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[glibc.git] / string / strerror.c
blob4b3234233da50acf43370bc5aa7b1391a3f13cd2
1 /* Copyright (C) 1991, 93, 94, 95, 96, 98 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Library General Public License as
6 published by the Free Software Foundation; either version 2 of the
7 License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Library General Public License for more details.
14 You should have received a copy of the GNU Library General Public
15 License along with the GNU C Library; see the file COPYING.LIB. If not,
16 write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 Boston, MA 02111-1307, USA. */
19 #include <stdio.h>
20 #include <string.h>
22 /* Return a string describing the errno code in ERRNUM.
23 The storage is good only until the next call to strerror.
24 Writing to the storage causes undefined behavior. */
25 char *
26 strerror (errnum)
27 int errnum;
29 static char buf[1024];
30 return __strerror_r (errnum, buf, sizeof buf);