/* Fine name: refcount.c */

#include "common.h"

int main() {

K a, b;

khp("", -1); // initialise memory if not opening connection before allocation

a= ki(3); // Create K object a

printf("New K object a has ref count = %d\n", a->r);

b= a; // Set b equal to a

r1(a); // Increment a's reference count

printf("incremented ref count of a = %d\n", a->r);

printf("ref count of b = %d\n", b->r);

r0(b); // Decrement b's reference count

printf("decrement ref count of b = %d\n", b->r);

printf("ref count of a was decremented to = %d\n", a->r);

printf("value of a is still available: %d\n", a->i);

r0(a); // When an object of ref count 0 passed to r0, the object is destroyed

return EXIT_SUCCESS;

}