1 /* Copyright (C) 2002-2016 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/>. */
25 static pthread_mutex_t m;
26 static pthread_barrier_t b;
32 int e = pthread_mutex_unlock (&m);
35 puts ("1st mutex_unlock in child succeeded");
40 puts ("1st mutex_unlock in child didn't return EPERM");
44 e = pthread_mutex_trylock (&m);
47 puts ("mutex_trylock in second thread succeeded");
52 puts ("mutex_trylock returned wrong value");
56 e = pthread_barrier_wait (&b);
57 if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
59 puts ("barrier_wait failed");
63 e = pthread_barrier_wait (&b);
64 if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
66 puts ("barrier_wait failed");
70 e = pthread_mutex_unlock (&m);
73 puts ("2nd mutex_unlock in child succeeded");
78 puts ("2nd mutex_unlock in child didn't return EPERM");
82 if (pthread_mutex_trylock (&m) != 0)
84 puts ("2nd mutex_trylock in second thread failed");
88 if (pthread_mutex_unlock (&m) != 0)
90 puts ("3rd mutex_unlock in second thread failed");
101 pthread_mutexattr_t a;
103 if (pthread_mutexattr_init (&a) != 0)
105 puts ("mutexattr_init failed");
109 if (pthread_mutexattr_settype (&a, PTHREAD_MUTEX_RECURSIVE) != 0)
111 puts ("mutexattr_settype failed");
116 if (pthread_mutexattr_setprotocol (&a, PTHREAD_PRIO_INHERIT) != 0)
118 puts ("pthread_mutexattr_setprotocol failed");
124 e = pthread_mutex_init (&m, &a);
130 puts ("PI mutexes unsupported");
134 puts ("mutex_init failed");
138 if (pthread_barrier_init (&b, NULL, 2) != 0)
140 puts ("barrier_init failed");
144 if (pthread_mutex_lock (&m) != 0)
146 puts ("mutex_lock failed");
150 if (pthread_mutex_lock (&m) != 0)
152 puts ("2nd mutex_lock failed");
156 if (pthread_mutex_trylock (&m) != 0)
158 puts ("1st trylock failed");
162 if (pthread_mutex_unlock (&m) != 0)
164 puts ("mutex_unlock failed");
168 if (pthread_mutex_unlock (&m) != 0)
170 puts ("2nd mutex_unlock failed");
175 if (pthread_create (&th, NULL, tf, NULL) != 0)
177 puts ("create failed");
181 e = pthread_barrier_wait (&b);
182 if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
184 puts ("barrier_wait failed");
188 if (pthread_mutex_unlock (&m) != 0)
190 puts ("3rd mutex_unlock failed");
194 e = pthread_mutex_unlock (&m);
197 puts ("4th mutex_unlock succeeded");
202 puts ("4th mutex_unlock didn't return EPERM");
206 e = pthread_barrier_wait (&b);
207 if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
209 puts ("barrier_wait failed");
213 if (pthread_join (th, NULL) != 0)
215 puts ("join failed");
219 if (pthread_barrier_destroy (&b) != 0)
221 puts ("barrier_destroy failed");
225 if (pthread_mutex_destroy (&m) != 0)
227 puts ("mutex_destroy failed");
231 if (pthread_mutexattr_destroy (&a) != 0)
233 puts ("mutexattr_destroy failed");
240 #define TEST_FUNCTION do_test ()
241 #include "../test-skeleton.c"