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/*
* mutex8e.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
*
* --------------------------------------------------------------------------
*
* Tests PTHREAD_MUTEX_ERRORCHECK mutex type exercising timedlock.
* Thread locks mutex, another thread timedlocks the mutex.
* Timed thread should timeout.
*
* Depends on API functions:
* pthread_create()
* pthread_mutexattr_init()
* pthread_mutexattr_destroy()
* pthread_mutexattr_settype()
* pthread_mutexattr_gettype()
* pthread_mutex_init()
* pthread_mutex_destroy()
* pthread_mutex_lock()
* pthread_mutex_timedlock()
* pthread_mutex_unlock()
*/
#include "test.h"
#include <sys/timeb.h>
static int lockCount;
static pthread_mutex_t mutex;
static pthread_mutexattr_t mxAttr;
void * locker(void * arg)
{
struct timespec abstime = { 0, 0 };
PTW32_STRUCT_TIMEB currSysTime;
const DWORD NANOSEC_PER_MILLISEC = 1000000;
PTW32_FTIME(&currSysTime);
abstime.tv_sec = (long)currSysTime.time;
abstime.tv_nsec = NANOSEC_PER_MILLISEC * currSysTime.millitm;
abstime.tv_sec += 1;
assert(pthread_mutex_timedlock(&mutex, &abstime) == ETIMEDOUT);
lockCount++;
return 0;
}
int
main()
{
pthread_t t;
int mxType = -1;
assert(pthread_mutexattr_init(&mxAttr) == 0);
BEGIN_MUTEX_STALLED_ROBUST(mxAttr)
lockCount = 0;
assert(pthread_mutexattr_settype(&mxAttr, PTHREAD_MUTEX_ERRORCHECK) == 0);
assert(pthread_mutexattr_gettype(&mxAttr, &mxType) == 0);
assert(mxType == PTHREAD_MUTEX_ERRORCHECK);
assert(pthread_mutex_init(&mutex, &mxAttr) == 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);
END_MUTEX_STALLED_ROBUST(mxAttr)
return 0;
}
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