gnulib/tests/test-perror.c


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/* Test of perror() function.
   Copyright (C) 2008 Free Software Foundation, Inc.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3, 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 General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software Foundation,
   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */

#include <config.h>

#include <stdio.h>

#include <errno.h>

int
main (int argc, char **argv)
{
  const char *prefix = (argc > 1 ? argv[1] : NULL);

  errno = EACCES;    perror (prefix);
  errno = ETIMEDOUT; perror (prefix);
  errno = EOVERFLOW; perror (prefix);

  return 0;
}