File: test57.c

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uthash 2.3.0-2
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#include <stdio.h>
#include <stdlib.h>
#include "uthash.h"

typedef struct {
    void *key;
    int i;
    UT_hash_handle hh;
} el_t;

int main()
{
    el_t *d;
    el_t *hash = NULL;
    char *someaddr = NULL;
    el_t *e = (el_t*)malloc(sizeof(el_t));
    if (!e) {
        return -1;
    }
    e->key = (void*)someaddr;
    e->i = 1;
    HASH_ADD_PTR(hash,key,e);
    HASH_FIND_PTR(hash, &someaddr, d);
    if (d != NULL) {
        printf("found\n");
    }

    /* release memory */
    HASH_DEL(hash,e);
    free(e);
    return 0;
}