, then it | |
68 | is used to print additional information via vfprintf. Finally the | |
69 | bfd error message is printed. In summary, error messages are of | |
70 | one of the following forms: | |
71 | ||
72 | PROGRAM:file: bfd-error-message | |
73 | PROGRAM:file[section]: bfd-error-message | |
74 | PROGRAM:file: printf-message: bfd-error-message | |
91d6fa6a | 75 | PROGRAM:file[section]: printf-message: bfd-error-message. */ |
2db6cde7 NS |
76 | |
77 | void | |
78 | bfd_nonfatal_message (const char *filename, | |
91d6fa6a NC |
79 | const bfd *abfd, |
80 | const asection *section, | |
2db6cde7 NS |
81 | const char *format, ...) |
82 | { | |
a8c62f1c AM |
83 | const char *errmsg; |
84 | const char *section_name; | |
2db6cde7 NS |
85 | va_list args; |
86 | ||
a8c62f1c | 87 | errmsg = bfd_errmsg (bfd_get_error ()); |
8e085dd2 | 88 | fflush (stdout); |
a8c62f1c | 89 | section_name = NULL; |
2db6cde7 NS |
90 | va_start (args, format); |
91 | fprintf (stderr, "%s", program_name); | |
92 | ||
91d6fa6a | 93 | if (abfd) |
2db6cde7 NS |
94 | { |
95 | if (!filename) | |
91d6fa6a | 96 | filename = bfd_get_archive_filename (abfd); |
2db6cde7 | 97 | if (section) |
91d6fa6a | 98 | section_name = bfd_get_section_name (abfd, section); |
2db6cde7 NS |
99 | } |
100 | if (section_name) | |
101 | fprintf (stderr, ":%s[%s]", filename, section_name); | |
102 | else | |
103 | fprintf (stderr, ":%s", filename); | |
104 | ||
105 | if (format) | |
106 | { | |
107 | fprintf (stderr, ": "); | |
108 | vfprintf (stderr, format, args); | |
109 | } | |
110 | fprintf (stderr, ": %s\n", errmsg); | |
111 | va_end (args); | |
112 | } | |
113 | ||
252b5132 | 114 | void |
2da42df6 | 115 | bfd_fatal (const char *string) |
252b5132 RH |
116 | { |
117 | bfd_nonfatal (string); | |
118 | xexit (1); | |
119 | } | |
120 | ||
cba12006 | 121 | void |
2da42df6 | 122 | report (const char * format, va_list args) |
252b5132 | 123 | { |
a8c62f1c | 124 | fflush (stdout); |
252b5132 RH |
125 | fprintf (stderr, "%s: ", program_name); |
126 | vfprintf (stderr, format, args); | |
127 | putc ('\n', stderr); | |
128 | } | |
129 | ||
252b5132 | 130 | void |
451dad9c | 131 | fatal VPARAMS ((const char *format, ...)) |
252b5132 | 132 | { |
451dad9c AM |
133 | VA_OPEN (args, format); |
134 | VA_FIXEDARG (args, const char *, format); | |
252b5132 | 135 | |
252b5132 | 136 | report (format, args); |
451dad9c | 137 | VA_CLOSE (args); |
252b5132 RH |
138 | xexit (1); |
139 | } | |
140 | ||
141 | void | |
451dad9c | 142 | non_fatal VPARAMS ((const char *format, ...)) |
252b5132 | 143 | { |
451dad9c AM |
144 | VA_OPEN (args, format); |
145 | VA_FIXEDARG (args, const char *, format); | |
252b5132 | 146 | |
252b5132 | 147 | report (format, args); |
451dad9c | 148 | VA_CLOSE (args); |
252b5132 | 149 | } |
252b5132 RH |
150 | |
151 | /* Set the default BFD target based on the configured target. Doing | |
152 | this permits the binutils to be configured for a particular target, | |
153 | and linked against a shared BFD library which was configured for a | |
154 | different target. */ | |
155 | ||
156 | void | |
2da42df6 | 157 | set_default_bfd_target (void) |
252b5132 RH |
158 | { |
159 | /* The macro TARGET is defined by Makefile. */ | |
160 | const char *target = TARGET; | |
161 | ||
162 | if (! bfd_set_default_target (target)) | |
163 | fatal (_("can't set BFD default target to `%s': %s"), | |
164 | target, bfd_errmsg (bfd_get_error ())); | |
165 | } | |
166 | ||
b34976b6 | 167 | /* After a FALSE return from bfd_check_format_matches with |
252b5132 RH |
168 | bfd_get_error () == bfd_error_file_ambiguously_recognized, print |
169 | the possible matching targets. */ | |
170 | ||
171 | void | |
2da42df6 | 172 | list_matching_formats (char **p) |
252b5132 | 173 | { |
a8c62f1c | 174 | fflush (stdout); |
252b5132 RH |
175 | fprintf (stderr, _("%s: Matching formats:"), program_name); |
176 | while (*p) | |
177 | fprintf (stderr, " %s", *p++); | |
178 | fputc ('\n', stderr); | |
179 | } | |
180 | ||
181 | /* List the supported targets. */ | |
182 | ||
183 | void | |
2da42df6 | 184 | list_supported_targets (const char *name, FILE *f) |
252b5132 | 185 | { |
252b5132 | 186 | int t; |
a8c62f1c | 187 | const char **targ_names; |
252b5132 RH |
188 | |
189 | if (name == NULL) | |
190 | fprintf (f, _("Supported targets:")); | |
191 | else | |
192 | fprintf (f, _("%s: supported targets:"), name); | |
48417c1a | 193 | |
a8c62f1c | 194 | targ_names = bfd_target_list (); |
48417c1a AM |
195 | for (t = 0; targ_names[t] != NULL; t++) |
196 | fprintf (f, " %s", targ_names[t]); | |
252b5132 | 197 | fprintf (f, "\n"); |
48417c1a | 198 | free (targ_names); |
252b5132 | 199 | } |
2f83960e AM |
200 | |
201 | /* List the supported architectures. */ | |
202 | ||
203 | void | |
2da42df6 | 204 | list_supported_architectures (const char *name, FILE *f) |
2f83960e | 205 | { |
d25576aa NC |
206 | const char ** arch; |
207 | const char ** arches; | |
2f83960e AM |
208 | |
209 | if (name == NULL) | |
210 | fprintf (f, _("Supported architectures:")); | |
211 | else | |
212 | fprintf (f, _("%s: supported architectures:"), name); | |
213 | ||
d25576aa | 214 | for (arch = arches = bfd_arch_list (); *arch; arch++) |
2f83960e AM |
215 | fprintf (f, " %s", *arch); |
216 | fprintf (f, "\n"); | |
d25576aa | 217 | free (arches); |
2f83960e | 218 | } |
252b5132 | 219 | \f |
06d86cf7 NC |
220 | /* The length of the longest architecture name + 1. */ |
221 | #define LONGEST_ARCH sizeof ("powerpc:common") | |
222 | ||
223 | static const char * | |
2da42df6 | 224 | endian_string (enum bfd_endian endian) |
06d86cf7 NC |
225 | { |
226 | switch (endian) | |
227 | { | |
228 | case BFD_ENDIAN_BIG: return "big endian"; | |
229 | case BFD_ENDIAN_LITTLE: return "little endian"; | |
230 | default: return "endianness unknown"; | |
231 | } | |
232 | } | |
233 | ||
234 | /* List the targets that BFD is configured to support, each followed | |
235 | by its endianness and the architectures it supports. */ | |
236 | ||
237 | static int | |
2da42df6 | 238 | display_target_list (void) |
06d86cf7 NC |
239 | { |
240 | char *dummy_name; | |
241 | int t; | |
242 | int ret = 1; | |
243 | ||
244 | dummy_name = make_temp_file (NULL); | |
245 | for (t = 0; bfd_target_vector[t]; t++) | |
246 | { | |
247 | const bfd_target *p = bfd_target_vector[t]; | |
248 | bfd *abfd = bfd_openw (dummy_name, p->name); | |
3f5e193b | 249 | int a; |
06d86cf7 NC |
250 | |
251 | printf ("%s\n (header %s, data %s)\n", p->name, | |
252 | endian_string (p->header_byteorder), | |
253 | endian_string (p->byteorder)); | |
254 | ||
255 | if (abfd == NULL) | |
256 | { | |
257 | bfd_nonfatal (dummy_name); | |
258 | ret = 0; | |
259 | continue; | |
260 | } | |
261 | ||
262 | if (! bfd_set_format (abfd, bfd_object)) | |
263 | { | |
264 | if (bfd_get_error () != bfd_error_invalid_operation) | |
265 | { | |
266 | bfd_nonfatal (p->name); | |
267 | ret = 0; | |
268 | } | |
269 | bfd_close_all_done (abfd); | |
270 | continue; | |
271 | } | |
272 | ||
91610c0c | 273 | for (a = bfd_arch_obscure + 1; a < bfd_arch_last; a++) |
06d86cf7 NC |
274 | if (bfd_set_arch_mach (abfd, (enum bfd_architecture) a, 0)) |
275 | printf (" %s\n", | |
276 | bfd_printable_arch_mach ((enum bfd_architecture) a, 0)); | |
277 | bfd_close_all_done (abfd); | |
278 | } | |
279 | unlink (dummy_name); | |
280 | free (dummy_name); | |
281 | ||
282 | return ret; | |
283 | } | |
284 | ||
285 | /* Print a table showing which architectures are supported for entries | |
286 | FIRST through LAST-1 of bfd_target_vector (targets across, | |
287 | architectures down). */ | |
288 | ||
289 | static int | |
2da42df6 | 290 | display_info_table (int first, int last) |
06d86cf7 NC |
291 | { |
292 | int t; | |
06d86cf7 NC |
293 | int ret = 1; |
294 | char *dummy_name; | |
3f5e193b | 295 | int a; |
06d86cf7 NC |
296 | |
297 | /* Print heading of target names. */ | |
298 | printf ("\n%*s", (int) LONGEST_ARCH, " "); | |
299 | for (t = first; t < last && bfd_target_vector[t]; t++) | |
300 | printf ("%s ", bfd_target_vector[t]->name); | |
301 | putchar ('\n'); | |
302 | ||
303 | dummy_name = make_temp_file (NULL); | |
91610c0c | 304 | for (a = bfd_arch_obscure + 1; a < bfd_arch_last; a++) |
3f5e193b NC |
305 | if (strcmp (bfd_printable_arch_mach ((enum bfd_architecture) a, 0), |
306 | "UNKNOWN!") != 0) | |
06d86cf7 NC |
307 | { |
308 | printf ("%*s ", (int) LONGEST_ARCH - 1, | |
3f5e193b | 309 | bfd_printable_arch_mach ((enum bfd_architecture) a, 0)); |
06d86cf7 NC |
310 | for (t = first; t < last && bfd_target_vector[t]; t++) |
311 | { | |
312 | const bfd_target *p = bfd_target_vector[t]; | |
313 | bfd_boolean ok = TRUE; | |
314 | bfd *abfd = bfd_openw (dummy_name, p->name); | |
315 | ||
316 | if (abfd == NULL) | |
317 | { | |
318 | bfd_nonfatal (p->name); | |
319 | ret = 0; | |
320 | ok = FALSE; | |
321 | } | |
322 | ||
323 | if (ok) | |
324 | { | |
325 | if (! bfd_set_format (abfd, bfd_object)) | |
326 | { | |
327 | if (bfd_get_error () != bfd_error_invalid_operation) | |
328 | { | |
329 | bfd_nonfatal (p->name); | |
330 | ret = 0; | |
331 | } | |
332 | ok = FALSE; | |
333 | } | |
334 | } | |
335 | ||
336 | if (ok) | |
337 | { | |
3f5e193b | 338 | if (! bfd_set_arch_mach (abfd, (enum bfd_architecture) a, 0)) |
06d86cf7 NC |
339 | ok = FALSE; |
340 | } | |
341 | ||
342 | if (ok) | |
343 | printf ("%s ", p->name); | |
344 | else | |
345 | { | |
346 | int l = strlen (p->name); | |
347 | while (l--) | |
348 | putchar ('-'); | |
349 | putchar (' '); | |
350 | } | |
351 | if (abfd != NULL) | |
352 | bfd_close_all_done (abfd); | |
353 | } | |
354 | putchar ('\n'); | |
355 | } | |
356 | unlink (dummy_name); | |
357 | free (dummy_name); | |
358 | ||
359 | return ret; | |
360 | } | |
361 | ||
362 | /* Print tables of all the target-architecture combinations that | |
363 | BFD has been configured to support. */ | |
364 | ||
365 | static int | |
2da42df6 | 366 | display_target_tables (void) |
06d86cf7 NC |
367 | { |
368 | int t; | |
369 | int columns; | |
370 | int ret = 1; | |
371 | char *colum; | |
372 | ||
373 | columns = 0; | |
374 | colum = getenv ("COLUMNS"); | |
375 | if (colum != NULL) | |
376 | columns = atoi (colum); | |
377 | if (columns == 0) | |
378 | columns = 80; | |
379 | ||
380 | t = 0; | |
381 | while (bfd_target_vector[t] != NULL) | |
382 | { | |
383 | int oldt = t, wid; | |
384 | ||
385 | wid = LONGEST_ARCH + strlen (bfd_target_vector[t]->name) + 1; | |
386 | ++t; | |
387 | while (wid < columns && bfd_target_vector[t] != NULL) | |
388 | { | |
389 | int newwid; | |
390 | ||
391 | newwid = wid + strlen (bfd_target_vector[t]->name) + 1; | |
392 | if (newwid >= columns) | |
393 | break; | |
394 | wid = newwid; | |
395 | ++t; | |
396 | } | |
397 | if (! display_info_table (oldt, t)) | |
398 | ret = 0; | |
399 | } | |
400 | ||
401 | return ret; | |
402 | } | |
403 | ||
404 | int | |
2da42df6 | 405 | display_info (void) |
06d86cf7 NC |
406 | { |
407 | printf (_("BFD header file version %s\n"), BFD_VERSION_STRING); | |
408 | if (! display_target_list () || ! display_target_tables ()) | |
409 | return 1; | |
410 | else | |
411 | return 0; | |
412 | } | |
413 | \f | |
252b5132 RH |
414 | /* Display the archive header for an element as if it were an ls -l listing: |
415 | ||
416 | Mode User\tGroup\tSize\tDate Name */ | |
417 | ||
418 | void | |
2da42df6 | 419 | print_arelt_descr (FILE *file, bfd *abfd, bfd_boolean verbose) |
252b5132 RH |
420 | { |
421 | struct stat buf; | |
422 | ||
423 | if (verbose) | |
424 | { | |
425 | if (bfd_stat_arch_elt (abfd, &buf) == 0) | |
426 | { | |
427 | char modebuf[11]; | |
428 | char timebuf[40]; | |
429 | time_t when = buf.st_mtime; | |
b1f88ebe | 430 | const char *ctime_result = (const char *) ctime (&when); |
252b5132 RH |
431 | |
432 | /* POSIX format: skip weekday and seconds from ctime output. */ | |
433 | sprintf (timebuf, "%.12s %.4s", ctime_result + 4, ctime_result + 20); | |
434 | ||
435 | mode_string (buf.st_mode, modebuf); | |
436 | modebuf[10] = '\0'; | |
437 | /* POSIX 1003.2/D11 says to skip first character (entry type). */ | |
438 | fprintf (file, "%s %ld/%ld %6ld %s ", modebuf + 1, | |
439 | (long) buf.st_uid, (long) buf.st_gid, | |
440 | (long) buf.st_size, timebuf); | |
441 | } | |
442 | } | |
443 | ||
444 | fprintf (file, "%s\n", bfd_get_filename (abfd)); | |
445 | } | |
446 | ||
485be063 AM |
447 | /* Return a path for a new temporary file in the same directory |
448 | as file PATH. */ | |
252b5132 | 449 | |
485be063 AM |
450 | static char * |
451 | template_in_dir (const char *path) | |
252b5132 | 452 | { |
485be063 | 453 | #define template "stXXXXXX" |
2946671e | 454 | const char *slash = strrchr (path, '/'); |
252b5132 | 455 | char *tmpname; |
485be063 | 456 | size_t len; |
252b5132 | 457 | |
5af11cab AM |
458 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
459 | { | |
460 | /* We could have foo/bar\\baz, or foo\\bar, or d:bar. */ | |
485be063 | 461 | char *bslash = strrchr (path, '\\'); |
f9c026a8 | 462 | |
2ab47eed | 463 | if (slash == NULL || (bslash != NULL && bslash > slash)) |
5af11cab | 464 | slash = bslash; |
485be063 | 465 | if (slash == NULL && path[0] != '\0' && path[1] == ':') |
2946671e | 466 | slash = path + 1; |
5af11cab | 467 | } |
252b5132 RH |
468 | #endif |
469 | ||
470 | if (slash != (char *) NULL) | |
471 | { | |
485be063 | 472 | len = slash - path; |
3f5e193b | 473 | tmpname = (char *) xmalloc (len + sizeof (template) + 2); |
485be063 | 474 | memcpy (tmpname, path, len); |
252b5132 | 475 | |
5af11cab AM |
476 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
477 | /* If tmpname is "X:", appending a slash will make it a root | |
478 | directory on drive X, which is NOT the same as the current | |
479 | directory on drive X. */ | |
485be063 AM |
480 | if (len == 2 && tmpname[1] == ':') |
481 | tmpname[len++] = '.'; | |
5af11cab | 482 | #endif |
485be063 | 483 | tmpname[len++] = '/'; |
252b5132 RH |
484 | } |
485 | else | |
486 | { | |
3f5e193b | 487 | tmpname = (char *) xmalloc (sizeof (template)); |
485be063 | 488 | len = 0; |
f9c026a8 | 489 | } |
485be063 AM |
490 | |
491 | memcpy (tmpname + len, template, sizeof (template)); | |
492 | return tmpname; | |
493 | #undef template | |
494 | } | |
495 | ||
496 | /* Return the name of a created temporary file in the same directory | |
497 | as FILENAME. */ | |
498 | ||
499 | char * | |
500 | make_tempname (char *filename) | |
501 | { | |
502 | char *tmpname = template_in_dir (filename); | |
503 | int fd; | |
504 | ||
505 | #ifdef HAVE_MKSTEMP | |
506 | fd = mkstemp (tmpname); | |
507 | #else | |
508 | tmpname = mktemp (tmpname); | |
509 | if (tmpname == NULL) | |
f9c026a8 | 510 | return NULL; |
485be063 | 511 | fd = open (tmpname, O_RDWR | O_CREAT | O_EXCL, 0600); |
f9c026a8 | 512 | #endif |
485be063 | 513 | if (fd == -1) |
c48d800e NC |
514 | { |
515 | free (tmpname); | |
516 | return NULL; | |
517 | } | |
485be063 | 518 | close (fd); |
f9c026a8 NC |
519 | return tmpname; |
520 | } | |
521 | ||
485be063 AM |
522 | /* Return the name of a created temporary directory inside the |
523 | directory containing FILENAME. */ | |
f9c026a8 NC |
524 | |
525 | char * | |
526 | make_tempdir (char *filename) | |
527 | { | |
485be063 | 528 | char *tmpname = template_in_dir (filename); |
f9c026a8 | 529 | |
485be063 AM |
530 | #ifdef HAVE_MKDTEMP |
531 | return mkdtemp (tmpname); | |
532 | #else | |
533 | tmpname = mktemp (tmpname); | |
534 | if (tmpname == NULL) | |
535 | return NULL; | |
536 | #if defined (_WIN32) && !defined (__CYGWIN32__) | |
537 | if (mkdir (tmpname) != 0) | |
538 | return NULL; | |
539 | #else | |
540 | if (mkdir (tmpname, 0700) != 0) | |
541 | return NULL; | |
f9c026a8 | 542 | #endif |
252b5132 | 543 | return tmpname; |
485be063 | 544 | #endif |
252b5132 RH |
545 | } |
546 | ||
547 | /* Parse a string into a VMA, with a fatal error if it can't be | |
548 | parsed. */ | |
549 | ||
550 | bfd_vma | |
2da42df6 | 551 | parse_vma (const char *s, const char *arg) |
252b5132 RH |
552 | { |
553 | bfd_vma ret; | |
554 | const char *end; | |
555 | ||
556 | ret = bfd_scan_vma (s, &end, 0); | |
f462a9ea | 557 | |
252b5132 RH |
558 | if (*end != '\0') |
559 | fatal (_("%s: bad number: %s"), arg, s); | |
560 | ||
561 | return ret; | |
562 | } | |
f24ddbdd NC |
563 | |
564 | /* Returns the size of the named file. If the file does not | |
565 | exist, or if it is not a real file, then a suitable non-fatal | |
a3029abd | 566 | error message is printed and (off_t) -1 is returned. */ |
f24ddbdd NC |
567 | |
568 | off_t | |
569 | get_file_size (const char * file_name) | |
570 | { | |
571 | struct stat statbuf; | |
572 | ||
573 | if (stat (file_name, &statbuf) < 0) | |
574 | { | |
575 | if (errno == ENOENT) | |
576 | non_fatal (_("'%s': No such file"), file_name); | |
577 | else | |
578 | non_fatal (_("Warning: could not locate '%s'. reason: %s"), | |
579 | file_name, strerror (errno)); | |
580 | } | |
581 | else if (! S_ISREG (statbuf.st_mode)) | |
582 | non_fatal (_("Warning: '%s' is not an ordinary file"), file_name); | |
9849fbfc NC |
583 | else if (statbuf.st_size < 0) |
584 | non_fatal (_("Warning: '%s' has negative size, probably it is too large"), | |
585 | file_name); | |
f24ddbdd NC |
586 | else |
587 | return statbuf.st_size; | |
588 | ||
52a476ee | 589 | return (off_t) -1; |
f24ddbdd | 590 | } |
77f762d6 L |
591 | |
592 | /* Return the filename in a static buffer. */ | |
593 | ||
594 | const char * | |
8d8e0703 | 595 | bfd_get_archive_filename (const bfd *abfd) |
77f762d6 L |
596 | { |
597 | static size_t curr = 0; | |
598 | static char *buf; | |
599 | size_t needed; | |
600 | ||
601 | assert (abfd != NULL); | |
602 | ||
603 | if (!abfd->my_archive) | |
604 | return bfd_get_filename (abfd); | |
605 | ||
606 | needed = (strlen (bfd_get_filename (abfd->my_archive)) | |
607 | + strlen (bfd_get_filename (abfd)) + 3); | |
608 | if (needed > curr) | |
609 | { | |
610 | if (curr) | |
611 | free (buf); | |
612 | curr = needed + (needed >> 1); | |
3f5e193b | 613 | buf = (char *) bfd_malloc (curr); |
77f762d6 L |
614 | /* If we can't malloc, fail safe by returning just the file name. |
615 | This function is only used when building error messages. */ | |
616 | if (!buf) | |
617 | { | |
618 | curr = 0; | |
619 | return bfd_get_filename (abfd); | |
620 | } | |
621 | } | |
622 | sprintf (buf, "%s(%s)", bfd_get_filename (abfd->my_archive), | |
623 | bfd_get_filename (abfd)); | |
624 | return buf; | |
625 | } |