strace/tests/sleep.c

30 lines
511 B
C

/*
* A simple nanosleep based sleep(1) replacement.
*
* Copyright (c) 2016-2018 Dmitry V. Levin <ldv@altlinux.org>
* All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "tests.h"
#include <stdlib.h>
#include <time.h>
int
main(int ac, char **av)
{
if (ac < 2)
error_msg_and_fail("missing operand");
if (ac > 2)
error_msg_and_fail("extra operand");
struct timespec ts = { atoi(av[1]), 0 };
if (nanosleep(&ts, NULL))
perror_msg_and_fail("nanosleep");
return 0;
}