C++ (Cpp) EVTHREAD_COND_WAIT_TIMEDの例

コード例 #1

ファイル: regress_thread.c プロジェクト: jimmy-kuo/websearch

static THREAD_FN
wait_for_condition(void *arg)
{
	struct alerted_record *rec = arg;
	int r;

	EVLOCK_LOCK(rec->cond->lock, 0);
	if (rec->delay.tv_sec || rec->delay.tv_usec) {
		r = EVTHREAD_COND_WAIT_TIMED(rec->cond->cond, rec->cond->lock,
		    &rec->delay);
	} else {
		r = EVTHREAD_COND_WAIT(rec->cond->cond, rec->cond->lock);
	}
	EVLOCK_UNLOCK(rec->cond->lock, 0);

	evutil_gettimeofday(&rec->alerted_at, NULL);
	if (r == 1)
		rec->timed_out = 1;

	THREAD_RETURN();
}

コード例 #2

static int
count_wait_for(int i, int ms)
{
	struct timeval tv;
	DWORD elapsed;
	int rv = -1;

	EVLOCK_LOCK(count_lock, 0);
	while (ms > 0 && count != i) {
		tv.tv_sec = 0;
		tv.tv_usec = ms * 1000;
		elapsed = GetTickCount();
		EVTHREAD_COND_WAIT_TIMED(count_cond, count_lock, &tv);
		elapsed = GetTickCount() - elapsed;
		ms -= elapsed;
	}
	if (count == i)
		rv = 0;
	EVLOCK_UNLOCK(count_lock, 0);

	return rv;
}