1 /* Copyright (C) 2004-2024 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library 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 the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
24 #include <support/check.h>
25 #include "tst-mqueue.h"
27 #define TEST_FUNCTION do_test ()
33 puts ("this test requires root");
37 char name[sizeof "/tst-mqueue9-" + sizeof (pid_t) * 3];
38 snprintf (name, sizeof (name), "/tst-mqueue9-%u", getpid ());
40 struct mq_attr attr = { .mq_maxmsg = 1, .mq_msgsize = 1 };
41 mqd_t q = mq_open (name, O_CREAT | O_EXCL | O_RDWR, 0600, &attr);
46 FAIL_UNSUPPORTED ("mq_open not supported");
48 printf ("mq_open failed with: %m\n");
56 printf ("failed to seteuid (1): %m\n");
62 if (mq_unlink (name) == 0)
64 puts ("mq_unlink unexpectedly succeeded");
67 else if (errno != EACCES)
69 printf ("mq_unlink did not fail with EACCES: %m\n");
75 printf ("failed to seteuid (0): %m\n");
79 if (mq_unlink (name) != 0)
81 printf ("mq_unlink failed with: %m\n");
85 if (mq_close (q) != 0)
87 printf ("mq_close failed with: %m\n");
94 #include "../test-skeleton.c"