1 /* Copyright (C) 2002, 2004 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, write to the Free
17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
26 # define INIT PTHREAD_MUTEX_INITIALIZER
30 static pthread_mutex_t lock = INIT;
40 int nr = (long int) arg;
42 struct timespec ts = { .tv_sec = 0, .tv_nsec = 11000 };
44 for (cnt = 0; cnt < ROUNDS; ++cnt)
46 if (pthread_mutex_lock (&lock) != 0)
48 printf ("thread %d: failed to get the lock\n", nr);
52 if (pthread_mutex_unlock (&lock) != 0)
54 printf ("thread %d: failed to release the lock\n", nr);
58 nanosleep (&ts, NULL);
72 if (pthread_attr_init (&at) != 0)
74 puts ("attr_init failed");
78 if (pthread_attr_setstacksize (&at, 1 * 1024 * 1024) != 0)
80 puts ("attr_setstacksize failed");
84 if (pthread_mutex_lock (&lock) != 0)
86 puts ("locking in parent failed");
90 for (cnt = 0; cnt < N; ++cnt)
91 if (pthread_create (&th[cnt], &at, tf, (void *) (long int) cnt) != 0)
93 printf ("creating thread %d failed\n", cnt);
97 if (pthread_attr_destroy (&at) != 0)
99 puts ("attr_destroy failed");
103 if (pthread_mutex_unlock (&lock) != 0)
105 puts ("unlocking in parent failed");
109 for (cnt = 0; cnt < N; ++cnt)
110 if (pthread_join (th[cnt], NULL) != 0)
112 printf ("joining thread %d failed\n", cnt);
120 #define TEST_FUNCTION do_test ()
121 #include "../test-skeleton.c"