/* Copyright (C) 2002 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ #include <pthread.h> #include <stdio.h> #include <stdlib.h> static pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER; static void * tf (void *arg) { pthread_t mh = (pthread_t) arg; void *result; if (pthread_mutex_unlock (&lock) != 0) { puts ("unlock failed"); exit (1); } if (pthread_join (mh, &result) != 0) { puts ("join failed"); exit (1); } if (result != (void *) 42l) { printf ("result wrong: expected %p, got %p\n", (void *) 42, result); exit (1); } exit (0); } static int do_test (void) { pthread_t th; if (pthread_mutex_lock (&lock) != 0) { puts ("1st lock failed"); exit (1); } if (pthread_create (&th, NULL, tf, (void *) pthread_self ()) != 0) { puts ("create failed"); exit (1); } if (pthread_mutex_lock (&lock) != 0) { puts ("2nd lock failed"); exit (1); } pthread_exit ((void *) 42); } #define TEST_FUNCTION do_test () #include "../test-skeleton.c"