#include <common.h>

int
main(void) {
        sem_t id;
        u_int elapsed;

        if (sem_init(&id, 0, 1) < 0) {
                perror("sem_init");
                return 1;
        }

        /* This should succeed right away and set the value to 0. */
        if (timedwait(&id, 5000, &elapsed, 0) < 0) {
                sem_destroy(&id);
                return 1;
        }
        if (!ELAPSED(elapsed, 0)) {
                fprintf(stderr, "sem_timedwait() of unlocked sem took %ums",
                    elapsed);
                sem_destroy(&id);
                return 1;
        }
        if (checkvalue(&id, 0) < 0) {
                sem_destroy(&id);
                return 1;
        }

        if (sem_destroy(&id) < 0) {
                perror("sem_destroy");
                return 1;
        }
        return 0;
}