/* nm.c -- Describe symbol table of a rel file.
- Copyright (C) 1991-2017 Free Software Foundation, Inc.
+ Copyright (C) 1991-2019 Free Software Foundation, Inc.
This file is part of GNU Binutils.
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. */
static bfd *lineno_cache_bfd;
static bfd *lineno_cache_rel_bfd;
-#define OPTION_TARGET 200
-#define OPTION_PLUGIN (OPTION_TARGET + 1)
-#define OPTION_SIZE_SORT (OPTION_PLUGIN + 1)
+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-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},
{"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, 0, OPTION_SIZE_SORT},
{"special-syms", no_argument, &allow_special_symbols, 1},
`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\
{
if (do_demangle && *name)
{
- char *res = bfd_demangle (abfd, name, DMGL_ANSI | DMGL_PARAMS);
+ char *res = bfd_demangle (abfd, name, demangle_flags);
if (res != NULL)
{
asection *sec;
bfd_vma sz;
asymbol *temp;
- int synthetic = (sym->flags & BSF_SYNTHETIC);
if (from + size < fromend)
{
sec = bfd_get_section (sym);
/* Synthetic symbols don't have a full type set of data available, thus
- we can't rely on that information for the symbol size. */
- if (!synthetic && bfd_get_flavour (abfd) == bfd_target_elf_flavour)
+ 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 (!synthetic && bfd_is_com_section (sec))
+ else if ((sym->flags & (BSF_SECTION_SYM | BSF_SYNTHETIC)) == 0
+ && bfd_is_com_section (sec))
sz = sym->value;
else
{
info.sinfo = &syminfo;
info.ssize = ssize;
- /* Synthetic symbols do not have a full symbol type set of data available. */
- if ((sym->flags & BSF_SYNTHETIC) != 0)
+ /* 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;
const char * version_string = NULL;
bfd_boolean hidden = FALSE;
- if ((sym->flags & BSF_SYNTHETIC) == 0)
+ if ((sym->flags & (BSF_SECTION_SYM | BSF_SYNTHETIC)) == 0)
version_string = bfd_get_symbol_version_string (abfd, sym, &hidden);
if (bfd_is_und_section (bfd_get_section (sym)))
if (synth_count > 0)
{
asymbol **symp;
- void *new_mini;
long i;
- new_mini = xmalloc ((symcount + synth_count + 1) * sizeof (*symp));
- symp = (asymbol **) new_mini;
- memcpy (symp, minisyms, symcount * sizeof (*symp));
- symp += symcount;
+ 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;
- minisyms = new_mini;
symcount += synth_count;
}
}
expandargv (&argc, &argv);
- bfd_init ();
+ 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:",
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;