1 /* nm.c -- Describe symbol table of a rel file.
2 Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
4 Free Software Foundation, Inc.
6 This file is part of GNU Binutils.
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.
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.
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
28 #include "aout/stab_gnu.h"
29 #include "aout/ranlib.h"
31 #include "libiberty.h"
33 #include "elf/common.h"
35 /* When sorting by size, we use this structure to hold the size and a
36 pointer to the minisymbol. */
44 /* When fetching relocs, we use this structure to pass information to
47 struct get_relocs_info
55 struct extended_symbol_info
59 elf_symbol_type *elfinfo;
60 /* FIXME: We should add more fields for Type, Line, Section. */
62 #define SYM_NAME(sym) (sym->sinfo->name)
63 #define SYM_VALUE(sym) (sym->sinfo->value)
64 #define SYM_TYPE(sym) (sym->sinfo->type)
65 #define SYM_STAB_NAME(sym) (sym->sinfo->stab_name)
66 #define SYM_STAB_DESC(sym) (sym->sinfo->stab_desc)
67 #define SYM_STAB_OTHER(sym) (sym->sinfo->stab_other)
68 #define SYM_SIZE(sym) \
69 (sym->elfinfo ? sym->elfinfo->internal_elf_sym.st_size: sym->ssize)
72 PARAMS ((FILE *, int));
73 static void set_print_radix
75 static void set_output_format
77 static void display_archive
79 static bfd_boolean display_file
81 static void display_rel_file
82 PARAMS ((bfd *, bfd *));
83 static long filter_symbols
84 PARAMS ((bfd *, bfd_boolean, PTR, long, unsigned int));
85 static long sort_symbols_by_size
86 PARAMS ((bfd *, bfd_boolean, PTR, long, unsigned int, struct size_sym **));
87 static void print_symbols
88 PARAMS ((bfd *, bfd_boolean, PTR, long, unsigned int, bfd *));
89 static void print_size_symbols
90 PARAMS ((bfd *, bfd_boolean, struct size_sym *, long, bfd *));
91 static void print_symname
92 PARAMS ((const char *, const char *, bfd *));
93 static void print_symbol
94 PARAMS ((bfd *, asymbol *, bfd_vma ssize, bfd *));
95 static void print_symdef_entry
98 /* The sorting functions. */
99 static int numeric_forward
100 PARAMS ((const PTR, const PTR));
101 static int numeric_reverse
102 PARAMS ((const PTR, const PTR));
103 static int non_numeric_forward
104 PARAMS ((const PTR, const PTR));
105 static int non_numeric_reverse
106 PARAMS ((const PTR, const PTR));
107 static int size_forward1
108 PARAMS ((const PTR, const PTR));
109 static int size_forward2
110 PARAMS ((const PTR, const PTR));
112 /* The output formatting functions. */
113 static void print_object_filename_bsd
115 static void print_object_filename_sysv
117 static void print_object_filename_posix
119 static void print_archive_filename_bsd
121 static void print_archive_filename_sysv
123 static void print_archive_filename_posix
125 static void print_archive_member_bsd
126 PARAMS ((char *, const char *));
127 static void print_archive_member_sysv
128 PARAMS ((char *, const char *));
129 static void print_archive_member_posix
130 PARAMS ((char *, const char *));
131 static void print_symbol_filename_bsd
132 PARAMS ((bfd *, bfd *));
133 static void print_symbol_filename_sysv
134 PARAMS ((bfd *, bfd *));
135 static void print_symbol_filename_posix
136 PARAMS ((bfd *, bfd *));
137 static void print_value
138 PARAMS ((bfd *, bfd_vma));
139 static void print_symbol_info_bsd
140 PARAMS ((struct extended_symbol_info *, bfd *));
141 static void print_symbol_info_sysv
142 PARAMS ((struct extended_symbol_info *, bfd *));
143 static void print_symbol_info_posix
144 PARAMS ((struct extended_symbol_info *, bfd *));
145 static void get_relocs
146 PARAMS ((bfd *, asection *, PTR));
147 static const char * get_symbol_type
148 PARAMS ((unsigned int));
150 /* Support for different output formats. */
153 /* Print the name of an object file given on the command line. */
154 void (*print_object_filename) PARAMS ((char *));
156 /* Print the name of an archive file given on the command line. */
157 void (*print_archive_filename) PARAMS ((char *));
159 /* Print the name of an archive member file. */
160 void (*print_archive_member) PARAMS ((char *, const char *));
162 /* Print the name of the file (and archive, if there is one)
163 containing a symbol. */
164 void (*print_symbol_filename) PARAMS ((bfd *, bfd *));
166 /* Print a line of information about a symbol. */
167 void (*print_symbol_info) PARAMS ((struct extended_symbol_info *, bfd *));
170 static struct output_fns formats[] =
172 {print_object_filename_bsd,
173 print_archive_filename_bsd,
174 print_archive_member_bsd,
175 print_symbol_filename_bsd,
176 print_symbol_info_bsd},
177 {print_object_filename_sysv,
178 print_archive_filename_sysv,
179 print_archive_member_sysv,
180 print_symbol_filename_sysv,
181 print_symbol_info_sysv},
182 {print_object_filename_posix,
183 print_archive_filename_posix,
184 print_archive_member_posix,
185 print_symbol_filename_posix,
186 print_symbol_info_posix}
189 /* Indices in `formats'. */
191 #define FORMAT_SYSV 1
192 #define FORMAT_POSIX 2
193 #define FORMAT_DEFAULT FORMAT_BSD
195 /* The output format to use. */
196 static struct output_fns *format = &formats[FORMAT_DEFAULT];
198 /* Command options. */
200 static int do_demangle = 0; /* Pretty print C++ symbol names. */
201 static int external_only = 0; /* Print external symbols only. */
202 static int defined_only = 0; /* Print defined symbols only. */
203 static int no_sort = 0; /* Don't sort; print syms in order found. */
204 static int print_debug_syms = 0;/* Print debugger-only symbols too. */
205 static int print_armap = 0; /* Describe __.SYMDEF data in archive files. */
206 static int print_size = 0; /* Print size of defined symbols. */
207 static int reverse_sort = 0; /* Sort in downward(alpha or numeric) order. */
208 static int sort_numerically = 0;/* Sort in numeric rather than alpha order. */
209 static int sort_by_size = 0; /* Sort by size of symbol. */
210 static int undefined_only = 0; /* Print undefined symbols only. */
211 static int dynamic = 0; /* Print dynamic symbols. */
212 static int show_version = 0; /* Show the version number. */
213 static int show_stats = 0; /* Show statistics. */
214 static int line_numbers = 0; /* Print line numbers for symbols. */
216 /* When to print the names of files. Not mutually exclusive in SYSV format. */
217 static int filename_per_file = 0; /* Once per file, on its own line. */
218 static int filename_per_symbol = 0; /* Once per symbol, at start of line. */
220 /* Print formats for printing a symbol value. */
222 static char value_format[] = "%08lx";
224 #if BFD_HOST_64BIT_LONG
225 static char value_format[] = "%016lx";
227 /* We don't use value_format for this case. */
231 static int print_width = 16;
233 static int print_width = 8;
235 static int print_radix = 16;
236 /* Print formats for printing stab info. */
237 static char other_format[] = "%02x";
238 static char desc_format[] = "%04x";
240 static char *target = NULL;
242 /* Used to cache the line numbers for a BFD. */
243 static bfd *lineno_cache_bfd;
244 static bfd *lineno_cache_rel_bfd;
246 #define OPTION_TARGET 200
248 static struct option long_options[] =
250 {"debug-syms", no_argument, &print_debug_syms, 1},
251 {"demangle", optional_argument, 0, 'C'},
252 {"dynamic", no_argument, &dynamic, 1},
253 {"extern-only", no_argument, &external_only, 1},
254 {"format", required_argument, 0, 'f'},
255 {"help", no_argument, 0, 'h'},
256 {"line-numbers", no_argument, 0, 'l'},
257 {"no-cplus", no_argument, &do_demangle, 0}, /* Linux compatibility. */
258 {"no-demangle", no_argument, &do_demangle, 0},
259 {"no-sort", no_argument, &no_sort, 1},
260 {"numeric-sort", no_argument, &sort_numerically, 1},
261 {"portability", no_argument, 0, 'P'},
262 {"print-armap", no_argument, &print_armap, 1},
263 {"print-file-name", no_argument, 0, 'o'},
264 {"print-size", no_argument, 0, 'S'},
265 {"radix", required_argument, 0, 't'},
266 {"reverse-sort", no_argument, &reverse_sort, 1},
267 {"size-sort", no_argument, &sort_by_size, 1},
268 {"stats", no_argument, &show_stats, 1},
269 {"target", required_argument, 0, OPTION_TARGET},
270 {"defined-only", no_argument, &defined_only, 1},
271 {"undefined-only", no_argument, &undefined_only, 1},
272 {"version", no_argument, &show_version, 1},
273 {0, no_argument, 0, 0}
276 /* Some error-reporting functions. */
279 usage (stream, status)
283 fprintf (stream, _("Usage: %s [option(s)] [file(s)]\n"), program_name);
284 fprintf (stream, _(" List symbols in [file(s)] (a.out by default).\n"));
285 fprintf (stream, _(" The options are:\n\
286 -a, --debug-syms Display debugger-only symbols\n\
287 -A, --print-file-name Print name of the input file before every symbol\n\
288 -B Same as --format=bsd\n\
289 -C, --demangle[=STYLE] Decode low-level symbol names into user-level names\n\
290 The STYLE, if specified, can be `auto' (the default),\n\
291 `gnu', `lucid', `arm', `hp', `edg', `gnu-v3', `java'\n\
293 --no-demangle Do not demangle low-level symbol names\n\
294 -D, --dynamic Display dynamic symbols instead of normal symbols\n\
295 --defined-only Display only defined symbols\n\
297 -f, --format=FORMAT Use the output format FORMAT. FORMAT can be `bsd',\n\
298 `sysv' or `posix'. The default is `bsd'\n\
299 -g, --extern-only Display only external symbols\n\
300 -l, --line-numbers Use debugging information to find a filename and\n\
301 line number for each symbol\n\
302 -n, --numeric-sort Sort symbols numerically by address\n\
304 -p, --no-sort Do not sort the symbols\n\
305 -P, --portability Same as --format=posix\n\
306 -r, --reverse-sort Reverse the sense of the sort\n\
307 -S, --print-size Print size of defined symbols\n\
308 -s, --print-armap Include index for symbols from archive members\n\
309 --size-sort Sort symbols by size\n\
310 -t, --radix=RADIX Use RADIX for printing symbol values\n\
311 --target=BFDNAME Specify the target object format as BFDNAME\n\
312 -u, --undefined-only Display only undefined symbols\n\
313 -X 32_64 (ignored)\n\
314 -h, --help Display this information\n\
315 -V, --version Display this program's version number\n\
317 list_supported_targets (program_name, stream);
319 fprintf (stream, _("Report bugs to %s.\n"), REPORT_BUGS_TO);
323 /* Set the radix for the symbol value and size according to RADIX. */
326 set_print_radix (radix)
340 value_format[4] = *radix;
342 #if BFD_HOST_64BIT_LONG
343 value_format[5] = *radix;
345 /* This case requires special handling for octal and decimal
349 other_format[3] = desc_format[3] = *radix;
352 fatal (_("%s: invalid radix"), radix);
357 set_output_format (f)
377 fatal (_("%s: invalid output format"), f);
379 format = &formats[i];
382 int main PARAMS ((int, char **));
392 #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
393 setlocale (LC_MESSAGES, "");
395 #if defined (HAVE_SETLOCALE)
396 setlocale (LC_CTYPE, "");
397 setlocale (LC_COLLATE, "");
399 bindtextdomain (PACKAGE, LOCALEDIR);
400 textdomain (PACKAGE);
402 program_name = *argv;
403 xmalloc_set_program_name (program_name);
405 START_PROGRESS (program_name, 0);
408 set_default_bfd_target ();
410 while ((c = getopt_long (argc, argv, "aABCDef:gHhlnopPrSst:uvVvX:",
411 long_options, (int *) 0)) != EOF)
416 print_debug_syms = 1;
420 filename_per_symbol = 1;
422 case 'B': /* For MIPS compatibility. */
423 set_output_format ("bsd");
429 enum demangling_styles style;
431 style = cplus_demangle_name_to_style (optarg);
432 if (style == unknown_demangling)
433 fatal (_("unknown demangling style `%s'"),
436 cplus_demangle_set_style (style);
443 /* Ignored for HP/UX compatibility. */
446 set_output_format (optarg);
459 sort_numerically = 1;
465 set_output_format ("posix");
477 set_print_radix (optarg);
486 /* Ignored for (partial) AIX compatibility. On AIX, the
487 argument has values 32, 64, or 32_64, and specfies that
488 only 32-bit, only 64-bit, or both kinds of objects should
489 be examined. The default is 32. So plain AIX nm on a
490 library archive with both kinds of objects will ignore
491 the 64-bit ones. For GNU nm, the default is and always
492 has been -X 32_64, and other options are not supported. */
493 if (strcmp (optarg, "32_64") != 0)
494 fatal (_("Only -X 32_64 is supported"));
497 case OPTION_TARGET: /* --target */
501 case 0: /* A long option that just sets a flag. */
510 print_version ("nm");
512 if (sort_by_size && undefined_only)
514 non_fatal (_("Using the --size-sort and --undefined-only options together"));
515 non_fatal (_("will produce no output, since undefined symbols have no size."));
519 /* OK, all options now parsed. If no filename specified, do a.out. */
521 return !display_file ("a.out");
525 if (argc - optind > 1)
526 filename_per_file = 1;
528 /* We were given several filenames to do. */
529 while (optind < argc)
532 if (!display_file (argv[optind++]))
536 END_PROGRESS (program_name);
541 char *lim = (char *) sbrk (0);
543 non_fatal (_("data size %ld"), (long) (lim - (char *) &environ));
552 get_symbol_type (type)
555 static char buff [32];
559 case STT_NOTYPE: return "NOTYPE";
560 case STT_OBJECT: return "OBJECT";
561 case STT_FUNC: return "FUNC";
562 case STT_SECTION: return "SECTION";
563 case STT_FILE: return "FILE";
564 case STT_COMMON: return "COMMON";
565 case STT_TLS: return "TLS";
567 if (type >= STT_LOPROC && type <= STT_HIPROC)
568 sprintf (buff, _("<processor specific>: %d"), type);
569 else if (type >= STT_LOOS && type <= STT_HIOS)
570 sprintf (buff, _("<OS specific>: %d"), type);
572 sprintf (buff, _("<unknown>: %d"), type);
578 display_archive (file)
582 bfd *last_arfile = NULL;
585 (*format->print_archive_filename) (bfd_get_filename (file));
588 print_symdef_entry (file);
594 arfile = bfd_openr_next_archived_file (file, arfile);
598 if (bfd_get_error () != bfd_error_no_more_archived_files)
599 bfd_fatal (bfd_get_filename (file));
603 if (bfd_check_format_matches (arfile, bfd_object, &matching))
607 bfd_sprintf_vma (arfile, buf, (bfd_vma) -1);
608 print_width = strlen (buf);
609 (*format->print_archive_member) (bfd_get_filename (file),
610 bfd_get_filename (arfile));
611 display_rel_file (arfile, file);
615 bfd_nonfatal (bfd_get_filename (arfile));
616 if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
618 list_matching_formats (matching);
623 if (last_arfile != NULL)
625 bfd_close (last_arfile);
626 lineno_cache_bfd = NULL;
627 lineno_cache_rel_bfd = NULL;
629 last_arfile = arfile;
632 if (last_arfile != NULL)
634 bfd_close (last_arfile);
635 lineno_cache_bfd = NULL;
636 lineno_cache_rel_bfd = NULL;
641 display_file (filename)
644 bfd_boolean retval = TRUE;
648 file = bfd_openr (filename, target);
651 bfd_nonfatal (filename);
655 if (bfd_check_format (file, bfd_archive))
657 display_archive (file);
659 else if (bfd_check_format_matches (file, bfd_object, &matching))
663 bfd_sprintf_vma (file, buf, (bfd_vma) -1);
664 print_width = strlen (buf);
665 (*format->print_object_filename) (filename);
666 display_rel_file (file, NULL);
670 bfd_nonfatal (filename);
671 if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
673 list_matching_formats (matching);
679 if (!bfd_close (file))
680 bfd_fatal (filename);
682 lineno_cache_bfd = NULL;
683 lineno_cache_rel_bfd = NULL;
688 /* These globals are used to pass information into the sorting
690 static bfd *sort_bfd;
691 static bfd_boolean sort_dynamic;
692 static asymbol *sort_x;
693 static asymbol *sort_y;
695 /* Symbol-sorting predicates */
696 #define valueof(x) ((x)->section->vma + (x)->value)
698 /* Numeric sorts. Undefined symbols are always considered "less than"
699 defined symbols with zero values. Common symbols are not treated
700 specially -- i.e., their sizes are used as their "values". */
703 numeric_forward (P_x, P_y)
710 x = bfd_minisymbol_to_symbol (sort_bfd, sort_dynamic, P_x, sort_x);
711 y = bfd_minisymbol_to_symbol (sort_bfd, sort_dynamic, P_y, sort_y);
712 if (x == NULL || y == NULL)
713 bfd_fatal (bfd_get_filename (sort_bfd));
715 xs = bfd_get_section (x);
716 ys = bfd_get_section (y);
718 if (bfd_is_und_section (xs))
720 if (! bfd_is_und_section (ys))
723 else if (bfd_is_und_section (ys))
725 else if (valueof (x) != valueof (y))
726 return valueof (x) < valueof (y) ? -1 : 1;
728 return non_numeric_forward (P_x, P_y);
732 numeric_reverse (x, y)
736 return - numeric_forward (x, y);
740 non_numeric_forward (P_x, P_y)
747 x = bfd_minisymbol_to_symbol (sort_bfd, sort_dynamic, P_x, sort_x);
748 y = bfd_minisymbol_to_symbol (sort_bfd, sort_dynamic, P_y, sort_y);
749 if (x == NULL || y == NULL)
750 bfd_fatal (bfd_get_filename (sort_bfd));
752 xn = bfd_asymbol_name (x);
753 yn = bfd_asymbol_name (y);
761 /* Solaris 2.5 has a bug in strcoll.
762 strcoll returns invalid values when confronted with empty strings. */
768 return strcoll (xn, yn);
770 return strcmp (xn, yn);
775 non_numeric_reverse (x, y)
779 return - non_numeric_forward (x, y);
782 static int (*(sorters[2][2])) PARAMS ((const PTR, const PTR)) =
784 { non_numeric_forward, non_numeric_reverse },
785 { numeric_forward, numeric_reverse }
788 /* This sort routine is used by sort_symbols_by_size. It is similar
789 to numeric_forward, but when symbols have the same value it sorts
790 by section VMA. This simplifies the sort_symbols_by_size code
791 which handles symbols at the end of sections. Also, this routine
792 tries to sort file names before other symbols with the same value.
793 That will make the file name have a zero size, which will make
794 sort_symbols_by_size choose the non file name symbol, leading to
795 more meaningful output. For similar reasons, this code sorts
796 gnu_compiled_* and gcc2_compiled before other symbols with the same
800 size_forward1 (P_x, P_y)
810 x = bfd_minisymbol_to_symbol (sort_bfd, sort_dynamic, P_x, sort_x);
811 y = bfd_minisymbol_to_symbol (sort_bfd, sort_dynamic, P_y, sort_y);
812 if (x == NULL || y == NULL)
813 bfd_fatal (bfd_get_filename (sort_bfd));
815 xs = bfd_get_section (x);
816 ys = bfd_get_section (y);
818 if (bfd_is_und_section (xs))
820 if (bfd_is_und_section (ys))
823 if (valueof (x) != valueof (y))
824 return valueof (x) < valueof (y) ? -1 : 1;
826 if (xs->vma != ys->vma)
827 return xs->vma < ys->vma ? -1 : 1;
829 xn = bfd_asymbol_name (x);
830 yn = bfd_asymbol_name (y);
834 /* The symbols gnu_compiled and gcc2_compiled convey even less
835 information than the file name, so sort them out first. */
837 xf = (strstr (xn, "gnu_compiled") != NULL
838 || strstr (xn, "gcc2_compiled") != NULL);
839 yf = (strstr (yn, "gnu_compiled") != NULL
840 || strstr (yn, "gcc2_compiled") != NULL);
847 /* We use a heuristic for the file name. It may not work on non
848 Unix systems, but it doesn't really matter; the only difference
849 is precisely which symbol names get printed. */
851 #define file_symbol(s, sn, snl) \
852 (((s)->flags & BSF_FILE) != 0 \
853 || ((sn)[(snl) - 2] == '.' \
854 && ((sn)[(snl) - 1] == 'o' \
855 || (sn)[(snl) - 1] == 'a')))
857 xf = file_symbol (x, xn, xnl);
858 yf = file_symbol (y, yn, ynl);
865 return non_numeric_forward (P_x, P_y);
868 /* This sort routine is used by sort_symbols_by_size. It is sorting
869 an array of size_sym structures into size order. */
872 size_forward2 (P_x, P_y)
876 const struct size_sym *x = (const struct size_sym *) P_x;
877 const struct size_sym *y = (const struct size_sym *) P_y;
879 if (x->size < y->size)
880 return reverse_sort ? 1 : -1;
881 else if (x->size > y->size)
882 return reverse_sort ? -1 : 1;
884 return sorters[0][reverse_sort] (x->minisym, y->minisym);
887 /* Sort the symbols by size. ELF provides a size but for other formats
888 we have to make a guess by assuming that the difference between the
889 address of a symbol and the address of the next higher symbol is the
893 sort_symbols_by_size (abfd, dynamic, minisyms, symcount, size, symsizesp)
899 struct size_sym **symsizesp;
901 struct size_sym *symsizes;
902 bfd_byte *from, *fromend;
904 asymbol *store_sym, *store_next;
906 qsort (minisyms, symcount, size, size_forward1);
908 /* We are going to return a special set of symbols and sizes to
910 symsizes = (struct size_sym *) xmalloc (symcount * sizeof (struct size_sym));
911 *symsizesp = symsizes;
913 /* Note that filter_symbols has already removed all absolute and
914 undefined symbols. Here we remove all symbols whose size winds
916 from = (bfd_byte *) minisyms;
917 fromend = from + symcount * size;
924 sym = bfd_minisymbol_to_symbol (abfd, dynamic, (const PTR) from,
927 bfd_fatal (bfd_get_filename (abfd));
930 for (; from < fromend; from += size)
937 if (from + size < fromend)
939 next = bfd_minisymbol_to_symbol (abfd,
941 (const PTR) (from + size),
944 bfd_fatal (bfd_get_filename (abfd));
949 sec = bfd_get_section (sym);
951 if (bfd_get_flavour (abfd) == bfd_target_elf_flavour)
952 sz = ((elf_symbol_type *) sym)->internal_elf_sym.st_size;
953 else if (bfd_is_com_section (sec))
957 if (from + size < fromend
958 && sec == bfd_get_section (next))
959 sz = valueof (next) - valueof (sym);
961 sz = (bfd_get_section_vma (abfd, sec)
962 + bfd_section_size (abfd, sec)
968 symsizes->minisym = (const PTR) from;
976 store_sym = store_next;
980 symcount = symsizes - *symsizesp;
982 /* We must now sort again by size. */
983 qsort ((PTR) *symsizesp, symcount, sizeof (struct size_sym), size_forward2);
988 /* If ARCHIVE_BFD is non-NULL, it is the archive containing ABFD. */
991 display_rel_file (abfd, archive_bfd)
998 struct size_sym *symsizes;
1002 if (!(bfd_get_file_flags (abfd) & HAS_SYMS))
1004 non_fatal (_("%s: no symbols"), bfd_get_filename (abfd));
1009 symcount = bfd_read_minisymbols (abfd, dynamic, &minisyms, &size);
1011 bfd_fatal (bfd_get_filename (abfd));
1015 non_fatal (_("%s: no symbols"), bfd_get_filename (abfd));
1019 /* Discard the symbols we don't want to print.
1020 It's OK to do this in place; we'll free the storage anyway
1021 (after printing). */
1023 symcount = filter_symbols (abfd, dynamic, minisyms, symcount, size);
1029 sort_dynamic = dynamic;
1030 sort_x = bfd_make_empty_symbol (abfd);
1031 sort_y = bfd_make_empty_symbol (abfd);
1032 if (sort_x == NULL || sort_y == NULL)
1033 bfd_fatal (bfd_get_filename (abfd));
1036 qsort (minisyms, symcount, size,
1037 sorters[sort_numerically][reverse_sort]);
1039 symcount = sort_symbols_by_size (abfd, dynamic, minisyms, symcount,
1044 print_symbols (abfd, dynamic, minisyms, symcount, size, archive_bfd);
1046 print_size_symbols (abfd, dynamic, symsizes, symcount, archive_bfd);
1051 /* Choose which symbol entries to print;
1052 compact them downward to get rid of the rest.
1053 Return the number of symbols to be printed. */
1056 filter_symbols (abfd, dynamic, minisyms, symcount, size)
1058 bfd_boolean dynamic;
1063 bfd_byte *from, *fromend, *to;
1066 store = bfd_make_empty_symbol (abfd);
1068 bfd_fatal (bfd_get_filename (abfd));
1070 from = (bfd_byte *) minisyms;
1071 fromend = from + symcount * size;
1072 to = (bfd_byte *) minisyms;
1074 for (; from < fromend; from += size)
1081 sym = bfd_minisymbol_to_symbol (abfd, dynamic, (const PTR) from, store);
1083 bfd_fatal (bfd_get_filename (abfd));
1086 keep = bfd_is_und_section (sym->section);
1087 else if (external_only)
1088 keep = ((sym->flags & BSF_GLOBAL) != 0
1089 || (sym->flags & BSF_WEAK) != 0
1090 || bfd_is_und_section (sym->section)
1091 || bfd_is_com_section (sym->section));
1096 && ! print_debug_syms
1097 && (sym->flags & BSF_DEBUGGING) != 0)
1102 && (bfd_is_abs_section (sym->section)
1103 || bfd_is_und_section (sym->section)))
1109 if (bfd_is_und_section (sym->section))
1115 memcpy (to, from, size);
1120 return (to - (bfd_byte *) minisyms) / size;
1123 /* Print symbol name NAME, read from ABFD, with printf format FORMAT,
1124 demangling it if requested. */
1127 print_symname (format, name, abfd)
1132 if (do_demangle && *name)
1134 char *res = demangle (abfd, name);
1136 printf (format, res);
1141 printf (format, name);
1144 /* Print the symbols. If ARCHIVE_BFD is non-NULL, it is the archive
1148 print_symbols (abfd, dynamic, minisyms, symcount, size, archive_bfd)
1150 bfd_boolean dynamic;
1157 bfd_byte *from, *fromend;
1159 store = bfd_make_empty_symbol (abfd);
1161 bfd_fatal (bfd_get_filename (abfd));
1163 from = (bfd_byte *) minisyms;
1164 fromend = from + symcount * size;
1165 for (; from < fromend; from += size)
1169 sym = bfd_minisymbol_to_symbol (abfd, dynamic, from, store);
1171 bfd_fatal (bfd_get_filename (abfd));
1173 print_symbol (abfd, sym, (bfd_vma) 0, archive_bfd);
1177 /* Print the symbols when sorting by size. */
1180 print_size_symbols (abfd, dynamic, symsizes, symcount, archive_bfd)
1182 bfd_boolean dynamic;
1183 struct size_sym *symsizes;
1188 struct size_sym *from, *fromend;
1190 store = bfd_make_empty_symbol (abfd);
1192 bfd_fatal (bfd_get_filename (abfd));
1195 fromend = from + symcount;
1196 for (; from < fromend; from++)
1201 sym = bfd_minisymbol_to_symbol (abfd, dynamic, from->minisym, store);
1203 bfd_fatal (bfd_get_filename (abfd));
1205 /* For elf we have already computed the correct symbol size. */
1206 if (bfd_get_flavour (abfd) == bfd_target_elf_flavour)
1209 ssize = from->size - bfd_section_vma (abfd, bfd_get_section (sym));
1211 print_symbol (abfd, sym, ssize, archive_bfd);
1215 /* Print a single symbol. */
1218 print_symbol (abfd, sym, ssize, archive_bfd)
1224 symbol_info syminfo;
1225 struct extended_symbol_info info;
1229 (*format->print_symbol_filename) (archive_bfd, abfd);
1231 bfd_get_symbol_info (abfd, sym, &syminfo);
1232 info.sinfo = &syminfo;
1234 if (bfd_get_flavour (abfd) == bfd_target_elf_flavour)
1235 info.elfinfo = (elf_symbol_type *) sym;
1237 info.elfinfo = NULL;
1238 (*format->print_symbol_info) (&info, abfd);
1242 static asymbol **syms;
1243 static long symcount;
1244 const char *filename, *functionname;
1245 unsigned int lineno;
1247 /* We need to get the canonical symbols in order to call
1248 bfd_find_nearest_line. This is inefficient, but, then, you
1249 don't have to use --line-numbers. */
1250 if (abfd != lineno_cache_bfd && syms != NULL)
1259 symsize = bfd_get_symtab_upper_bound (abfd);
1261 bfd_fatal (bfd_get_filename (abfd));
1262 syms = (asymbol **) xmalloc (symsize);
1263 symcount = bfd_canonicalize_symtab (abfd, syms);
1265 bfd_fatal (bfd_get_filename (abfd));
1266 lineno_cache_bfd = abfd;
1269 if (bfd_is_und_section (bfd_get_section (sym)))
1271 static asection **secs;
1272 static arelent ***relocs;
1273 static long *relcount;
1274 static unsigned int seccount;
1276 const char *symname;
1278 /* For an undefined symbol, we try to find a reloc for the
1279 symbol, and print the line number of the reloc. */
1280 if (abfd != lineno_cache_rel_bfd && relocs != NULL)
1282 for (i = 0; i < seccount; i++)
1283 if (relocs[i] != NULL)
1295 struct get_relocs_info info;
1297 seccount = bfd_count_sections (abfd);
1299 secs = (asection **) xmalloc (seccount * sizeof *secs);
1300 relocs = (arelent ***) xmalloc (seccount * sizeof *relocs);
1301 relcount = (long *) xmalloc (seccount * sizeof *relcount);
1304 info.relocs = relocs;
1305 info.relcount = relcount;
1307 bfd_map_over_sections (abfd, get_relocs, (PTR) &info);
1308 lineno_cache_rel_bfd = abfd;
1311 symname = bfd_asymbol_name (sym);
1312 for (i = 0; i < seccount; i++)
1316 for (j = 0; j < relcount[i]; j++)
1321 if (r->sym_ptr_ptr != NULL
1322 && (*r->sym_ptr_ptr)->section == sym->section
1323 && (*r->sym_ptr_ptr)->value == sym->value
1325 bfd_asymbol_name (*r->sym_ptr_ptr)) == 0
1326 && bfd_find_nearest_line (abfd, secs[i], syms,
1327 r->address, &filename,
1328 &functionname, &lineno)
1329 && filename != NULL)
1331 /* We only print the first one we find. */
1332 printf ("\t%s:%u", filename, lineno);
1339 else if (bfd_get_section (sym)->owner == abfd)
1341 if (bfd_find_nearest_line (abfd, bfd_get_section (sym), syms,
1342 sym->value, &filename, &functionname,
1347 printf ("\t%s:%u", filename, lineno);
1355 /* The following 3 groups of functions are called unconditionally,
1356 once at the start of processing each file of the appropriate type.
1357 They should check `filename_per_file' and `filename_per_symbol',
1358 as appropriate for their output format, to determine whether to
1361 /* Print the name of an object file given on the command line. */
1364 print_object_filename_bsd (filename)
1367 if (filename_per_file && !filename_per_symbol)
1368 printf ("\n%s:\n", filename);
1372 print_object_filename_sysv (filename)
1376 printf (_("\n\nUndefined symbols from %s:\n\n"), filename);
1378 printf (_("\n\nSymbols from %s:\n\n"), filename);
1379 if (print_width == 8)
1381 Name Value Class Type Size Line Section\n\n"));
1384 Name Value Class Type Size Line Section\n\n"));
1388 print_object_filename_posix (filename)
1391 if (filename_per_file && !filename_per_symbol)
1392 printf ("%s:\n", filename);
1395 /* Print the name of an archive file given on the command line. */
1398 print_archive_filename_bsd (filename)
1401 if (filename_per_file)
1402 printf ("\n%s:\n", filename);
1406 print_archive_filename_sysv (filename)
1407 char *filename ATTRIBUTE_UNUSED;
1412 print_archive_filename_posix (filename)
1413 char *filename ATTRIBUTE_UNUSED;
1417 /* Print the name of an archive member file. */
1420 print_archive_member_bsd (archive, filename)
1421 char *archive ATTRIBUTE_UNUSED;
1422 const char *filename;
1424 if (!filename_per_symbol)
1425 printf ("\n%s:\n", filename);
1429 print_archive_member_sysv (archive, filename)
1431 const char *filename;
1434 printf (_("\n\nUndefined symbols from %s[%s]:\n\n"), archive, filename);
1436 printf (_("\n\nSymbols from %s[%s]:\n\n"), archive, filename);
1437 if (print_width == 8)
1439 Name Value Class Type Size Line Section\n\n"));
1442 Name Value Class Type Size Line Section\n\n"));
1446 print_archive_member_posix (archive, filename)
1448 const char *filename;
1450 if (!filename_per_symbol)
1451 printf ("%s[%s]:\n", archive, filename);
1454 /* Print the name of the file (and archive, if there is one)
1455 containing a symbol. */
1458 print_symbol_filename_bsd (archive_bfd, abfd)
1459 bfd *archive_bfd, *abfd;
1461 if (filename_per_symbol)
1464 printf ("%s:", bfd_get_filename (archive_bfd));
1465 printf ("%s:", bfd_get_filename (abfd));
1470 print_symbol_filename_sysv (archive_bfd, abfd)
1471 bfd *archive_bfd, *abfd;
1473 if (filename_per_symbol)
1476 printf ("%s:", bfd_get_filename (archive_bfd));
1477 printf ("%s:", bfd_get_filename (abfd));
1482 print_symbol_filename_posix (archive_bfd, abfd)
1483 bfd *archive_bfd, *abfd;
1485 if (filename_per_symbol)
1488 printf ("%s[%s]: ", bfd_get_filename (archive_bfd),
1489 bfd_get_filename (abfd));
1491 printf ("%s: ", bfd_get_filename (abfd));
1495 /* Print a symbol value. */
1498 print_value (abfd, val)
1499 bfd *abfd ATTRIBUTE_UNUSED;
1502 #if ! defined (BFD64) || BFD_HOST_64BIT_LONG
1503 printf (value_format, val);
1505 /* We have a 64 bit value to print, but the host is only 32 bit. */
1506 if (print_radix == 16)
1507 bfd_fprintf_vma (abfd, stdout, val);
1513 s = buf + sizeof buf;
1517 *--s = (val % print_radix) + '0';
1520 while ((buf + sizeof buf - 1) - s < 16)
1527 /* Print a line of information about a symbol. */
1530 print_symbol_info_bsd (info, abfd)
1531 struct extended_symbol_info *info;
1534 if (bfd_is_undefined_symclass (SYM_TYPE (info)))
1536 if (print_width == 16)
1542 print_value (abfd, SYM_VALUE (info));
1544 if (print_size && SYM_SIZE (info))
1547 print_value (abfd, SYM_SIZE (info));
1551 printf (" %c", SYM_TYPE (info));
1553 if (SYM_TYPE (info) == '-')
1557 printf (other_format, SYM_STAB_OTHER (info));
1559 printf (desc_format, SYM_STAB_DESC (info));
1560 printf (" %5s", SYM_STAB_NAME (info));
1562 print_symname (" %s", SYM_NAME (info), abfd);
1566 print_symbol_info_sysv (info, abfd)
1567 struct extended_symbol_info *info;
1570 print_symname ("%-20s|", SYM_NAME (info), abfd);
1572 if (bfd_is_undefined_symclass (SYM_TYPE (info)))
1574 if (print_width == 8)
1580 print_value (abfd, SYM_VALUE (info));
1582 printf ("| %c |", SYM_TYPE (info));
1584 if (SYM_TYPE (info) == '-')
1587 printf ("%18s| ", SYM_STAB_NAME (info)); /* (C) Type. */
1588 printf (desc_format, SYM_STAB_DESC (info)); /* Size. */
1589 printf ("| |"); /* Line, Section. */
1593 /* Type, Size, Line, Section */
1596 get_symbol_type (ELF_ST_TYPE (info->elfinfo->internal_elf_sym.st_info)));
1600 if (SYM_SIZE (info))
1601 print_value (abfd, SYM_SIZE (info));
1604 if (print_width == 8)
1611 printf("| |%s", info->elfinfo->symbol.section->name);
1618 print_symbol_info_posix (info, abfd)
1619 struct extended_symbol_info *info;
1622 print_symname ("%s ", SYM_NAME (info), abfd);
1623 printf ("%c ", SYM_TYPE (info));
1625 if (bfd_is_undefined_symclass (SYM_TYPE (info)))
1629 print_value (abfd, SYM_VALUE (info));
1631 if (SYM_SIZE (info))
1632 print_value (abfd, SYM_SIZE (info));
1637 print_symdef_entry (abfd)
1640 symindex idx = BFD_NO_MORE_SYMBOLS;
1642 bfd_boolean everprinted = FALSE;
1644 for (idx = bfd_get_next_mapent (abfd, idx, &thesym);
1645 idx != BFD_NO_MORE_SYMBOLS;
1646 idx = bfd_get_next_mapent (abfd, idx, &thesym))
1651 printf (_("\nArchive index:\n"));
1654 elt = bfd_get_elt_at_index (abfd, idx);
1656 bfd_fatal ("bfd_get_elt_at_index");
1657 if (thesym->name != (char *) NULL)
1659 print_symname ("%s", thesym->name, abfd);
1660 printf (" in %s\n", bfd_get_filename (elt));
1665 /* This function is used to get the relocs for a particular section.
1666 It is called via bfd_map_over_sections. */
1669 get_relocs (abfd, sec, dataarg)
1674 struct get_relocs_info *data = (struct get_relocs_info *) dataarg;
1678 if ((sec->flags & SEC_RELOC) == 0)
1680 *data->relocs = NULL;
1681 *data->relcount = 0;
1687 relsize = bfd_get_reloc_upper_bound (abfd, sec);
1689 bfd_fatal (bfd_get_filename (abfd));
1691 *data->relocs = (arelent **) xmalloc (relsize);
1692 *data->relcount = bfd_canonicalize_reloc (abfd, sec, *data->relocs,
1694 if (*data->relcount < 0)
1695 bfd_fatal (bfd_get_filename (abfd));