1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Copyright (c) Crackerjack Project., 2007
4 * Copyright (c) Manas Kumar Nayak maknayak@in.ibm.com>
5 * Copyright (C) 2021 SUSE LLC Andrea Cervesato <andrea.cervesato@suse.com>
6 */
7
8/*\
9 * [Description]
10 *
11 * Test that waitid() fails with ECHILD with process that is not child of the
12 * current process. We fork() one child just to be sure that there are unwaited
13 * for children available while the test runs.
14 */
15
16#include <stdlib.h>
17#include <sys/wait.h>
18#include "tst_test.h"
19
20static siginfo_t *infop;
21
22static void run(void)
23{
24	if (!SAFE_FORK())
25		exit(0);
26
27	TST_EXP_FAIL(waitid(P_PID, 1, infop, WEXITED), ECHILD);
28}
29
30static struct tst_test test = {
31	.test_all = run,
32	.forks_child = 1,
33	.bufs = (struct tst_buffers[]) {
34		{&infop, .size = sizeof(*infop)},
35		{}
36	}
37};
38