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/* Test of fsync() function.
Copyright (C) 2008, 2009, 2010 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 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include <config.h>
#include <unistd.h>
#include "signature.h"
SIGNATURE_CHECK (fsync, int, (int));
#include <errno.h>
#include <fcntl.h>
#include "macros.h"
int
main (void)
{
int fd;
const char *file = "test-fsync.txt";
if (fsync (0) != 0)
ASSERT (errno == EINVAL);
fd = open (file, O_WRONLY|O_CREAT|O_TRUNC, 0644);
ASSERT (0 <= fd);
ASSERT (write (fd, "hello", 5) == 5);
ASSERT (fsync (fd) == 0);
ASSERT (close (fd) == 0);
ASSERT (unlink (file) == 0);
return 0;
}
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