1 /*
2 * Copyright (c) 2003, Intel Corporation. All rights reserved.
3 * Created by: salwan.searty REMOVE-THIS AT intel DOT com
4 * This file is licensed under the GPL license. For the full content
5 * of this license, see the COPYING file at the top level of this
6 * source tree.
7
8 Attempt to add SIGKILL and SIGSTOP to the process's signal mask and
9 verify that:
10 - They do not get added.
11 - sigprocmask() does not return -1.
12 */
13
14 #include <signal.h>
15 #include <stdio.h>
16 #include "posixtest.h"
17
main(void)18 int main(void)
19 {
20 sigset_t set1, set2;
21 int sigprocmask_return_val = 1;
22
23 sigemptyset(&set1);
24 sigemptyset(&set2);
25 sigaddset(&set1, SIGKILL);
26 sigaddset(&set1, SIGSTOP);
27 sigprocmask_return_val = sigprocmask(SIG_SETMASK, &set1, NULL);
28 sigprocmask(SIG_SETMASK, NULL, &set2);
29
30 if (sigismember(&set2, SIGKILL)) {
31 printf("FAIL: SIGKILL was added to the signal mask\n");
32 return PTS_FAIL;
33 }
34 if (sigismember(&set2, SIGSTOP)) {
35 printf("FAIL: SIGSTOP was added to the signal mask\n");
36 return PTS_FAIL;
37 }
38 if (sigprocmask_return_val == -1) {
39 printf
40 ("FAIL: sigprocmask returned -1. System should be able to enforce blocking un-ignorable signals without causing sigprocmask() to return -1.\n");
41 return PTS_FAIL;
42 }
43
44 printf("Test PASSED\n");
45 return PTS_PASS;
46 }
47