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/*
errmsg.c - implementation of the elf_errmsg(3) function.
Copyright (C) 1995 - 1999 Michael Riepe <michael@stud.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>
#ifndef lint
static const char rcsid[] = "@(#) Id: errmsg.c,v 1.6 2000/03/31 18:02:55 michael Exp ";
#endif /* lint */
#if HAVE_GETTEXT
# undef HAVE_CATGETS
# include <libintl.h>
#else /* HAVE_GETTEXT */
# define dgettext(dom, str) str
#endif /* HAVE_GETTEXT */
#if HAVE_CATGETS
# include <nl_types.h>
/*@unchecked@*/
static nl_catd _libelf_cat = (nl_catd)0;
#endif /* HAVE_CATGETS */
#if HAVE_GETTEXT || HAVE_CATGETS
/*@unchecked@*/ /*@observer@*/
static const char domain[] = "libelf";
#endif /* HAVE_GETTEXT || HAVE_CATGETS */
/*@unchecked@*/ /*@observer@*/
#if PIC
static const char *_messages[] = {
#else /* PIC */
static const char *const _messages[] = {
#endif /* PIC */
#define __err__(a,b) b,
#include <errors.h> /* include string tables from errors.h */
#undef __err__
};
/*@-moduncon@*/
const char*
elf_errmsg(int err) {
if (err == 0) {
err = _elf_errno;
if (err == 0) {
return NULL;
}
}
else if (err == -1) {
err = _elf_errno;
}
/*@-boundsread@*/
if (err < 0 || err >= ERROR_NUM || _messages[err] == NULL) {
err = ERROR_UNKNOWN;
}
/*@=boundsread@*/
#if HAVE_CATGETS
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 /* HAVE_CATGETS */
/*@-nullpass@*/
return dgettext(domain, _messages[err]);
/*@=nullpass@*/
}
/*@=moduncon@*/
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