/* nm.c -- Describe symbol table of a rel file.
- Copyright 1991, 92, 93, 94, 95, 96, 97, 98, 99, 2000
+ Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
+ 2001, 2002
Free Software Foundation, Inc.
This file is part of GNU Binutils.
#include "aout/ranlib.h"
#include "demangle.h"
#include "libiberty.h"
+#include "elf-bfd.h"
/* When sorting by size, we use this structure to hold the size and a
pointer to the minisymbol. */
static void
-print_archive_member_bsd PARAMS ((char *archive, CONST char *filename));
+print_archive_member_bsd PARAMS ((char *archive, const char *filename));
static void
-print_archive_member_sysv PARAMS ((char *archive, CONST char *filename));
+print_archive_member_sysv PARAMS ((char *archive, const char *filename));
static void
-print_archive_member_posix PARAMS ((char *archive, CONST char *filename));
+print_archive_member_posix PARAMS ((char *archive, const char *filename));
static void
static void
-print_value PARAMS ((bfd_vma));
+print_value PARAMS ((bfd *, bfd_vma));
static void
print_symbol_info_bsd PARAMS ((symbol_info * info, bfd * abfd));
void (*print_archive_filename) PARAMS ((char *filename));
/* Print the name of an archive member file. */
- void (*print_archive_member) PARAMS ((char *archive, CONST char *filename));
+ void (*print_archive_member) PARAMS ((char *archive, const char *filename));
/* Print the name of the file (and archive, if there is one)
containing a symbol. */
/* 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_radix = 16;
/* Print formats for printing stab info. */
static char other_format[] = "%02x";
static struct option long_options[] =
{
{"debug-syms", no_argument, &print_debug_syms, 1},
- {"demangle", no_argument, &do_demangle, 1},
+ {"demangle", optional_argument, 0, 'C'},
{"dynamic", no_argument, &dynamic, 1},
{"extern-only", no_argument, &external_only, 1},
{"format", required_argument, 0, 'f'},
FILE *stream;
int status;
{
- fprintf (stream, _("\
-Usage: %s [-aABCDglnopPrsuvV] [-t radix] [--radix=radix] [--target=bfdname]\n\
- [--debug-syms] [--extern-only] [--print-armap] [--print-file-name]\n\
- [--numeric-sort] [--no-sort] [--reverse-sort] [--size-sort]\n\
- [--undefined-only] [--portability] [-f {bsd,sysv,posix}]\n\
- [--format={bsd,sysv,posix}] [--demangle] [--no-demangle] [--dynamic]\n\
- [--defined-only] [--line-numbers]\n\
- [--version] [--help]\n\
- [file...]\n"),
- program_name);
+ fprintf (stream, _("Usage: %s [option(s)] [file(s)]\n"), program_name);
+ fprintf (stream, _(" List symbols in [file(s)] (a.out by default).\n"));
+ fprintf (stream, _(" The options are:\n\
+ -a, --debug-syms Display debugger-only symbols\n\
+ -A, --print-file-name Print name of the input file before every symbol\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-new-abi'\n\
+ --no-demangle Do not demangle low-level symbol names\n\
+ -D, --dynamic Display dynamic symbols instead of normal symbols\n\
+ --defined-only Display only defined symbols\n\
+ -e (ignored)\n\
+ -f, --format=FORMAT Use the output format FORMAT. FORMAT can be `bsd',\n\
+ `sysv' or `posix'. The default is `bsd'\n\
+ -g, --extern-only Display only external symbols\n\
+ -l, --line-numbers Use debugging information to find a filename and\n\
+ line number for each symbol\n\
+ -n, --numeric-sort Sort symbols numerically by address\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\
+ -s, --print-armap Include index for symbols from archive members\n\
+ --size-sort Sort symbols by size\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\
+ -X 32_64 (ignored)\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)
- fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO);
+ fprintf (stream, _("Report bugs to %s.\n"), REPORT_BUGS_TO);
exit (status);
}
format = &formats[i];
}
\f
+int main PARAMS ((int, char **));
+
int
main (argc, argv)
int argc;
#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
setlocale (LC_MESSAGES, "");
+#endif
+#if defined (HAVE_SETLOCALE)
+ setlocale (LC_CTYPE, "");
#endif
bindtextdomain (PACKAGE, LOCALEDIR);
textdomain (PACKAGE);
bfd_init ();
set_default_bfd_target ();
- while ((c = getopt_long (argc, argv, "aABCDef:glnopPrst:uvV", long_options, (int *) 0)) != EOF)
+ while ((c = getopt_long (argc, argv, "aABCDef:gHhlnopPrst:uvVvX:",
+ long_options, (int *) 0)) != EOF)
{
switch (c)
{
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;
case 'g':
external_only = 1;
break;
+ case 'H':
case 'h':
usage (stdout, 0);
case 'l':
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;
return sorters[0][reverse_sort] (x->minisym, y->minisym);
}
-/* Sort the symbols by size. We guess the size by assuming that the
- difference between the address of a symbol and the address of the
- next higher symbol is the size. FIXME: ELF actually stores a size
- with each symbol. We should use it. */
+/* Sort the symbols by size. ELF provides a size but for other formats
+ we have to make a guess by assuming that the difference between the
+ address of a symbol and the address of the next higher symbol is the
+ size. */
static long
sort_symbols_by_size (abfd, dynamic, minisyms, symcount, size, symsizesp)
sec = bfd_get_section (sym);
- if (bfd_is_com_section (sec))
+ if (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))
sz = sym->value;
else
{
PTR minisyms;
unsigned int size;
struct size_sym *symsizes;
+ char buf[30];
if (! dynamic)
{
return;
}
+ bfd_sprintf_vma (abfd, buf, (bfd_vma) -1);
+ print_width = strlen (buf);
+
/* 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). */
asymbol *sym;
PROGRESS (1);
-
+
sym = bfd_minisymbol_to_symbol (abfd, dynamic, (const PTR) from, store);
if (sym == NULL)
bfd_fatal (bfd_get_filename (abfd));
/* Print the symbols when sorting by size. */
-static void
+static void
print_size_symbols (abfd, dynamic, symsizes, symcount, archive_bfd)
bfd *abfd;
boolean dynamic;
bfd_asymbol_name (*r->sym_ptr_ptr)) == 0
&& bfd_find_nearest_line (abfd, secs[i], syms,
r->address, &filename,
- &functionname, &lineno))
+ &functionname, &lineno)
+ && filename != NULL)
{
/* We only print the first one we find. */
printf ("\t%s:%u", filename, lineno);
static void
print_archive_member_bsd (archive, filename)
char *archive ATTRIBUTE_UNUSED;
- CONST char *filename;
+ 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;
+ const char *filename;
{
if (undefined_only)
printf (_("\n\nUndefined symbols from %s[%s]:\n\n"), archive, filename);
static void
print_archive_member_posix (archive, filename)
char *archive;
- CONST char *filename;
+ const char *filename;
{
if (!filename_per_symbol)
printf ("%s[%s]:\n", archive, filename);
/* Print a symbol value. */
static void
-print_value (val)
+print_value (abfd, val)
+ bfd *abfd ATTRIBUTE_UNUSED;
bfd_vma val;
{
#if ! defined (BFD64) || BFD_HOST_64BIT_LONG
#else
/* We have a 64 bit value to print, but the host is only 32 bit. */
if (print_radix == 16)
- fprintf_vma (stdout, val);
+ bfd_fprintf_vma (abfd, stdout, val);
else
{
char buf[30];
{
if (bfd_is_undefined_symclass (info->type))
{
- printf ("%*s",
-#ifdef BFD64
- 16,
-#else
- 8,
-#endif
- "");
+ if (print_width == 16)
+ printf (" ");
+ printf (" ");
}
else
- print_value (info->value);
+ print_value (abfd, info->value);
printf (" %c", info->type);
if (info->type == '-')
{
if (bfd_is_undefined_symclass (info->type))
printf (" "); /* Value */
else
- print_value (info->value);
+ print_value (abfd, info->value);
printf ("| %c |", info->type); /* Class */
if (info->type == '-')
{
if (bfd_is_undefined_symclass (info->type))
printf (" ");
else
- print_value (info->value);
+ print_value (abfd, info->value);
/* POSIX.2 wants the symbol size printed here, when applicable;
BFD currently doesn't provide it, so we take the easy way out by
considering it to never be applicable. */