xref: /aosp_15_r20/external/ltp/testcases/kernel/syscalls/getpgid/getpgid02.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) International Business Machines  Corp., 2001
4*49cdfc7eSAndroid Build Coastguard Worker  *   07/2001 Ported by Wayne Boyer
5*49cdfc7eSAndroid Build Coastguard Worker  * Copyright (c) 2023 SUSE LLC Avinesh Kumar <[email protected]>
6*49cdfc7eSAndroid Build Coastguard Worker  */
7*49cdfc7eSAndroid Build Coastguard Worker 
8*49cdfc7eSAndroid Build Coastguard Worker /*\
9*49cdfc7eSAndroid Build Coastguard Worker  * [Description]
10*49cdfc7eSAndroid Build Coastguard Worker  *
11*49cdfc7eSAndroid Build Coastguard Worker  * Verify that getpgid(2) fails with errno ESRCH when
12*49cdfc7eSAndroid Build Coastguard Worker  * pid does not match any process.
13*49cdfc7eSAndroid Build Coastguard Worker  */
14*49cdfc7eSAndroid Build Coastguard Worker 
15*49cdfc7eSAndroid Build Coastguard Worker #include "tst_test.h"
16*49cdfc7eSAndroid Build Coastguard Worker 
17*49cdfc7eSAndroid Build Coastguard Worker static pid_t unused_pid;
18*49cdfc7eSAndroid Build Coastguard Worker static pid_t neg_pid = -99;
19*49cdfc7eSAndroid Build Coastguard Worker 
setup(void)20*49cdfc7eSAndroid Build Coastguard Worker static void setup(void)
21*49cdfc7eSAndroid Build Coastguard Worker {
22*49cdfc7eSAndroid Build Coastguard Worker 	unused_pid = tst_get_unused_pid();
23*49cdfc7eSAndroid Build Coastguard Worker }
24*49cdfc7eSAndroid Build Coastguard Worker 
run(void)25*49cdfc7eSAndroid Build Coastguard Worker static void run(void)
26*49cdfc7eSAndroid Build Coastguard Worker {
27*49cdfc7eSAndroid Build Coastguard Worker 	TST_EXP_FAIL2(getpgid(neg_pid), ESRCH, "getpgid(%d)", neg_pid);
28*49cdfc7eSAndroid Build Coastguard Worker 	TST_EXP_FAIL2(getpgid(unused_pid), ESRCH, "getpgid(%d)", unused_pid);
29*49cdfc7eSAndroid Build Coastguard Worker }
30*49cdfc7eSAndroid Build Coastguard Worker 
31*49cdfc7eSAndroid Build Coastguard Worker static struct tst_test test = {
32*49cdfc7eSAndroid Build Coastguard Worker 	.setup = setup,
33*49cdfc7eSAndroid Build Coastguard Worker 	.test_all = run
34*49cdfc7eSAndroid Build Coastguard Worker };
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