blob: d9ef93ed91d126edafc4c164b69037b75913c0d6 [file] [log] [blame]
/*
* Copyright (c) 2016 Fabien Siron <fabien.siron@epita.fr>
* 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 <sys/syscall.h>
#if defined __NR_fchmod
#include <fcntl.h>
#include <sys/stat.h>
#include <stdio.h>
#include <unistd.h>
#include <errno.h>
int
main(void)
{
static const char fname[] = "fchmod_test_file";
int fd = open(fname, O_CREAT|O_RDONLY, 0400);
if (fd == -1)
perror_msg_and_fail("open");
if (unlink(fname) == -1)
perror_msg_and_fail("unlink");
if (syscall(__NR_fchmod, fd, 0600) == 0) {
close(fd);
printf("fchmod(%d, 0600) = 0\n", fd);
if (syscall(__NR_fchmod, fd, 0600) != -1)
perror_msg_and_fail("fchmod");
printf("fchmod(%d, 0600) = -1 EBADF (%m)\n", fd);
} else {
if (errno == ENOSYS) {
printf("fchmod(%d, 0600) = -1 ENOSYS (%m)\n", fd);
} else {
perror_msg_and_fail("fchmod");
}
}
puts("+++ exited with 0 +++");
return 0;
}
#else
SKIP_MAIN_UNDEFINED("__NR_fchmod")
#endif