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1 /*
2  * Copyright (c) 2002-2003, Intel Corporation. All rights reserved.
3  * Created by:  rusty.lynch 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   Test case for assertion #8 of the sigaction system call that verifies
9   that if signals in the sa_mask (passed in the sigaction struct of the
10   sigaction function call) are added to the process signal mask during
11   execution of the signal-catching function.
12 */
13 
14 #include <signal.h>
15 #include <stdio.h>
16 #include <stdlib.h>
17 #include <sys/wait.h>
18 #include <unistd.h>
19 #include "posixtest.h"
20 
21 int SIGTERM_count = 0;
22 
SIGTERM_handler(int signo)23 void SIGTERM_handler(int signo)
24 {
25 	SIGTERM_count++;
26 	printf("Caught SIGTERM\n");
27 }
28 
SIGTSTP_handler(int signo)29 void SIGTSTP_handler(int signo)
30 {
31 	printf("Caught SIGTSTP\n");
32 	raise(SIGTERM);
33 	if (SIGTERM_count) {
34 		printf("Test FAILED\n");
35 		exit(-1);
36 	}
37 }
38 
main(void)39 int main(void)
40 {
41 	struct sigaction act;
42 
43 	act.sa_handler = SIGTSTP_handler;
44 	act.sa_flags = 0;
45 	sigemptyset(&act.sa_mask);
46 	sigaddset(&act.sa_mask, SIGTERM);
47 	if (sigaction(SIGTSTP, &act, 0) == -1) {
48 		perror("Unexpected error while attempting to "
49 		       "setup test pre-conditions");
50 		return PTS_UNRESOLVED;
51 	}
52 
53 	act.sa_handler = SIGTERM_handler;
54 	act.sa_flags = 0;
55 	sigemptyset(&act.sa_mask);
56 	if (sigaction(SIGTERM, &act, 0) == -1) {
57 		perror("Unexpected error while attempting to "
58 		       "setup test pre-conditions");
59 		return PTS_UNRESOLVED;
60 	}
61 
62 	if (raise(SIGTSTP) == -1) {
63 		perror("Unexpected error while attempting to "
64 		       "setup test pre-conditions");
65 		return PTS_UNRESOLVED;
66 	}
67 
68 	printf("Test PASSED\n");
69 	return PTS_PASS;
70 }
71