/*  * mutex8.c * * * Pthreads-win32 - POSIX Threads Library for Win32 * Copyright (C) 1998 Ben Elliston and Ross Johnson * Copyright (C) 1999,2000,2001 Ross Johnson * * Contact Email: rpj@ise.canberra.edu.au * * 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 2.1 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; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA * * -------------------------------------------------------------------------- * * Test the default (type not set) mutex type exercising timedlock. * Thread locks mutex, another thread timedlocks the mutex. * Timed thread should timeout. * * Depends on API functions: *	pthread_mutex_lock() *	pthread_mutex_timedlock() *	pthread_mutex_unlock() */#include "test.h"#include <sys/timeb.h>static int lockCount = 0;static pthread_mutex_t mutex;void * locker(void * arg){  struct timespec abstime = { 0, 0 };  struct _timeb currSysTime;  const DWORD NANOSEC_PER_MILLISEC = 1000000;  _ftime(&currSysTime);  abstime.tv_sec = currSysTime.time;  abstime.tv_nsec = NANOSEC_PER_MILLISEC * currSysTime.millitm;  abstime.tv_sec += 1;  assert(pthread_mutex_timedlock(&mutex, &abstime) == ETIMEDOUT);  lockCount++;  return 0;}intmain(){  pthread_t t;  assert(pthread_mutex_init(&mutex, NULL) == 0);  assert(pthread_mutex_lock(&mutex) == 0);  assert(pthread_create(&t, NULL, locker, NULL) == 0);  Sleep(2000);  assert(lockCount == 1);  assert(pthread_mutex_unlock(&mutex) == 0);  return 0;}