strace/tests/eventfd.c

29 lines
484 B
C

/*
* Copyright (c) 2015-2018 Dmitry V. Levin <ldv@altlinux.org>
* All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "tests.h"
#include <fcntl.h>
#include <unistd.h>
#include <asm/unistd.h>
#if defined __NR_eventfd2 && defined O_CLOEXEC
int
main(void)
{
(void) close(0);
if (syscall(__NR_eventfd2, -1L, 1 | O_CLOEXEC | O_NONBLOCK))
perror_msg_and_skip("eventfd2");
return 0;
}
#else
SKIP_MAIN_UNDEFINED("__NR_eventfd2 && O_CLOEXEC")
#endif