/* nm.c -- Describe symbol table of a rel file.
- Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
- 2001, 2002
- Free Software Foundation, Inc.
+ Copyright (C) 1991-2020 Free Software Foundation, Inc.
This file is part of GNU Binutils.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
- 02111-1307, USA. */
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
+ 02110-1301, USA. */
+#include "sysdep.h"
#include "bfd.h"
#include "progress.h"
-#include "bucomm.h"
-#include "budemang.h"
#include "getopt.h"
#include "aout/stab_gnu.h"
#include "aout/ranlib.h"
#include "libiberty.h"
#include "elf-bfd.h"
#include "elf/common.h"
+#define DO_NOT_DEFINE_AOUTHDR
+#define DO_NOT_DEFINE_FILHDR
+#define DO_NOT_DEFINE_LINENO
+#define DO_NOT_DEFINE_SCNHDR
+#include "coff/external.h"
+#include "coff/internal.h"
+#include "libcoff.h"
+#include "bucomm.h"
+#include "plugin-api.h"
+#include "plugin.h"
/* When sorting by size, we use this structure to hold the size and a
pointer to the minisymbol. */
struct size_sym
{
- const PTR minisym;
+ const void *minisym;
bfd_vma size;
};
symbol_info *sinfo;
bfd_vma ssize;
elf_symbol_type *elfinfo;
+ coff_symbol_type *coffinfo;
/* FIXME: We should add more fields for Type, Line, Section. */
};
#define SYM_NAME(sym) (sym->sinfo->name)
#define SYM_SIZE(sym) \
(sym->elfinfo ? sym->elfinfo->internal_elf_sym.st_size: sym->ssize)
-static void usage PARAMS ((FILE *, int));
-static void set_print_radix PARAMS ((char *));
-static void set_output_format PARAMS ((char *));
-static void display_archive PARAMS ((bfd *));
-static boolean display_file PARAMS ((char *));
-static void display_rel_file PARAMS ((bfd *, bfd *));
-static long filter_symbols PARAMS ((bfd *, boolean, PTR, long, unsigned int));
-static long sort_symbols_by_size PARAMS ((bfd *, boolean, PTR, long, unsigned int, struct size_sym **));
-static void print_symbols PARAMS ((bfd *, boolean, PTR, long, unsigned int, bfd *));
-static void print_size_symbols PARAMS ((bfd *, boolean, struct size_sym *, long, bfd *));
-static void print_symname PARAMS ((const char *, const char *, bfd *));
-static void print_symbol PARAMS ((bfd *, asymbol *, bfd_vma ssize, bfd *));
-static void print_symdef_entry PARAMS ((bfd *));
-
-/* The sorting functions. */
-static int numeric_forward PARAMS ((const PTR, const PTR));
-static int numeric_reverse PARAMS ((const PTR, const PTR));
-static int non_numeric_forward PARAMS ((const PTR, const PTR));
-static int non_numeric_reverse PARAMS ((const PTR, const PTR));
-static int size_forward1 PARAMS ((const PTR, const PTR));
-static int size_forward2 PARAMS ((const PTR, const PTR));
-
/* The output formatting functions. */
-static void print_object_filename_bsd PARAMS ((char *));
-static void print_object_filename_sysv PARAMS ((char *));
-static void print_object_filename_posix PARAMS ((char *));
-static void print_archive_filename_bsd PARAMS ((char *));
-static void print_archive_filename_sysv PARAMS ((char *));
-static void print_archive_filename_posix PARAMS ((char *));
-static void print_archive_member_bsd PARAMS ((char *, const char *));
-static void print_archive_member_sysv PARAMS ((char *, const char *));
-static void print_archive_member_posix PARAMS ((char *, const char *));
-static void print_symbol_filename_bsd PARAMS ((bfd *, bfd *));
-static void print_symbol_filename_sysv PARAMS ((bfd *, bfd *));
-static void print_symbol_filename_posix PARAMS ((bfd *, bfd *));
-static void print_value PARAMS ((bfd *, bfd_vma));
-static void print_symbol_info_bsd PARAMS ((struct extended_symbol_info *, bfd *));
-static void print_symbol_info_sysv PARAMS ((struct extended_symbol_info *, bfd *));
-static void print_symbol_info_posix PARAMS ((struct extended_symbol_info *, bfd *));
-static void get_relocs PARAMS ((bfd *, asection *, PTR));
-static const char * get_symbol_type PARAMS ((unsigned int));
+static void print_object_filename_bsd (const char *);
+static void print_object_filename_sysv (const char *);
+static void print_object_filename_posix (const char *);
+static void print_archive_filename_bsd (const char *);
+static void print_archive_filename_sysv (const char *);
+static void print_archive_filename_posix (const char *);
+static void print_archive_member_bsd (const char *, const char *);
+static void print_archive_member_sysv (const char *, const char *);
+static void print_archive_member_posix (const char *, const char *);
+static void print_symbol_filename_bsd (bfd *, bfd *);
+static void print_symbol_filename_sysv (bfd *, bfd *);
+static void print_symbol_filename_posix (bfd *, bfd *);
+static void print_value (bfd *, bfd_vma);
+static void print_symbol_info_bsd (struct extended_symbol_info *, bfd *);
+static void print_symbol_info_sysv (struct extended_symbol_info *, bfd *);
+static void print_symbol_info_posix (struct extended_symbol_info *, bfd *);
/* Support for different output formats. */
struct output_fns
{
/* Print the name of an object file given on the command line. */
- void (*print_object_filename) PARAMS ((char *));
+ void (*print_object_filename) (const char *);
/* Print the name of an archive file given on the command line. */
- void (*print_archive_filename) PARAMS ((char *));
+ void (*print_archive_filename) (const char *);
/* Print the name of an archive member file. */
- void (*print_archive_member) PARAMS ((char *, const char *));
+ void (*print_archive_member) (const char *, const char *);
/* Print the name of the file (and archive, if there is one)
containing a symbol. */
- void (*print_symbol_filename) PARAMS ((bfd *, bfd *));
+ void (*print_symbol_filename) (bfd *, bfd *);
/* Print a line of information about a symbol. */
- void (*print_symbol_info) PARAMS ((struct extended_symbol_info *, bfd *));
+ void (*print_symbol_info) (struct extended_symbol_info *, bfd *);
};
static struct output_fns formats[] =
/* The output format to use. */
static struct output_fns *format = &formats[FORMAT_DEFAULT];
+static unsigned int print_format = FORMAT_DEFAULT;
+static const char *print_format_string = NULL;
/* Command options. */
static int undefined_only = 0; /* Print undefined symbols only. */
static int dynamic = 0; /* Print dynamic symbols. */
static int show_version = 0; /* Show the version number. */
-static int show_stats = 0; /* Show statistics. */
+static int show_synthetic = 0; /* Display synthesized symbols too. */
static int line_numbers = 0; /* Print line numbers for symbols. */
+static int allow_special_symbols = 0; /* Allow special symbols. */
+static int with_symbol_versions = 0; /* Include symbol version information in the output. */
+
+static int demangle_flags = DMGL_ANSI | DMGL_PARAMS;
/* When to print the names of files. Not mutually exclusive in SYSV format. */
static int filename_per_file = 0; /* Once per file, on its own line. */
static int filename_per_symbol = 0; /* Once per symbol, at start of line. */
-/* Print formats for printing a symbol value. */
-#ifndef BFD64
-static char value_format[] = "%08lx";
-#else
-#if BFD_HOST_64BIT_LONG
-static char value_format[] = "%016lx";
-#else
-/* We don't use value_format for this case. */
-#endif
-#endif
-#ifdef BFD64
-static int print_width = 16;
-#else
-static int print_width = 8;
-#endif
+static int print_width = 0;
static int print_radix = 16;
/* Print formats for printing stab info. */
static char other_format[] = "%02x";
static char desc_format[] = "%04x";
static char *target = NULL;
+#if BFD_SUPPORTS_PLUGINS
+static const char *plugin_target = "plugin";
+#else
+static const char *plugin_target = NULL;
+#endif
/* Used to cache the line numbers for a BFD. */
static bfd *lineno_cache_bfd;
static bfd *lineno_cache_rel_bfd;
-#define OPTION_TARGET 200
+enum long_option_values
+{
+ OPTION_TARGET = 200,
+ OPTION_PLUGIN,
+ OPTION_SIZE_SORT,
+ OPTION_RECURSE_LIMIT,
+ OPTION_NO_RECURSE_LIMIT
+};
static struct option long_options[] =
{
{"line-numbers", no_argument, 0, 'l'},
{"no-cplus", no_argument, &do_demangle, 0}, /* Linux compatibility. */
{"no-demangle", no_argument, &do_demangle, 0},
- {"no-sort", no_argument, &no_sort, 1},
- {"numeric-sort", no_argument, &sort_numerically, 1},
+ {"no-recurse-limit", no_argument, NULL, OPTION_NO_RECURSE_LIMIT},
+ {"no-recursion-limit", no_argument, NULL, OPTION_NO_RECURSE_LIMIT},
+ {"no-sort", no_argument, 0, 'p'},
+ {"numeric-sort", no_argument, 0, 'n'},
+ {"plugin", required_argument, 0, OPTION_PLUGIN},
{"portability", no_argument, 0, 'P'},
{"print-armap", no_argument, &print_armap, 1},
{"print-file-name", no_argument, 0, 'o'},
{"print-size", no_argument, 0, 'S'},
{"radix", required_argument, 0, 't'},
+ {"recurse-limit", no_argument, NULL, OPTION_RECURSE_LIMIT},
+ {"recursion-limit", no_argument, NULL, OPTION_RECURSE_LIMIT},
{"reverse-sort", no_argument, &reverse_sort, 1},
- {"size-sort", no_argument, &sort_by_size, 1},
- {"stats", no_argument, &show_stats, 1},
+ {"size-sort", no_argument, 0, OPTION_SIZE_SORT},
+ {"special-syms", no_argument, &allow_special_symbols, 1},
+ {"synthetic", no_argument, &show_synthetic, 1},
{"target", required_argument, 0, OPTION_TARGET},
{"defined-only", no_argument, &defined_only, 1},
{"undefined-only", no_argument, &undefined_only, 1},
{"version", no_argument, &show_version, 1},
+ {"with-symbol-versions", no_argument, &with_symbol_versions, 1},
{0, no_argument, 0, 0}
};
\f
/* Some error-reporting functions. */
-static void
-usage (stream, status)
- FILE *stream;
- int status;
+ATTRIBUTE_NORETURN static void
+usage (FILE *stream, int status)
{
fprintf (stream, _("Usage: %s [option(s)] [file(s)]\n"), program_name);
fprintf (stream, _(" List symbols in [file(s)] (a.out by default).\n"));
-B Same as --format=bsd\n\
-C, --demangle[=STYLE] Decode low-level symbol names into user-level names\n\
The STYLE, if specified, can be `auto' (the default),\n\
- `gnu', 'lucid', 'arm', 'hp', 'edg' or 'gnu-v3'\n\
+ `gnu', `lucid', `arm', `hp', `edg', `gnu-v3', `java'\n\
+ or `gnat'\n\
--no-demangle Do not demangle low-level symbol names\n\
+ --recurse-limit Enable a demangling recursion limit. This is the default.\n\
+ --no-recurse-limit Disable a demangling recursion limit.\n\
-D, --dynamic Display dynamic symbols instead of normal symbols\n\
--defined-only Display only defined symbols\n\
-e (ignored)\n\
-o Same as -A\n\
-p, --no-sort Do not sort the symbols\n\
-P, --portability Same as --format=posix\n\
- -r, --reverse-sort Reverse the sense of the sort\n\
+ -r, --reverse-sort Reverse the sense of the sort\n"));
+#if BFD_SUPPORTS_PLUGINS
+ fprintf (stream, _("\
+ --plugin NAME Load the specified plugin\n"));
+#endif
+ fprintf (stream, _("\
-S, --print-size Print size of defined symbols\n\
-s, --print-armap Include index for symbols from archive members\n\
--size-sort Sort symbols by size\n\
+ --special-syms Include special symbols in the output\n\
+ --synthetic Display synthetic symbols as well\n\
-t, --radix=RADIX Use RADIX for printing symbol values\n\
--target=BFDNAME Specify the target object format as BFDNAME\n\
-u, --undefined-only Display only undefined symbols\n\
+ --with-symbol-versions Display version strings after symbol names\n\
-X 32_64 (ignored)\n\
+ @FILE Read options from FILE\n\
-h, --help Display this information\n\
-V, --version Display this program's version number\n\
\n"));
list_supported_targets (program_name, stream);
- if (status == 0)
+ if (REPORT_BUGS_TO[0] && status == 0)
fprintf (stream, _("Report bugs to %s.\n"), REPORT_BUGS_TO);
exit (status);
}
/* Set the radix for the symbol value and size according to RADIX. */
static void
-set_print_radix (radix)
- char *radix;
+set_print_radix (char *radix)
{
switch (*radix)
{
- case 'x':
- break;
- case 'd':
- case 'o':
- if (*radix == 'd')
- print_radix = 10;
- else
- print_radix = 8;
-#ifndef BFD64
- value_format[4] = *radix;
-#else
-#if BFD_HOST_64BIT_LONG
- value_format[5] = *radix;
-#else
- /* This case requires special handling for octal and decimal
- printing. */
-#endif
-#endif
- other_format[3] = desc_format[3] = *radix;
- break;
+ case 'x': print_radix = 16; break;
+ case 'd': print_radix = 10; break;
+ case 'o': print_radix = 8; break;
+
default:
fatal (_("%s: invalid radix"), radix);
}
+
+ other_format[3] = desc_format[3] = *radix;
}
static void
-set_output_format (f)
- char *f;
+set_output_format (char *f)
{
int i;
fatal (_("%s: invalid output format"), f);
}
format = &formats[i];
+ print_format = i;
}
\f
-int main PARAMS ((int, char **));
-
-int
-main (argc, argv)
- int argc;
- char **argv;
+static const char *
+get_elf_symbol_type (unsigned int type)
{
- int c;
- int retval;
+ static char *bufp;
+ int n;
-#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
- setlocale (LC_MESSAGES, "");
-#endif
-#if defined (HAVE_SETLOCALE)
- setlocale (LC_CTYPE, "");
- setlocale (LC_COLLATE, "");
-#endif
- bindtextdomain (PACKAGE, LOCALEDIR);
- textdomain (PACKAGE);
-
- program_name = *argv;
- xmalloc_set_program_name (program_name);
-
- START_PROGRESS (program_name, 0);
-
- bfd_init ();
- set_default_bfd_target ();
-
- while ((c = getopt_long (argc, argv, "aABCDef:gHhlnopPrSst:uvVvX:",
- long_options, (int *) 0)) != EOF)
+ switch (type)
{
- switch (c)
- {
- case 'a':
- print_debug_syms = 1;
- break;
- case 'A':
- case 'o':
- filename_per_symbol = 1;
- break;
- case 'B': /* For MIPS compatibility. */
- set_output_format ("bsd");
- break;
- case 'C':
- do_demangle = 1;
- if (optarg != NULL)
- {
- enum demangling_styles style;
-
- style = cplus_demangle_name_to_style (optarg);
- if (style == unknown_demangling)
- fatal (_("unknown demangling style `%s'"),
- optarg);
-
- cplus_demangle_set_style (style);
- }
- break;
- case 'D':
- dynamic = 1;
- break;
- case 'e':
- /* Ignored for HP/UX compatibility. */
- break;
- case 'f':
- set_output_format (optarg);
- break;
- case 'g':
- external_only = 1;
- break;
- case 'H':
- case 'h':
- usage (stdout, 0);
- case 'l':
- line_numbers = 1;
- break;
- case 'n':
- case 'v':
- sort_numerically = 1;
- break;
- case 'p':
- no_sort = 1;
- break;
- case 'P':
- set_output_format ("posix");
- break;
- case 'r':
- reverse_sort = 1;
- break;
- case 's':
- print_armap = 1;
- break;
- case 'S':
- print_size = 1;
- break;
- case 't':
- set_print_radix (optarg);
- break;
- case 'u':
- undefined_only = 1;
- break;
- case 'V':
- show_version = 1;
- break;
- case 'X':
- /* Ignored for (partial) AIX compatibility. On AIX, the
- argument has values 32, 64, or 32_64, and specfies that
- only 32-bit, only 64-bit, or both kinds of objects should
- be examined. The default is 32. So plain AIX nm on a
- library archive with both kinds of objects will ignore
- the 64-bit ones. For GNU nm, the default is and always
- has been -X 32_64, and other options are not supported. */
- if (strcmp (optarg, "32_64") != 0)
- fatal (_("Only -X 32_64 is supported"));
- break;
-
- case OPTION_TARGET: /* --target */
- target = optarg;
- break;
-
- case 0: /* A long option that just sets a flag. */
- break;
-
- default:
- usage (stderr, 1);
- }
+ case STT_NOTYPE: return "NOTYPE";
+ case STT_OBJECT: return "OBJECT";
+ case STT_FUNC: return "FUNC";
+ case STT_SECTION: return "SECTION";
+ case STT_FILE: return "FILE";
+ case STT_COMMON: return "COMMON";
+ case STT_TLS: return "TLS";
}
- if (show_version)
- print_version ("nm");
+ free (bufp);
+ if (type >= STT_LOPROC && type <= STT_HIPROC)
+ n = asprintf (&bufp, _("<processor specific>: %d"), type);
+ else if (type >= STT_LOOS && type <= STT_HIOS)
+ n = asprintf (&bufp, _("<OS specific>: %d"), type);
+ else
+ n = asprintf (&bufp, _("<unknown>: %d"), type);
+ if (n < 0)
+ fatal ("%s", xstrerror (errno));
+ return bufp;
+}
- /* OK, all options now parsed. If no filename specified, do a.out. */
- if (optind == argc)
- return !display_file ("a.out");
+static const char *
+get_coff_symbol_type (const struct internal_syment *sym)
+{
+ static char *bufp;
+ int n;
- retval = 0;
+ switch (sym->n_sclass)
+ {
+ case C_BLOCK: return "Block";
+ case C_FILE: return "File";
+ case C_LINE: return "Line";
+ }
- if (argc - optind > 1)
- filename_per_file = 1;
+ if (!sym->n_type)
+ return "None";
- /* We were given several filenames to do. */
- while (optind < argc)
+ switch (DTYPE(sym->n_type))
{
- PROGRESS (1);
- if (!display_file (argv[optind++]))
- retval++;
+ case DT_FCN: return "Function";
+ case DT_PTR: return "Pointer";
+ case DT_ARY: return "Array";
}
- END_PROGRESS (program_name);
+ free (bufp);
+ n = asprintf (&bufp, _("<unknown>: %d/%d"), sym->n_sclass, sym->n_type);
+ if (n < 0)
+ fatal ("%s", xstrerror (errno));
+ return bufp;
+}
+\f
+/* Print symbol name NAME, read from ABFD, with printf format FORM,
+ demangling it if requested. */
-#ifdef HAVE_SBRK
- if (show_stats)
+static void
+print_symname (const char *form, const char *name, bfd *abfd)
+{
+ if (do_demangle && *name)
{
- char *lim = (char *) sbrk (0);
+ char *res = bfd_demangle (abfd, name, demangle_flags);
- non_fatal (_("data size %ld"), (long) (lim - (char *) &environ));
+ if (res != NULL)
+ {
+ printf (form, res);
+ free (res);
+ return;
+ }
}
-#endif
- exit (retval);
- return retval;
+ printf (form, name);
}
-\f
-static const char *
-get_symbol_type (type)
- unsigned int type;
+
+static void
+print_symdef_entry (bfd *abfd)
{
- static char buff [32];
+ symindex idx = BFD_NO_MORE_SYMBOLS;
+ carsym *thesym;
+ bfd_boolean everprinted = FALSE;
- switch (type)
+ for (idx = bfd_get_next_mapent (abfd, idx, &thesym);
+ idx != BFD_NO_MORE_SYMBOLS;
+ idx = bfd_get_next_mapent (abfd, idx, &thesym))
{
- case STT_NOTYPE: return "NOTYPE";
- case STT_OBJECT: return "OBJECT";
- case STT_FUNC: return "FUNC";
- case STT_SECTION: return "SECTION";
- case STT_FILE: return "FILE";
- case STT_COMMON: return "COMMON";
- case STT_TLS: return "TLS";
- default:
- if (type >= STT_LOPROC && type <= STT_HIPROC)
- sprintf (buff, _("<processor specific>: %d"), type);
- else if (type >= STT_LOOS && type <= STT_HIOS)
- sprintf (buff, _("<OS specific>: %d"), type);
- else
- sprintf (buff, _("<unknown>: %d"), type);
- return buff;
+ bfd *elt;
+ if (!everprinted)
+ {
+ printf (_("\nArchive index:\n"));
+ everprinted = TRUE;
+ }
+ elt = bfd_get_elt_at_index (abfd, idx);
+ if (elt == NULL)
+ bfd_fatal ("bfd_get_elt_at_index");
+ if (thesym->name != (char *) NULL)
+ {
+ print_symname ("%s", thesym->name, abfd);
+ printf (" in %s\n", bfd_get_filename (elt));
+ }
}
}
+\f
-static void
-display_archive (file)
- bfd *file;
+/* True when we can report missing plugin error. */
+bfd_boolean report_plugin_err = TRUE;
+
+/* Choose which symbol entries to print;
+ compact them downward to get rid of the rest.
+ Return the number of symbols to be printed. */
+
+static long
+filter_symbols (bfd *abfd, bfd_boolean is_dynamic, void *minisyms,
+ long symcount, unsigned int size)
{
- bfd *arfile = NULL;
- bfd *last_arfile = NULL;
- char **matching;
+ bfd_byte *from, *fromend, *to;
+ asymbol *store;
- (*format->print_archive_filename) (bfd_get_filename (file));
+ store = bfd_make_empty_symbol (abfd);
+ if (store == NULL)
+ bfd_fatal (bfd_get_filename (abfd));
- if (print_armap)
- print_symdef_entry (file);
+ from = (bfd_byte *) minisyms;
+ fromend = from + symcount * size;
+ to = (bfd_byte *) minisyms;
- for (;;)
+ for (; from < fromend; from += size)
{
+ int keep = 0;
+ asymbol *sym;
+
PROGRESS (1);
- arfile = bfd_openr_next_archived_file (file, arfile);
+ sym = bfd_minisymbol_to_symbol (abfd, is_dynamic, (const void *) from, store);
+ if (sym == NULL)
+ bfd_fatal (bfd_get_filename (abfd));
- if (arfile == NULL)
+ if (sym->name[0] == '_'
+ && sym->name[1] == '_'
+ && strcmp (sym->name + (sym->name[2] == '_'), "__gnu_lto_slim") == 0
+ && report_plugin_err)
{
- if (bfd_get_error () != bfd_error_no_more_archived_files)
- bfd_fatal (bfd_get_filename (file));
- break;
+ report_plugin_err = FALSE;
+ non_fatal (_("%s: plugin needed to handle lto object"),
+ bfd_get_filename (abfd));
}
- if (bfd_check_format_matches (arfile, bfd_object, &matching))
- {
- char buf[30];
-
- bfd_sprintf_vma (arfile, buf, (bfd_vma) -1);
- print_width = strlen (buf);
- (*format->print_archive_member) (bfd_get_filename (file),
- bfd_get_filename (arfile));
- display_rel_file (arfile, file);
- }
- else
- {
- bfd_nonfatal (bfd_get_filename (arfile));
- if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
- {
- list_matching_formats (matching);
- free (matching);
- }
- }
-
- if (last_arfile != NULL)
- {
- bfd_close (last_arfile);
- lineno_cache_bfd = NULL;
- lineno_cache_rel_bfd = NULL;
- }
- last_arfile = arfile;
- }
+ if (undefined_only)
+ keep = bfd_is_und_section (sym->section);
+ else if (external_only)
+ /* PR binutls/12753: Unique symbols are global too. */
+ keep = ((sym->flags & (BSF_GLOBAL
+ | BSF_WEAK
+ | BSF_GNU_UNIQUE)) != 0
+ || bfd_is_und_section (sym->section)
+ || bfd_is_com_section (sym->section));
+ else
+ keep = 1;
- if (last_arfile != NULL)
- {
- bfd_close (last_arfile);
- lineno_cache_bfd = NULL;
- lineno_cache_rel_bfd = NULL;
- }
-}
+ if (keep
+ && ! print_debug_syms
+ && (sym->flags & BSF_DEBUGGING) != 0)
+ keep = 0;
-static boolean
-display_file (filename)
- char *filename;
-{
- boolean retval = true;
- bfd *file;
- char **matching;
+ if (keep
+ && sort_by_size
+ && (bfd_is_abs_section (sym->section)
+ || bfd_is_und_section (sym->section)))
+ keep = 0;
- file = bfd_openr (filename, target);
- if (file == NULL)
- {
- bfd_nonfatal (filename);
- return false;
- }
+ if (keep
+ && defined_only)
+ {
+ if (bfd_is_und_section (sym->section))
+ keep = 0;
+ }
- if (bfd_check_format (file, bfd_archive))
- {
- display_archive (file);
- }
- else if (bfd_check_format_matches (file, bfd_object, &matching))
- {
- char buf[30];
+ if (keep
+ && bfd_is_target_special_symbol (abfd, sym)
+ && ! allow_special_symbols)
+ keep = 0;
- bfd_sprintf_vma (file, buf, (bfd_vma) -1);
- print_width = strlen (buf);
- (*format->print_object_filename) (filename);
- display_rel_file (file, NULL);
- }
- else
- {
- bfd_nonfatal (filename);
- if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
+ if (keep)
{
- list_matching_formats (matching);
- free (matching);
+ if (to != from)
+ memcpy (to, from, size);
+ to += size;
}
- retval = false;
}
- if (bfd_close (file) == false)
- bfd_fatal (filename);
-
- lineno_cache_bfd = NULL;
- lineno_cache_rel_bfd = NULL;
-
- return retval;
+ return (to - (bfd_byte *) minisyms) / size;
}
\f
/* These globals are used to pass information into the sorting
routines. */
static bfd *sort_bfd;
-static boolean sort_dynamic;
+static bfd_boolean sort_dynamic;
static asymbol *sort_x;
static asymbol *sort_y;
specially -- i.e., their sizes are used as their "values". */
static int
-numeric_forward (P_x, P_y)
- const PTR P_x;
- const PTR P_y;
-{
- asymbol *x, *y;
- asection *xs, *ys;
-
- x = bfd_minisymbol_to_symbol (sort_bfd, sort_dynamic, P_x, sort_x);
- y = bfd_minisymbol_to_symbol (sort_bfd, sort_dynamic, P_y, sort_y);
- if (x == NULL || y == NULL)
- bfd_fatal (bfd_get_filename (sort_bfd));
-
- xs = bfd_get_section (x);
- ys = bfd_get_section (y);
-
- if (bfd_is_und_section (xs))
- {
- if (! bfd_is_und_section (ys))
- return -1;
- }
- else if (bfd_is_und_section (ys))
- return 1;
- else if (valueof (x) != valueof (y))
- return valueof (x) < valueof (y) ? -1 : 1;
-
- return non_numeric_forward (P_x, P_y);
-}
-
-static int
-numeric_reverse (x, y)
- const PTR x;
- const PTR y;
-{
- return - numeric_forward (x, y);
-}
-
-static int
-non_numeric_forward (P_x, P_y)
- const PTR P_x;
- const PTR P_y;
+non_numeric_forward (const void *P_x, const void *P_y)
{
asymbol *x, *y;
const char *xn, *yn;
}
static int
-non_numeric_reverse (x, y)
- const PTR x;
- const PTR y;
+non_numeric_reverse (const void *x, const void *y)
{
return - non_numeric_forward (x, y);
}
-static int (*(sorters[2][2])) PARAMS ((const PTR, const PTR)) =
+static int
+numeric_forward (const void *P_x, const void *P_y)
+{
+ asymbol *x, *y;
+ asection *xs, *ys;
+
+ x = bfd_minisymbol_to_symbol (sort_bfd, sort_dynamic, P_x, sort_x);
+ y = bfd_minisymbol_to_symbol (sort_bfd, sort_dynamic, P_y, sort_y);
+ if (x == NULL || y == NULL)
+ bfd_fatal (bfd_get_filename (sort_bfd));
+
+ xs = bfd_asymbol_section (x);
+ ys = bfd_asymbol_section (y);
+
+ if (bfd_is_und_section (xs))
+ {
+ if (! bfd_is_und_section (ys))
+ return -1;
+ }
+ else if (bfd_is_und_section (ys))
+ return 1;
+ else if (valueof (x) != valueof (y))
+ return valueof (x) < valueof (y) ? -1 : 1;
+
+ return non_numeric_forward (P_x, P_y);
+}
+
+static int
+numeric_reverse (const void *x, const void *y)
+{
+ return - numeric_forward (x, y);
+}
+
+static int (*(sorters[2][2])) (const void *, const void *) =
{
{ non_numeric_forward, non_numeric_reverse },
{ numeric_forward, numeric_reverse }
value. */
static int
-size_forward1 (P_x, P_y)
- const PTR P_x;
- const PTR P_y;
+size_forward1 (const void *P_x, const void *P_y)
{
asymbol *x, *y;
asection *xs, *ys;
if (x == NULL || y == NULL)
bfd_fatal (bfd_get_filename (sort_bfd));
- xs = bfd_get_section (x);
- ys = bfd_get_section (y);
+ xs = bfd_asymbol_section (x);
+ ys = bfd_asymbol_section (y);
if (bfd_is_und_section (xs))
abort ();
#define file_symbol(s, sn, snl) \
(((s)->flags & BSF_FILE) != 0 \
- || ((sn)[(snl) - 2] == '.' \
+ || ((snl) > 2 \
+ && (sn)[(snl) - 2] == '.' \
&& ((sn)[(snl) - 1] == 'o' \
|| (sn)[(snl) - 1] == 'a')))
an array of size_sym structures into size order. */
static int
-size_forward2 (P_x, P_y)
- const PTR P_x;
- const PTR P_y;
+size_forward2 (const void *P_x, const void *P_y)
{
const struct size_sym *x = (const struct size_sym *) P_x;
const struct size_sym *y = (const struct size_sym *) P_y;
size. */
static long
-sort_symbols_by_size (abfd, dynamic, minisyms, symcount, size, symsizesp)
- bfd *abfd;
- boolean dynamic;
- PTR minisyms;
- long symcount;
- unsigned int size;
- struct size_sym **symsizesp;
+sort_symbols_by_size (bfd *abfd, bfd_boolean is_dynamic, void *minisyms,
+ long symcount, unsigned int size,
+ struct size_sym **symsizesp)
{
struct size_sym *symsizes;
bfd_byte *from, *fromend;
if (from < fromend)
{
- sym = bfd_minisymbol_to_symbol (abfd, dynamic, (const PTR) from,
+ sym = bfd_minisymbol_to_symbol (abfd, is_dynamic, (const void *) from,
store_sym);
if (sym == NULL)
bfd_fatal (bfd_get_filename (abfd));
if (from + size < fromend)
{
next = bfd_minisymbol_to_symbol (abfd,
- dynamic,
- (const PTR) (from + size),
+ is_dynamic,
+ (const void *) (from + size),
store_next);
if (next == NULL)
bfd_fatal (bfd_get_filename (abfd));
else
next = NULL;
- sec = bfd_get_section (sym);
+ sec = bfd_asymbol_section (sym);
- if (bfd_get_flavour (abfd) == bfd_target_elf_flavour)
+ /* Synthetic symbols don't have a full type set of data available, thus
+ we can't rely on that information for the symbol size. Ditto for
+ bfd/section.c:global_syms like *ABS*. */
+ if ((sym->flags & (BSF_SECTION_SYM | BSF_SYNTHETIC)) == 0
+ && bfd_get_flavour (abfd) == bfd_target_elf_flavour)
sz = ((elf_symbol_type *) sym)->internal_elf_sym.st_size;
- else if (bfd_is_com_section (sec))
+ else if ((sym->flags & (BSF_SECTION_SYM | BSF_SYNTHETIC)) == 0
+ && bfd_is_com_section (sec))
sz = sym->value;
else
{
if (from + size < fromend
- && sec == bfd_get_section (next))
+ && sec == bfd_asymbol_section (next))
sz = valueof (next) - valueof (sym);
else
- sz = (bfd_get_section_vma (abfd, sec)
- + bfd_section_size (abfd, sec)
+ sz = (bfd_section_vma (sec)
+ + bfd_section_size (sec)
- valueof (sym));
}
if (sz != 0)
{
- symsizes->minisym = (const PTR) from;
+ symsizes->minisym = (const void *) from;
symsizes->size = sz;
++symsizes;
}
symcount = symsizes - *symsizesp;
/* We must now sort again by size. */
- qsort ((PTR) *symsizesp, symcount, sizeof (struct size_sym), size_forward2);
+ qsort ((void *) *symsizesp, symcount, sizeof (struct size_sym), size_forward2);
return symcount;
}
-\f
-/* If ARCHIVE_BFD is non-NULL, it is the archive containing ABFD. */
+
+/* This function is used to get the relocs for a particular section.
+ It is called via bfd_map_over_sections. */
static void
-display_rel_file (abfd, archive_bfd)
- bfd *abfd;
- bfd *archive_bfd;
+get_relocs (bfd *abfd, asection *sec, void *dataarg)
{
- long symcount;
- PTR minisyms;
- unsigned int size;
- struct size_sym *symsizes;
+ struct get_relocs_info *data = (struct get_relocs_info *) dataarg;
- if (! dynamic)
+ *data->secs = sec;
+
+ if ((sec->flags & SEC_RELOC) == 0)
{
- if (!(bfd_get_file_flags (abfd) & HAS_SYMS))
- return;
+ *data->relocs = NULL;
+ *data->relcount = 0;
}
-
- symcount = bfd_read_minisymbols (abfd, dynamic, &minisyms, &size);
- if (symcount < 0)
- bfd_fatal (bfd_get_filename (abfd));
-
- if (symcount == 0)
- return;
-
- /* Discard the symbols we don't want to print.
- It's OK to do this in place; we'll free the storage anyway
- (after printing). */
-
- symcount = filter_symbols (abfd, dynamic, minisyms, symcount, size);
-
- symsizes = NULL;
- if (! no_sort)
+ else
{
- sort_bfd = abfd;
- sort_dynamic = dynamic;
- sort_x = bfd_make_empty_symbol (abfd);
- sort_y = bfd_make_empty_symbol (abfd);
- if (sort_x == NULL || sort_y == NULL)
+ long relsize;
+
+ relsize = bfd_get_reloc_upper_bound (abfd, sec);
+ if (relsize < 0)
bfd_fatal (bfd_get_filename (abfd));
- if (! sort_by_size)
- qsort (minisyms, symcount, size,
- sorters[sort_numerically][reverse_sort]);
- else
- symcount = sort_symbols_by_size (abfd, dynamic, minisyms, symcount,
- size, &symsizes);
+ *data->relocs = (arelent **) xmalloc (relsize);
+ *data->relcount = bfd_canonicalize_reloc (abfd, sec, *data->relocs,
+ data->syms);
+ if (*data->relcount < 0)
+ bfd_fatal (bfd_get_filename (abfd));
}
- if (! sort_by_size)
- print_symbols (abfd, dynamic, minisyms, symcount, size, archive_bfd);
- else
- print_size_symbols (abfd, dynamic, symsizes, symcount, archive_bfd);
-
- free (minisyms);
+ ++data->secs;
+ ++data->relocs;
+ ++data->relcount;
}
-\f
-/* Choose which symbol entries to print;
- compact them downward to get rid of the rest.
- Return the number of symbols to be printed. */
-static long
-filter_symbols (abfd, dynamic, minisyms, symcount, size)
- bfd *abfd;
- boolean dynamic;
- PTR minisyms;
- long symcount;
- unsigned int size;
-{
- bfd_byte *from, *fromend, *to;
- asymbol *store;
+/* Print a single symbol. */
- store = bfd_make_empty_symbol (abfd);
- if (store == NULL)
- bfd_fatal (bfd_get_filename (abfd));
+static void
+print_symbol (bfd * abfd,
+ asymbol * sym,
+ bfd_vma ssize,
+ bfd * archive_bfd)
+{
+ symbol_info syminfo;
+ struct extended_symbol_info info;
- from = (bfd_byte *) minisyms;
- fromend = from + symcount * size;
- to = (bfd_byte *) minisyms;
+ PROGRESS (1);
- for (; from < fromend; from += size)
- {
- int keep = 0;
- asymbol *sym;
+ format->print_symbol_filename (archive_bfd, abfd);
- PROGRESS (1);
+ bfd_get_symbol_info (abfd, sym, &syminfo);
- sym = bfd_minisymbol_to_symbol (abfd, dynamic, (const PTR) from, store);
- if (sym == NULL)
- bfd_fatal (bfd_get_filename (abfd));
+ info.sinfo = &syminfo;
+ info.ssize = ssize;
+ /* Synthetic symbols do not have a full symbol type set of data available.
+ Nor do bfd/section.c:global_syms like *ABS*. */
+ if ((sym->flags & (BSF_SECTION_SYM | BSF_SYNTHETIC)) != 0)
+ {
+ info.elfinfo = NULL;
+ info.coffinfo = NULL;
+ }
+ else
+ {
+ info.elfinfo = elf_symbol_from (abfd, sym);
+ info.coffinfo = coff_symbol_from (sym);
+ }
- if (undefined_only)
- keep = bfd_is_und_section (sym->section);
- else if (external_only)
- keep = ((sym->flags & BSF_GLOBAL) != 0
- || (sym->flags & BSF_WEAK) != 0
- || bfd_is_und_section (sym->section)
- || bfd_is_com_section (sym->section));
- else
- keep = 1;
+ format->print_symbol_info (&info, abfd);
- if (keep
- && ! print_debug_syms
- && (sym->flags & BSF_DEBUGGING) != 0)
- keep = 0;
+ if (with_symbol_versions)
+ {
+ const char * version_string = NULL;
+ bfd_boolean hidden = FALSE;
- if (keep
- && sort_by_size
- && (bfd_is_abs_section (sym->section)
- || bfd_is_und_section (sym->section)))
- keep = 0;
+ if ((sym->flags & (BSF_SECTION_SYM | BSF_SYNTHETIC)) == 0)
+ version_string = bfd_get_symbol_version_string (abfd, sym, &hidden);
- if (keep
- && defined_only)
- {
- if (bfd_is_und_section (sym->section))
- keep = 0;
- }
+ if (bfd_is_und_section (bfd_asymbol_section (sym)))
+ hidden = TRUE;
- if (keep)
- {
- memcpy (to, from, size);
- to += size;
- }
- }
-
- return (to - (bfd_byte *) minisyms) / size;
-}
-\f
-/* Print symbol name NAME, read from ABFD, with printf format FORMAT,
- demangling it if requested. */
-
-static void
-print_symname (format, name, abfd)
- const char *format;
- const char *name;
- bfd *abfd;
-{
- if (do_demangle && *name)
- {
- char *res = demangle (abfd, name);
-
- printf (format, res);
- free (res);
- return;
- }
-
- printf (format, name);
-}
-
-/* Print the symbols. If ARCHIVE_BFD is non-NULL, it is the archive
- containing ABFD. */
-
-static void
-print_symbols (abfd, dynamic, minisyms, symcount, size, archive_bfd)
- bfd *abfd;
- boolean dynamic;
- PTR minisyms;
- long symcount;
- unsigned int size;
- bfd *archive_bfd;
-{
- asymbol *store;
- bfd_byte *from, *fromend;
-
- store = bfd_make_empty_symbol (abfd);
- if (store == NULL)
- bfd_fatal (bfd_get_filename (abfd));
-
- from = (bfd_byte *) minisyms;
- fromend = from + symcount * size;
- for (; from < fromend; from += size)
- {
- asymbol *sym;
-
- sym = bfd_minisymbol_to_symbol (abfd, dynamic, from, store);
- if (sym == NULL)
- bfd_fatal (bfd_get_filename (abfd));
-
- print_symbol (abfd, sym, (bfd_vma) 0, archive_bfd);
- }
-}
-
-/* Print the symbols when sorting by size. */
-
-static void
-print_size_symbols (abfd, dynamic, symsizes, symcount, archive_bfd)
- bfd *abfd;
- boolean dynamic;
- struct size_sym *symsizes;
- long symcount;
- bfd *archive_bfd;
-{
- asymbol *store;
- struct size_sym *from, *fromend;
-
- store = bfd_make_empty_symbol (abfd);
- if (store == NULL)
- bfd_fatal (bfd_get_filename (abfd));
-
- from = symsizes;
- fromend = from + symcount;
- for (; from < fromend; from++)
- {
- asymbol *sym;
- bfd_vma ssize;
-
- sym = bfd_minisymbol_to_symbol (abfd, dynamic, from->minisym, store);
- if (sym == NULL)
- bfd_fatal (bfd_get_filename (abfd));
-
- /* For elf we have already computed the correct symbol size. */
- if (bfd_get_flavour (abfd) == bfd_target_elf_flavour)
- ssize = from->size;
- else
- ssize = from->size - bfd_section_vma (abfd, bfd_get_section (sym));
-
- print_symbol (abfd, sym, ssize, archive_bfd);
- }
-}
-
-/* Print a single symbol. */
-
-static void
-print_symbol (abfd, sym, ssize, archive_bfd)
- bfd *abfd;
- asymbol *sym;
- bfd_vma ssize;
- bfd *archive_bfd;
-{
- PROGRESS (1);
-
- (*format->print_symbol_filename) (archive_bfd, abfd);
-
- if (undefined_only)
- {
- if (bfd_is_und_section (bfd_get_section (sym)))
- print_symname ("%s", bfd_asymbol_name (sym), abfd);
- }
- else
- {
- symbol_info syminfo;
- struct extended_symbol_info info;
-
- bfd_get_symbol_info (abfd, sym, &syminfo);
- info.sinfo = &syminfo;
- info.ssize = ssize;
- if (bfd_get_flavour (abfd) == bfd_target_elf_flavour)
- info.elfinfo = (elf_symbol_type *) sym;
- else
- info.elfinfo = NULL;
- (*format->print_symbol_info) (&info, abfd);
+ if (version_string && *version_string != '\0')
+ printf (hidden ? "@%s" : "@@%s", version_string);
}
if (line_numbers)
lineno_cache_bfd = abfd;
}
- if (bfd_is_und_section (bfd_get_section (sym)))
+ if (bfd_is_und_section (bfd_asymbol_section (sym)))
{
static asection **secs;
static arelent ***relocs;
if (relocs == NULL)
{
- struct get_relocs_info info;
+ struct get_relocs_info rinfo;
seccount = bfd_count_sections (abfd);
relocs = (arelent ***) xmalloc (seccount * sizeof *relocs);
relcount = (long *) xmalloc (seccount * sizeof *relcount);
- info.secs = secs;
- info.relocs = relocs;
- info.relcount = relcount;
- info.syms = syms;
- bfd_map_over_sections (abfd, get_relocs, (PTR) &info);
+ rinfo.secs = secs;
+ rinfo.relocs = relocs;
+ rinfo.relcount = relcount;
+ rinfo.syms = syms;
+ bfd_map_over_sections (abfd, get_relocs, (void *) &rinfo);
lineno_cache_rel_bfd = abfd;
}
{
long j;
- for (j = 0; j < relcount[i]; j++)
- {
- arelent *r;
+ for (j = 0; j < relcount[i]; j++)
+ {
+ arelent *r;
+
+ r = relocs[i][j];
+ if (r->sym_ptr_ptr != NULL
+ && (*r->sym_ptr_ptr)->section == sym->section
+ && (*r->sym_ptr_ptr)->value == sym->value
+ && strcmp (symname,
+ bfd_asymbol_name (*r->sym_ptr_ptr)) == 0
+ && bfd_find_nearest_line (abfd, secs[i], syms,
+ r->address, &filename,
+ &functionname, &lineno)
+ && filename != NULL)
+ {
+ /* We only print the first one we find. */
+ printf ("\t%s:%u", filename, lineno);
+ i = seccount;
+ break;
+ }
+ }
+ }
+ }
+ else if (bfd_asymbol_section (sym)->owner == abfd)
+ {
+ if ((bfd_find_line (abfd, syms, sym, &filename, &lineno)
+ || bfd_find_nearest_line (abfd, bfd_asymbol_section (sym),
+ syms, sym->value, &filename,
+ &functionname, &lineno))
+ && filename != NULL
+ && lineno != 0)
+ printf ("\t%s:%u", filename, lineno);
+ }
+ }
+
+ putchar ('\n');
+}
+\f
+/* Print the symbols when sorting by size. */
+
+static void
+print_size_symbols (bfd * abfd,
+ bfd_boolean is_dynamic,
+ struct size_sym * symsizes,
+ long symcount,
+ bfd * archive_bfd)
+{
+ asymbol *store;
+ struct size_sym *from;
+ struct size_sym *fromend;
+
+ store = bfd_make_empty_symbol (abfd);
+ if (store == NULL)
+ bfd_fatal (bfd_get_filename (abfd));
+
+ from = symsizes;
+ fromend = from + symcount;
+
+ for (; from < fromend; from++)
+ {
+ asymbol *sym;
+
+ sym = bfd_minisymbol_to_symbol (abfd, is_dynamic, from->minisym, store);
+ if (sym == NULL)
+ bfd_fatal (bfd_get_filename (abfd));
+
+ print_symbol (abfd, sym, from->size, archive_bfd);
+ }
+}
+
+\f
+/* Print the symbols of ABFD that are held in MINISYMS.
+
+ If ARCHIVE_BFD is non-NULL, it is the archive containing ABFD.
+
+ SYMCOUNT is the number of symbols in MINISYMS.
+
+ SIZE is the size of a symbol in MINISYMS. */
+
+static void
+print_symbols (bfd * abfd,
+ bfd_boolean is_dynamic,
+ void * minisyms,
+ long symcount,
+ unsigned int size,
+ bfd * archive_bfd)
+{
+ asymbol *store;
+ bfd_byte *from;
+ bfd_byte *fromend;
+
+ store = bfd_make_empty_symbol (abfd);
+ if (store == NULL)
+ bfd_fatal (bfd_get_filename (abfd));
+
+ from = (bfd_byte *) minisyms;
+ fromend = from + symcount * size;
+
+ for (; from < fromend; from += size)
+ {
+ asymbol *sym;
+
+ sym = bfd_minisymbol_to_symbol (abfd, is_dynamic, from, store);
+ if (sym == NULL)
+ bfd_fatal (bfd_get_filename (abfd));
+
+ print_symbol (abfd, sym, (bfd_vma) 0, archive_bfd);
+ }
+}
+
+/* If ARCHIVE_BFD is non-NULL, it is the archive containing ABFD. */
+
+static void
+display_rel_file (bfd *abfd, bfd *archive_bfd)
+{
+ long symcount;
+ void *minisyms;
+ unsigned int size;
+ struct size_sym *symsizes;
+ asymbol *synthsyms = NULL;
+
+ if (! dynamic)
+ {
+ if (!(bfd_get_file_flags (abfd) & HAS_SYMS))
+ {
+ non_fatal (_("%s: no symbols"), bfd_get_filename (abfd));
+ return;
+ }
+ }
+
+ symcount = bfd_read_minisymbols (abfd, dynamic, &minisyms, &size);
+ if (symcount < 0)
+ {
+ if (dynamic && bfd_get_error () == bfd_error_no_symbols)
+ {
+ non_fatal (_("%s: no symbols"), bfd_get_filename (abfd));
+ return;
+ }
+
+ bfd_fatal (bfd_get_filename (abfd));
+ }
+
+ if (symcount == 0)
+ {
+ non_fatal (_("%s: no symbols"), bfd_get_filename (abfd));
+ return;
+ }
+
+ if (show_synthetic && size == sizeof (asymbol *))
+ {
+ asymbol **static_syms = NULL;
+ asymbol **dyn_syms = NULL;
+ long static_count = 0;
+ long dyn_count = 0;
+ long synth_count;
+
+ if (dynamic)
+ {
+ dyn_count = symcount;
+ dyn_syms = (asymbol **) minisyms;
+ }
+ else
+ {
+ long storage = bfd_get_dynamic_symtab_upper_bound (abfd);
+
+ static_count = symcount;
+ static_syms = (asymbol **) minisyms;
+
+ if (storage > 0)
+ {
+ dyn_syms = (asymbol **) xmalloc (storage);
+ dyn_count = bfd_canonicalize_dynamic_symtab (abfd, dyn_syms);
+ if (dyn_count < 0)
+ bfd_fatal (bfd_get_filename (abfd));
+ }
+ }
+
+ synth_count = bfd_get_synthetic_symtab (abfd, static_count, static_syms,
+ dyn_count, dyn_syms, &synthsyms);
+ if (synth_count > 0)
+ {
+ asymbol **symp;
+ long i;
+
+ minisyms = xrealloc (minisyms,
+ (symcount + synth_count + 1) * sizeof (*symp));
+ symp = (asymbol **) minisyms + symcount;
+ for (i = 0; i < synth_count; i++)
+ *symp++ = synthsyms + i;
+ *symp = 0;
+ symcount += synth_count;
+ }
+ }
+
+ /* lto_slim_object is set to false when a bfd is loaded with a compiler
+ LTO plugin. */
+ if (abfd->lto_slim_object)
+ {
+ report_plugin_err = FALSE;
+ non_fatal (_("%s: plugin needed to handle lto object"),
+ bfd_get_filename (abfd));
+ }
+
+ /* Discard the symbols we don't want to print.
+ It's OK to do this in place; we'll free the storage anyway
+ (after printing). */
+
+ symcount = filter_symbols (abfd, dynamic, minisyms, symcount, size);
+
+ symsizes = NULL;
+ if (! no_sort)
+ {
+ sort_bfd = abfd;
+ sort_dynamic = dynamic;
+ sort_x = bfd_make_empty_symbol (abfd);
+ sort_y = bfd_make_empty_symbol (abfd);
+ if (sort_x == NULL || sort_y == NULL)
+ bfd_fatal (bfd_get_filename (abfd));
+
+ if (! sort_by_size)
+ qsort (minisyms, symcount, size,
+ sorters[sort_numerically][reverse_sort]);
+ else
+ symcount = sort_symbols_by_size (abfd, dynamic, minisyms, symcount,
+ size, &symsizes);
+ }
+
+ if (! sort_by_size)
+ print_symbols (abfd, dynamic, minisyms, symcount, size, archive_bfd);
+ else
+ print_size_symbols (abfd, dynamic, symsizes, symcount, archive_bfd);
+
+ if (synthsyms)
+ free (synthsyms);
+ free (minisyms);
+ free (symsizes);
+}
+
+/* Construct a formatting string for printing symbol values. */
+
+static const char *
+get_print_format (void)
+{
+ const char * padding;
+ if (print_format == FORMAT_POSIX)
+ {
+ /* POSIX compatible output does not have any padding. */
+ padding = "";
+ }
+ else if (print_width == 32)
+ {
+ padding ="08";
+ }
+ else /* print_width == 64 */
+ {
+ padding = "016";
+ }
+
+ const char * length = "l";
+ if (print_width == 64)
+ {
+#if BFD_HOST_64BIT_LONG
+ ;
+#elif BFD_HOST_64BIT_LONG_LONG
+#ifndef __MSVCRT__
+ length = "ll";
+#else
+ length = "I64";
+#endif
+#endif
+ }
+
+ const char * radix = NULL;
+ switch (print_radix)
+ {
+ case 8: radix = "o"; break;
+ case 10: radix = "d"; break;
+ case 16: radix = "x"; break;
+ }
+
+ return concat ("%", padding, length, radix, NULL);
+}
+
+static void
+set_print_width (bfd *file)
+{
+ print_width = bfd_get_arch_size (file);
+
+ if (print_width == -1)
+ {
+ /* PR binutils/4292
+ Guess the target's bitsize based on its name.
+ We assume here than any 64-bit format will include
+ "64" somewhere in its name. The only known exception
+ is the MMO object file format. */
+ if (strstr (bfd_get_target (file), "64") != NULL
+ || strcmp (bfd_get_target (file), "mmo") == 0)
+ print_width = 64;
+ else
+ print_width = 32;
+ }
+ free ((char *) print_format_string);
+ print_format_string = get_print_format ();
+}
+
+static void
+display_archive (bfd *file)
+{
+ bfd *arfile = NULL;
+ bfd *last_arfile = NULL;
+ char **matching;
+
+ format->print_archive_filename (bfd_get_filename (file));
+
+ if (print_armap)
+ print_symdef_entry (file);
+
+ for (;;)
+ {
+ PROGRESS (1);
+
+ arfile = bfd_openr_next_archived_file (file, arfile);
+
+ if (arfile == NULL)
+ {
+ if (bfd_get_error () != bfd_error_no_more_archived_files)
+ bfd_fatal (bfd_get_filename (file));
+ break;
+ }
+
+ if (bfd_check_format_matches (arfile, bfd_object, &matching))
+ {
+ set_print_width (arfile);
+ format->print_archive_member (bfd_get_filename (file),
+ bfd_get_filename (arfile));
+ display_rel_file (arfile, file);
+ }
+ else
+ {
+ bfd_nonfatal (bfd_get_filename (arfile));
+ if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
+ {
+ list_matching_formats (matching);
+ free (matching);
+ }
+ }
+
+ if (last_arfile != NULL)
+ {
+ bfd_close (last_arfile);
+ lineno_cache_bfd = NULL;
+ lineno_cache_rel_bfd = NULL;
+ if (arfile == last_arfile)
+ return;
+ }
+ last_arfile = arfile;
+ }
+
+ if (last_arfile != NULL)
+ {
+ bfd_close (last_arfile);
+ lineno_cache_bfd = NULL;
+ lineno_cache_rel_bfd = NULL;
+ }
+}
+
+static bfd_boolean
+display_file (char *filename)
+{
+ bfd_boolean retval = TRUE;
+ bfd *file;
+ char **matching;
+
+ if (get_file_size (filename) < 1)
+ return FALSE;
+
+ file = bfd_openr (filename, target ? target : plugin_target);
+ if (file == NULL)
+ {
+ bfd_nonfatal (filename);
+ return FALSE;
+ }
+
+ /* If printing line numbers, decompress the debug sections. */
+ if (line_numbers)
+ file->flags |= BFD_DECOMPRESS;
- r = relocs[i][j];
- if (r->sym_ptr_ptr != NULL
- && (*r->sym_ptr_ptr)->section == sym->section
- && (*r->sym_ptr_ptr)->value == sym->value
- && strcmp (symname,
- bfd_asymbol_name (*r->sym_ptr_ptr)) == 0
- && bfd_find_nearest_line (abfd, secs[i], syms,
- r->address, &filename,
- &functionname, &lineno)
- && filename != NULL)
- {
- /* We only print the first one we find. */
- printf ("\t%s:%u", filename, lineno);
- i = seccount;
- break;
- }
- }
- }
- }
- else if (bfd_get_section (sym)->owner == abfd)
+ if (bfd_check_format (file, bfd_archive))
+ {
+ display_archive (file);
+ }
+ else if (bfd_check_format_matches (file, bfd_object, &matching))
+ {
+ set_print_width (file);
+ format->print_object_filename (filename);
+ display_rel_file (file, NULL);
+ }
+ else
+ {
+ bfd_nonfatal (filename);
+ if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
{
- if (bfd_find_nearest_line (abfd, bfd_get_section (sym), syms,
- sym->value, &filename, &functionname,
- &lineno)
- && filename != NULL
- && lineno != 0)
- {
- printf ("\t%s:%u", filename, lineno);
- }
+ list_matching_formats (matching);
+ free (matching);
}
+ retval = FALSE;
}
- putchar ('\n');
+ if (!bfd_close (file))
+ bfd_fatal (filename);
+
+ lineno_cache_bfd = NULL;
+ lineno_cache_rel_bfd = NULL;
+
+ return retval;
}
\f
/* The following 3 groups of functions are called unconditionally,
/* Print the name of an object file given on the command line. */
static void
-print_object_filename_bsd (filename)
- char *filename;
+print_object_filename_bsd (const char *filename)
{
if (filename_per_file && !filename_per_symbol)
printf ("\n%s:\n", filename);
}
static void
-print_object_filename_sysv (filename)
- char *filename;
+print_object_filename_sysv (const char *filename)
{
if (undefined_only)
printf (_("\n\nUndefined symbols from %s:\n\n"), filename);
else
printf (_("\n\nSymbols from %s:\n\n"), filename);
- if (print_width == 8)
+ if (print_width == 32)
printf (_("\
Name Value Class Type Size Line Section\n\n"));
else
}
static void
-print_object_filename_posix (filename)
- char *filename;
+print_object_filename_posix (const char *filename)
{
if (filename_per_file && !filename_per_symbol)
printf ("%s:\n", filename);
/* Print the name of an archive file given on the command line. */
static void
-print_archive_filename_bsd (filename)
- char *filename;
+print_archive_filename_bsd (const char *filename)
{
if (filename_per_file)
printf ("\n%s:\n", filename);
}
static void
-print_archive_filename_sysv (filename)
- char *filename ATTRIBUTE_UNUSED;
+print_archive_filename_sysv (const char *filename ATTRIBUTE_UNUSED)
{
}
static void
-print_archive_filename_posix (filename)
- char *filename ATTRIBUTE_UNUSED;
+print_archive_filename_posix (const char *filename ATTRIBUTE_UNUSED)
{
}
\f
/* Print the name of an archive member file. */
static void
-print_archive_member_bsd (archive, filename)
- char *archive ATTRIBUTE_UNUSED;
- const char *filename;
+print_archive_member_bsd (const char *archive ATTRIBUTE_UNUSED,
+ const char *filename)
{
if (!filename_per_symbol)
printf ("\n%s:\n", filename);
}
static void
-print_archive_member_sysv (archive, filename)
- char *archive;
- const char *filename;
+print_archive_member_sysv (const char *archive, const char *filename)
{
if (undefined_only)
printf (_("\n\nUndefined symbols from %s[%s]:\n\n"), archive, filename);
else
printf (_("\n\nSymbols from %s[%s]:\n\n"), archive, filename);
- if (print_width == 8)
+ if (print_width == 32)
printf (_("\
Name Value Class Type Size Line Section\n\n"));
else
}
static void
-print_archive_member_posix (archive, filename)
- char *archive;
- const char *filename;
+print_archive_member_posix (const char *archive, const char *filename)
{
if (!filename_per_symbol)
printf ("%s[%s]:\n", archive, filename);
containing a symbol. */
static void
-print_symbol_filename_bsd (archive_bfd, abfd)
- bfd *archive_bfd, *abfd;
+print_symbol_filename_bsd (bfd *archive_bfd, bfd *abfd)
{
if (filename_per_symbol)
{
}
static void
-print_symbol_filename_sysv (archive_bfd, abfd)
- bfd *archive_bfd, *abfd;
+print_symbol_filename_sysv (bfd *archive_bfd, bfd *abfd)
{
if (filename_per_symbol)
{
}
static void
-print_symbol_filename_posix (archive_bfd, abfd)
- bfd *archive_bfd, *abfd;
+print_symbol_filename_posix (bfd *archive_bfd, bfd *abfd)
{
if (filename_per_symbol)
{
/* Print a symbol value. */
static void
-print_value (abfd, val)
- bfd *abfd ATTRIBUTE_UNUSED;
- bfd_vma val;
+print_value (bfd *abfd ATTRIBUTE_UNUSED, bfd_vma val)
{
-#if ! defined (BFD64) || BFD_HOST_64BIT_LONG
- printf (value_format, val);
-#else
- /* We have a 64 bit value to print, but the host is only 32 bit. */
- if (print_radix == 16)
- bfd_fprintf_vma (abfd, stdout, val);
- else
+ switch (print_width)
{
- char buf[30];
- char *s;
+ case 32:
+ printf (print_format_string, (unsigned long) val);
+ break;
- s = buf + sizeof buf;
- *--s = '\0';
- while (val > 0)
+ case 64:
+#if BFD_HOST_64BIT_LONG || BFD_HOST_64BIT_LONG_LONG
+ printf (print_format_string, val);
+#else
+ /* We have a 64 bit value to print, but the host is only 32 bit. */
+ if (print_radix == 16)
+ bfd_fprintf_vma (abfd, stdout, val);
+ else
{
- *--s = (val % print_radix) + '0';
- val /= print_radix;
+ char buf[30];
+ char *s;
+
+ s = buf + sizeof buf;
+ *--s = '\0';
+ while (val > 0)
+ {
+ *--s = (val % print_radix) + '0';
+ val /= print_radix;
+ }
+ while ((buf + sizeof buf - 1) - s < 16)
+ *--s = '0';
+ printf ("%s", s);
}
- while ((buf + sizeof buf - 1) - s < 16)
- *--s = '0';
- printf ("%s", s);
- }
#endif
+ break;
+
+ default:
+ fatal (_("Print width has not been initialized (%d)"), print_width);
+ break;
+ }
}
/* Print a line of information about a symbol. */
static void
-print_symbol_info_bsd (info, abfd)
- struct extended_symbol_info *info;
- bfd *abfd;
+print_symbol_info_bsd (struct extended_symbol_info *info, bfd *abfd)
{
if (bfd_is_undefined_symclass (SYM_TYPE (info)))
{
- if (print_width == 16)
+ if (print_width == 64)
printf (" ");
printf (" ");
}
else
{
- print_value (abfd, SYM_VALUE (info));
-
+ /* Normally we print the value of the symbol. If we are printing the
+ size or sorting by size then we print its size, except for the
+ (weird) special case where both flags are defined, in which case we
+ print both values. This conforms to documented behaviour. */
+ if (sort_by_size && !print_size)
+ print_value (abfd, SYM_SIZE (info));
+ else
+ print_value (abfd, SYM_VALUE (info));
if (print_size && SYM_SIZE (info))
{
- printf(" ");
+ printf (" ");
print_value (abfd, SYM_SIZE (info));
}
}
}
static void
-print_symbol_info_sysv (info, abfd)
- struct extended_symbol_info *info;
- bfd *abfd;
+print_symbol_info_sysv (struct extended_symbol_info *info, bfd *abfd)
{
print_symname ("%-20s|", SYM_NAME (info), abfd);
if (bfd_is_undefined_symclass (SYM_TYPE (info)))
{
- if (print_width == 8)
+ if (print_width == 32)
printf (" ");
else
printf (" ");
if (SYM_TYPE (info) == '-')
{
/* A stab. */
- printf ("%18s| ", SYM_STAB_NAME (info)); /* (C) Type */
- printf (desc_format, SYM_STAB_DESC (info)); /* Size */
- printf ("| |"); /* Line, Section */
+ printf ("%18s| ", SYM_STAB_NAME (info)); /* (C) Type. */
+ printf (desc_format, SYM_STAB_DESC (info)); /* Size. */
+ printf ("| |"); /* Line, Section. */
}
else
{
/* Type, Size, Line, Section */
if (info->elfinfo)
printf ("%18s|",
- get_symbol_type (ELF_ST_TYPE (info->elfinfo->internal_elf_sym.st_info)));
+ get_elf_symbol_type (ELF_ST_TYPE (info->elfinfo->internal_elf_sym.st_info)));
+ else if (info->coffinfo)
+ printf ("%18s|",
+ get_coff_symbol_type (&info->coffinfo->native->u.syment));
else
printf (" |");
print_value (abfd, SYM_SIZE (info));
else
{
- if (print_width == 8)
+ if (print_width == 32)
printf (" ");
else
printf (" ");
if (info->elfinfo)
printf("| |%s", info->elfinfo->symbol.section->name);
+ else if (info->coffinfo)
+ printf("| |%s", info->coffinfo->symbol.section->name);
else
printf("| |");
}
}
static void
-print_symbol_info_posix (info, abfd)
- struct extended_symbol_info *info;
- bfd *abfd;
+print_symbol_info_posix (struct extended_symbol_info *info, bfd *abfd)
{
print_symname ("%s ", SYM_NAME (info), abfd);
printf ("%c ", SYM_TYPE (info));
}
}
\f
-static void
-print_symdef_entry (abfd)
- bfd *abfd;
+int
+main (int argc, char **argv)
{
- symindex idx = BFD_NO_MORE_SYMBOLS;
- carsym *thesym;
- boolean everprinted = false;
+ int c;
+ int retval;
- for (idx = bfd_get_next_mapent (abfd, idx, &thesym);
- idx != BFD_NO_MORE_SYMBOLS;
- idx = bfd_get_next_mapent (abfd, idx, &thesym))
+#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
+ setlocale (LC_MESSAGES, "");
+#endif
+#if defined (HAVE_SETLOCALE)
+ setlocale (LC_CTYPE, "");
+ setlocale (LC_COLLATE, "");
+#endif
+ bindtextdomain (PACKAGE, LOCALEDIR);
+ textdomain (PACKAGE);
+
+ program_name = *argv;
+ xmalloc_set_program_name (program_name);
+ bfd_set_error_program_name (program_name);
+#if BFD_SUPPORTS_PLUGINS
+ bfd_plugin_set_program_name (program_name);
+#endif
+
+ START_PROGRESS (program_name, 0);
+
+ expandargv (&argc, &argv);
+
+ if (bfd_init () != BFD_INIT_MAGIC)
+ fatal (_("fatal error: libbfd ABI mismatch"));
+ set_default_bfd_target ();
+
+ while ((c = getopt_long (argc, argv, "aABCDef:gHhlnopPrSst:uvVvX:",
+ long_options, (int *) 0)) != EOF)
{
- bfd *elt;
- if (!everprinted)
- {
- printf (_("\nArchive index:\n"));
- everprinted = true;
- }
- elt = bfd_get_elt_at_index (abfd, idx);
- if (elt == NULL)
- bfd_fatal ("bfd_get_elt_at_index");
- if (thesym->name != (char *) NULL)
+ switch (c)
{
- print_symname ("%s", thesym->name, abfd);
- printf (" in %s\n", bfd_get_filename (elt));
+ case 'a':
+ print_debug_syms = 1;
+ break;
+ case 'A':
+ case 'o':
+ filename_per_symbol = 1;
+ break;
+ case 'B': /* For MIPS compatibility. */
+ set_output_format ("bsd");
+ break;
+ case 'C':
+ do_demangle = 1;
+ if (optarg != NULL)
+ {
+ enum demangling_styles style;
+
+ style = cplus_demangle_name_to_style (optarg);
+ if (style == unknown_demangling)
+ fatal (_("unknown demangling style `%s'"),
+ optarg);
+
+ cplus_demangle_set_style (style);
+ }
+ break;
+ case OPTION_RECURSE_LIMIT:
+ demangle_flags &= ~ DMGL_NO_RECURSE_LIMIT;
+ break;
+ case OPTION_NO_RECURSE_LIMIT:
+ demangle_flags |= DMGL_NO_RECURSE_LIMIT;
+ break;
+ case 'D':
+ dynamic = 1;
+ break;
+ case 'e':
+ /* Ignored for HP/UX compatibility. */
+ break;
+ case 'f':
+ set_output_format (optarg);
+ break;
+ case 'g':
+ external_only = 1;
+ break;
+ case 'H':
+ case 'h':
+ usage (stdout, 0);
+ case 'l':
+ line_numbers = 1;
+ break;
+ case 'n':
+ case 'v':
+ no_sort = 0;
+ sort_numerically = 1;
+ sort_by_size = 0;
+ break;
+ case 'p':
+ no_sort = 1;
+ sort_numerically = 0;
+ sort_by_size = 0;
+ break;
+ case OPTION_SIZE_SORT:
+ no_sort = 0;
+ sort_numerically = 0;
+ sort_by_size = 1;
+ break;
+ case 'P':
+ set_output_format ("posix");
+ break;
+ case 'r':
+ reverse_sort = 1;
+ break;
+ case 's':
+ print_armap = 1;
+ break;
+ case 'S':
+ print_size = 1;
+ break;
+ case 't':
+ set_print_radix (optarg);
+ break;
+ case 'u':
+ undefined_only = 1;
+ break;
+ case 'V':
+ show_version = 1;
+ break;
+ case 'X':
+ /* Ignored for (partial) AIX compatibility. On AIX, the
+ argument has values 32, 64, or 32_64, and specifies that
+ only 32-bit, only 64-bit, or both kinds of objects should
+ be examined. The default is 32. So plain AIX nm on a
+ library archive with both kinds of objects will ignore
+ the 64-bit ones. For GNU nm, the default is and always
+ has been -X 32_64, and other options are not supported. */
+ if (strcmp (optarg, "32_64") != 0)
+ fatal (_("Only -X 32_64 is supported"));
+ break;
+
+ case OPTION_TARGET: /* --target */
+ target = optarg;
+ break;
+
+ case OPTION_PLUGIN: /* --plugin */
+#if BFD_SUPPORTS_PLUGINS
+ bfd_plugin_set_plugin (optarg);
+#else
+ fatal (_("sorry - this program has been built without plugin support\n"));
+#endif
+ break;
+
+ case 0: /* A long option that just sets a flag. */
+ break;
+
+ default:
+ usage (stderr, 1);
}
}
-}
-\f
-/* This function is used to get the relocs for a particular section.
- It is called via bfd_map_over_sections. */
-
-static void
-get_relocs (abfd, sec, dataarg)
- bfd *abfd;
- asection *sec;
- PTR dataarg;
-{
- struct get_relocs_info *data = (struct get_relocs_info *) dataarg;
- *data->secs = sec;
+ if (show_version)
+ print_version ("nm");
- if ((sec->flags & SEC_RELOC) == 0)
+ if (sort_by_size && undefined_only)
{
- *data->relocs = NULL;
- *data->relcount = 0;
+ non_fatal (_("Using the --size-sort and --undefined-only options together"));
+ non_fatal (_("will produce no output, since undefined symbols have no size."));
+ return 0;
}
- else
- {
- long relsize;
- relsize = bfd_get_reloc_upper_bound (abfd, sec);
- if (relsize < 0)
- bfd_fatal (bfd_get_filename (abfd));
+ /* OK, all options now parsed. If no filename specified, do a.out. */
+ if (optind == argc)
+ return !display_file ("a.out");
- *data->relocs = (arelent **) xmalloc (relsize);
- *data->relcount = bfd_canonicalize_reloc (abfd, sec, *data->relocs,
- data->syms);
- if (*data->relcount < 0)
- bfd_fatal (bfd_get_filename (abfd));
+ retval = 0;
+
+ if (argc - optind > 1)
+ filename_per_file = 1;
+
+ /* We were given several filenames to do. */
+ while (optind < argc)
+ {
+ PROGRESS (1);
+ if (!display_file (argv[optind++]))
+ retval++;
}
- ++data->secs;
- ++data->relocs;
- ++data->relcount;
+ END_PROGRESS (program_name);
+
+ exit (retval);
+ return retval;
}