glibc/nptl_db/td_symbol_list.c
2012-02-09 23:18:22 +00:00

61 lines
1.9 KiB
C

/* Return list of symbols the library can request.
Copyright (C) 2001,2002,2003,2009 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2001.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <assert.h>
#include <gnu/lib-names.h>
#include "thread_dbP.h"
static const char *symbol_list_arr[] =
{
# define DB_LOOKUP_NAME(idx, name) [idx] = STRINGIFY (name),
# define DB_LOOKUP_NAME_TH_UNIQUE(idx, name) [idx] = STRINGIFY (name),
# include "db-symbols.h"
# undef DB_LOOKUP_NAME
# undef DB_LOOKUP_NAME_TH_UNIQUE
[SYM_NUM_MESSAGES] = NULL
};
const char **
td_symbol_list (void)
{
return symbol_list_arr;
}
ps_err_e
td_lookup (struct ps_prochandle *ps, int idx, psaddr_t *sym_addr)
{
ps_err_e result;
assert (idx >= 0 && idx < SYM_NUM_MESSAGES);
result = ps_pglobal_lookup (ps, LIBPTHREAD_SO, symbol_list_arr[idx],
sym_addr);
#ifdef HAVE_ASM_GLOBAL_DOT_NAME
/* For PowerPC, 64-bit uses dot symbols but 32-bit does not.
We could be a 64-bit libthread_db debugging a 32-bit libpthread. */
if (result == PS_NOSYM && symbol_list_arr[idx][0] == '.')
result = ps_pglobal_lookup (ps, LIBPTHREAD_SO, &symbol_list_arr[idx][1],
sym_addr);
#endif
return result;
}