ObjFW  Diff

{
	OFEnumerator *enumerator;
	int i;

	memcpy(&enumerator, state->extra, sizeof(enumerator));

	if (enumerator == nil) {
		void *pool = objc_autoreleasePoolPush();

		enumerator = [[self keyEnumerator] retain];
		memcpy(state->extra, &enumerator, sizeof(enumerator));

		objc_autoreleasePoolPop(pool);
	}

	state->itemsPtr = objects;
	state->mutationsPtr = (unsigned long *)self;

	if (state->state == 1)
		return 0;

	for (i = 0; i < count; i++) {
		id object = [enumerator nextObject];

		if (object == nil) {
			state->state = 1;
			[enumerator release];

			return i;
		}

		objects[i] = object;
	}

	return i;
}