tst-fanotify: new simple test

Basic test for the fanotify functions.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

ChangeLog

@@ -1,3 +1,8 @@
+2013-09-02  Mike Frysinger  <vapier@gentoo.org>
+
+	* sysdeps/unix/sysv/linux/tst-fanotify.c: New test.
+	* sysdeps/unix/sysv/linux/Makefile (tests): Add tst-fanotify.
+
 2013-09-02  Joseph Myers  <joseph@codesourcery.com>
 
 	[BZ #14155]

sysdeps/unix/sysv/linux/Makefile

@@ -38,7 +38,7 @@ sysdep_headers += sys/mount.h sys/acct.h sys/sysctl.h \
 		  bits/socket_type.h bits/syscall.h bits/sysctl.h \
 		  bits/mman-linux.h
 
-tests += tst-clone
+tests += tst-clone tst-fanotify
 
 # Generate the list of SYS_* macros for the system calls (__NR_* macros).
 

sysdeps/unix/sysv/linux/tst-fanotify.c

@@ -0,0 +1,56 @@
+/* Basic fanotify test.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <errno.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <sys/fanotify.h>
+
+static int
+do_test (void)
+{
+  int fd, ret;
+
+  fd = fanotify_init (0, 0);
+  if (fd < 0)
+    {
+      if (errno == ENOSYS)
+	{
+	  puts ("SKIP: missing support for fanotify (check CONFIG_FANOTIFY=y)");
+	  return 0;
+	}
+
+      perror ("fanotify_init (0, 0) failed");
+      return 1;
+    }
+
+  ret = fanotify_mark (fd, FAN_MARK_ADD | FAN_MARK_MOUNT, FAN_ACCESS
+		       | FAN_MODIFY | FAN_OPEN | FAN_CLOSE | FAN_ONDIR
+		       | FAN_EVENT_ON_CHILD, AT_FDCWD, ".");
+  if (ret)
+    {
+      perror ("fanotify_mark (...) failed");
+      return 1;
+    }
+
+  puts ("All OK");
+  return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"