54 lines
1.0 KiB
C
54 lines
1.0 KiB
C
/*
|
|
* Check decoding of fchmod syscall.
|
|
*
|
|
* Copyright (c) 2016 Fabien Siron <fabien.siron@epita.fr>
|
|
* Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
|
|
* Copyright (c) 2016-2018 The strace developers.
|
|
* All rights reserved.
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0-or-later
|
|
*/
|
|
|
|
#include "tests.h"
|
|
#include <asm/unistd.h>
|
|
|
|
#ifdef __NR_fchmod
|
|
|
|
# include <fcntl.h>
|
|
# include <sys/stat.h>
|
|
# include <stdio.h>
|
|
# include <unistd.h>
|
|
|
|
int
|
|
main(void)
|
|
{
|
|
static const char fname[] = "fchmod_test_file";
|
|
|
|
int fd = open(fname, O_CREAT|O_RDONLY, 0400);
|
|
if (fd < 0)
|
|
perror_msg_and_fail("open");
|
|
|
|
if (unlink(fname))
|
|
perror_msg_and_fail("unlink");
|
|
|
|
long rc = syscall(__NR_fchmod, fd, 0600);
|
|
printf("fchmod(%d, 0600) = %s\n", fd, sprintrc(rc));
|
|
|
|
close(fd);
|
|
|
|
rc = syscall(__NR_fchmod, fd, 051);
|
|
printf("fchmod(%d, 051) = %s\n", fd, sprintrc(rc));
|
|
|
|
rc = syscall(__NR_fchmod, fd, 004);
|
|
printf("fchmod(%d, 004) = %s\n", fd, sprintrc(rc));
|
|
|
|
puts("+++ exited with 0 +++");
|
|
return 0;
|
|
}
|
|
|
|
#else
|
|
|
|
SKIP_MAIN_UNDEFINED("__NR_fchmod")
|
|
|
|
#endif
|