libvirt/gnulib/lib/perror.c
2008-10-28 17:47:12 +00:00

36 lines
1.1 KiB
C

/* Print a message describing error code.
Copyright (C) 2008 Free Software Foundation, Inc.
Written by Bruno Haible and Simon Josefsson.
This program 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.
This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */
#include <config.h>
/* Specification. */
#include <stdio.h>
#include <errno.h>
#include <string.h>
void
perror (const char *string)
{
const char *errno_description = strerror (errno);
if (string != NULL && *string != '\0')
fprintf (stderr, "%s: %s\n", string, errno_description);
else
fprintf (stderr, "%s\n", errno_description);
}