myCListLibrary

#include <stdio.h>
#include <stdlib.h>

int* createList();
int* addToList(int* list, int addMe);
void printList(int* list);
void destroyList(int* list);
int* removeFromList(int* list, int index);
int findIndex(int* list, int search);


int main() {
    printf("Hello, World!\n");
    int *list = createList();
//    int *list2 = createList();
//    addToList(list2,456);
    printList(list);
    list=addToList(list,5);
    list=addToList(list,17231);
    list=addToList(list,2);
    printList(list);
//    printList(list2);
    destroyList(list);
    return 0;
}

int findIndex(int* list, int search)
{
    int i;
    for(i=0;i<list[0];i++)
    {
        if(list[i]==search)
        {
            return i;
        }
    }
}


int* createList()
{
    int* list = (int*) calloc(2, sizeof(int));
    list[0] = 1;
    return list;
}

int* addToList(int* list, int addMe)
{
    list = (int*)realloc(list, list[0] * sizeof(int) + sizeof(int));
    list[0]+=1;
    list[list[0]-1]=addMe;
    return list;
}

void printList(int* list)
{
    int i;
    for(i=0;i<list[0];i++)
    {
        printf("%d: %d\n",i,list[i]);
    }
}

int* removeFromList(int* list, int index)
{
    list = (int*)realloc(list, list[0] * sizeof(int) - sizeof(int));
    list[0]-=1;
    list[index]=0;
    int i;
    for(i=0;i<list[0]-index;i++)
    {
        list[index+i]=list[index+i+1];
    }
    return list;
}
void destroyList(int* list)
{
    free(list);
}