1 /*
2 * Copyright (c) International Business Machines Corp., 2009
3 * Copyright (c) Nadia Derbey, 2009
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
12 * the GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program; if not, write to the Free Software
15 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
16 *
17 * Author: Serge Hallyn <serue@us.ibm.com>
18 ***************************************************************************/
19 #include <sys/mount.h>
20 #include <sys/stat.h>
21 #include <sys/types.h>
22 #include <mqueue.h>
23 #include "../libclone/libclone.h"
24 #include "lapi/syscalls.h"
25 #include "safe_macros.h"
26 #include "test.h"
27
dummy_child(void * v)28 static int dummy_child(void *v)
29 {
30 (void) v;
31 return 0;
32 }
33
check_mqns(void)34 static void check_mqns(void)
35 {
36 int pid, status;
37 mqd_t mqd;
38
39 if (tst_kvercmp(2, 6, 30) < 0)
40 tst_brkm(TCONF, NULL, "Kernel version is lower than expected");
41
42 mq_unlink("/checkmqnsenabled");
43 mqd =
44 mq_open("/checkmqnsenabled", O_RDWR | O_CREAT | O_EXCL, 0777, NULL);
45 if (mqd == -1)
46 tst_brkm(TCONF, NULL, "mq_open check failed");
47
48 mq_close(mqd);
49 mq_unlink("/checkmqnsenabled");
50
51 pid = do_clone_unshare_test(T_CLONE, CLONE_NEWIPC, dummy_child, NULL);
52 if (pid == -1)
53 tst_brkm(TCONF | TERRNO, NULL, "CLONE_NEWIPC not supported");
54
55 SAFE_WAIT(NULL, &status);
56 }
57