/* * barrier3.c * * * -------------------------------------------------------------------------- * * Pthreads-win32 - POSIX Threads Library for Win32 * Copyright(C) 1998 John E. Bossom * Copyright(C) 1999,2005 Pthreads-win32 contributors * * Contact Email: rpj@callisto.canberra.edu.au * * The current list of contributors is contained * in the file CONTRIBUTORS included with the source * code distribution. The list can also be seen at the * following World Wide Web location: * http://sources.redhat.com/pthreads-win32/contributors.html * * This 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 of the License, or (at your option) any later version. * * This 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 this library in the file COPYING.LIB; * if not, write to the Free Software Foundation, Inc., * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA * * -------------------------------------------------------------------------- * * Declare a single barrier object with barrier attribute, wait on it, * and then destroy it. * */ #include "test.h" pthread_barrier_t barrier = NULL; static void* result = (void*)1; void * func(void * arg) { return (void *) (size_t)pthread_barrier_wait(&barrier); } int main() { pthread_t t; pthread_barrierattr_t ba; assert(pthread_barrierattr_init(&ba) == 0); assert(pthread_barrierattr_setpshared(&ba, PTHREAD_PROCESS_PRIVATE) == 0); assert(pthread_barrier_init(&barrier, &ba, 1) == 0); assert(pthread_create(&t, NULL, func, NULL) == 0); assert(pthread_join(t, &result) == 0); assert((int)(size_t)result == PTHREAD_BARRIER_SERIAL_THREAD); assert(pthread_barrier_destroy(&barrier) == 0); assert(pthread_barrierattr_destroy(&ba) == 0); return 0; }