root/regress/lib/libc/timekeep/test_gettimeofday.c
/*      $OpenBSD: test_gettimeofday.c,v 1.1 2020/07/06 13:33:06 pirofti Exp $ */
/*
 * Copyright (c) 2020 Paul Irofti <paul@irofti.net>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#include <assert.h>
#include <sys/time.h>

#define ASSERT_EQ(a, b) assert((a) == (b))

void
check()
{
        struct timeval tv = {0};
        struct timezone tzp;

        ASSERT_EQ(0, gettimeofday(&tv, NULL));
        ASSERT_EQ(0, gettimeofday(&tv, &tzp));
}

int main()
{
        check();
        return 0;
}