1 /*
2 * Check decoding of fchmodat syscall.
3 *
4 * Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. The name of the author may not be used to endorse or promote products
16 * derived from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30 #include "tests.h"
31 #include <asm/unistd.h>
32
33 #ifdef __NR_fchmodat
34
35 # include <fcntl.h>
36 # include <sys/stat.h>
37 # include <stdio.h>
38 # include <unistd.h>
39
40 int
main(void)41 main(void)
42 {
43 static const char sample[] = "fchmodat_sample";
44
45 if (open(sample, O_RDONLY | O_CREAT, 0400) < 0)
46 perror_msg_and_fail("open");
47
48 long rc = syscall(__NR_fchmodat, -100, sample, 0600);
49 printf("fchmodat(AT_FDCWD, \"%s\", 0600) = %s\n",
50 sample, sprintrc(rc));
51
52 if (unlink(sample))
53 perror_msg_and_fail("unlink");
54
55 rc = syscall(__NR_fchmodat, -100, sample, 051);
56 printf("fchmodat(AT_FDCWD, \"%s\", 051) = %s\n",
57 sample, sprintrc(rc));
58
59 rc = syscall(__NR_fchmodat, -100, sample, 004);
60 printf("fchmodat(AT_FDCWD, \"%s\", 004) = %s\n",
61 sample, sprintrc(rc));
62
63 puts("+++ exited with 0 +++");
64 return 0;
65 }
66
67 #else
68
69 SKIP_MAIN_UNDEFINED("__NR_fchmodat")
70
71 #endif
72