ObjFW  Diff

	*list_obj = (*list_obj)->next;
	return 1;
}

- (OFEnumerator*)objectEnumerator
{
	return [[[OFListEnumerator alloc]
	    initWithFirstListObject: firstListObject
		   mutationsPointer: &mutations] autorelease];
	        initWithList: self
	    mutationsPointer: &mutations] autorelease];
}
@end

@implementation OFListEnumerator
- initWithFirstListObject: (of_list_object_t*)first_
	 mutationsPointer: (unsigned long*)mutationsPtr_;
-     initWithList: (OFList*)list_
  mutationsPointer: (unsigned long*)mutationsPtr_;
{
	self = [super init];

	first = first_;
	current = first_;
	list = [list_ retain];
	current = [list firstListObject];
	mutations = *mutationsPtr_;
	mutationsPtr = mutationsPtr_;

	return self;
}

- (void)dealloc
{
	[list release];

	[super dealloc];
}

- (id)nextObject
{
	id ret;

	if (*mutationsPtr != mutations)
		@throw [OFEnumerationMutationException newWithClass: isa];
		@throw [OFEnumerationMutationException newWithClass: isa
							     object: list];

	if (current == NULL)
		return nil;

	ret = current->object;
	current = current->next;

	return ret;
}

- (void)reset
{
	if (*mutationsPtr != mutations)
		@throw [OFEnumerationMutationException newWithClass: isa];

	current = first;
	current = [list firstListObject];
}
@end