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#include "uthash.h"
#include <stdlib.h> /* malloc */
#include <stdio.h> /* printf */
typedef struct example_user_t {
int id;
int cookie;
UT_hash_handle hh;
} example_user_t;
int main()
{
int i;
example_user_t *user, *users=NULL;
/* create elements */
for(i=0; i<10; i++) {
user = (example_user_t*)malloc(sizeof(example_user_t));
if (user == NULL) {
exit(-1);
}
user->id = i;
user->cookie = i*i;
HASH_ADD_INT(users,id,user);
}
size_t s = HASH_OVERHEAD(hh,users);
printf("overhead %s\n", (s==0U)?"zero":"non-zero");
HASH_CLEAR(hh,users);
// should free those elements
// but this test is not concerned with that
s = HASH_OVERHEAD(hh,users);
printf("overhead %s\n", (s==0U)?"zero":"non-zero");
return 0;
}
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