glibc/string/strerror.c

32 lines
1.2 KiB
C

/* Copyright (C) 1991, 93, 94, 95, 96, 98 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 <stdio.h>
#include <string.h>
/* Return a string describing the errno code in ERRNUM.
The storage is good only until the next call to strerror.
Writing to the storage causes undefined behavior. */
char *
strerror (errnum)
int errnum;
{
static char buf[1024];
return __strerror_r (errnum, buf, sizeof buf);
}