ObjFW  Diff

{
#if defined(OF_HAVE_PTHREADS)
	return !pthread_cond_wait(condition, mutex);
#elif defined(_WIN32)
	if (!of_mutex_unlock(mutex))
		return false;

	of_atomic_inc_int(&condition->count);
	of_atomic_int_inc(&condition->count);

	if (WaitForSingleObject(condition->event, INFINITE) != WAIT_OBJECT_0) {
		of_mutex_lock(mutex);
		return false;
	}

	of_atomic_dec_int(&condition->count);
	of_atomic_int_dec(&condition->count);

	if (!of_mutex_lock(mutex))
		return false;

	return true;
#else
# error of_condition_wait not implemented!

	ts.tv_nsec = lrint((timeout - ts.tv_sec) * 1000000000);

	return !pthread_cond_timedwait(condition, mutex, &ts);
#elif defined(_WIN32)
	if (!of_mutex_unlock(mutex))
		return false;

	of_atomic_inc_int(&condition->count);
	of_atomic_int_inc(&condition->count);

	if (WaitForSingleObject(condition->event,
	    timeout * 1000) != WAIT_OBJECT_0) {
		of_mutex_lock(mutex);
		return false;
	}

	of_atomic_dec_int(&condition->count);
	of_atomic_int_dec(&condition->count);

	if (!of_mutex_lock(mutex))
		return false;

	return true;
#else
# error of_condition_timed_wait not implemented!

#endif
}

static OF_INLINE bool
of_spinlock_trylock(of_spinlock_t *spinlock)
{
#if defined(OF_HAVE_ATOMIC_OPS)
	return of_atomic_cmpswap_int(spinlock, 0, 1);
	return of_atomic_int_cmpswap(spinlock, 0, 1);
#elif defined(OF_HAVE_PTHREAD_SPINLOCKS)
	return !pthread_spin_trylock(spinlock);
#else
	return of_mutex_trylock(spinlock);
#endif
}

#endif
}

static OF_INLINE bool
of_spinlock_unlock(of_spinlock_t *spinlock)
{
#if defined(OF_HAVE_ATOMIC_OPS)
	return of_atomic_cmpswap_int(spinlock, 1, 0);
	return of_atomic_int_cmpswap(spinlock, 1, 0);
#elif defined(OF_HAVE_PTHREAD_SPINLOCKS)
	return !pthread_spin_unlock(spinlock);
#else
	return of_mutex_unlock(spinlock);
#endif
}