xref: /aosp_15_r20/external/ltp/testcases/kernel/syscalls/waitid/waitid11.c (revision 49cdfc7efb34551c7342be41a7384b9c40d7cab7)
1*49cdfc7eSAndroid Build Coastguard Worker // SPDX-License-Identifier: GPL-2.0-or-later
2*49cdfc7eSAndroid Build Coastguard Worker /*
3*49cdfc7eSAndroid Build Coastguard Worker  * Copyright (c) Crackerjack Project., 2007
4*49cdfc7eSAndroid Build Coastguard Worker  * Copyright (C) 2022 SUSE LLC Andrea Cervesato <[email protected]>
5*49cdfc7eSAndroid Build Coastguard Worker  */
6*49cdfc7eSAndroid Build Coastguard Worker 
7*49cdfc7eSAndroid Build Coastguard Worker /*\
8*49cdfc7eSAndroid Build Coastguard Worker  * [Description]
9*49cdfc7eSAndroid Build Coastguard Worker  *
10*49cdfc7eSAndroid Build Coastguard Worker  * This test is checking if waitid() syscall recognizes a process that has been
11*49cdfc7eSAndroid Build Coastguard Worker  * killed with SIGKILL.
12*49cdfc7eSAndroid Build Coastguard Worker  */
13*49cdfc7eSAndroid Build Coastguard Worker 
14*49cdfc7eSAndroid Build Coastguard Worker #include <time.h>
15*49cdfc7eSAndroid Build Coastguard Worker #include <stdlib.h>
16*49cdfc7eSAndroid Build Coastguard Worker #include <sys/wait.h>
17*49cdfc7eSAndroid Build Coastguard Worker #include "tst_test.h"
18*49cdfc7eSAndroid Build Coastguard Worker 
19*49cdfc7eSAndroid Build Coastguard Worker static siginfo_t *infop;
20*49cdfc7eSAndroid Build Coastguard Worker 
run(void)21*49cdfc7eSAndroid Build Coastguard Worker static void run(void)
22*49cdfc7eSAndroid Build Coastguard Worker {
23*49cdfc7eSAndroid Build Coastguard Worker 	pid_t pidchild;
24*49cdfc7eSAndroid Build Coastguard Worker 
25*49cdfc7eSAndroid Build Coastguard Worker 	pidchild = SAFE_FORK();
26*49cdfc7eSAndroid Build Coastguard Worker 	if (!pidchild) {
27*49cdfc7eSAndroid Build Coastguard Worker 		pause();
28*49cdfc7eSAndroid Build Coastguard Worker 		return;
29*49cdfc7eSAndroid Build Coastguard Worker 	}
30*49cdfc7eSAndroid Build Coastguard Worker 
31*49cdfc7eSAndroid Build Coastguard Worker 	SAFE_KILL(pidchild, SIGKILL);
32*49cdfc7eSAndroid Build Coastguard Worker 
33*49cdfc7eSAndroid Build Coastguard Worker 	TST_EXP_PASS(waitid(P_ALL, 0, infop, WEXITED));
34*49cdfc7eSAndroid Build Coastguard Worker 	TST_EXP_EQ_LI(infop->si_pid, pidchild);
35*49cdfc7eSAndroid Build Coastguard Worker 	TST_EXP_EQ_LI(infop->si_status, SIGKILL);
36*49cdfc7eSAndroid Build Coastguard Worker 	TST_EXP_EQ_LI(infop->si_signo, SIGCHLD);
37*49cdfc7eSAndroid Build Coastguard Worker 	TST_EXP_EQ_LI(infop->si_code, CLD_KILLED);
38*49cdfc7eSAndroid Build Coastguard Worker }
39*49cdfc7eSAndroid Build Coastguard Worker 
40*49cdfc7eSAndroid Build Coastguard Worker static struct tst_test test = {
41*49cdfc7eSAndroid Build Coastguard Worker 	.test_all = run,
42*49cdfc7eSAndroid Build Coastguard Worker 	.forks_child = 1,
43*49cdfc7eSAndroid Build Coastguard Worker 	.bufs =	(struct tst_buffers[]) {
44*49cdfc7eSAndroid Build Coastguard Worker 		{&infop, .size = sizeof(*infop)},
45*49cdfc7eSAndroid Build Coastguard Worker 		{},
46*49cdfc7eSAndroid Build Coastguard Worker 	},
47*49cdfc7eSAndroid Build Coastguard Worker };
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