1 /* Copyright (C) 2002, 2003 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 ("child: 1st mutex_unlock succeeded");
40 puts ("child: 1st mutex_unlock error != EPERM");
44 e = pthread_mutex_trylock (&m);
47 puts ("child: 1st trylock suceeded");
52 puts ("child: 1st trylock didn't return EBUSY");
56 e = pthread_barrier_wait (&b);
57 if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
59 puts ("child: 1st barrier_wait failed");
63 e = pthread_barrier_wait (&b);
64 if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
66 puts ("child: 2nd barrier_wait failed");
70 e = pthread_mutex_unlock (&m);
73 puts ("child: 2nd mutex_unlock succeeded");
78 puts ("child: 2nd mutex_unlock error != EPERM");
82 if (pthread_mutex_trylock (&m) != 0)
84 puts ("child: 2nd trylock failed");
88 if (pthread_mutex_unlock (&m) != 0)
90 puts ("child: 3rd mutex_unlock failed");
101 pthread_mutexattr_t a;
104 if (pthread_mutexattr_init (&a) != 0)
106 puts ("mutexattr_init failed");
110 if (pthread_mutexattr_settype (&a, PTHREAD_MUTEX_ERRORCHECK) != 0)
112 puts ("mutexattr_settype failed");
116 if (pthread_mutex_init (&m, &a) != 0)
118 puts ("mutex_init failed");
122 if (pthread_barrier_init (&b, NULL, 2) != 0)
124 puts ("barrier_init failed");
128 if ((e = pthread_mutex_unlock (&m)) == 0)
130 puts ("1st mutex_unlock succeeded");
135 puts ("1st mutex_unlock error != EPERM");
139 if (pthread_mutex_lock (&m) != 0)
141 puts ("mutex_lock failed");
145 if ((e = pthread_mutex_lock (&m)) == 0)
147 puts ("2nd mutex_lock succeeded");
150 else if (e != EDEADLK)
152 puts ("2nd mutex_lock error != EDEADLK");
157 if (pthread_create (&th, NULL, tf, NULL) != 0)
159 puts ("create failed");
163 e = pthread_barrier_wait (&b);
164 if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
166 puts ("1st barrier_wait failed");
170 if (pthread_mutex_unlock (&m) != 0)
172 puts ("2nd mutex_unlock failed");
176 if ((e = pthread_mutex_unlock (&m)) == 0)
178 puts ("3rd mutex_unlock succeeded");
183 puts ("3rd mutex_unlock error != EPERM");
187 e = pthread_barrier_wait (&b);
188 if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
190 puts ("2nd barrier_wait failed");
194 if (pthread_join (th, NULL) != 0)
196 puts ("join failed");
200 if (pthread_mutex_destroy (&m) != 0)
202 puts ("mutex_destroy failed");
206 if (pthread_barrier_destroy (&b) != 0)
208 puts ("barrier_destroy failed");
212 if (pthread_mutexattr_destroy (&a) != 0)
214 puts ("mutexattr_destroy failed");
221 #define TEST_FUNCTION do_test ()
222 #include "../test-skeleton.c"