Commit | Line | Data |
---|---|---|
252b5132 | 1 | /* nm.c -- Describe symbol table of a rel file. |
8c2bc687 | 2 | Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, |
6ab6b380 | 3 | 2001, 2002 |
252b5132 RH |
4 | Free Software Foundation, Inc. |
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 | |
10 | the Free Software Foundation; either version 2 of the License, or | |
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 | |
20 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA | |
21 | 02111-1307, USA. */ | |
22 | ||
23 | #include "bfd.h" | |
24 | #include "progress.h" | |
25 | #include "bucomm.h" | |
26 | #include "getopt.h" | |
27 | #include "aout/stab_gnu.h" | |
28 | #include "aout/ranlib.h" | |
29 | #include "demangle.h" | |
30 | #include "libiberty.h" | |
6ab6b380 | 31 | #include "elf-bfd.h" |
252b5132 RH |
32 | |
33 | /* When sorting by size, we use this structure to hold the size and a | |
34 | pointer to the minisymbol. */ | |
35 | ||
36 | struct size_sym | |
37 | { | |
38 | const PTR minisym; | |
39 | bfd_vma size; | |
40 | }; | |
41 | ||
42 | /* When fetching relocs, we use this structure to pass information to | |
43 | get_relocs. */ | |
44 | ||
45 | struct get_relocs_info | |
46 | { | |
47 | asection **secs; | |
48 | arelent ***relocs; | |
49 | long *relcount; | |
50 | asymbol **syms; | |
51 | }; | |
52 | ||
53 | static void | |
54 | usage PARAMS ((FILE *, int)); | |
55 | ||
56 | static void | |
57 | set_print_radix PARAMS ((char *)); | |
58 | ||
59 | static void | |
60 | set_output_format PARAMS ((char *)); | |
61 | ||
62 | static void | |
63 | display_archive PARAMS ((bfd *)); | |
64 | ||
65 | static boolean | |
66 | display_file PARAMS ((char *filename)); | |
67 | ||
68 | static void | |
69 | display_rel_file PARAMS ((bfd * file, bfd * archive)); | |
70 | ||
71 | static long | |
72 | filter_symbols PARAMS ((bfd *, boolean, PTR, long, unsigned int)); | |
73 | ||
74 | static long | |
75 | sort_symbols_by_size PARAMS ((bfd *, boolean, PTR, long, unsigned int, | |
76 | struct size_sym **)); | |
77 | ||
78 | static void | |
79 | print_symbols PARAMS ((bfd *, boolean, PTR, long, unsigned int, bfd *)); | |
80 | ||
81 | static void | |
82 | print_size_symbols PARAMS ((bfd *, boolean, struct size_sym *, long, bfd *)); | |
83 | ||
84 | static void | |
85 | print_symname PARAMS ((const char *, const char *, bfd *)); | |
86 | ||
87 | static void | |
88 | print_symbol PARAMS ((bfd *, asymbol *, bfd *)); | |
89 | ||
90 | static void | |
91 | print_symdef_entry PARAMS ((bfd * abfd)); | |
92 | ||
93 | /* The sorting functions. */ | |
94 | ||
95 | static int | |
96 | numeric_forward PARAMS ((const PTR, const PTR)); | |
97 | ||
98 | static int | |
99 | numeric_reverse PARAMS ((const PTR, const PTR)); | |
100 | ||
101 | static int | |
102 | non_numeric_forward PARAMS ((const PTR, const PTR)); | |
103 | ||
104 | static int | |
105 | non_numeric_reverse PARAMS ((const PTR, const PTR)); | |
106 | ||
107 | static int | |
108 | size_forward1 PARAMS ((const PTR, const PTR)); | |
109 | ||
110 | static int | |
111 | size_forward2 PARAMS ((const PTR, const PTR)); | |
112 | ||
113 | /* The output formatting functions. */ | |
114 | ||
115 | static void | |
116 | print_object_filename_bsd PARAMS ((char *filename)); | |
117 | ||
118 | static void | |
119 | print_object_filename_sysv PARAMS ((char *filename)); | |
120 | ||
121 | static void | |
122 | print_object_filename_posix PARAMS ((char *filename)); | |
123 | ||
124 | ||
125 | static void | |
126 | print_archive_filename_bsd PARAMS ((char *filename)); | |
127 | ||
128 | static void | |
129 | print_archive_filename_sysv PARAMS ((char *filename)); | |
130 | ||
131 | static void | |
132 | print_archive_filename_posix PARAMS ((char *filename)); | |
133 | ||
134 | ||
135 | static void | |
b1f88ebe | 136 | print_archive_member_bsd PARAMS ((char *archive, const char *filename)); |
252b5132 RH |
137 | |
138 | static void | |
b1f88ebe | 139 | print_archive_member_sysv PARAMS ((char *archive, const char *filename)); |
252b5132 RH |
140 | |
141 | static void | |
b1f88ebe | 142 | print_archive_member_posix PARAMS ((char *archive, const char *filename)); |
252b5132 RH |
143 | |
144 | ||
145 | static void | |
146 | print_symbol_filename_bsd PARAMS ((bfd * archive_bfd, bfd * abfd)); | |
147 | ||
148 | static void | |
149 | print_symbol_filename_sysv PARAMS ((bfd * archive_bfd, bfd * abfd)); | |
150 | ||
151 | static void | |
152 | print_symbol_filename_posix PARAMS ((bfd * archive_bfd, bfd * abfd)); | |
153 | ||
154 | ||
155 | static void | |
d8180c76 | 156 | print_value PARAMS ((bfd *, bfd_vma)); |
252b5132 RH |
157 | |
158 | static void | |
159 | print_symbol_info_bsd PARAMS ((symbol_info * info, bfd * abfd)); | |
160 | ||
161 | static void | |
162 | print_symbol_info_sysv PARAMS ((symbol_info * info, bfd * abfd)); | |
163 | ||
164 | static void | |
165 | print_symbol_info_posix PARAMS ((symbol_info * info, bfd * abfd)); | |
166 | ||
167 | static void | |
168 | get_relocs PARAMS ((bfd *, asection *, PTR)); | |
169 | ||
170 | /* Support for different output formats. */ | |
171 | struct output_fns | |
172 | { | |
173 | /* Print the name of an object file given on the command line. */ | |
174 | void (*print_object_filename) PARAMS ((char *filename)); | |
175 | ||
176 | /* Print the name of an archive file given on the command line. */ | |
177 | void (*print_archive_filename) PARAMS ((char *filename)); | |
178 | ||
179 | /* Print the name of an archive member file. */ | |
b1f88ebe | 180 | void (*print_archive_member) PARAMS ((char *archive, const char *filename)); |
252b5132 RH |
181 | |
182 | /* Print the name of the file (and archive, if there is one) | |
183 | containing a symbol. */ | |
184 | void (*print_symbol_filename) PARAMS ((bfd * archive_bfd, bfd * abfd)); | |
185 | ||
186 | /* Print a line of information about a symbol. */ | |
187 | void (*print_symbol_info) PARAMS ((symbol_info * info, bfd * abfd)); | |
188 | }; | |
189 | static struct output_fns formats[] = | |
190 | { | |
191 | {print_object_filename_bsd, | |
192 | print_archive_filename_bsd, | |
193 | print_archive_member_bsd, | |
194 | print_symbol_filename_bsd, | |
195 | print_symbol_info_bsd}, | |
196 | {print_object_filename_sysv, | |
197 | print_archive_filename_sysv, | |
198 | print_archive_member_sysv, | |
199 | print_symbol_filename_sysv, | |
200 | print_symbol_info_sysv}, | |
201 | {print_object_filename_posix, | |
202 | print_archive_filename_posix, | |
203 | print_archive_member_posix, | |
204 | print_symbol_filename_posix, | |
205 | print_symbol_info_posix} | |
206 | }; | |
207 | ||
208 | /* Indices in `formats'. */ | |
209 | #define FORMAT_BSD 0 | |
210 | #define FORMAT_SYSV 1 | |
211 | #define FORMAT_POSIX 2 | |
212 | #define FORMAT_DEFAULT FORMAT_BSD | |
213 | ||
214 | /* The output format to use. */ | |
215 | static struct output_fns *format = &formats[FORMAT_DEFAULT]; | |
216 | ||
217 | ||
218 | /* Command options. */ | |
219 | ||
220 | static int do_demangle = 0; /* Pretty print C++ symbol names. */ | |
221 | static int external_only = 0; /* print external symbols only */ | |
222 | static int defined_only = 0; /* Print defined symbols only */ | |
223 | static int no_sort = 0; /* don't sort; print syms in order found */ | |
224 | static int print_debug_syms = 0; /* print debugger-only symbols too */ | |
225 | static int print_armap = 0; /* describe __.SYMDEF data in archive files. */ | |
226 | static int reverse_sort = 0; /* sort in downward(alpha or numeric) order */ | |
227 | static int sort_numerically = 0; /* sort in numeric rather than alpha order */ | |
228 | static int sort_by_size = 0; /* sort by size of symbol */ | |
229 | static int undefined_only = 0; /* print undefined symbols only */ | |
230 | static int dynamic = 0; /* print dynamic symbols. */ | |
231 | static int show_version = 0; /* show the version number */ | |
232 | static int show_stats = 0; /* show statistics */ | |
233 | static int line_numbers = 0; /* print line numbers for symbols */ | |
234 | ||
235 | /* When to print the names of files. Not mutually exclusive in SYSV format. */ | |
236 | static int filename_per_file = 0; /* Once per file, on its own line. */ | |
237 | static int filename_per_symbol = 0; /* Once per symbol, at start of line. */ | |
238 | ||
239 | /* Print formats for printing a symbol value. */ | |
240 | #ifndef BFD64 | |
241 | static char value_format[] = "%08lx"; | |
242 | #else | |
243 | #if BFD_HOST_64BIT_LONG | |
244 | static char value_format[] = "%016lx"; | |
245 | #else | |
246 | /* We don't use value_format for this case. */ | |
247 | #endif | |
248 | #endif | |
62a5a82d L |
249 | #ifdef BFD64 |
250 | static int print_width = 16; | |
251 | #else | |
252 | static int print_width = 8; | |
253 | #endif | |
252b5132 RH |
254 | static int print_radix = 16; |
255 | /* Print formats for printing stab info. */ | |
256 | static char other_format[] = "%02x"; | |
257 | static char desc_format[] = "%04x"; | |
258 | ||
259 | static char *target = NULL; | |
260 | ||
261 | /* Used to cache the line numbers for a BFD. */ | |
262 | static bfd *lineno_cache_bfd; | |
263 | static bfd *lineno_cache_rel_bfd; | |
264 | ||
c20f4f8c AM |
265 | #define OPTION_TARGET 200 |
266 | ||
252b5132 RH |
267 | static struct option long_options[] = |
268 | { | |
269 | {"debug-syms", no_argument, &print_debug_syms, 1}, | |
28c309a2 | 270 | {"demangle", optional_argument, 0, 'C'}, |
252b5132 RH |
271 | {"dynamic", no_argument, &dynamic, 1}, |
272 | {"extern-only", no_argument, &external_only, 1}, | |
273 | {"format", required_argument, 0, 'f'}, | |
274 | {"help", no_argument, 0, 'h'}, | |
275 | {"line-numbers", no_argument, 0, 'l'}, | |
276 | {"no-cplus", no_argument, &do_demangle, 0}, /* Linux compatibility. */ | |
277 | {"no-demangle", no_argument, &do_demangle, 0}, | |
278 | {"no-sort", no_argument, &no_sort, 1}, | |
279 | {"numeric-sort", no_argument, &sort_numerically, 1}, | |
280 | {"portability", no_argument, 0, 'P'}, | |
281 | {"print-armap", no_argument, &print_armap, 1}, | |
282 | {"print-file-name", no_argument, 0, 'o'}, | |
283 | {"radix", required_argument, 0, 't'}, | |
284 | {"reverse-sort", no_argument, &reverse_sort, 1}, | |
285 | {"size-sort", no_argument, &sort_by_size, 1}, | |
286 | {"stats", no_argument, &show_stats, 1}, | |
c20f4f8c | 287 | {"target", required_argument, 0, OPTION_TARGET}, |
252b5132 RH |
288 | {"defined-only", no_argument, &defined_only, 1}, |
289 | {"undefined-only", no_argument, &undefined_only, 1}, | |
290 | {"version", no_argument, &show_version, 1}, | |
291 | {0, no_argument, 0, 0} | |
292 | }; | |
293 | \f | |
294 | /* Some error-reporting functions */ | |
295 | ||
296 | static void | |
297 | usage (stream, status) | |
298 | FILE *stream; | |
299 | int status; | |
300 | { | |
8b53311e NC |
301 | fprintf (stream, _("Usage: %s [option(s)] [file(s)]\n"), program_name); |
302 | fprintf (stream, _(" List symbols in [file(s)] (a.out by default).\n")); | |
303 | fprintf (stream, _(" The options are:\n\ | |
b56f55ce NC |
304 | -a, --debug-syms Display debugger-only symbols\n\ |
305 | -A, --print-file-name Print name of the input file before every symbol\n\ | |
306 | -B Same as --format=bsd\n\ | |
28c309a2 NC |
307 | -C, --demangle[=STYLE] Decode low-level symbol names into user-level names\n\ |
308 | The STYLE, if specified, can be `auto' (the default),\n\ | |
309 | `gnu', 'lucid', 'arm', 'hp', 'edg' or 'gnu-new-abi'\n\ | |
b56f55ce NC |
310 | --no-demangle Do not demangle low-level symbol names\n\ |
311 | -D, --dynamic Display dynamic symbols instead of normal symbols\n\ | |
312 | --defined-only Display only defined symbols\n\ | |
313 | -e (ignored)\n\ | |
314 | -f, --format=FORMAT Use the output format FORMAT. FORMAT can be `bsd',\n\ | |
315 | `sysv' or `posix'. The default is `bsd'\n\ | |
316 | -g, --extern-only Display only external symbols\n\ | |
b56f55ce NC |
317 | -l, --line-numbers Use debugging information to find a filename and\n\ |
318 | line number for each symbol\n\ | |
319 | -n, --numeric-sort Sort symbols numerically by address\n\ | |
320 | -o Same as -A\n\ | |
321 | -p, --no-sort Do not sort the symbols\n\ | |
322 | -P, --portability Same as --format=posix\n\ | |
323 | -r, --reverse-sort Reverse the sense of the sort\n\ | |
324 | -s, --print-armap Include index for symbols from archive members\n\ | |
325 | --size-sort Sort symbols by size\n\ | |
326 | -t, --radix=RADIX Use RADIX for printing symbol values\n\ | |
327 | --target=BFDNAME Specify the target object format as BFDNAME\n\ | |
328 | -u, --undefined-only Display only undefined symbols\n\ | |
6e800839 | 329 | -X 32_64 (ignored)\n\ |
8b53311e NC |
330 | -h, --help Display this information\n\ |
331 | -V, --version Display this program's version number\n\ | |
b56f55ce | 332 | \n")); |
252b5132 RH |
333 | list_supported_targets (program_name, stream); |
334 | if (status == 0) | |
b56f55ce | 335 | fprintf (stream, _("Report bugs to %s.\n"), REPORT_BUGS_TO); |
252b5132 RH |
336 | exit (status); |
337 | } | |
338 | ||
339 | /* Set the radix for the symbol value and size according to RADIX. */ | |
340 | ||
341 | static void | |
342 | set_print_radix (radix) | |
343 | char *radix; | |
344 | { | |
345 | switch (*radix) | |
346 | { | |
347 | case 'x': | |
348 | break; | |
349 | case 'd': | |
350 | case 'o': | |
351 | if (*radix == 'd') | |
352 | print_radix = 10; | |
353 | else | |
354 | print_radix = 8; | |
355 | #ifndef BFD64 | |
356 | value_format[4] = *radix; | |
357 | #else | |
358 | #if BFD_HOST_64BIT_LONG | |
359 | value_format[5] = *radix; | |
360 | #else | |
361 | /* This case requires special handling for octal and decimal | |
362 | printing. */ | |
363 | #endif | |
364 | #endif | |
365 | other_format[3] = desc_format[3] = *radix; | |
366 | break; | |
367 | default: | |
37cc8ec1 | 368 | fatal (_("%s: invalid radix"), radix); |
252b5132 RH |
369 | } |
370 | } | |
371 | ||
372 | static void | |
373 | set_output_format (f) | |
374 | char *f; | |
375 | { | |
376 | int i; | |
377 | ||
378 | switch (*f) | |
379 | { | |
380 | case 'b': | |
381 | case 'B': | |
382 | i = FORMAT_BSD; | |
383 | break; | |
384 | case 'p': | |
385 | case 'P': | |
386 | i = FORMAT_POSIX; | |
387 | break; | |
388 | case 's': | |
389 | case 'S': | |
390 | i = FORMAT_SYSV; | |
391 | break; | |
392 | default: | |
37cc8ec1 | 393 | fatal (_("%s: invalid output format"), f); |
252b5132 RH |
394 | } |
395 | format = &formats[i]; | |
396 | } | |
397 | \f | |
65de42c0 TS |
398 | int main PARAMS ((int, char **)); |
399 | ||
252b5132 RH |
400 | int |
401 | main (argc, argv) | |
402 | int argc; | |
403 | char **argv; | |
404 | { | |
405 | int c; | |
406 | int retval; | |
407 | ||
408 | #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES) | |
409 | setlocale (LC_MESSAGES, ""); | |
3882b010 L |
410 | #endif |
411 | #if defined (HAVE_SETLOCALE) | |
412 | setlocale (LC_CTYPE, ""); | |
252b5132 RH |
413 | #endif |
414 | bindtextdomain (PACKAGE, LOCALEDIR); | |
415 | textdomain (PACKAGE); | |
416 | ||
417 | program_name = *argv; | |
418 | xmalloc_set_program_name (program_name); | |
419 | ||
420 | START_PROGRESS (program_name, 0); | |
421 | ||
422 | bfd_init (); | |
423 | set_default_bfd_target (); | |
424 | ||
8b53311e | 425 | while ((c = getopt_long (argc, argv, "aABCDef:gHhlnopPrst:uvVvX:", |
28c309a2 | 426 | long_options, (int *) 0)) != EOF) |
252b5132 RH |
427 | { |
428 | switch (c) | |
429 | { | |
430 | case 'a': | |
431 | print_debug_syms = 1; | |
432 | break; | |
433 | case 'A': | |
434 | case 'o': | |
435 | filename_per_symbol = 1; | |
436 | break; | |
437 | case 'B': /* For MIPS compatibility. */ | |
438 | set_output_format ("bsd"); | |
439 | break; | |
440 | case 'C': | |
441 | do_demangle = 1; | |
28c309a2 NC |
442 | if (optarg != NULL) |
443 | { | |
444 | enum demangling_styles style; | |
0af11b59 | 445 | |
28c309a2 | 446 | style = cplus_demangle_name_to_style (optarg); |
0af11b59 | 447 | if (style == unknown_demangling) |
28c309a2 NC |
448 | fatal (_("unknown demangling style `%s'"), |
449 | optarg); | |
0af11b59 | 450 | |
28c309a2 | 451 | cplus_demangle_set_style (style); |
0af11b59 | 452 | } |
252b5132 RH |
453 | break; |
454 | case 'D': | |
455 | dynamic = 1; | |
456 | break; | |
457 | case 'e': | |
458 | /* Ignored for HP/UX compatibility. */ | |
459 | break; | |
460 | case 'f': | |
461 | set_output_format (optarg); | |
462 | break; | |
463 | case 'g': | |
464 | external_only = 1; | |
465 | break; | |
8b53311e | 466 | case 'H': |
252b5132 RH |
467 | case 'h': |
468 | usage (stdout, 0); | |
469 | case 'l': | |
470 | line_numbers = 1; | |
471 | break; | |
472 | case 'n': | |
473 | case 'v': | |
474 | sort_numerically = 1; | |
475 | break; | |
476 | case 'p': | |
477 | no_sort = 1; | |
478 | break; | |
479 | case 'P': | |
480 | set_output_format ("posix"); | |
481 | break; | |
482 | case 'r': | |
483 | reverse_sort = 1; | |
484 | break; | |
485 | case 's': | |
486 | print_armap = 1; | |
487 | break; | |
488 | case 't': | |
489 | set_print_radix (optarg); | |
490 | break; | |
491 | case 'u': | |
492 | undefined_only = 1; | |
493 | break; | |
494 | case 'V': | |
495 | show_version = 1; | |
496 | break; | |
6e800839 GK |
497 | case 'X': |
498 | /* Ignored for (partial) AIX compatibility. On AIX, the | |
499 | argument has values 32, 64, or 32_64, and specfies that | |
500 | only 32-bit, only 64-bit, or both kinds of objects should | |
501 | be examined. The default is 32. So plain AIX nm on a | |
502 | library archive with both kinds of objects will ignore | |
503 | the 64-bit ones. For GNU nm, the default is and always | |
504 | has been -X 32_64, and other options are not supported. */ | |
505 | if (strcmp (optarg, "32_64") != 0) | |
506 | fatal (_("Only -X 32_64 is supported")); | |
507 | break; | |
252b5132 | 508 | |
c20f4f8c | 509 | case OPTION_TARGET: /* --target */ |
252b5132 RH |
510 | target = optarg; |
511 | break; | |
512 | ||
513 | case 0: /* A long option that just sets a flag. */ | |
514 | break; | |
515 | ||
516 | default: | |
517 | usage (stderr, 1); | |
518 | } | |
519 | } | |
520 | ||
521 | if (show_version) | |
522 | print_version ("nm"); | |
523 | ||
524 | /* OK, all options now parsed. If no filename specified, do a.out. */ | |
525 | if (optind == argc) | |
526 | return !display_file ("a.out"); | |
527 | ||
528 | retval = 0; | |
529 | ||
530 | if (argc - optind > 1) | |
531 | filename_per_file = 1; | |
532 | ||
533 | /* We were given several filenames to do. */ | |
534 | while (optind < argc) | |
535 | { | |
536 | PROGRESS (1); | |
537 | if (!display_file (argv[optind++])) | |
538 | retval++; | |
539 | } | |
540 | ||
541 | END_PROGRESS (program_name); | |
542 | ||
543 | #ifdef HAVE_SBRK | |
544 | if (show_stats) | |
545 | { | |
546 | char *lim = (char *) sbrk (0); | |
547 | ||
37cc8ec1 | 548 | non_fatal (_("data size %ld"), (long) (lim - (char *) &environ)); |
252b5132 RH |
549 | } |
550 | #endif | |
551 | ||
552 | exit (retval); | |
553 | return retval; | |
554 | } | |
555 | \f | |
556 | static void | |
557 | display_archive (file) | |
558 | bfd *file; | |
559 | { | |
560 | bfd *arfile = NULL; | |
561 | bfd *last_arfile = NULL; | |
562 | char **matching; | |
563 | ||
564 | (*format->print_archive_filename) (bfd_get_filename (file)); | |
565 | ||
566 | if (print_armap) | |
567 | print_symdef_entry (file); | |
568 | ||
569 | for (;;) | |
570 | { | |
571 | PROGRESS (1); | |
572 | ||
573 | arfile = bfd_openr_next_archived_file (file, arfile); | |
574 | ||
575 | if (arfile == NULL) | |
576 | { | |
577 | if (bfd_get_error () != bfd_error_no_more_archived_files) | |
578 | bfd_fatal (bfd_get_filename (file)); | |
579 | break; | |
580 | } | |
581 | ||
582 | if (bfd_check_format_matches (arfile, bfd_object, &matching)) | |
583 | { | |
584 | (*format->print_archive_member) (bfd_get_filename (file), | |
585 | bfd_get_filename (arfile)); | |
586 | display_rel_file (arfile, file); | |
587 | } | |
588 | else | |
589 | { | |
590 | bfd_nonfatal (bfd_get_filename (arfile)); | |
591 | if (bfd_get_error () == bfd_error_file_ambiguously_recognized) | |
592 | { | |
593 | list_matching_formats (matching); | |
594 | free (matching); | |
595 | } | |
596 | } | |
597 | ||
598 | if (last_arfile != NULL) | |
599 | { | |
600 | bfd_close (last_arfile); | |
601 | lineno_cache_bfd = NULL; | |
602 | lineno_cache_rel_bfd = NULL; | |
603 | } | |
604 | last_arfile = arfile; | |
605 | } | |
606 | ||
607 | if (last_arfile != NULL) | |
608 | { | |
609 | bfd_close (last_arfile); | |
610 | lineno_cache_bfd = NULL; | |
611 | lineno_cache_rel_bfd = NULL; | |
612 | } | |
613 | } | |
614 | ||
615 | static boolean | |
616 | display_file (filename) | |
617 | char *filename; | |
618 | { | |
619 | boolean retval = true; | |
620 | bfd *file; | |
621 | char **matching; | |
622 | ||
623 | file = bfd_openr (filename, target); | |
624 | if (file == NULL) | |
625 | { | |
626 | bfd_nonfatal (filename); | |
627 | return false; | |
628 | } | |
629 | ||
630 | if (bfd_check_format (file, bfd_archive)) | |
631 | { | |
632 | display_archive (file); | |
633 | } | |
634 | else if (bfd_check_format_matches (file, bfd_object, &matching)) | |
635 | { | |
636 | (*format->print_object_filename) (filename); | |
637 | display_rel_file (file, NULL); | |
638 | } | |
639 | else | |
640 | { | |
641 | bfd_nonfatal (filename); | |
642 | if (bfd_get_error () == bfd_error_file_ambiguously_recognized) | |
643 | { | |
644 | list_matching_formats (matching); | |
645 | free (matching); | |
646 | } | |
647 | retval = false; | |
648 | } | |
649 | ||
650 | if (bfd_close (file) == false) | |
651 | bfd_fatal (filename); | |
652 | ||
653 | lineno_cache_bfd = NULL; | |
654 | lineno_cache_rel_bfd = NULL; | |
655 | ||
656 | return retval; | |
657 | } | |
658 | \f | |
659 | /* These globals are used to pass information into the sorting | |
660 | routines. */ | |
661 | static bfd *sort_bfd; | |
662 | static boolean sort_dynamic; | |
663 | static asymbol *sort_x; | |
664 | static asymbol *sort_y; | |
665 | ||
666 | /* Symbol-sorting predicates */ | |
667 | #define valueof(x) ((x)->section->vma + (x)->value) | |
668 | ||
669 | /* Numeric sorts. Undefined symbols are always considered "less than" | |
670 | defined symbols with zero values. Common symbols are not treated | |
671 | specially -- i.e., their sizes are used as their "values". */ | |
672 | ||
673 | static int | |
674 | numeric_forward (P_x, P_y) | |
675 | const PTR P_x; | |
676 | const PTR P_y; | |
677 | { | |
678 | asymbol *x, *y; | |
679 | asection *xs, *ys; | |
680 | ||
681 | x = bfd_minisymbol_to_symbol (sort_bfd, sort_dynamic, P_x, sort_x); | |
682 | y = bfd_minisymbol_to_symbol (sort_bfd, sort_dynamic, P_y, sort_y); | |
683 | if (x == NULL || y == NULL) | |
684 | bfd_fatal (bfd_get_filename (sort_bfd)); | |
685 | ||
686 | xs = bfd_get_section (x); | |
687 | ys = bfd_get_section (y); | |
688 | ||
689 | if (bfd_is_und_section (xs)) | |
690 | { | |
691 | if (! bfd_is_und_section (ys)) | |
692 | return -1; | |
693 | } | |
694 | else if (bfd_is_und_section (ys)) | |
695 | return 1; | |
696 | else if (valueof (x) != valueof (y)) | |
697 | return valueof (x) < valueof (y) ? -1 : 1; | |
698 | ||
699 | return non_numeric_forward (P_x, P_y); | |
700 | } | |
701 | ||
702 | static int | |
703 | numeric_reverse (x, y) | |
704 | const PTR x; | |
705 | const PTR y; | |
706 | { | |
707 | return - numeric_forward (x, y); | |
708 | } | |
709 | ||
710 | static int | |
711 | non_numeric_forward (P_x, P_y) | |
712 | const PTR P_x; | |
713 | const PTR P_y; | |
714 | { | |
715 | asymbol *x, *y; | |
716 | const char *xn, *yn; | |
717 | ||
718 | x = bfd_minisymbol_to_symbol (sort_bfd, sort_dynamic, P_x, sort_x); | |
719 | y = bfd_minisymbol_to_symbol (sort_bfd, sort_dynamic, P_y, sort_y); | |
720 | if (x == NULL || y == NULL) | |
721 | bfd_fatal (bfd_get_filename (sort_bfd)); | |
722 | ||
723 | xn = bfd_asymbol_name (x); | |
724 | yn = bfd_asymbol_name (y); | |
725 | ||
726 | return ((xn == NULL) ? ((yn == NULL) ? 0 : -1) : | |
727 | ((yn == NULL) ? 1 : strcmp (xn, yn))); | |
728 | } | |
729 | ||
730 | static int | |
731 | non_numeric_reverse (x, y) | |
732 | const PTR x; | |
733 | const PTR y; | |
734 | { | |
735 | return - non_numeric_forward (x, y); | |
736 | } | |
737 | ||
738 | static int (*(sorters[2][2])) PARAMS ((const PTR, const PTR)) = | |
739 | { | |
740 | { non_numeric_forward, non_numeric_reverse }, | |
741 | { numeric_forward, numeric_reverse } | |
742 | }; | |
743 | ||
744 | /* This sort routine is used by sort_symbols_by_size. It is similar | |
745 | to numeric_forward, but when symbols have the same value it sorts | |
746 | by section VMA. This simplifies the sort_symbols_by_size code | |
747 | which handles symbols at the end of sections. Also, this routine | |
748 | tries to sort file names before other symbols with the same value. | |
749 | That will make the file name have a zero size, which will make | |
750 | sort_symbols_by_size choose the non file name symbol, leading to | |
751 | more meaningful output. For similar reasons, this code sorts | |
752 | gnu_compiled_* and gcc2_compiled before other symbols with the same | |
753 | value. */ | |
754 | ||
755 | static int | |
756 | size_forward1 (P_x, P_y) | |
757 | const PTR P_x; | |
758 | const PTR P_y; | |
759 | { | |
760 | asymbol *x, *y; | |
761 | asection *xs, *ys; | |
762 | const char *xn, *yn; | |
763 | size_t xnl, ynl; | |
764 | int xf, yf; | |
765 | ||
766 | x = bfd_minisymbol_to_symbol (sort_bfd, sort_dynamic, P_x, sort_x); | |
767 | y = bfd_minisymbol_to_symbol (sort_bfd, sort_dynamic, P_y, sort_y); | |
768 | if (x == NULL || y == NULL) | |
769 | bfd_fatal (bfd_get_filename (sort_bfd)); | |
770 | ||
771 | xs = bfd_get_section (x); | |
772 | ys = bfd_get_section (y); | |
773 | ||
774 | if (bfd_is_und_section (xs)) | |
775 | abort (); | |
776 | if (bfd_is_und_section (ys)) | |
777 | abort (); | |
778 | ||
779 | if (valueof (x) != valueof (y)) | |
780 | return valueof (x) < valueof (y) ? -1 : 1; | |
781 | ||
782 | if (xs->vma != ys->vma) | |
783 | return xs->vma < ys->vma ? -1 : 1; | |
784 | ||
785 | xn = bfd_asymbol_name (x); | |
786 | yn = bfd_asymbol_name (y); | |
787 | xnl = strlen (xn); | |
788 | ynl = strlen (yn); | |
789 | ||
790 | /* The symbols gnu_compiled and gcc2_compiled convey even less | |
791 | information than the file name, so sort them out first. */ | |
792 | ||
793 | xf = (strstr (xn, "gnu_compiled") != NULL | |
794 | || strstr (xn, "gcc2_compiled") != NULL); | |
795 | yf = (strstr (yn, "gnu_compiled") != NULL | |
796 | || strstr (yn, "gcc2_compiled") != NULL); | |
797 | ||
798 | if (xf && ! yf) | |
799 | return -1; | |
800 | if (! xf && yf) | |
801 | return 1; | |
802 | ||
803 | /* We use a heuristic for the file name. It may not work on non | |
804 | Unix systems, but it doesn't really matter; the only difference | |
805 | is precisely which symbol names get printed. */ | |
806 | ||
807 | #define file_symbol(s, sn, snl) \ | |
808 | (((s)->flags & BSF_FILE) != 0 \ | |
809 | || ((sn)[(snl) - 2] == '.' \ | |
810 | && ((sn)[(snl) - 1] == 'o' \ | |
811 | || (sn)[(snl) - 1] == 'a'))) | |
812 | ||
813 | xf = file_symbol (x, xn, xnl); | |
814 | yf = file_symbol (y, yn, ynl); | |
815 | ||
816 | if (xf && ! yf) | |
817 | return -1; | |
818 | if (! xf && yf) | |
819 | return 1; | |
820 | ||
821 | return non_numeric_forward (P_x, P_y); | |
822 | } | |
823 | ||
824 | /* This sort routine is used by sort_symbols_by_size. It is sorting | |
825 | an array of size_sym structures into size order. */ | |
826 | ||
827 | static int | |
828 | size_forward2 (P_x, P_y) | |
829 | const PTR P_x; | |
830 | const PTR P_y; | |
831 | { | |
832 | const struct size_sym *x = (const struct size_sym *) P_x; | |
833 | const struct size_sym *y = (const struct size_sym *) P_y; | |
834 | ||
835 | if (x->size < y->size) | |
836 | return reverse_sort ? 1 : -1; | |
837 | else if (x->size > y->size) | |
838 | return reverse_sort ? -1 : 1; | |
839 | else | |
840 | return sorters[0][reverse_sort] (x->minisym, y->minisym); | |
841 | } | |
842 | ||
6ab6b380 NC |
843 | /* Sort the symbols by size. ELF provides a size but for other formats |
844 | we have to make a guess by assuming that the difference between the | |
845 | address of a symbol and the address of the next higher symbol is the | |
846 | size. */ | |
252b5132 RH |
847 | |
848 | static long | |
849 | sort_symbols_by_size (abfd, dynamic, minisyms, symcount, size, symsizesp) | |
850 | bfd *abfd; | |
851 | boolean dynamic; | |
852 | PTR minisyms; | |
853 | long symcount; | |
854 | unsigned int size; | |
855 | struct size_sym **symsizesp; | |
856 | { | |
857 | struct size_sym *symsizes; | |
858 | bfd_byte *from, *fromend; | |
859 | asymbol *sym = NULL; | |
860 | asymbol *store_sym, *store_next; | |
861 | ||
862 | qsort (minisyms, symcount, size, size_forward1); | |
863 | ||
864 | /* We are going to return a special set of symbols and sizes to | |
865 | print. */ | |
866 | symsizes = (struct size_sym *) xmalloc (symcount * sizeof (struct size_sym)); | |
867 | *symsizesp = symsizes; | |
868 | ||
869 | /* Note that filter_symbols has already removed all absolute and | |
870 | undefined symbols. Here we remove all symbols whose size winds | |
871 | up as zero. */ | |
872 | ||
873 | from = (bfd_byte *) minisyms; | |
874 | fromend = from + symcount * size; | |
875 | ||
876 | store_sym = sort_x; | |
877 | store_next = sort_y; | |
878 | ||
879 | if (from < fromend) | |
880 | { | |
881 | sym = bfd_minisymbol_to_symbol (abfd, dynamic, (const PTR) from, | |
882 | store_sym); | |
883 | if (sym == NULL) | |
884 | bfd_fatal (bfd_get_filename (abfd)); | |
885 | } | |
886 | ||
887 | for (; from < fromend; from += size) | |
888 | { | |
889 | asymbol *next; | |
890 | asection *sec; | |
891 | bfd_vma sz; | |
892 | asymbol *temp; | |
893 | ||
894 | if (from + size < fromend) | |
895 | { | |
896 | next = bfd_minisymbol_to_symbol (abfd, | |
897 | dynamic, | |
898 | (const PTR) (from + size), | |
899 | store_next); | |
900 | if (next == NULL) | |
901 | bfd_fatal (bfd_get_filename (abfd)); | |
902 | } | |
903 | else | |
904 | next = NULL; | |
905 | ||
906 | sec = bfd_get_section (sym); | |
907 | ||
6ab6b380 NC |
908 | if (bfd_get_flavour (abfd) == bfd_target_elf_flavour) |
909 | sz = ((elf_symbol_type *) sym)->internal_elf_sym.st_size; | |
910 | else if (bfd_is_com_section (sec)) | |
252b5132 RH |
911 | sz = sym->value; |
912 | else | |
913 | { | |
914 | if (from + size < fromend | |
915 | && sec == bfd_get_section (next)) | |
916 | sz = valueof (next) - valueof (sym); | |
917 | else | |
918 | sz = (bfd_get_section_vma (abfd, sec) | |
919 | + bfd_section_size (abfd, sec) | |
920 | - valueof (sym)); | |
921 | } | |
922 | ||
923 | if (sz != 0) | |
924 | { | |
925 | symsizes->minisym = (const PTR) from; | |
926 | symsizes->size = sz; | |
927 | ++symsizes; | |
928 | } | |
929 | ||
930 | sym = next; | |
931 | ||
932 | temp = store_sym; | |
933 | store_sym = store_next; | |
934 | store_next = temp; | |
935 | } | |
936 | ||
937 | symcount = symsizes - *symsizesp; | |
938 | ||
939 | /* We must now sort again by size. */ | |
940 | qsort ((PTR) *symsizesp, symcount, sizeof (struct size_sym), size_forward2); | |
941 | ||
942 | return symcount; | |
943 | } | |
944 | \f | |
945 | /* If ARCHIVE_BFD is non-NULL, it is the archive containing ABFD. */ | |
946 | ||
947 | static void | |
948 | display_rel_file (abfd, archive_bfd) | |
949 | bfd *abfd; | |
950 | bfd *archive_bfd; | |
951 | { | |
952 | long symcount; | |
953 | PTR minisyms; | |
954 | unsigned int size; | |
955 | struct size_sym *symsizes; | |
62a5a82d | 956 | char buf[30]; |
252b5132 RH |
957 | |
958 | if (! dynamic) | |
959 | { | |
960 | if (!(bfd_get_file_flags (abfd) & HAS_SYMS)) | |
961 | { | |
37cc8ec1 | 962 | non_fatal (_("%s: no symbols"), bfd_get_filename (abfd)); |
252b5132 RH |
963 | return; |
964 | } | |
965 | } | |
966 | ||
967 | symcount = bfd_read_minisymbols (abfd, dynamic, &minisyms, &size); | |
968 | if (symcount < 0) | |
969 | bfd_fatal (bfd_get_filename (abfd)); | |
970 | ||
971 | if (symcount == 0) | |
972 | { | |
37cc8ec1 | 973 | non_fatal (_("%s: no symbols"), bfd_get_filename (abfd)); |
252b5132 RH |
974 | return; |
975 | } | |
976 | ||
62a5a82d L |
977 | bfd_sprintf_vma (abfd, buf, (bfd_vma) -1); |
978 | print_width = strlen (buf); | |
979 | ||
252b5132 RH |
980 | /* Discard the symbols we don't want to print. |
981 | It's OK to do this in place; we'll free the storage anyway | |
982 | (after printing). */ | |
983 | ||
984 | symcount = filter_symbols (abfd, dynamic, minisyms, symcount, size); | |
985 | ||
986 | symsizes = NULL; | |
987 | if (! no_sort) | |
988 | { | |
989 | sort_bfd = abfd; | |
990 | sort_dynamic = dynamic; | |
991 | sort_x = bfd_make_empty_symbol (abfd); | |
992 | sort_y = bfd_make_empty_symbol (abfd); | |
993 | if (sort_x == NULL || sort_y == NULL) | |
994 | bfd_fatal (bfd_get_filename (abfd)); | |
995 | ||
996 | if (! sort_by_size) | |
997 | qsort (minisyms, symcount, size, | |
998 | sorters[sort_numerically][reverse_sort]); | |
999 | else | |
1000 | symcount = sort_symbols_by_size (abfd, dynamic, minisyms, symcount, | |
1001 | size, &symsizes); | |
1002 | } | |
1003 | ||
1004 | if (! sort_by_size) | |
1005 | print_symbols (abfd, dynamic, minisyms, symcount, size, archive_bfd); | |
1006 | else | |
1007 | print_size_symbols (abfd, dynamic, symsizes, symcount, archive_bfd); | |
1008 | ||
1009 | free (minisyms); | |
1010 | } | |
1011 | \f | |
1012 | /* Choose which symbol entries to print; | |
1013 | compact them downward to get rid of the rest. | |
1014 | Return the number of symbols to be printed. */ | |
1015 | ||
1016 | static long | |
1017 | filter_symbols (abfd, dynamic, minisyms, symcount, size) | |
1018 | bfd *abfd; | |
1019 | boolean dynamic; | |
1020 | PTR minisyms; | |
1021 | long symcount; | |
1022 | unsigned int size; | |
1023 | { | |
1024 | bfd_byte *from, *fromend, *to; | |
1025 | asymbol *store; | |
1026 | ||
1027 | store = bfd_make_empty_symbol (abfd); | |
1028 | if (store == NULL) | |
1029 | bfd_fatal (bfd_get_filename (abfd)); | |
1030 | ||
1031 | from = (bfd_byte *) minisyms; | |
1032 | fromend = from + symcount * size; | |
1033 | to = (bfd_byte *) minisyms; | |
1034 | ||
1035 | for (; from < fromend; from += size) | |
1036 | { | |
1037 | int keep = 0; | |
1038 | asymbol *sym; | |
1039 | ||
1040 | PROGRESS (1); | |
0af11b59 | 1041 | |
252b5132 RH |
1042 | sym = bfd_minisymbol_to_symbol (abfd, dynamic, (const PTR) from, store); |
1043 | if (sym == NULL) | |
1044 | bfd_fatal (bfd_get_filename (abfd)); | |
1045 | ||
1046 | if (undefined_only) | |
1047 | keep = bfd_is_und_section (sym->section); | |
1048 | else if (external_only) | |
1049 | keep = ((sym->flags & BSF_GLOBAL) != 0 | |
1050 | || (sym->flags & BSF_WEAK) != 0 | |
1051 | || bfd_is_und_section (sym->section) | |
1052 | || bfd_is_com_section (sym->section)); | |
1053 | else | |
1054 | keep = 1; | |
1055 | ||
1056 | if (keep | |
1057 | && ! print_debug_syms | |
1058 | && (sym->flags & BSF_DEBUGGING) != 0) | |
1059 | keep = 0; | |
1060 | ||
1061 | if (keep | |
1062 | && sort_by_size | |
1063 | && (bfd_is_abs_section (sym->section) | |
1064 | || bfd_is_und_section (sym->section))) | |
1065 | keep = 0; | |
1066 | ||
1067 | if (keep | |
1068 | && defined_only) | |
1069 | { | |
1070 | if (bfd_is_und_section (sym->section)) | |
1071 | keep = 0; | |
1072 | } | |
1073 | ||
1074 | if (keep) | |
1075 | { | |
1076 | memcpy (to, from, size); | |
1077 | to += size; | |
1078 | } | |
1079 | } | |
1080 | ||
1081 | return (to - (bfd_byte *) minisyms) / size; | |
1082 | } | |
1083 | \f | |
1084 | /* Print symbol name NAME, read from ABFD, with printf format FORMAT, | |
1085 | demangling it if requested. */ | |
1086 | ||
1087 | static void | |
1088 | print_symname (format, name, abfd) | |
1089 | const char *format; | |
1090 | const char *name; | |
1091 | bfd *abfd; | |
1092 | { | |
1093 | if (do_demangle && *name) | |
1094 | { | |
1095 | char *res; | |
1096 | ||
1097 | /* In this mode, give a user-level view of the symbol name | |
1098 | even if it's not mangled; strip off any leading | |
1099 | underscore. */ | |
1100 | if (bfd_get_symbol_leading_char (abfd) == name[0]) | |
1101 | name++; | |
1102 | ||
1103 | res = cplus_demangle (name, DMGL_ANSI | DMGL_PARAMS); | |
1104 | if (res) | |
1105 | { | |
1106 | printf (format, res); | |
1107 | free (res); | |
1108 | return; | |
1109 | } | |
1110 | } | |
1111 | ||
1112 | printf (format, name); | |
1113 | } | |
1114 | ||
1115 | /* Print the symbols. If ARCHIVE_BFD is non-NULL, it is the archive | |
1116 | containing ABFD. */ | |
1117 | ||
1118 | static void | |
1119 | print_symbols (abfd, dynamic, minisyms, symcount, size, archive_bfd) | |
1120 | bfd *abfd; | |
1121 | boolean dynamic; | |
1122 | PTR minisyms; | |
1123 | long symcount; | |
1124 | unsigned int size; | |
1125 | bfd *archive_bfd; | |
1126 | { | |
1127 | asymbol *store; | |
1128 | bfd_byte *from, *fromend; | |
1129 | ||
1130 | store = bfd_make_empty_symbol (abfd); | |
1131 | if (store == NULL) | |
1132 | bfd_fatal (bfd_get_filename (abfd)); | |
1133 | ||
1134 | from = (bfd_byte *) minisyms; | |
1135 | fromend = from + symcount * size; | |
1136 | for (; from < fromend; from += size) | |
1137 | { | |
1138 | asymbol *sym; | |
1139 | ||
1140 | sym = bfd_minisymbol_to_symbol (abfd, dynamic, from, store); | |
1141 | if (sym == NULL) | |
1142 | bfd_fatal (bfd_get_filename (abfd)); | |
1143 | ||
1144 | print_symbol (abfd, sym, archive_bfd); | |
1145 | } | |
1146 | } | |
1147 | ||
1148 | /* Print the symbols when sorting by size. */ | |
1149 | ||
0af11b59 | 1150 | static void |
252b5132 RH |
1151 | print_size_symbols (abfd, dynamic, symsizes, symcount, archive_bfd) |
1152 | bfd *abfd; | |
1153 | boolean dynamic; | |
1154 | struct size_sym *symsizes; | |
1155 | long symcount; | |
1156 | bfd *archive_bfd; | |
1157 | { | |
1158 | asymbol *store; | |
1159 | struct size_sym *from, *fromend; | |
1160 | ||
1161 | store = bfd_make_empty_symbol (abfd); | |
1162 | if (store == NULL) | |
1163 | bfd_fatal (bfd_get_filename (abfd)); | |
1164 | ||
1165 | from = symsizes; | |
1166 | fromend = from + symcount; | |
1167 | for (; from < fromend; from++) | |
1168 | { | |
1169 | asymbol *sym; | |
1170 | ||
1171 | sym = bfd_minisymbol_to_symbol (abfd, dynamic, from->minisym, store); | |
1172 | if (sym == NULL) | |
1173 | bfd_fatal (bfd_get_filename (abfd)); | |
1174 | ||
1175 | /* Set the symbol value so that we actually display the symbol | |
1176 | size. */ | |
1177 | sym->value = from->size - bfd_section_vma (abfd, bfd_get_section (sym)); | |
1178 | ||
1179 | print_symbol (abfd, sym, archive_bfd); | |
1180 | } | |
1181 | } | |
1182 | ||
1183 | /* Print a single symbol. */ | |
1184 | ||
1185 | static void | |
1186 | print_symbol (abfd, sym, archive_bfd) | |
1187 | bfd *abfd; | |
1188 | asymbol *sym; | |
1189 | bfd *archive_bfd; | |
1190 | { | |
1191 | PROGRESS (1); | |
1192 | ||
1193 | (*format->print_symbol_filename) (archive_bfd, abfd); | |
1194 | ||
1195 | if (undefined_only) | |
1196 | { | |
1197 | if (bfd_is_und_section (bfd_get_section (sym))) | |
1198 | print_symname ("%s", bfd_asymbol_name (sym), abfd); | |
1199 | } | |
1200 | else | |
1201 | { | |
1202 | symbol_info syminfo; | |
1203 | ||
1204 | bfd_get_symbol_info (abfd, sym, &syminfo); | |
1205 | (*format->print_symbol_info) (&syminfo, abfd); | |
1206 | } | |
1207 | ||
1208 | if (line_numbers) | |
1209 | { | |
1210 | static asymbol **syms; | |
1211 | static long symcount; | |
1212 | const char *filename, *functionname; | |
1213 | unsigned int lineno; | |
1214 | ||
1215 | /* We need to get the canonical symbols in order to call | |
1216 | bfd_find_nearest_line. This is inefficient, but, then, you | |
1217 | don't have to use --line-numbers. */ | |
1218 | if (abfd != lineno_cache_bfd && syms != NULL) | |
1219 | { | |
1220 | free (syms); | |
1221 | syms = NULL; | |
1222 | } | |
1223 | if (syms == NULL) | |
1224 | { | |
1225 | long symsize; | |
1226 | ||
1227 | symsize = bfd_get_symtab_upper_bound (abfd); | |
1228 | if (symsize < 0) | |
1229 | bfd_fatal (bfd_get_filename (abfd)); | |
1230 | syms = (asymbol **) xmalloc (symsize); | |
1231 | symcount = bfd_canonicalize_symtab (abfd, syms); | |
1232 | if (symcount < 0) | |
1233 | bfd_fatal (bfd_get_filename (abfd)); | |
1234 | lineno_cache_bfd = abfd; | |
1235 | } | |
1236 | ||
1237 | if (bfd_is_und_section (bfd_get_section (sym))) | |
1238 | { | |
1239 | static asection **secs; | |
1240 | static arelent ***relocs; | |
1241 | static long *relcount; | |
1242 | static unsigned int seccount; | |
1243 | unsigned int i; | |
1244 | const char *symname; | |
1245 | ||
1246 | /* For an undefined symbol, we try to find a reloc for the | |
1247 | symbol, and print the line number of the reloc. */ | |
1248 | ||
1249 | if (abfd != lineno_cache_rel_bfd && relocs != NULL) | |
1250 | { | |
1251 | for (i = 0; i < seccount; i++) | |
1252 | if (relocs[i] != NULL) | |
1253 | free (relocs[i]); | |
1254 | free (secs); | |
1255 | free (relocs); | |
1256 | free (relcount); | |
1257 | secs = NULL; | |
1258 | relocs = NULL; | |
1259 | relcount = NULL; | |
1260 | } | |
1261 | ||
1262 | if (relocs == NULL) | |
1263 | { | |
1264 | struct get_relocs_info info; | |
1265 | ||
1266 | seccount = bfd_count_sections (abfd); | |
1267 | ||
1268 | secs = (asection **) xmalloc (seccount * sizeof *secs); | |
1269 | relocs = (arelent ***) xmalloc (seccount * sizeof *relocs); | |
1270 | relcount = (long *) xmalloc (seccount * sizeof *relcount); | |
1271 | ||
1272 | info.secs = secs; | |
1273 | info.relocs = relocs; | |
1274 | info.relcount = relcount; | |
1275 | info.syms = syms; | |
1276 | bfd_map_over_sections (abfd, get_relocs, (PTR) &info); | |
1277 | lineno_cache_rel_bfd = abfd; | |
1278 | } | |
1279 | ||
1280 | symname = bfd_asymbol_name (sym); | |
1281 | for (i = 0; i < seccount; i++) | |
1282 | { | |
1283 | long j; | |
1284 | ||
1285 | for (j = 0; j < relcount[i]; j++) | |
1286 | { | |
1287 | arelent *r; | |
1288 | ||
1289 | r = relocs[i][j]; | |
1290 | if (r->sym_ptr_ptr != NULL | |
1291 | && (*r->sym_ptr_ptr)->section == sym->section | |
1292 | && (*r->sym_ptr_ptr)->value == sym->value | |
1293 | && strcmp (symname, | |
1294 | bfd_asymbol_name (*r->sym_ptr_ptr)) == 0 | |
1295 | && bfd_find_nearest_line (abfd, secs[i], syms, | |
1296 | r->address, &filename, | |
dd70071f AM |
1297 | &functionname, &lineno) |
1298 | && filename != NULL) | |
252b5132 RH |
1299 | { |
1300 | /* We only print the first one we find. */ | |
1301 | printf ("\t%s:%u", filename, lineno); | |
1302 | i = seccount; | |
1303 | break; | |
1304 | } | |
1305 | } | |
1306 | } | |
1307 | } | |
1308 | else if (bfd_get_section (sym)->owner == abfd) | |
1309 | { | |
1310 | if (bfd_find_nearest_line (abfd, bfd_get_section (sym), syms, | |
1311 | sym->value, &filename, &functionname, | |
1312 | &lineno) | |
1313 | && filename != NULL | |
1314 | && lineno != 0) | |
1315 | { | |
1316 | printf ("\t%s:%u", filename, lineno); | |
1317 | } | |
1318 | } | |
1319 | } | |
1320 | ||
1321 | putchar ('\n'); | |
1322 | } | |
1323 | \f | |
1324 | /* The following 3 groups of functions are called unconditionally, | |
1325 | once at the start of processing each file of the appropriate type. | |
1326 | They should check `filename_per_file' and `filename_per_symbol', | |
1327 | as appropriate for their output format, to determine whether to | |
1328 | print anything. */ | |
1329 | \f | |
1330 | /* Print the name of an object file given on the command line. */ | |
1331 | ||
1332 | static void | |
1333 | print_object_filename_bsd (filename) | |
1334 | char *filename; | |
1335 | { | |
1336 | if (filename_per_file && !filename_per_symbol) | |
1337 | printf ("\n%s:\n", filename); | |
1338 | } | |
1339 | ||
1340 | static void | |
1341 | print_object_filename_sysv (filename) | |
1342 | char *filename; | |
1343 | { | |
1344 | if (undefined_only) | |
1345 | printf (_("\n\nUndefined symbols from %s:\n\n"), filename); | |
1346 | else | |
1347 | printf (_("\n\nSymbols from %s:\n\n"), filename); | |
1348 | printf (_("\ | |
1349 | Name Value Class Type Size Line Section\n\n")); | |
1350 | } | |
1351 | ||
1352 | static void | |
1353 | print_object_filename_posix (filename) | |
1354 | char *filename; | |
1355 | { | |
1356 | if (filename_per_file && !filename_per_symbol) | |
1357 | printf ("%s:\n", filename); | |
1358 | } | |
1359 | \f | |
1360 | /* Print the name of an archive file given on the command line. */ | |
1361 | ||
1362 | static void | |
1363 | print_archive_filename_bsd (filename) | |
1364 | char *filename; | |
1365 | { | |
1366 | if (filename_per_file) | |
1367 | printf ("\n%s:\n", filename); | |
1368 | } | |
1369 | ||
1370 | static void | |
1371 | print_archive_filename_sysv (filename) | |
b4c96d0d | 1372 | char *filename ATTRIBUTE_UNUSED; |
252b5132 RH |
1373 | { |
1374 | } | |
1375 | ||
1376 | static void | |
1377 | print_archive_filename_posix (filename) | |
b4c96d0d | 1378 | char *filename ATTRIBUTE_UNUSED; |
252b5132 RH |
1379 | { |
1380 | } | |
1381 | \f | |
1382 | /* Print the name of an archive member file. */ | |
1383 | ||
1384 | static void | |
1385 | print_archive_member_bsd (archive, filename) | |
b4c96d0d | 1386 | char *archive ATTRIBUTE_UNUSED; |
b1f88ebe | 1387 | const char *filename; |
252b5132 RH |
1388 | { |
1389 | if (!filename_per_symbol) | |
1390 | printf ("\n%s:\n", filename); | |
1391 | } | |
1392 | ||
1393 | static void | |
1394 | print_archive_member_sysv (archive, filename) | |
1395 | char *archive; | |
b1f88ebe | 1396 | const char *filename; |
252b5132 RH |
1397 | { |
1398 | if (undefined_only) | |
1399 | printf (_("\n\nUndefined symbols from %s[%s]:\n\n"), archive, filename); | |
1400 | else | |
1401 | printf (_("\n\nSymbols from %s[%s]:\n\n"), archive, filename); | |
1402 | printf (_("\ | |
1403 | Name Value Class Type Size Line Section\n\n")); | |
1404 | } | |
1405 | ||
1406 | static void | |
1407 | print_archive_member_posix (archive, filename) | |
1408 | char *archive; | |
b1f88ebe | 1409 | const char *filename; |
252b5132 RH |
1410 | { |
1411 | if (!filename_per_symbol) | |
1412 | printf ("%s[%s]:\n", archive, filename); | |
1413 | } | |
1414 | \f | |
1415 | /* Print the name of the file (and archive, if there is one) | |
1416 | containing a symbol. */ | |
1417 | ||
1418 | static void | |
1419 | print_symbol_filename_bsd (archive_bfd, abfd) | |
1420 | bfd *archive_bfd, *abfd; | |
1421 | { | |
1422 | if (filename_per_symbol) | |
1423 | { | |
1424 | if (archive_bfd) | |
1425 | printf ("%s:", bfd_get_filename (archive_bfd)); | |
1426 | printf ("%s:", bfd_get_filename (abfd)); | |
1427 | } | |
1428 | } | |
1429 | ||
1430 | static void | |
1431 | print_symbol_filename_sysv (archive_bfd, abfd) | |
1432 | bfd *archive_bfd, *abfd; | |
1433 | { | |
1434 | if (filename_per_symbol) | |
1435 | { | |
1436 | if (archive_bfd) | |
1437 | printf ("%s:", bfd_get_filename (archive_bfd)); | |
1438 | printf ("%s:", bfd_get_filename (abfd)); | |
1439 | } | |
1440 | } | |
1441 | ||
1442 | static void | |
1443 | print_symbol_filename_posix (archive_bfd, abfd) | |
1444 | bfd *archive_bfd, *abfd; | |
1445 | { | |
1446 | if (filename_per_symbol) | |
1447 | { | |
1448 | if (archive_bfd) | |
1449 | printf ("%s[%s]: ", bfd_get_filename (archive_bfd), | |
1450 | bfd_get_filename (abfd)); | |
1451 | else | |
1452 | printf ("%s: ", bfd_get_filename (abfd)); | |
1453 | } | |
1454 | } | |
1455 | \f | |
1456 | /* Print a symbol value. */ | |
1457 | ||
1458 | static void | |
d8180c76 | 1459 | print_value (abfd, val) |
3deb89d3 | 1460 | bfd *abfd ATTRIBUTE_UNUSED; |
252b5132 RH |
1461 | bfd_vma val; |
1462 | { | |
1463 | #if ! defined (BFD64) || BFD_HOST_64BIT_LONG | |
1464 | printf (value_format, val); | |
1465 | #else | |
1466 | /* We have a 64 bit value to print, but the host is only 32 bit. */ | |
1467 | if (print_radix == 16) | |
d8180c76 | 1468 | bfd_fprintf_vma (abfd, stdout, val); |
252b5132 RH |
1469 | else |
1470 | { | |
1471 | char buf[30]; | |
1472 | char *s; | |
1473 | ||
1474 | s = buf + sizeof buf; | |
1475 | *--s = '\0'; | |
1476 | while (val > 0) | |
1477 | { | |
1478 | *--s = (val % print_radix) + '0'; | |
1479 | val /= print_radix; | |
1480 | } | |
1481 | while ((buf + sizeof buf - 1) - s < 16) | |
1482 | *--s = '0'; | |
1483 | printf ("%s", s); | |
1484 | } | |
1485 | #endif | |
1486 | } | |
1487 | ||
1488 | /* Print a line of information about a symbol. */ | |
1489 | ||
1490 | static void | |
1491 | print_symbol_info_bsd (info, abfd) | |
1492 | symbol_info *info; | |
1493 | bfd *abfd; | |
1494 | { | |
fad6fcbb | 1495 | if (bfd_is_undefined_symclass (info->type)) |
252b5132 | 1496 | { |
62a5a82d L |
1497 | if (print_width == 16) |
1498 | printf (" "); | |
21211521 | 1499 | printf (" "); |
252b5132 RH |
1500 | } |
1501 | else | |
d8180c76 | 1502 | print_value (abfd, info->value); |
252b5132 RH |
1503 | printf (" %c", info->type); |
1504 | if (info->type == '-') | |
1505 | { | |
1506 | /* A stab. */ | |
1507 | printf (" "); | |
1508 | printf (other_format, info->stab_other); | |
1509 | printf (" "); | |
1510 | printf (desc_format, info->stab_desc); | |
1511 | printf (" %5s", info->stab_name); | |
1512 | } | |
1513 | print_symname (" %s", info->name, abfd); | |
1514 | } | |
1515 | ||
1516 | static void | |
1517 | print_symbol_info_sysv (info, abfd) | |
1518 | symbol_info *info; | |
1519 | bfd *abfd; | |
1520 | { | |
1521 | print_symname ("%-20s|", info->name, abfd); /* Name */ | |
fad6fcbb | 1522 | if (bfd_is_undefined_symclass (info->type)) |
252b5132 RH |
1523 | printf (" "); /* Value */ |
1524 | else | |
d8180c76 | 1525 | print_value (abfd, info->value); |
252b5132 RH |
1526 | printf ("| %c |", info->type); /* Class */ |
1527 | if (info->type == '-') | |
1528 | { | |
1529 | /* A stab. */ | |
1530 | printf ("%18s| ", info->stab_name); /* (C) Type */ | |
1531 | printf (desc_format, info->stab_desc); /* Size */ | |
1532 | printf ("| |"); /* Line, Section */ | |
1533 | } | |
1534 | else | |
1535 | printf (" | | |"); /* Type, Size, Line, Section */ | |
1536 | } | |
1537 | ||
1538 | static void | |
1539 | print_symbol_info_posix (info, abfd) | |
1540 | symbol_info *info; | |
1541 | bfd *abfd; | |
1542 | { | |
1543 | print_symname ("%s ", info->name, abfd); | |
1544 | printf ("%c ", info->type); | |
fad6fcbb | 1545 | if (bfd_is_undefined_symclass (info->type)) |
252b5132 RH |
1546 | printf (" "); |
1547 | else | |
d8180c76 | 1548 | print_value (abfd, info->value); |
252b5132 RH |
1549 | /* POSIX.2 wants the symbol size printed here, when applicable; |
1550 | BFD currently doesn't provide it, so we take the easy way out by | |
1551 | considering it to never be applicable. */ | |
1552 | } | |
1553 | \f | |
1554 | static void | |
1555 | print_symdef_entry (abfd) | |
1556 | bfd *abfd; | |
1557 | { | |
1558 | symindex idx = BFD_NO_MORE_SYMBOLS; | |
1559 | carsym *thesym; | |
1560 | boolean everprinted = false; | |
1561 | ||
1562 | for (idx = bfd_get_next_mapent (abfd, idx, &thesym); | |
1563 | idx != BFD_NO_MORE_SYMBOLS; | |
1564 | idx = bfd_get_next_mapent (abfd, idx, &thesym)) | |
1565 | { | |
1566 | bfd *elt; | |
1567 | if (!everprinted) | |
1568 | { | |
1569 | printf (_("\nArchive index:\n")); | |
1570 | everprinted = true; | |
1571 | } | |
1572 | elt = bfd_get_elt_at_index (abfd, idx); | |
1573 | if (elt == NULL) | |
1574 | bfd_fatal ("bfd_get_elt_at_index"); | |
1575 | if (thesym->name != (char *) NULL) | |
1576 | { | |
1577 | print_symname ("%s", thesym->name, abfd); | |
1578 | printf (" in %s\n", bfd_get_filename (elt)); | |
1579 | } | |
1580 | } | |
1581 | } | |
1582 | \f | |
1583 | /* This function is used to get the relocs for a particular section. | |
1584 | It is called via bfd_map_over_sections. */ | |
1585 | ||
1586 | static void | |
1587 | get_relocs (abfd, sec, dataarg) | |
1588 | bfd *abfd; | |
1589 | asection *sec; | |
1590 | PTR dataarg; | |
1591 | { | |
1592 | struct get_relocs_info *data = (struct get_relocs_info *) dataarg; | |
1593 | ||
1594 | *data->secs = sec; | |
1595 | ||
1596 | if ((sec->flags & SEC_RELOC) == 0) | |
1597 | { | |
1598 | *data->relocs = NULL; | |
1599 | *data->relcount = 0; | |
1600 | } | |
1601 | else | |
1602 | { | |
1603 | long relsize; | |
1604 | ||
1605 | relsize = bfd_get_reloc_upper_bound (abfd, sec); | |
1606 | if (relsize < 0) | |
1607 | bfd_fatal (bfd_get_filename (abfd)); | |
1608 | ||
1609 | *data->relocs = (arelent **) xmalloc (relsize); | |
1610 | *data->relcount = bfd_canonicalize_reloc (abfd, sec, *data->relocs, | |
1611 | data->syms); | |
1612 | if (*data->relcount < 0) | |
1613 | bfd_fatal (bfd_get_filename (abfd)); | |
1614 | } | |
1615 | ||
1616 | ++data->secs; | |
1617 | ++data->relocs; | |
1618 | ++data->relcount; | |
1619 | } |