Function bsem_wait

src/util/thpool/thpool.c:586–593

Wait on semaphore until semaphore has value 0 */

/* Wait on semaphore until semaphore has value 0 */
static void bsem_wait(bsem *bsem_p) {
	pthread_mutex_lock(&bsem_p->mutex);
	while(bsem_p->v != 1) {
		pthread_cond_wait(&bsem_p->cond, &bsem_p->mutex);
	}
	bsem_p->v = 0;
	pthread_mutex_unlock(&bsem_p->mutex);
}