ObjFW  Diff

- (void)removeObject: (id)object
{
	OF_UNRECOGNIZED_SELECTOR
}

- (void)minusSet: (OFSet*)set
{
	void *pool = objc_autoreleasePoolPush();
	OFEnumerator *enumerator = [set objectEnumerator];
	id object;

	while ((object = [enumerator nextObject]) != nil)
		[self removeObject: object];

	objc_autoreleasePoolPop(pool);
}

- (void)intersectSet: (OFSet*)set
{
	void *pool = objc_autoreleasePoolPush();
	size_t count = [self count];
	id *cArray;

	cArray = [self allocMemoryWithSize: sizeof(id)
				     count: count];

	@try {
		OFEnumerator *enumerator;
		id object;
		size_t i;

		i = 0;
		enumerator = [self objectEnumerator];
		while ((object = [enumerator nextObject]) != nil) {
			assert(i < count);
			cArray[i++] = object;
		}

		for (i = 0; i < count; i++)
			if (![set containsObject: cArray[i]])
			      [self removeObject: cArray[i]];
	} @finally {
		[self freeMemory: cArray];
	}

	objc_autoreleasePoolPop(pool);
}

- (void)unionSet: (OFSet*)set
{
	void *pool = objc_autoreleasePoolPush();
	OFEnumerator *enumerator;
	id object;

	enumerator = [set objectEnumerator];
	while ((object = [enumerator nextObject]) != nil)
		[self addObject: object];

	objc_autoreleasePoolPop(pool);
}

- (void)makeImmutable
{
}
@end