mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-23 13:30:06 +00:00
58 lines
1.9 KiB
C
58 lines
1.9 KiB
C
/* Copyright (C) 1991, 1993, 1995, 1996, 1997, 1998, 2000, 2002, 2004
|
|
Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
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, write to the Free
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
02111-1307 USA. */
|
|
|
|
#include <errno.h>
|
|
#include <libintl.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <sys/param.h>
|
|
#include <stdio-common/_itoa.h>
|
|
|
|
/* It is critical here that we always use the `dcgettext' function for
|
|
the message translation. Since <libintl.h> only defines the macro
|
|
`dgettext' to use `dcgettext' for optimizing programs this is not
|
|
always guaranteed. */
|
|
#ifndef dgettext
|
|
# include <locale.h> /* We need LC_MESSAGES. */
|
|
# define dgettext(domainname, msgid) dcgettext (domainname, msgid, LC_MESSAGES)
|
|
#endif
|
|
|
|
/* Fill buf with a string describing the errno code in ERRNUM. */
|
|
int
|
|
__xpg_strerror_r (int errnum, char *buf, size_t buflen)
|
|
{
|
|
if (errnum < 0 || errnum >= _sys_nerr_internal
|
|
|| _sys_errlist_internal[errnum] == NULL)
|
|
{
|
|
__set_errno (EINVAL);
|
|
return -1;
|
|
}
|
|
const char *estr = (const char *) _(_sys_errlist_internal[errnum]);
|
|
size_t estrlen = strlen (estr) + 1;
|
|
|
|
if (buflen < estrlen)
|
|
{
|
|
__set_errno (ERANGE);
|
|
return -1;
|
|
}
|
|
|
|
memcpy (buf, estr, estrlen);
|
|
return 0;
|
|
}
|