xref: /aosp_15_r20/external/ltp/lib/newlib_tests/test22.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) 2020 Cyril Hrubis <[email protected]>
4*49cdfc7eSAndroid Build Coastguard Worker  */
5*49cdfc7eSAndroid Build Coastguard Worker 
6*49cdfc7eSAndroid Build Coastguard Worker /*
7*49cdfc7eSAndroid Build Coastguard Worker  * Test that TBROK is propagated correctly to the results even if we wait on
8*49cdfc7eSAndroid Build Coastguard Worker  * child and throw away the status.
9*49cdfc7eSAndroid Build Coastguard Worker  */
10*49cdfc7eSAndroid Build Coastguard Worker #include "tst_test.h"
11*49cdfc7eSAndroid Build Coastguard Worker 
do_test(void)12*49cdfc7eSAndroid Build Coastguard Worker static void do_test(void)
13*49cdfc7eSAndroid Build Coastguard Worker {
14*49cdfc7eSAndroid Build Coastguard Worker 	int pid = SAFE_FORK();
15*49cdfc7eSAndroid Build Coastguard Worker 
16*49cdfc7eSAndroid Build Coastguard Worker 	if (pid) {
17*49cdfc7eSAndroid Build Coastguard Worker 		tst_res(TPASS, "Test main pid");
18*49cdfc7eSAndroid Build Coastguard Worker 		SAFE_WAITPID(pid, NULL, 0);
19*49cdfc7eSAndroid Build Coastguard Worker 		return;
20*49cdfc7eSAndroid Build Coastguard Worker 	}
21*49cdfc7eSAndroid Build Coastguard Worker 
22*49cdfc7eSAndroid Build Coastguard Worker 	if (tst_variant == 1)
23*49cdfc7eSAndroid Build Coastguard Worker 		tst_brk(TBROK, "Test child!");
24*49cdfc7eSAndroid Build Coastguard Worker 	else
25*49cdfc7eSAndroid Build Coastguard Worker 		tst_brk(TCONF, "Test child!");
26*49cdfc7eSAndroid Build Coastguard Worker 
27*49cdfc7eSAndroid Build Coastguard Worker 	tst_res(TPASS, "Test child");
28*49cdfc7eSAndroid Build Coastguard Worker }
29*49cdfc7eSAndroid Build Coastguard Worker 
30*49cdfc7eSAndroid Build Coastguard Worker static struct tst_test test = {
31*49cdfc7eSAndroid Build Coastguard Worker 	.test_all = do_test,
32*49cdfc7eSAndroid Build Coastguard Worker 	.test_variants = 2,
33*49cdfc7eSAndroid Build Coastguard Worker 	.forks_child = 1,
34*49cdfc7eSAndroid Build Coastguard Worker };
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