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  This program tests the assertion that the signal will be added to the
9  signal mask before its handler is executed.
10 
11 */
12 
13 
14 #include <signal.h>
15 #include <stdio.h>
16 #include <stdlib.h>
17 #include "posixtest.h"
18 
19 int signal_blocked = 0;
20 
myhandler(int signo)21 void myhandler(int signo)
22 {
23 	printf("SIGCHLD called. Inside handler\n");
24 	sigset_t mask;
25 	sigprocmask(SIG_SETMASK, NULL, &mask);
26 	if (sigismember(&mask, SIGCHLD)) {
27 		signal_blocked = 1;
28 	}
29 }
30 
main(void)31 int main(void)
32 {
33 	if (sigset(SIGCHLD, myhandler) == SIG_ERR) {
34 		perror("Unexpected error while using sigset()");
35 		return PTS_UNRESOLVED;
36 	}
37 
38 	raise(SIGCHLD);
39 
40 	if (signal_blocked != 1) {
41 		printf
42 		    ("Test FAILED: handler was called even though default was expected\n");
43 		return PTS_FAIL;
44 	}
45 	return PTS_PASS;
46 }
47