1/* Basic fanotify test.
2 Copyright (C) 2013-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19#include <config.h>
20#include <errno.h>
21#include <fcntl.h>
22#include <stdio.h>
23#include <sys/fanotify.h>
24
25static int
26do_test (void)
27{
28 int fd, ret;
29
30 fd = fanotify_init (flags: 0, event_f_flags: 0);
31 if (fd < 0)
32 {
33 switch (errno)
34 {
35 case ENOSYS:
36 puts (s: "SKIP: missing support for fanotify (check CONFIG_FANOTIFY=y)");
37 return 0;
38 case EPERM:
39 puts (s: "SKIP: missing proper permissions for runtime test");
40 return 0;
41 }
42
43 perror ("fanotify_init (0, 0) failed");
44 return 1;
45 }
46
47 ret = fanotify_mark (fanotify_fd: fd, FAN_MARK_ADD | FAN_MARK_MOUNT, FAN_ACCESS
48 | FAN_MODIFY | FAN_OPEN | FAN_CLOSE | FAN_ONDIR
49 | FAN_EVENT_ON_CHILD, AT_FDCWD, pathname: ".");
50 if (ret)
51 {
52 perror ("fanotify_mark (...) failed");
53 return 1;
54 }
55
56 puts (s: "All OK");
57 return 0;
58}
59
60#define TEST_FUNCTION do_test ()
61#include "../test-skeleton.c"
62

source code of glibc/sysdeps/unix/sysv/linux/tst-fanotify.c