1 /* Copyright (C) 2002-2014 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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.
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.
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 <http://www.gnu.org/licenses/>. */
27 static pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER;
33 if (pthread_mutex_lock (&lock) != 0)
35 puts ("child: mutex_lock failed");
48 if (pthread_mutex_lock (&lock) != 0)
50 puts ("mutex_lock failed");
54 if (pthread_create (&th, NULL, tf, NULL) != 0)
56 puts ("mutex_create failed");
61 int val = pthread_tryjoin_np (th, &status);
64 puts ("1st tryjoin succeeded");
67 else if (val != EBUSY)
69 puts ("1st tryjoin didn't return EBUSY");
73 if (pthread_mutex_unlock (&lock) != 0)
75 puts ("mutex_unlock failed");
79 while ((val = pthread_tryjoin_np (th, &status)) != 0)
83 printf ("tryjoin returned %s (%d), expected only 0 or EBUSY\n",
88 /* Delay minimally. */
89 struct timespec ts = { .tv_sec = 0, .tv_nsec = 10000000 };
90 nanosleep (&ts, NULL);
93 if (status != (void *) 42l)
95 printf ("return value %p, expected %p\n", status, (void *) 42l);
102 #define TEST_FUNCTION do_test ()
103 #include "../test-skeleton.c"