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authorAndreas Schwab <schwab@suse.de>2016-06-16 13:58:02 +0200
committerAndreas Schwab <schwab@suse.de>2016-07-07 14:33:36 +0200
commiteaee348ce71c34faa7a1122529aa9b9807a269c2 (patch)
tree720808c7e97d26bcb6d1f1e84f02c4c08f76f11b /nptl/tst-robust10.c
parentd3016ce02c7ba85c1c619771bb1aa349038626cd (diff)
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Add test case for bug 20263
Diffstat (limited to 'nptl/tst-robust10.c')
-rw-r--r--nptl/tst-robust10.c110
1 files changed, 110 insertions, 0 deletions
diff --git a/nptl/tst-robust10.c b/nptl/tst-robust10.c
new file mode 100644
index 0000000000..6d9e502c24
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+++ b/nptl/tst-robust10.c
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+/* Test that pthread_mutex_timedlock properly times out.
+ Copyright (C) 2016 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 <pthread.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+
+pthread_mutex_t mutex;
+
+static void *
+thr (void *arg)
+{
+ struct timespec abstime;
+ clock_gettime (CLOCK_REALTIME, &abstime);
+ abstime.tv_sec += 1;
+ int ret = pthread_mutex_timedlock (&mutex, &abstime);
+ if (ret == 0)
+ {
+ puts ("mutex_timedlock didn't fail");
+ exit (1);
+ }
+ if (ret != ETIMEDOUT)
+ {
+ printf ("mutex_timedlock failed: %s\n", strerror (ret));
+ exit (1);
+ }
+
+ return 0;
+}
+
+static int
+do_test (void)
+{
+ pthread_t pt;
+ pthread_mutexattr_t ma;
+
+ if (pthread_mutexattr_init (&ma) != 0)
+ {
+ puts ("mutexattr_init failed");
+ return 0;
+ }
+ if (pthread_mutexattr_setrobust_np (&ma, PTHREAD_MUTEX_ROBUST_NP) != 0)
+ {
+ puts ("mutexattr_setrobust failed");
+ return 1;
+ }
+ if (pthread_mutex_init (&mutex, &ma))
+ {
+ puts ("mutex_init failed");
+ return 1;
+ }
+
+ if (pthread_mutexattr_destroy (&ma))
+ {
+ puts ("mutexattr_destroy failed");
+ return 1;
+ }
+
+ if (pthread_mutex_lock (&mutex))
+ {
+ puts ("mutex_lock failed");
+ return 1;
+ }
+
+ if (pthread_create (&pt, NULL, thr, NULL))
+ {
+ puts ("pthread_create failed");
+ return 1;
+ }
+
+ if (pthread_join (pt, NULL))
+ {
+ puts ("pthread_join failed");
+ return 1;
+ }
+
+ if (pthread_mutex_unlock (&mutex))
+ {
+ puts ("mutex_unlock failed");
+ return 1;
+ }
+
+ if (pthread_mutex_destroy (&mutex))
+ {
+ puts ("mutex_destroy failed");
+ return 1;
+ }
+
+ return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"