strace/tests/umount.c
Dmitry V. Levin 96a9ff5746 tests: do not include <errno.h> unnecessarily
Automatically change tests/*.c files using the following script:

for f in tests/*.c; do
	grep -Fv errno.h "$f" |
	grep -Ewq '(si_)?errno|SOCK_FILTER_DENY_SYSCALL' ||
		sed -i '/# *include *<errno\.h>/d' "$f"
done
2016-04-21 22:05:57 +00:00

69 lines
2.2 KiB
C

/*
* Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "tests.h"
#include <stdio.h>
#include <sys/stat.h>
#include <sys/mount.h>
#include <sys/syscall.h>
#include <unistd.h>
#ifdef __NR_oldumount
# define TEST_SYSCALL_STR "oldumount"
#else
# if defined __NR_umount && defined __NR_umount2
# define __NR_oldumount __NR_umount
# define TEST_SYSCALL_STR "umount"
# endif
#endif
#ifdef __NR_oldumount
int
main(void)
{
static const char sample[] = "umount.sample";
if (mkdir(sample, 0700))
perror_msg_and_fail("mkdir: %s", sample);
long rc = syscall(__NR_oldumount, sample);
printf("%s(\"%s\") = %ld %s (%m)\n",
TEST_SYSCALL_STR, sample, rc, errno2name());
if (rmdir(sample))
perror_msg_and_fail("rmdir: %s", sample);
puts("+++ exited with 0 +++");
return 0;
}
#else
SKIP_MAIN_UNDEFINED("__NR_oldumount")
#endif