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 # define TYPE PTHREAD_MUTEX_DEFAULT
31 static pthread_mutex_t lock;
41 int nr = (long int) arg;
43 struct timespec ts = { .tv_sec = 0, .tv_nsec = 11000 };
45 for (cnt = 0; cnt < ROUNDS; ++cnt)
47 if (pthread_mutex_lock (&lock) != 0)
49 printf ("thread %d: failed to get the lock\n", nr);
53 if (pthread_mutex_unlock (&lock) != 0)
55 printf ("thread %d: failed to release the lock\n", nr);
59 nanosleep (&ts, NULL);
69 pthread_mutexattr_t a;
71 if (pthread_mutexattr_init (&a) != 0)
73 puts ("mutexattr_init failed");
77 if (pthread_mutexattr_settype (&a, TYPE) != 0)
79 puts ("mutexattr_settype failed");
84 if (pthread_mutexattr_setprotocol (&a, PTHREAD_PRIO_INHERIT) != 0)
86 puts ("pthread_mutexattr_setprotocol failed");
91 int e = pthread_mutex_init (&lock, &a);
97 puts ("PI mutexes unsupported");
101 puts ("mutex_init failed");
105 if (pthread_mutexattr_destroy (&a) != 0)
107 puts ("mutexattr_destroy failed");
115 if (pthread_attr_init (&at) != 0)
117 puts ("attr_init failed");
121 if (pthread_attr_setstacksize (&at, 1 * 1024 * 1024) != 0)
123 puts ("attr_setstacksize failed");
127 if (pthread_mutex_lock (&lock) != 0)
129 puts ("locking in parent failed");
133 for (cnt = 0; cnt < N; ++cnt)
134 if (pthread_create (&th[cnt], &at, tf, (void *) (long int) cnt) != 0)
136 printf ("creating thread %d failed\n", cnt);
140 if (pthread_attr_destroy (&at) != 0)
142 puts ("attr_destroy failed");
146 if (pthread_mutex_unlock (&lock) != 0)
148 puts ("unlocking in parent failed");
152 for (cnt = 0; cnt < N; ++cnt)
153 if (pthread_join (th[cnt], NULL) != 0)
155 printf ("joining thread %d failed\n", cnt);
163 #define TEST_FUNCTION do_test ()
164 #include "../test-skeleton.c"