main.c

#include "pair_char_int.h"
#include "pair.c"
#include "vector.c"


void *elem_cpy (const void *elem)
{
    int *a = malloc (sizeof (int));
    *a = *((int *) elem);
    return a;
}
int elem_cmp (const void *elem_1, const void *elem_2)
{
    return *((const int *) elem_1) == *((const int *) elem_2);
}
void elem_free (void **elem)
{
    free (*elem);
}
/////
int main ()
{
    // Insert elements to vec.
    vector *vec = vector_alloc (elem_cpy, elem_cmp, elem_free);
    for (int i = 0; i < 8; ++i)
        {
            vector_push_back (vec, &i);
        }
    vector_free (&vec);
    // Create Pairs.
//    pair *pairs[8];
//    for (int j = 0; j < 8; ++j)
//        {
//            char key = (char) (j + 48);
//            //even keys are capital letters, odd keys are digits
//            if (key % 2)
//                {
//                    key += 17;
//                }
//            int value = j;
//            pairs[j] = pair_alloc (&key, &value, char_key_cpy, int_value_cpy, char_key_cmp,
//                                   int_value_cmp, char_key_free, int_value_free);
//        }
//    // Create hash-map and inserts elements into it, using pair_char_int.h
//    hashmap *map = hashmap_alloc (hash_char);
//    for (int k = 0; k < 8; ++k)
//        {
//            hashmap_insert (map, pairs[k]);
//        }
//    //apply double_value on values where key is a digit
//    char key_dig = '2', key_letter = 'D';
//    printf ("map['2'] before apply if: %d, map['D'] before apply if: %d\n",
//            *(int *) hashmap_at (map, &key_dig), *(int *) hashmap_at (map, &key_letter));
//    int apply_if_res = hashmap_apply_if (map, is_digit, double_value);
//    printf ("Number of changed values: %d\n", apply_if_res);
//    printf ("map['2'] after apply if: %d, map['D'] after apply if: %d\n",
//            *(int *) hashmap_at (map, &key_dig), *(int *) hashmap_at (map, &key_letter));
//    // Free the pairs.
//    for (int k_i = 0; k_i < 8; ++k_i)
//        {
//            pair_free ((void **) &pairs[k_i]);
//        }
//    // Free the hash-map.
//    hashmap_free (&map);
    return 0;
}