Commit | Line | Data |
---|---|---|
252b5132 | 1 | /* nm.c -- Describe symbol table of a rel file. |
37cc8ec1 | 2 | Copyright 1991, 92, 93, 94, 95, 96, 97, 98, 99, 2000 |
252b5132 RH |
3 | Free Software Foundation, Inc. |
4 | ||
5 | This file is part of GNU Binutils. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program; if not, write to the Free Software | |
19 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA | |
20 | 02111-1307, USA. */ | |
21 | ||
22 | #include "bfd.h" | |
23 | #include "progress.h" | |
24 | #include "bucomm.h" | |
25 | #include "getopt.h" | |
26 | #include "aout/stab_gnu.h" | |
27 | #include "aout/ranlib.h" | |
28 | #include "demangle.h" | |
29 | #include "libiberty.h" | |
30 | ||
31 | /* When sorting by size, we use this structure to hold the size and a | |
32 | pointer to the minisymbol. */ | |
33 | ||
34 | struct size_sym | |
35 | { | |
36 | const PTR minisym; | |
37 | bfd_vma size; | |
38 | }; | |
39 | ||
40 | /* When fetching relocs, we use this structure to pass information to | |
41 | get_relocs. */ | |
42 | ||
43 | struct get_relocs_info | |
44 | { | |
45 | asection **secs; | |
46 | arelent ***relocs; | |
47 | long *relcount; | |
48 | asymbol **syms; | |
49 | }; | |
50 | ||
51 | static void | |
52 | usage PARAMS ((FILE *, int)); | |
53 | ||
54 | static void | |
55 | set_print_radix PARAMS ((char *)); | |
56 | ||
57 | static void | |
58 | set_output_format PARAMS ((char *)); | |
59 | ||
60 | static void | |
61 | display_archive PARAMS ((bfd *)); | |
62 | ||
63 | static boolean | |
64 | display_file PARAMS ((char *filename)); | |
65 | ||
66 | static void | |
67 | display_rel_file PARAMS ((bfd * file, bfd * archive)); | |
68 | ||
69 | static long | |
70 | filter_symbols PARAMS ((bfd *, boolean, PTR, long, unsigned int)); | |
71 | ||
72 | static long | |
73 | sort_symbols_by_size PARAMS ((bfd *, boolean, PTR, long, unsigned int, | |
74 | struct size_sym **)); | |
75 | ||
76 | static void | |
77 | print_symbols PARAMS ((bfd *, boolean, PTR, long, unsigned int, bfd *)); | |
78 | ||
79 | static void | |
80 | print_size_symbols PARAMS ((bfd *, boolean, struct size_sym *, long, bfd *)); | |
81 | ||
82 | static void | |
83 | print_symname PARAMS ((const char *, const char *, bfd *)); | |
84 | ||
85 | static void | |
86 | print_symbol PARAMS ((bfd *, asymbol *, bfd *)); | |
87 | ||
88 | static void | |
89 | print_symdef_entry PARAMS ((bfd * abfd)); | |
90 | ||
91 | /* The sorting functions. */ | |
92 | ||
93 | static int | |
94 | numeric_forward PARAMS ((const PTR, const PTR)); | |
95 | ||
96 | static int | |
97 | numeric_reverse PARAMS ((const PTR, const PTR)); | |
98 | ||
99 | static int | |
100 | non_numeric_forward PARAMS ((const PTR, const PTR)); | |
101 | ||
102 | static int | |
103 | non_numeric_reverse PARAMS ((const PTR, const PTR)); | |
104 | ||
105 | static int | |
106 | size_forward1 PARAMS ((const PTR, const PTR)); | |
107 | ||
108 | static int | |
109 | size_forward2 PARAMS ((const PTR, const PTR)); | |
110 | ||
111 | /* The output formatting functions. */ | |
112 | ||
113 | static void | |
114 | print_object_filename_bsd PARAMS ((char *filename)); | |
115 | ||
116 | static void | |
117 | print_object_filename_sysv PARAMS ((char *filename)); | |
118 | ||
119 | static void | |
120 | print_object_filename_posix PARAMS ((char *filename)); | |
121 | ||
122 | ||
123 | static void | |
124 | print_archive_filename_bsd PARAMS ((char *filename)); | |
125 | ||
126 | static void | |
127 | print_archive_filename_sysv PARAMS ((char *filename)); | |
128 | ||
129 | static void | |
130 | print_archive_filename_posix PARAMS ((char *filename)); | |
131 | ||
132 | ||
133 | static void | |
134 | print_archive_member_bsd PARAMS ((char *archive, CONST char *filename)); | |
135 | ||
136 | static void | |
137 | print_archive_member_sysv PARAMS ((char *archive, CONST char *filename)); | |
138 | ||
139 | static void | |
140 | print_archive_member_posix PARAMS ((char *archive, CONST char *filename)); | |
141 | ||
142 | ||
143 | static void | |
144 | print_symbol_filename_bsd PARAMS ((bfd * archive_bfd, bfd * abfd)); | |
145 | ||
146 | static void | |
147 | print_symbol_filename_sysv PARAMS ((bfd * archive_bfd, bfd * abfd)); | |
148 | ||
149 | static void | |
150 | print_symbol_filename_posix PARAMS ((bfd * archive_bfd, bfd * abfd)); | |
151 | ||
152 | ||
153 | static void | |
154 | print_value PARAMS ((bfd_vma)); | |
155 | ||
156 | static void | |
157 | print_symbol_info_bsd PARAMS ((symbol_info * info, bfd * abfd)); | |
158 | ||
159 | static void | |
160 | print_symbol_info_sysv PARAMS ((symbol_info * info, bfd * abfd)); | |
161 | ||
162 | static void | |
163 | print_symbol_info_posix PARAMS ((symbol_info * info, bfd * abfd)); | |
164 | ||
165 | static void | |
166 | get_relocs PARAMS ((bfd *, asection *, PTR)); | |
167 | ||
168 | /* Support for different output formats. */ | |
169 | struct output_fns | |
170 | { | |
171 | /* Print the name of an object file given on the command line. */ | |
172 | void (*print_object_filename) PARAMS ((char *filename)); | |
173 | ||
174 | /* Print the name of an archive file given on the command line. */ | |
175 | void (*print_archive_filename) PARAMS ((char *filename)); | |
176 | ||
177 | /* Print the name of an archive member file. */ | |
178 | void (*print_archive_member) PARAMS ((char *archive, CONST char *filename)); | |
179 | ||
180 | /* Print the name of the file (and archive, if there is one) | |
181 | containing a symbol. */ | |
182 | void (*print_symbol_filename) PARAMS ((bfd * archive_bfd, bfd * abfd)); | |
183 | ||
184 | /* Print a line of information about a symbol. */ | |
185 | void (*print_symbol_info) PARAMS ((symbol_info * info, bfd * abfd)); | |
186 | }; | |
187 | static struct output_fns formats[] = | |
188 | { | |
189 | {print_object_filename_bsd, | |
190 | print_archive_filename_bsd, | |
191 | print_archive_member_bsd, | |
192 | print_symbol_filename_bsd, | |
193 | print_symbol_info_bsd}, | |
194 | {print_object_filename_sysv, | |
195 | print_archive_filename_sysv, | |
196 | print_archive_member_sysv, | |
197 | print_symbol_filename_sysv, | |
198 | print_symbol_info_sysv}, | |
199 | {print_object_filename_posix, | |
200 | print_archive_filename_posix, | |
201 | print_archive_member_posix, | |
202 | print_symbol_filename_posix, | |
203 | print_symbol_info_posix} | |
204 | }; | |
205 | ||
206 | /* Indices in `formats'. */ | |
207 | #define FORMAT_BSD 0 | |
208 | #define FORMAT_SYSV 1 | |
209 | #define FORMAT_POSIX 2 | |
210 | #define FORMAT_DEFAULT FORMAT_BSD | |
211 | ||
212 | /* The output format to use. */ | |
213 | static struct output_fns *format = &formats[FORMAT_DEFAULT]; | |
214 | ||
215 | ||
216 | /* Command options. */ | |
217 | ||
218 | static int do_demangle = 0; /* Pretty print C++ symbol names. */ | |
219 | static int external_only = 0; /* print external symbols only */ | |
220 | static int defined_only = 0; /* Print defined symbols only */ | |
221 | static int no_sort = 0; /* don't sort; print syms in order found */ | |
222 | static int print_debug_syms = 0; /* print debugger-only symbols too */ | |
223 | static int print_armap = 0; /* describe __.SYMDEF data in archive files. */ | |
224 | static int reverse_sort = 0; /* sort in downward(alpha or numeric) order */ | |
225 | static int sort_numerically = 0; /* sort in numeric rather than alpha order */ | |
226 | static int sort_by_size = 0; /* sort by size of symbol */ | |
227 | static int undefined_only = 0; /* print undefined symbols only */ | |
228 | static int dynamic = 0; /* print dynamic symbols. */ | |
229 | static int show_version = 0; /* show the version number */ | |
230 | static int show_stats = 0; /* show statistics */ | |
231 | static int line_numbers = 0; /* print line numbers for symbols */ | |
232 | ||
233 | /* When to print the names of files. Not mutually exclusive in SYSV format. */ | |
234 | static int filename_per_file = 0; /* Once per file, on its own line. */ | |
235 | static int filename_per_symbol = 0; /* Once per symbol, at start of line. */ | |
236 | ||
237 | /* Print formats for printing a symbol value. */ | |
238 | #ifndef BFD64 | |
239 | static char value_format[] = "%08lx"; | |
240 | #else | |
241 | #if BFD_HOST_64BIT_LONG | |
242 | static char value_format[] = "%016lx"; | |
243 | #else | |
244 | /* We don't use value_format for this case. */ | |
245 | #endif | |
246 | #endif | |
247 | static int print_radix = 16; | |
248 | /* Print formats for printing stab info. */ | |
249 | static char other_format[] = "%02x"; | |
250 | static char desc_format[] = "%04x"; | |
251 | ||
252 | static char *target = NULL; | |
253 | ||
254 | /* Used to cache the line numbers for a BFD. */ | |
255 | static bfd *lineno_cache_bfd; | |
256 | static bfd *lineno_cache_rel_bfd; | |
257 | ||
c20f4f8c AM |
258 | #define OPTION_TARGET 200 |
259 | ||
252b5132 RH |
260 | static struct option long_options[] = |
261 | { | |
262 | {"debug-syms", no_argument, &print_debug_syms, 1}, | |
28c309a2 | 263 | {"demangle", optional_argument, 0, 'C'}, |
252b5132 RH |
264 | {"dynamic", no_argument, &dynamic, 1}, |
265 | {"extern-only", no_argument, &external_only, 1}, | |
266 | {"format", required_argument, 0, 'f'}, | |
267 | {"help", no_argument, 0, 'h'}, | |
268 | {"line-numbers", no_argument, 0, 'l'}, | |
269 | {"no-cplus", no_argument, &do_demangle, 0}, /* Linux compatibility. */ | |
270 | {"no-demangle", no_argument, &do_demangle, 0}, | |
271 | {"no-sort", no_argument, &no_sort, 1}, | |
272 | {"numeric-sort", no_argument, &sort_numerically, 1}, | |
273 | {"portability", no_argument, 0, 'P'}, | |
274 | {"print-armap", no_argument, &print_armap, 1}, | |
275 | {"print-file-name", no_argument, 0, 'o'}, | |
276 | {"radix", required_argument, 0, 't'}, | |
277 | {"reverse-sort", no_argument, &reverse_sort, 1}, | |
278 | {"size-sort", no_argument, &sort_by_size, 1}, | |
279 | {"stats", no_argument, &show_stats, 1}, | |
c20f4f8c | 280 | {"target", required_argument, 0, OPTION_TARGET}, |
252b5132 RH |
281 | {"defined-only", no_argument, &defined_only, 1}, |
282 | {"undefined-only", no_argument, &undefined_only, 1}, | |
283 | {"version", no_argument, &show_version, 1}, | |
284 | {0, no_argument, 0, 0} | |
285 | }; | |
286 | \f | |
287 | /* Some error-reporting functions */ | |
288 | ||
289 | static void | |
290 | usage (stream, status) | |
291 | FILE *stream; | |
292 | int status; | |
293 | { | |
b56f55ce NC |
294 | fprintf (stream, _("Usage: %s [OPTION]... [FILE]...\n"), program_name); |
295 | fprintf (stream, _("List symbols from FILEs (a.out by default).\n")); | |
296 | fprintf (stream, _("\n\ | |
297 | -a, --debug-syms Display debugger-only symbols\n\ | |
298 | -A, --print-file-name Print name of the input file before every symbol\n\ | |
299 | -B Same as --format=bsd\n\ | |
28c309a2 NC |
300 | -C, --demangle[=STYLE] Decode low-level symbol names into user-level names\n\ |
301 | The STYLE, if specified, can be `auto' (the default),\n\ | |
302 | `gnu', 'lucid', 'arm', 'hp', 'edg' or 'gnu-new-abi'\n\ | |
b56f55ce NC |
303 | --no-demangle Do not demangle low-level symbol names\n\ |
304 | -D, --dynamic Display dynamic symbols instead of normal symbols\n\ | |
305 | --defined-only Display only defined symbols\n\ | |
306 | -e (ignored)\n\ | |
307 | -f, --format=FORMAT Use the output format FORMAT. FORMAT can be `bsd',\n\ | |
308 | `sysv' or `posix'. The default is `bsd'\n\ | |
309 | -g, --extern-only Display only external symbols\n\ | |
310 | -h, --help Display this information\n\ | |
311 | -l, --line-numbers Use debugging information to find a filename and\n\ | |
312 | line number for each symbol\n\ | |
313 | -n, --numeric-sort Sort symbols numerically by address\n\ | |
314 | -o Same as -A\n\ | |
315 | -p, --no-sort Do not sort the symbols\n\ | |
316 | -P, --portability Same as --format=posix\n\ | |
317 | -r, --reverse-sort Reverse the sense of the sort\n\ | |
318 | -s, --print-armap Include index for symbols from archive members\n\ | |
319 | --size-sort Sort symbols by size\n\ | |
320 | -t, --radix=RADIX Use RADIX for printing symbol values\n\ | |
321 | --target=BFDNAME Specify the target object format as BFDNAME\n\ | |
322 | -u, --undefined-only Display only undefined symbols\n\ | |
323 | -V, --version Display this program's version number\n\ | |
324 | \n")); | |
252b5132 RH |
325 | list_supported_targets (program_name, stream); |
326 | if (status == 0) | |
b56f55ce | 327 | fprintf (stream, _("Report bugs to %s.\n"), REPORT_BUGS_TO); |
252b5132 RH |
328 | exit (status); |
329 | } | |
330 | ||
331 | /* Set the radix for the symbol value and size according to RADIX. */ | |
332 | ||
333 | static void | |
334 | set_print_radix (radix) | |
335 | char *radix; | |
336 | { | |
337 | switch (*radix) | |
338 | { | |
339 | case 'x': | |
340 | break; | |
341 | case 'd': | |
342 | case 'o': | |
343 | if (*radix == 'd') | |
344 | print_radix = 10; | |
345 | else | |
346 | print_radix = 8; | |
347 | #ifndef BFD64 | |
348 | value_format[4] = *radix; | |
349 | #else | |
350 | #if BFD_HOST_64BIT_LONG | |
351 | value_format[5] = *radix; | |
352 | #else | |
353 | /* This case requires special handling for octal and decimal | |
354 | printing. */ | |
355 | #endif | |
356 | #endif | |
357 | other_format[3] = desc_format[3] = *radix; | |
358 | break; | |
359 | default: | |
37cc8ec1 | 360 | fatal (_("%s: invalid radix"), radix); |
252b5132 RH |
361 | } |
362 | } | |
363 | ||
364 | static void | |
365 | set_output_format (f) | |
366 | char *f; | |
367 | { | |
368 | int i; | |
369 | ||
370 | switch (*f) | |
371 | { | |
372 | case 'b': | |
373 | case 'B': | |
374 | i = FORMAT_BSD; | |
375 | break; | |
376 | case 'p': | |
377 | case 'P': | |
378 | i = FORMAT_POSIX; | |
379 | break; | |
380 | case 's': | |
381 | case 'S': | |
382 | i = FORMAT_SYSV; | |
383 | break; | |
384 | default: | |
37cc8ec1 | 385 | fatal (_("%s: invalid output format"), f); |
252b5132 RH |
386 | } |
387 | format = &formats[i]; | |
388 | } | |
389 | \f | |
390 | int | |
391 | main (argc, argv) | |
392 | int argc; | |
393 | char **argv; | |
394 | { | |
395 | int c; | |
396 | int retval; | |
397 | ||
398 | #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES) | |
399 | setlocale (LC_MESSAGES, ""); | |
400 | #endif | |
401 | bindtextdomain (PACKAGE, LOCALEDIR); | |
402 | textdomain (PACKAGE); | |
403 | ||
404 | program_name = *argv; | |
405 | xmalloc_set_program_name (program_name); | |
406 | ||
407 | START_PROGRESS (program_name, 0); | |
408 | ||
409 | bfd_init (); | |
410 | set_default_bfd_target (); | |
411 | ||
28c309a2 NC |
412 | while ((c = getopt_long (argc, argv, "aABCDef:glnopPrst:uvV", |
413 | long_options, (int *) 0)) != EOF) | |
252b5132 RH |
414 | { |
415 | switch (c) | |
416 | { | |
417 | case 'a': | |
418 | print_debug_syms = 1; | |
419 | break; | |
420 | case 'A': | |
421 | case 'o': | |
422 | filename_per_symbol = 1; | |
423 | break; | |
424 | case 'B': /* For MIPS compatibility. */ | |
425 | set_output_format ("bsd"); | |
426 | break; | |
427 | case 'C': | |
428 | do_demangle = 1; | |
28c309a2 NC |
429 | if (optarg != NULL) |
430 | { | |
431 | enum demangling_styles style; | |
432 | ||
433 | style = cplus_demangle_name_to_style (optarg); | |
434 | if (style == unknown_demangling) | |
435 | fatal (_("unknown demangling style `%s'"), | |
436 | optarg); | |
437 | ||
438 | cplus_demangle_set_style (style); | |
439 | } | |
252b5132 RH |
440 | break; |
441 | case 'D': | |
442 | dynamic = 1; | |
443 | break; | |
444 | case 'e': | |
445 | /* Ignored for HP/UX compatibility. */ | |
446 | break; | |
447 | case 'f': | |
448 | set_output_format (optarg); | |
449 | break; | |
450 | case 'g': | |
451 | external_only = 1; | |
452 | break; | |
453 | case 'h': | |
454 | usage (stdout, 0); | |
455 | case 'l': | |
456 | line_numbers = 1; | |
457 | break; | |
458 | case 'n': | |
459 | case 'v': | |
460 | sort_numerically = 1; | |
461 | break; | |
462 | case 'p': | |
463 | no_sort = 1; | |
464 | break; | |
465 | case 'P': | |
466 | set_output_format ("posix"); | |
467 | break; | |
468 | case 'r': | |
469 | reverse_sort = 1; | |
470 | break; | |
471 | case 's': | |
472 | print_armap = 1; | |
473 | break; | |
474 | case 't': | |
475 | set_print_radix (optarg); | |
476 | break; | |
477 | case 'u': | |
478 | undefined_only = 1; | |
479 | break; | |
480 | case 'V': | |
481 | show_version = 1; | |
482 | break; | |
483 | ||
c20f4f8c | 484 | case OPTION_TARGET: /* --target */ |
252b5132 RH |
485 | target = optarg; |
486 | break; | |
487 | ||
488 | case 0: /* A long option that just sets a flag. */ | |
489 | break; | |
490 | ||
491 | default: | |
492 | usage (stderr, 1); | |
493 | } | |
494 | } | |
495 | ||
496 | if (show_version) | |
497 | print_version ("nm"); | |
498 | ||
499 | /* OK, all options now parsed. If no filename specified, do a.out. */ | |
500 | if (optind == argc) | |
501 | return !display_file ("a.out"); | |
502 | ||
503 | retval = 0; | |
504 | ||
505 | if (argc - optind > 1) | |
506 | filename_per_file = 1; | |
507 | ||
508 | /* We were given several filenames to do. */ | |
509 | while (optind < argc) | |
510 | { | |
511 | PROGRESS (1); | |
512 | if (!display_file (argv[optind++])) | |
513 | retval++; | |
514 | } | |
515 | ||
516 | END_PROGRESS (program_name); | |
517 | ||
518 | #ifdef HAVE_SBRK | |
519 | if (show_stats) | |
520 | { | |
521 | char *lim = (char *) sbrk (0); | |
522 | ||
37cc8ec1 | 523 | non_fatal (_("data size %ld"), (long) (lim - (char *) &environ)); |
252b5132 RH |
524 | } |
525 | #endif | |
526 | ||
527 | exit (retval); | |
528 | return retval; | |
529 | } | |
530 | \f | |
531 | static void | |
532 | display_archive (file) | |
533 | bfd *file; | |
534 | { | |
535 | bfd *arfile = NULL; | |
536 | bfd *last_arfile = NULL; | |
537 | char **matching; | |
538 | ||
539 | (*format->print_archive_filename) (bfd_get_filename (file)); | |
540 | ||
541 | if (print_armap) | |
542 | print_symdef_entry (file); | |
543 | ||
544 | for (;;) | |
545 | { | |
546 | PROGRESS (1); | |
547 | ||
548 | arfile = bfd_openr_next_archived_file (file, arfile); | |
549 | ||
550 | if (arfile == NULL) | |
551 | { | |
552 | if (bfd_get_error () != bfd_error_no_more_archived_files) | |
553 | bfd_fatal (bfd_get_filename (file)); | |
554 | break; | |
555 | } | |
556 | ||
557 | if (bfd_check_format_matches (arfile, bfd_object, &matching)) | |
558 | { | |
559 | (*format->print_archive_member) (bfd_get_filename (file), | |
560 | bfd_get_filename (arfile)); | |
561 | display_rel_file (arfile, file); | |
562 | } | |
563 | else | |
564 | { | |
565 | bfd_nonfatal (bfd_get_filename (arfile)); | |
566 | if (bfd_get_error () == bfd_error_file_ambiguously_recognized) | |
567 | { | |
568 | list_matching_formats (matching); | |
569 | free (matching); | |
570 | } | |
571 | } | |
572 | ||
573 | if (last_arfile != NULL) | |
574 | { | |
575 | bfd_close (last_arfile); | |
576 | lineno_cache_bfd = NULL; | |
577 | lineno_cache_rel_bfd = NULL; | |
578 | } | |
579 | last_arfile = arfile; | |
580 | } | |
581 | ||
582 | if (last_arfile != NULL) | |
583 | { | |
584 | bfd_close (last_arfile); | |
585 | lineno_cache_bfd = NULL; | |
586 | lineno_cache_rel_bfd = NULL; | |
587 | } | |
588 | } | |
589 | ||
590 | static boolean | |
591 | display_file (filename) | |
592 | char *filename; | |
593 | { | |
594 | boolean retval = true; | |
595 | bfd *file; | |
596 | char **matching; | |
597 | ||
598 | file = bfd_openr (filename, target); | |
599 | if (file == NULL) | |
600 | { | |
601 | bfd_nonfatal (filename); | |
602 | return false; | |
603 | } | |
604 | ||
605 | if (bfd_check_format (file, bfd_archive)) | |
606 | { | |
607 | display_archive (file); | |
608 | } | |
609 | else if (bfd_check_format_matches (file, bfd_object, &matching)) | |
610 | { | |
611 | (*format->print_object_filename) (filename); | |
612 | display_rel_file (file, NULL); | |
613 | } | |
614 | else | |
615 | { | |
616 | bfd_nonfatal (filename); | |
617 | if (bfd_get_error () == bfd_error_file_ambiguously_recognized) | |
618 | { | |
619 | list_matching_formats (matching); | |
620 | free (matching); | |
621 | } | |
622 | retval = false; | |
623 | } | |
624 | ||
625 | if (bfd_close (file) == false) | |
626 | bfd_fatal (filename); | |
627 | ||
628 | lineno_cache_bfd = NULL; | |
629 | lineno_cache_rel_bfd = NULL; | |
630 | ||
631 | return retval; | |
632 | } | |
633 | \f | |
634 | /* These globals are used to pass information into the sorting | |
635 | routines. */ | |
636 | static bfd *sort_bfd; | |
637 | static boolean sort_dynamic; | |
638 | static asymbol *sort_x; | |
639 | static asymbol *sort_y; | |
640 | ||
641 | /* Symbol-sorting predicates */ | |
642 | #define valueof(x) ((x)->section->vma + (x)->value) | |
643 | ||
644 | /* Numeric sorts. Undefined symbols are always considered "less than" | |
645 | defined symbols with zero values. Common symbols are not treated | |
646 | specially -- i.e., their sizes are used as their "values". */ | |
647 | ||
648 | static int | |
649 | numeric_forward (P_x, P_y) | |
650 | const PTR P_x; | |
651 | const PTR P_y; | |
652 | { | |
653 | asymbol *x, *y; | |
654 | asection *xs, *ys; | |
655 | ||
656 | x = bfd_minisymbol_to_symbol (sort_bfd, sort_dynamic, P_x, sort_x); | |
657 | y = bfd_minisymbol_to_symbol (sort_bfd, sort_dynamic, P_y, sort_y); | |
658 | if (x == NULL || y == NULL) | |
659 | bfd_fatal (bfd_get_filename (sort_bfd)); | |
660 | ||
661 | xs = bfd_get_section (x); | |
662 | ys = bfd_get_section (y); | |
663 | ||
664 | if (bfd_is_und_section (xs)) | |
665 | { | |
666 | if (! bfd_is_und_section (ys)) | |
667 | return -1; | |
668 | } | |
669 | else if (bfd_is_und_section (ys)) | |
670 | return 1; | |
671 | else if (valueof (x) != valueof (y)) | |
672 | return valueof (x) < valueof (y) ? -1 : 1; | |
673 | ||
674 | return non_numeric_forward (P_x, P_y); | |
675 | } | |
676 | ||
677 | static int | |
678 | numeric_reverse (x, y) | |
679 | const PTR x; | |
680 | const PTR y; | |
681 | { | |
682 | return - numeric_forward (x, y); | |
683 | } | |
684 | ||
685 | static int | |
686 | non_numeric_forward (P_x, P_y) | |
687 | const PTR P_x; | |
688 | const PTR P_y; | |
689 | { | |
690 | asymbol *x, *y; | |
691 | const char *xn, *yn; | |
692 | ||
693 | x = bfd_minisymbol_to_symbol (sort_bfd, sort_dynamic, P_x, sort_x); | |
694 | y = bfd_minisymbol_to_symbol (sort_bfd, sort_dynamic, P_y, sort_y); | |
695 | if (x == NULL || y == NULL) | |
696 | bfd_fatal (bfd_get_filename (sort_bfd)); | |
697 | ||
698 | xn = bfd_asymbol_name (x); | |
699 | yn = bfd_asymbol_name (y); | |
700 | ||
701 | return ((xn == NULL) ? ((yn == NULL) ? 0 : -1) : | |
702 | ((yn == NULL) ? 1 : strcmp (xn, yn))); | |
703 | } | |
704 | ||
705 | static int | |
706 | non_numeric_reverse (x, y) | |
707 | const PTR x; | |
708 | const PTR y; | |
709 | { | |
710 | return - non_numeric_forward (x, y); | |
711 | } | |
712 | ||
713 | static int (*(sorters[2][2])) PARAMS ((const PTR, const PTR)) = | |
714 | { | |
715 | { non_numeric_forward, non_numeric_reverse }, | |
716 | { numeric_forward, numeric_reverse } | |
717 | }; | |
718 | ||
719 | /* This sort routine is used by sort_symbols_by_size. It is similar | |
720 | to numeric_forward, but when symbols have the same value it sorts | |
721 | by section VMA. This simplifies the sort_symbols_by_size code | |
722 | which handles symbols at the end of sections. Also, this routine | |
723 | tries to sort file names before other symbols with the same value. | |
724 | That will make the file name have a zero size, which will make | |
725 | sort_symbols_by_size choose the non file name symbol, leading to | |
726 | more meaningful output. For similar reasons, this code sorts | |
727 | gnu_compiled_* and gcc2_compiled before other symbols with the same | |
728 | value. */ | |
729 | ||
730 | static int | |
731 | size_forward1 (P_x, P_y) | |
732 | const PTR P_x; | |
733 | const PTR P_y; | |
734 | { | |
735 | asymbol *x, *y; | |
736 | asection *xs, *ys; | |
737 | const char *xn, *yn; | |
738 | size_t xnl, ynl; | |
739 | int xf, yf; | |
740 | ||
741 | x = bfd_minisymbol_to_symbol (sort_bfd, sort_dynamic, P_x, sort_x); | |
742 | y = bfd_minisymbol_to_symbol (sort_bfd, sort_dynamic, P_y, sort_y); | |
743 | if (x == NULL || y == NULL) | |
744 | bfd_fatal (bfd_get_filename (sort_bfd)); | |
745 | ||
746 | xs = bfd_get_section (x); | |
747 | ys = bfd_get_section (y); | |
748 | ||
749 | if (bfd_is_und_section (xs)) | |
750 | abort (); | |
751 | if (bfd_is_und_section (ys)) | |
752 | abort (); | |
753 | ||
754 | if (valueof (x) != valueof (y)) | |
755 | return valueof (x) < valueof (y) ? -1 : 1; | |
756 | ||
757 | if (xs->vma != ys->vma) | |
758 | return xs->vma < ys->vma ? -1 : 1; | |
759 | ||
760 | xn = bfd_asymbol_name (x); | |
761 | yn = bfd_asymbol_name (y); | |
762 | xnl = strlen (xn); | |
763 | ynl = strlen (yn); | |
764 | ||
765 | /* The symbols gnu_compiled and gcc2_compiled convey even less | |
766 | information than the file name, so sort them out first. */ | |
767 | ||
768 | xf = (strstr (xn, "gnu_compiled") != NULL | |
769 | || strstr (xn, "gcc2_compiled") != NULL); | |
770 | yf = (strstr (yn, "gnu_compiled") != NULL | |
771 | || strstr (yn, "gcc2_compiled") != NULL); | |
772 | ||
773 | if (xf && ! yf) | |
774 | return -1; | |
775 | if (! xf && yf) | |
776 | return 1; | |
777 | ||
778 | /* We use a heuristic for the file name. It may not work on non | |
779 | Unix systems, but it doesn't really matter; the only difference | |
780 | is precisely which symbol names get printed. */ | |
781 | ||
782 | #define file_symbol(s, sn, snl) \ | |
783 | (((s)->flags & BSF_FILE) != 0 \ | |
784 | || ((sn)[(snl) - 2] == '.' \ | |
785 | && ((sn)[(snl) - 1] == 'o' \ | |
786 | || (sn)[(snl) - 1] == 'a'))) | |
787 | ||
788 | xf = file_symbol (x, xn, xnl); | |
789 | yf = file_symbol (y, yn, ynl); | |
790 | ||
791 | if (xf && ! yf) | |
792 | return -1; | |
793 | if (! xf && yf) | |
794 | return 1; | |
795 | ||
796 | return non_numeric_forward (P_x, P_y); | |
797 | } | |
798 | ||
799 | /* This sort routine is used by sort_symbols_by_size. It is sorting | |
800 | an array of size_sym structures into size order. */ | |
801 | ||
802 | static int | |
803 | size_forward2 (P_x, P_y) | |
804 | const PTR P_x; | |
805 | const PTR P_y; | |
806 | { | |
807 | const struct size_sym *x = (const struct size_sym *) P_x; | |
808 | const struct size_sym *y = (const struct size_sym *) P_y; | |
809 | ||
810 | if (x->size < y->size) | |
811 | return reverse_sort ? 1 : -1; | |
812 | else if (x->size > y->size) | |
813 | return reverse_sort ? -1 : 1; | |
814 | else | |
815 | return sorters[0][reverse_sort] (x->minisym, y->minisym); | |
816 | } | |
817 | ||
818 | /* Sort the symbols by size. We guess the size by assuming that the | |
819 | difference between the address of a symbol and the address of the | |
820 | next higher symbol is the size. FIXME: ELF actually stores a size | |
821 | with each symbol. We should use it. */ | |
822 | ||
823 | static long | |
824 | sort_symbols_by_size (abfd, dynamic, minisyms, symcount, size, symsizesp) | |
825 | bfd *abfd; | |
826 | boolean dynamic; | |
827 | PTR minisyms; | |
828 | long symcount; | |
829 | unsigned int size; | |
830 | struct size_sym **symsizesp; | |
831 | { | |
832 | struct size_sym *symsizes; | |
833 | bfd_byte *from, *fromend; | |
834 | asymbol *sym = NULL; | |
835 | asymbol *store_sym, *store_next; | |
836 | ||
837 | qsort (minisyms, symcount, size, size_forward1); | |
838 | ||
839 | /* We are going to return a special set of symbols and sizes to | |
840 | print. */ | |
841 | symsizes = (struct size_sym *) xmalloc (symcount * sizeof (struct size_sym)); | |
842 | *symsizesp = symsizes; | |
843 | ||
844 | /* Note that filter_symbols has already removed all absolute and | |
845 | undefined symbols. Here we remove all symbols whose size winds | |
846 | up as zero. */ | |
847 | ||
848 | from = (bfd_byte *) minisyms; | |
849 | fromend = from + symcount * size; | |
850 | ||
851 | store_sym = sort_x; | |
852 | store_next = sort_y; | |
853 | ||
854 | if (from < fromend) | |
855 | { | |
856 | sym = bfd_minisymbol_to_symbol (abfd, dynamic, (const PTR) from, | |
857 | store_sym); | |
858 | if (sym == NULL) | |
859 | bfd_fatal (bfd_get_filename (abfd)); | |
860 | } | |
861 | ||
862 | for (; from < fromend; from += size) | |
863 | { | |
864 | asymbol *next; | |
865 | asection *sec; | |
866 | bfd_vma sz; | |
867 | asymbol *temp; | |
868 | ||
869 | if (from + size < fromend) | |
870 | { | |
871 | next = bfd_minisymbol_to_symbol (abfd, | |
872 | dynamic, | |
873 | (const PTR) (from + size), | |
874 | store_next); | |
875 | if (next == NULL) | |
876 | bfd_fatal (bfd_get_filename (abfd)); | |
877 | } | |
878 | else | |
879 | next = NULL; | |
880 | ||
881 | sec = bfd_get_section (sym); | |
882 | ||
883 | if (bfd_is_com_section (sec)) | |
884 | sz = sym->value; | |
885 | else | |
886 | { | |
887 | if (from + size < fromend | |
888 | && sec == bfd_get_section (next)) | |
889 | sz = valueof (next) - valueof (sym); | |
890 | else | |
891 | sz = (bfd_get_section_vma (abfd, sec) | |
892 | + bfd_section_size (abfd, sec) | |
893 | - valueof (sym)); | |
894 | } | |
895 | ||
896 | if (sz != 0) | |
897 | { | |
898 | symsizes->minisym = (const PTR) from; | |
899 | symsizes->size = sz; | |
900 | ++symsizes; | |
901 | } | |
902 | ||
903 | sym = next; | |
904 | ||
905 | temp = store_sym; | |
906 | store_sym = store_next; | |
907 | store_next = temp; | |
908 | } | |
909 | ||
910 | symcount = symsizes - *symsizesp; | |
911 | ||
912 | /* We must now sort again by size. */ | |
913 | qsort ((PTR) *symsizesp, symcount, sizeof (struct size_sym), size_forward2); | |
914 | ||
915 | return symcount; | |
916 | } | |
917 | \f | |
918 | /* If ARCHIVE_BFD is non-NULL, it is the archive containing ABFD. */ | |
919 | ||
920 | static void | |
921 | display_rel_file (abfd, archive_bfd) | |
922 | bfd *abfd; | |
923 | bfd *archive_bfd; | |
924 | { | |
925 | long symcount; | |
926 | PTR minisyms; | |
927 | unsigned int size; | |
928 | struct size_sym *symsizes; | |
929 | ||
930 | if (! dynamic) | |
931 | { | |
932 | if (!(bfd_get_file_flags (abfd) & HAS_SYMS)) | |
933 | { | |
37cc8ec1 | 934 | non_fatal (_("%s: no symbols"), bfd_get_filename (abfd)); |
252b5132 RH |
935 | return; |
936 | } | |
937 | } | |
938 | ||
939 | symcount = bfd_read_minisymbols (abfd, dynamic, &minisyms, &size); | |
940 | if (symcount < 0) | |
941 | bfd_fatal (bfd_get_filename (abfd)); | |
942 | ||
943 | if (symcount == 0) | |
944 | { | |
37cc8ec1 | 945 | non_fatal (_("%s: no symbols"), bfd_get_filename (abfd)); |
252b5132 RH |
946 | return; |
947 | } | |
948 | ||
949 | /* Discard the symbols we don't want to print. | |
950 | It's OK to do this in place; we'll free the storage anyway | |
951 | (after printing). */ | |
952 | ||
953 | symcount = filter_symbols (abfd, dynamic, minisyms, symcount, size); | |
954 | ||
955 | symsizes = NULL; | |
956 | if (! no_sort) | |
957 | { | |
958 | sort_bfd = abfd; | |
959 | sort_dynamic = dynamic; | |
960 | sort_x = bfd_make_empty_symbol (abfd); | |
961 | sort_y = bfd_make_empty_symbol (abfd); | |
962 | if (sort_x == NULL || sort_y == NULL) | |
963 | bfd_fatal (bfd_get_filename (abfd)); | |
964 | ||
965 | if (! sort_by_size) | |
966 | qsort (minisyms, symcount, size, | |
967 | sorters[sort_numerically][reverse_sort]); | |
968 | else | |
969 | symcount = sort_symbols_by_size (abfd, dynamic, minisyms, symcount, | |
970 | size, &symsizes); | |
971 | } | |
972 | ||
973 | if (! sort_by_size) | |
974 | print_symbols (abfd, dynamic, minisyms, symcount, size, archive_bfd); | |
975 | else | |
976 | print_size_symbols (abfd, dynamic, symsizes, symcount, archive_bfd); | |
977 | ||
978 | free (minisyms); | |
979 | } | |
980 | \f | |
981 | /* Choose which symbol entries to print; | |
982 | compact them downward to get rid of the rest. | |
983 | Return the number of symbols to be printed. */ | |
984 | ||
985 | static long | |
986 | filter_symbols (abfd, dynamic, minisyms, symcount, size) | |
987 | bfd *abfd; | |
988 | boolean dynamic; | |
989 | PTR minisyms; | |
990 | long symcount; | |
991 | unsigned int size; | |
992 | { | |
993 | bfd_byte *from, *fromend, *to; | |
994 | asymbol *store; | |
995 | ||
996 | store = bfd_make_empty_symbol (abfd); | |
997 | if (store == NULL) | |
998 | bfd_fatal (bfd_get_filename (abfd)); | |
999 | ||
1000 | from = (bfd_byte *) minisyms; | |
1001 | fromend = from + symcount * size; | |
1002 | to = (bfd_byte *) minisyms; | |
1003 | ||
1004 | for (; from < fromend; from += size) | |
1005 | { | |
1006 | int keep = 0; | |
1007 | asymbol *sym; | |
1008 | ||
1009 | PROGRESS (1); | |
1010 | ||
1011 | sym = bfd_minisymbol_to_symbol (abfd, dynamic, (const PTR) from, store); | |
1012 | if (sym == NULL) | |
1013 | bfd_fatal (bfd_get_filename (abfd)); | |
1014 | ||
1015 | if (undefined_only) | |
1016 | keep = bfd_is_und_section (sym->section); | |
1017 | else if (external_only) | |
1018 | keep = ((sym->flags & BSF_GLOBAL) != 0 | |
1019 | || (sym->flags & BSF_WEAK) != 0 | |
1020 | || bfd_is_und_section (sym->section) | |
1021 | || bfd_is_com_section (sym->section)); | |
1022 | else | |
1023 | keep = 1; | |
1024 | ||
1025 | if (keep | |
1026 | && ! print_debug_syms | |
1027 | && (sym->flags & BSF_DEBUGGING) != 0) | |
1028 | keep = 0; | |
1029 | ||
1030 | if (keep | |
1031 | && sort_by_size | |
1032 | && (bfd_is_abs_section (sym->section) | |
1033 | || bfd_is_und_section (sym->section))) | |
1034 | keep = 0; | |
1035 | ||
1036 | if (keep | |
1037 | && defined_only) | |
1038 | { | |
1039 | if (bfd_is_und_section (sym->section)) | |
1040 | keep = 0; | |
1041 | } | |
1042 | ||
1043 | if (keep) | |
1044 | { | |
1045 | memcpy (to, from, size); | |
1046 | to += size; | |
1047 | } | |
1048 | } | |
1049 | ||
1050 | return (to - (bfd_byte *) minisyms) / size; | |
1051 | } | |
1052 | \f | |
1053 | /* Print symbol name NAME, read from ABFD, with printf format FORMAT, | |
1054 | demangling it if requested. */ | |
1055 | ||
1056 | static void | |
1057 | print_symname (format, name, abfd) | |
1058 | const char *format; | |
1059 | const char *name; | |
1060 | bfd *abfd; | |
1061 | { | |
1062 | if (do_demangle && *name) | |
1063 | { | |
1064 | char *res; | |
1065 | ||
1066 | /* In this mode, give a user-level view of the symbol name | |
1067 | even if it's not mangled; strip off any leading | |
1068 | underscore. */ | |
1069 | if (bfd_get_symbol_leading_char (abfd) == name[0]) | |
1070 | name++; | |
1071 | ||
1072 | res = cplus_demangle (name, DMGL_ANSI | DMGL_PARAMS); | |
1073 | if (res) | |
1074 | { | |
1075 | printf (format, res); | |
1076 | free (res); | |
1077 | return; | |
1078 | } | |
1079 | } | |
1080 | ||
1081 | printf (format, name); | |
1082 | } | |
1083 | ||
1084 | /* Print the symbols. If ARCHIVE_BFD is non-NULL, it is the archive | |
1085 | containing ABFD. */ | |
1086 | ||
1087 | static void | |
1088 | print_symbols (abfd, dynamic, minisyms, symcount, size, archive_bfd) | |
1089 | bfd *abfd; | |
1090 | boolean dynamic; | |
1091 | PTR minisyms; | |
1092 | long symcount; | |
1093 | unsigned int size; | |
1094 | bfd *archive_bfd; | |
1095 | { | |
1096 | asymbol *store; | |
1097 | bfd_byte *from, *fromend; | |
1098 | ||
1099 | store = bfd_make_empty_symbol (abfd); | |
1100 | if (store == NULL) | |
1101 | bfd_fatal (bfd_get_filename (abfd)); | |
1102 | ||
1103 | from = (bfd_byte *) minisyms; | |
1104 | fromend = from + symcount * size; | |
1105 | for (; from < fromend; from += size) | |
1106 | { | |
1107 | asymbol *sym; | |
1108 | ||
1109 | sym = bfd_minisymbol_to_symbol (abfd, dynamic, from, store); | |
1110 | if (sym == NULL) | |
1111 | bfd_fatal (bfd_get_filename (abfd)); | |
1112 | ||
1113 | print_symbol (abfd, sym, archive_bfd); | |
1114 | } | |
1115 | } | |
1116 | ||
1117 | /* Print the symbols when sorting by size. */ | |
1118 | ||
1119 | static void | |
1120 | print_size_symbols (abfd, dynamic, symsizes, symcount, archive_bfd) | |
1121 | bfd *abfd; | |
1122 | boolean dynamic; | |
1123 | struct size_sym *symsizes; | |
1124 | long symcount; | |
1125 | bfd *archive_bfd; | |
1126 | { | |
1127 | asymbol *store; | |
1128 | struct size_sym *from, *fromend; | |
1129 | ||
1130 | store = bfd_make_empty_symbol (abfd); | |
1131 | if (store == NULL) | |
1132 | bfd_fatal (bfd_get_filename (abfd)); | |
1133 | ||
1134 | from = symsizes; | |
1135 | fromend = from + symcount; | |
1136 | for (; from < fromend; from++) | |
1137 | { | |
1138 | asymbol *sym; | |
1139 | ||
1140 | sym = bfd_minisymbol_to_symbol (abfd, dynamic, from->minisym, store); | |
1141 | if (sym == NULL) | |
1142 | bfd_fatal (bfd_get_filename (abfd)); | |
1143 | ||
1144 | /* Set the symbol value so that we actually display the symbol | |
1145 | size. */ | |
1146 | sym->value = from->size - bfd_section_vma (abfd, bfd_get_section (sym)); | |
1147 | ||
1148 | print_symbol (abfd, sym, archive_bfd); | |
1149 | } | |
1150 | } | |
1151 | ||
1152 | /* Print a single symbol. */ | |
1153 | ||
1154 | static void | |
1155 | print_symbol (abfd, sym, archive_bfd) | |
1156 | bfd *abfd; | |
1157 | asymbol *sym; | |
1158 | bfd *archive_bfd; | |
1159 | { | |
1160 | PROGRESS (1); | |
1161 | ||
1162 | (*format->print_symbol_filename) (archive_bfd, abfd); | |
1163 | ||
1164 | if (undefined_only) | |
1165 | { | |
1166 | if (bfd_is_und_section (bfd_get_section (sym))) | |
1167 | print_symname ("%s", bfd_asymbol_name (sym), abfd); | |
1168 | } | |
1169 | else | |
1170 | { | |
1171 | symbol_info syminfo; | |
1172 | ||
1173 | bfd_get_symbol_info (abfd, sym, &syminfo); | |
1174 | (*format->print_symbol_info) (&syminfo, abfd); | |
1175 | } | |
1176 | ||
1177 | if (line_numbers) | |
1178 | { | |
1179 | static asymbol **syms; | |
1180 | static long symcount; | |
1181 | const char *filename, *functionname; | |
1182 | unsigned int lineno; | |
1183 | ||
1184 | /* We need to get the canonical symbols in order to call | |
1185 | bfd_find_nearest_line. This is inefficient, but, then, you | |
1186 | don't have to use --line-numbers. */ | |
1187 | if (abfd != lineno_cache_bfd && syms != NULL) | |
1188 | { | |
1189 | free (syms); | |
1190 | syms = NULL; | |
1191 | } | |
1192 | if (syms == NULL) | |
1193 | { | |
1194 | long symsize; | |
1195 | ||
1196 | symsize = bfd_get_symtab_upper_bound (abfd); | |
1197 | if (symsize < 0) | |
1198 | bfd_fatal (bfd_get_filename (abfd)); | |
1199 | syms = (asymbol **) xmalloc (symsize); | |
1200 | symcount = bfd_canonicalize_symtab (abfd, syms); | |
1201 | if (symcount < 0) | |
1202 | bfd_fatal (bfd_get_filename (abfd)); | |
1203 | lineno_cache_bfd = abfd; | |
1204 | } | |
1205 | ||
1206 | if (bfd_is_und_section (bfd_get_section (sym))) | |
1207 | { | |
1208 | static asection **secs; | |
1209 | static arelent ***relocs; | |
1210 | static long *relcount; | |
1211 | static unsigned int seccount; | |
1212 | unsigned int i; | |
1213 | const char *symname; | |
1214 | ||
1215 | /* For an undefined symbol, we try to find a reloc for the | |
1216 | symbol, and print the line number of the reloc. */ | |
1217 | ||
1218 | if (abfd != lineno_cache_rel_bfd && relocs != NULL) | |
1219 | { | |
1220 | for (i = 0; i < seccount; i++) | |
1221 | if (relocs[i] != NULL) | |
1222 | free (relocs[i]); | |
1223 | free (secs); | |
1224 | free (relocs); | |
1225 | free (relcount); | |
1226 | secs = NULL; | |
1227 | relocs = NULL; | |
1228 | relcount = NULL; | |
1229 | } | |
1230 | ||
1231 | if (relocs == NULL) | |
1232 | { | |
1233 | struct get_relocs_info info; | |
1234 | ||
1235 | seccount = bfd_count_sections (abfd); | |
1236 | ||
1237 | secs = (asection **) xmalloc (seccount * sizeof *secs); | |
1238 | relocs = (arelent ***) xmalloc (seccount * sizeof *relocs); | |
1239 | relcount = (long *) xmalloc (seccount * sizeof *relcount); | |
1240 | ||
1241 | info.secs = secs; | |
1242 | info.relocs = relocs; | |
1243 | info.relcount = relcount; | |
1244 | info.syms = syms; | |
1245 | bfd_map_over_sections (abfd, get_relocs, (PTR) &info); | |
1246 | lineno_cache_rel_bfd = abfd; | |
1247 | } | |
1248 | ||
1249 | symname = bfd_asymbol_name (sym); | |
1250 | for (i = 0; i < seccount; i++) | |
1251 | { | |
1252 | long j; | |
1253 | ||
1254 | for (j = 0; j < relcount[i]; j++) | |
1255 | { | |
1256 | arelent *r; | |
1257 | ||
1258 | r = relocs[i][j]; | |
1259 | if (r->sym_ptr_ptr != NULL | |
1260 | && (*r->sym_ptr_ptr)->section == sym->section | |
1261 | && (*r->sym_ptr_ptr)->value == sym->value | |
1262 | && strcmp (symname, | |
1263 | bfd_asymbol_name (*r->sym_ptr_ptr)) == 0 | |
1264 | && bfd_find_nearest_line (abfd, secs[i], syms, | |
1265 | r->address, &filename, | |
1266 | &functionname, &lineno)) | |
1267 | { | |
1268 | /* We only print the first one we find. */ | |
1269 | printf ("\t%s:%u", filename, lineno); | |
1270 | i = seccount; | |
1271 | break; | |
1272 | } | |
1273 | } | |
1274 | } | |
1275 | } | |
1276 | else if (bfd_get_section (sym)->owner == abfd) | |
1277 | { | |
1278 | if (bfd_find_nearest_line (abfd, bfd_get_section (sym), syms, | |
1279 | sym->value, &filename, &functionname, | |
1280 | &lineno) | |
1281 | && filename != NULL | |
1282 | && lineno != 0) | |
1283 | { | |
1284 | printf ("\t%s:%u", filename, lineno); | |
1285 | } | |
1286 | } | |
1287 | } | |
1288 | ||
1289 | putchar ('\n'); | |
1290 | } | |
1291 | \f | |
1292 | /* The following 3 groups of functions are called unconditionally, | |
1293 | once at the start of processing each file of the appropriate type. | |
1294 | They should check `filename_per_file' and `filename_per_symbol', | |
1295 | as appropriate for their output format, to determine whether to | |
1296 | print anything. */ | |
1297 | \f | |
1298 | /* Print the name of an object file given on the command line. */ | |
1299 | ||
1300 | static void | |
1301 | print_object_filename_bsd (filename) | |
1302 | char *filename; | |
1303 | { | |
1304 | if (filename_per_file && !filename_per_symbol) | |
1305 | printf ("\n%s:\n", filename); | |
1306 | } | |
1307 | ||
1308 | static void | |
1309 | print_object_filename_sysv (filename) | |
1310 | char *filename; | |
1311 | { | |
1312 | if (undefined_only) | |
1313 | printf (_("\n\nUndefined symbols from %s:\n\n"), filename); | |
1314 | else | |
1315 | printf (_("\n\nSymbols from %s:\n\n"), filename); | |
1316 | printf (_("\ | |
1317 | Name Value Class Type Size Line Section\n\n")); | |
1318 | } | |
1319 | ||
1320 | static void | |
1321 | print_object_filename_posix (filename) | |
1322 | char *filename; | |
1323 | { | |
1324 | if (filename_per_file && !filename_per_symbol) | |
1325 | printf ("%s:\n", filename); | |
1326 | } | |
1327 | \f | |
1328 | /* Print the name of an archive file given on the command line. */ | |
1329 | ||
1330 | static void | |
1331 | print_archive_filename_bsd (filename) | |
1332 | char *filename; | |
1333 | { | |
1334 | if (filename_per_file) | |
1335 | printf ("\n%s:\n", filename); | |
1336 | } | |
1337 | ||
1338 | static void | |
1339 | print_archive_filename_sysv (filename) | |
b4c96d0d | 1340 | char *filename ATTRIBUTE_UNUSED; |
252b5132 RH |
1341 | { |
1342 | } | |
1343 | ||
1344 | static void | |
1345 | print_archive_filename_posix (filename) | |
b4c96d0d | 1346 | char *filename ATTRIBUTE_UNUSED; |
252b5132 RH |
1347 | { |
1348 | } | |
1349 | \f | |
1350 | /* Print the name of an archive member file. */ | |
1351 | ||
1352 | static void | |
1353 | print_archive_member_bsd (archive, filename) | |
b4c96d0d | 1354 | char *archive ATTRIBUTE_UNUSED; |
252b5132 RH |
1355 | CONST char *filename; |
1356 | { | |
1357 | if (!filename_per_symbol) | |
1358 | printf ("\n%s:\n", filename); | |
1359 | } | |
1360 | ||
1361 | static void | |
1362 | print_archive_member_sysv (archive, filename) | |
1363 | char *archive; | |
1364 | CONST char *filename; | |
1365 | { | |
1366 | if (undefined_only) | |
1367 | printf (_("\n\nUndefined symbols from %s[%s]:\n\n"), archive, filename); | |
1368 | else | |
1369 | printf (_("\n\nSymbols from %s[%s]:\n\n"), archive, filename); | |
1370 | printf (_("\ | |
1371 | Name Value Class Type Size Line Section\n\n")); | |
1372 | } | |
1373 | ||
1374 | static void | |
1375 | print_archive_member_posix (archive, filename) | |
1376 | char *archive; | |
1377 | CONST char *filename; | |
1378 | { | |
1379 | if (!filename_per_symbol) | |
1380 | printf ("%s[%s]:\n", archive, filename); | |
1381 | } | |
1382 | \f | |
1383 | /* Print the name of the file (and archive, if there is one) | |
1384 | containing a symbol. */ | |
1385 | ||
1386 | static void | |
1387 | print_symbol_filename_bsd (archive_bfd, abfd) | |
1388 | bfd *archive_bfd, *abfd; | |
1389 | { | |
1390 | if (filename_per_symbol) | |
1391 | { | |
1392 | if (archive_bfd) | |
1393 | printf ("%s:", bfd_get_filename (archive_bfd)); | |
1394 | printf ("%s:", bfd_get_filename (abfd)); | |
1395 | } | |
1396 | } | |
1397 | ||
1398 | static void | |
1399 | print_symbol_filename_sysv (archive_bfd, abfd) | |
1400 | bfd *archive_bfd, *abfd; | |
1401 | { | |
1402 | if (filename_per_symbol) | |
1403 | { | |
1404 | if (archive_bfd) | |
1405 | printf ("%s:", bfd_get_filename (archive_bfd)); | |
1406 | printf ("%s:", bfd_get_filename (abfd)); | |
1407 | } | |
1408 | } | |
1409 | ||
1410 | static void | |
1411 | print_symbol_filename_posix (archive_bfd, abfd) | |
1412 | bfd *archive_bfd, *abfd; | |
1413 | { | |
1414 | if (filename_per_symbol) | |
1415 | { | |
1416 | if (archive_bfd) | |
1417 | printf ("%s[%s]: ", bfd_get_filename (archive_bfd), | |
1418 | bfd_get_filename (abfd)); | |
1419 | else | |
1420 | printf ("%s: ", bfd_get_filename (abfd)); | |
1421 | } | |
1422 | } | |
1423 | \f | |
1424 | /* Print a symbol value. */ | |
1425 | ||
1426 | static void | |
1427 | print_value (val) | |
1428 | bfd_vma val; | |
1429 | { | |
1430 | #if ! defined (BFD64) || BFD_HOST_64BIT_LONG | |
1431 | printf (value_format, val); | |
1432 | #else | |
1433 | /* We have a 64 bit value to print, but the host is only 32 bit. */ | |
1434 | if (print_radix == 16) | |
1435 | fprintf_vma (stdout, val); | |
1436 | else | |
1437 | { | |
1438 | char buf[30]; | |
1439 | char *s; | |
1440 | ||
1441 | s = buf + sizeof buf; | |
1442 | *--s = '\0'; | |
1443 | while (val > 0) | |
1444 | { | |
1445 | *--s = (val % print_radix) + '0'; | |
1446 | val /= print_radix; | |
1447 | } | |
1448 | while ((buf + sizeof buf - 1) - s < 16) | |
1449 | *--s = '0'; | |
1450 | printf ("%s", s); | |
1451 | } | |
1452 | #endif | |
1453 | } | |
1454 | ||
1455 | /* Print a line of information about a symbol. */ | |
1456 | ||
1457 | static void | |
1458 | print_symbol_info_bsd (info, abfd) | |
1459 | symbol_info *info; | |
1460 | bfd *abfd; | |
1461 | { | |
fad6fcbb | 1462 | if (bfd_is_undefined_symclass (info->type)) |
252b5132 RH |
1463 | { |
1464 | printf ("%*s", | |
1465 | #ifdef BFD64 | |
1466 | 16, | |
1467 | #else | |
1468 | 8, | |
1469 | #endif | |
1470 | ""); | |
1471 | } | |
1472 | else | |
1473 | print_value (info->value); | |
1474 | printf (" %c", info->type); | |
1475 | if (info->type == '-') | |
1476 | { | |
1477 | /* A stab. */ | |
1478 | printf (" "); | |
1479 | printf (other_format, info->stab_other); | |
1480 | printf (" "); | |
1481 | printf (desc_format, info->stab_desc); | |
1482 | printf (" %5s", info->stab_name); | |
1483 | } | |
1484 | print_symname (" %s", info->name, abfd); | |
1485 | } | |
1486 | ||
1487 | static void | |
1488 | print_symbol_info_sysv (info, abfd) | |
1489 | symbol_info *info; | |
1490 | bfd *abfd; | |
1491 | { | |
1492 | print_symname ("%-20s|", info->name, abfd); /* Name */ | |
fad6fcbb | 1493 | if (bfd_is_undefined_symclass (info->type)) |
252b5132 RH |
1494 | printf (" "); /* Value */ |
1495 | else | |
1496 | print_value (info->value); | |
1497 | printf ("| %c |", info->type); /* Class */ | |
1498 | if (info->type == '-') | |
1499 | { | |
1500 | /* A stab. */ | |
1501 | printf ("%18s| ", info->stab_name); /* (C) Type */ | |
1502 | printf (desc_format, info->stab_desc); /* Size */ | |
1503 | printf ("| |"); /* Line, Section */ | |
1504 | } | |
1505 | else | |
1506 | printf (" | | |"); /* Type, Size, Line, Section */ | |
1507 | } | |
1508 | ||
1509 | static void | |
1510 | print_symbol_info_posix (info, abfd) | |
1511 | symbol_info *info; | |
1512 | bfd *abfd; | |
1513 | { | |
1514 | print_symname ("%s ", info->name, abfd); | |
1515 | printf ("%c ", info->type); | |
fad6fcbb | 1516 | if (bfd_is_undefined_symclass (info->type)) |
252b5132 RH |
1517 | printf (" "); |
1518 | else | |
1519 | print_value (info->value); | |
1520 | /* POSIX.2 wants the symbol size printed here, when applicable; | |
1521 | BFD currently doesn't provide it, so we take the easy way out by | |
1522 | considering it to never be applicable. */ | |
1523 | } | |
1524 | \f | |
1525 | static void | |
1526 | print_symdef_entry (abfd) | |
1527 | bfd *abfd; | |
1528 | { | |
1529 | symindex idx = BFD_NO_MORE_SYMBOLS; | |
1530 | carsym *thesym; | |
1531 | boolean everprinted = false; | |
1532 | ||
1533 | for (idx = bfd_get_next_mapent (abfd, idx, &thesym); | |
1534 | idx != BFD_NO_MORE_SYMBOLS; | |
1535 | idx = bfd_get_next_mapent (abfd, idx, &thesym)) | |
1536 | { | |
1537 | bfd *elt; | |
1538 | if (!everprinted) | |
1539 | { | |
1540 | printf (_("\nArchive index:\n")); | |
1541 | everprinted = true; | |
1542 | } | |
1543 | elt = bfd_get_elt_at_index (abfd, idx); | |
1544 | if (elt == NULL) | |
1545 | bfd_fatal ("bfd_get_elt_at_index"); | |
1546 | if (thesym->name != (char *) NULL) | |
1547 | { | |
1548 | print_symname ("%s", thesym->name, abfd); | |
1549 | printf (" in %s\n", bfd_get_filename (elt)); | |
1550 | } | |
1551 | } | |
1552 | } | |
1553 | \f | |
1554 | /* This function is used to get the relocs for a particular section. | |
1555 | It is called via bfd_map_over_sections. */ | |
1556 | ||
1557 | static void | |
1558 | get_relocs (abfd, sec, dataarg) | |
1559 | bfd *abfd; | |
1560 | asection *sec; | |
1561 | PTR dataarg; | |
1562 | { | |
1563 | struct get_relocs_info *data = (struct get_relocs_info *) dataarg; | |
1564 | ||
1565 | *data->secs = sec; | |
1566 | ||
1567 | if ((sec->flags & SEC_RELOC) == 0) | |
1568 | { | |
1569 | *data->relocs = NULL; | |
1570 | *data->relcount = 0; | |
1571 | } | |
1572 | else | |
1573 | { | |
1574 | long relsize; | |
1575 | ||
1576 | relsize = bfd_get_reloc_upper_bound (abfd, sec); | |
1577 | if (relsize < 0) | |
1578 | bfd_fatal (bfd_get_filename (abfd)); | |
1579 | ||
1580 | *data->relocs = (arelent **) xmalloc (relsize); | |
1581 | *data->relcount = bfd_canonicalize_reloc (abfd, sec, *data->relocs, | |
1582 | data->syms); | |
1583 | if (*data->relcount < 0) | |
1584 | bfd_fatal (bfd_get_filename (abfd)); | |
1585 | } | |
1586 | ||
1587 | ++data->secs; | |
1588 | ++data->relocs; | |
1589 | ++data->relcount; | |
1590 | } |