ObjFW  Diff

	if (pthread_mutexattr_destroy(&attr))
		return NO;

	return YES;
}

# define of_rmutex_lock of_mutex_lock
# define of_rmutex_trylock of_mutex_trylock
# define of_rmutex_unlock of_mutex_unlock
# define of_rmutex_free of_mutex_free
#else
static OF_INLINE BOOL
of_rmutex_new(of_rmutex_t *rmutex)
{
	if (!of_mutex_new(&rmutex->mutex))

		if (!of_tlskey_set(rmutex->count, (void*)(count + 1)))
			return NO;
		return YES;
	}

	if (!of_mutex_lock(&rmutex->mutex))
		return NO;

	if (!of_tlskey_set(rmutex->count, (void*)1)) {
		of_mutex_unlock(&rmutex->mutex);
		return NO;
	}

	return YES;
}

static OF_INLINE BOOL
of_rmutex_trylock(of_rmutex_t *rmutex)
{
	uintptr_t count = (uintptr_t)of_tlskey_get(rmutex->count);

	if (count > 0) {
		if (!of_tlskey_set(rmutex->count, (void*)(count + 1)))
			return NO;
		return YES;
	}

	if (!of_mutex_trylock(&rmutex->mutex))
		return NO;

	if (!of_tlskey_set(rmutex->count, (void*)1)) {
		of_mutex_unlock(&rmutex->mutex);
		return NO;
	}

	return YES;