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#include <assert.h>
#include <stddef.h>
#include "uthash.h"
typedef struct {
void *key;
int i;
UT_hash_handle hh;
} el_t;
el_t *findit(el_t *hash, void *keytofind)
{
el_t *found;
HASH_FIND_PTR(hash, &keytofind, found);
return found;
}
int main()
{
el_t *hash = NULL;
el_t e1;
el_t e2;
e1.key = NULL;
e1.i = 1;
e2.key = &e2;
e2.i = 2;
assert(findit(hash, NULL) == NULL);
assert(findit(hash, &e1) == NULL);
assert(findit(hash, &e2) == NULL);
HASH_ADD_PTR(hash, key, &e1);
assert(findit(hash, NULL) == &e1);
assert(findit(hash, &e1) == NULL);
assert(findit(hash, &e2) == NULL);
HASH_ADD_PTR(hash, key, &e2);
assert(findit(hash, NULL) == &e1);
assert(findit(hash, &e1) == NULL);
assert(findit(hash, &e2) == &e2);
HASH_DEL(hash, &e1);
assert(findit(hash, NULL) == NULL);
assert(findit(hash, &e1) == NULL);
assert(findit(hash, &e2) == &e2);
HASH_CLEAR(hh, hash);
assert(hash == NULL);
return 0;
}
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