Function AddToSet

src/Chain/libraries/glua/glua_structs.cpp:228–243

		}

		int AddToSet(IntSet* set, int a) {
			IntSetItem* item;
			if (!set->mayRepeat) {
				ListItem* ptr = set->list.head;
				while (ptr) {
					if (lua_cast(IntSetItem*, ptr)->value == a) {
						return 0;
					}
					ptr = ptr->next;
				}
			}
			item = new IntSetItem();
			item->value = a;
			AddToList(&(set->list), (ListItem*)item);
			return 1;
		}

		int PeekSet(IntSet* set, int a) {
			ListItem* ptr = set->list.head;