1 /*
2
3 * Copyright (c) 2003, Intel Corporation. All rights reserved.
4 * Created by: salwan.searty REMOVE-THIS AT intel DOT com
5 * This file is licensed under the GPL license. For the full content
6 * of this license, see the COPYING file at the top level of this
7 * source tree.
8
9 The resulting set shall be the union of the current set and the signal
10 set pointed to by set, if the value of the argument how is SIG_BLOCK.
11
12 */
13
14 #include <signal.h>
15 #include <stdio.h>
16 #include "posixtest.h"
17
18 int handler_called = 0;
19
handler(int signo)20 void handler(int signo)
21 {
22 handler_called = 1;
23 }
24
main(void)25 int main(void)
26 {
27 struct sigaction act;
28 sigset_t blocked_set1, blocked_set2, pending_set;
29 sigemptyset(&blocked_set1);
30 sigemptyset(&blocked_set2);
31 sigaddset(&blocked_set1, SIGABRT);
32 sigaddset(&blocked_set2, SIGUSR2);
33
34 act.sa_handler = handler;
35 act.sa_flags = 0;
36 sigemptyset(&act.sa_mask);
37
38 if (sigaction(SIGABRT, &act, 0) == -1) {
39 perror("Unexpected error while attempting to setup test "
40 "pre-conditions");
41 return PTS_UNRESOLVED;
42 }
43
44 if (sigaction(SIGUSR2, &act, 0) == -1) {
45 perror("Unexpected error while attempting to setup test "
46 "pre-conditions");
47 return PTS_UNRESOLVED;
48 }
49
50 if (sigprocmask(SIG_SETMASK, &blocked_set1, NULL) == -1) {
51 perror
52 ("Unexpected error while attempting to use sigprocmask.\n");
53 return PTS_UNRESOLVED;
54 }
55
56 if (sigprocmask(SIG_BLOCK, &blocked_set2, NULL) == -1) {
57 perror
58 ("Unexpected error while attempting to use sigprocmask.\n");
59 return PTS_UNRESOLVED;
60 }
61
62 if ((raise(SIGABRT) == -1) | (raise(SIGUSR2) == -1)) {
63 perror("Unexpected error while attempting to setup test "
64 "pre-conditions");
65 return PTS_UNRESOLVED;
66 }
67
68 if (handler_called) {
69 printf("FAIL: Signal was not blocked\n");
70 return PTS_FAIL;
71 }
72
73 if (sigpending(&pending_set) == -1) {
74 perror("Unexpected error while attempting to use sigpending\n");
75 return PTS_UNRESOLVED;
76 }
77
78 if ((sigismember(&pending_set, SIGABRT) !=
79 1) | (sigismember(&pending_set, SIGUSR2) != 1)) {
80 perror("FAIL: sigismember did not return 1\n");
81 return PTS_UNRESOLVED;
82 }
83
84 printf("Test PASSED: signal was added to the process's signal mask\n");
85 return PTS_PASS;
86 }
87