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- /*
- errmsg.c - implementation of the elf_errmsg(3) function.
- Copyright (C) 1995 Michael Riepe <riepe@ifwsn4.ifw.uni-hannover.de>
-
- This library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public
- License as published by the Free Software Foundation; either
- version 2 of the License, or (at your option) any later version.
-
- This 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
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with this library; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
-
- #include <private.h>
-
- #if HAVE_NLS
- # include <nl_types.h>
- static nl_catd _libelf_cat = (nl_catd)0;
- static const char domain[] = "libelf";
- #endif
-
- static const char *_messages[] = {
- #define __err__(a,b) b,
- #include <errors.h> /* include string tables from errors.h */
- #undef __err__
- };
-
- const char*
- elf_errmsg(int err) {
- if (err == 0) {
- err = _elf_errno;
- if (err == 0) {
- return NULL;
- }
- }
- else if (err == -1) {
- err = _elf_errno;
- }
-
- if (err < 0 || err >= ERROR_NUM) {
- err = ERROR_UNKNOWN;
- }
-
- #if HAVE_NLS
- if (_libelf_cat == (nl_catd)0) {
- _libelf_cat = catopen(domain, 0);
- }
- if (_libelf_cat != (nl_catd)-1) {
- return catgets(_libelf_cat, 1, err + 1, _messages[err]);
- }
- #endif
- return _messages[err];
- }
-