1 /*
2 * Copyright (c) 2022 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include <errno.h>
17 #include <signal.h>
18
19 #include "test.h"
20
21 /**
22 * @tc.name : sigwaitinfo_0100
23 * @tc.desc : wait for queued signals
24 * @tc.level : Level 0
25 */
sigwaitinfo_0100(void)26 void sigwaitinfo_0100(void)
27 {
28 // block a signal
29 sigset_t set;
30 sigemptyset(&set);
31
32 int sig = SIGALRM;
33 sigaddset(&set, sig);
34 int result = sigprocmask(SIG_BLOCK, &set, NULL);
35 if (result != 0) {
36 t_error("%s failed: result = %d\n", __func__, result);
37 }
38
39 // raise a signal
40 union sigval sigval = {.sival_int = 1};
41 result = sigqueue(getpid(), sig, sigval);
42 if (result != 0) {
43 t_error("%s failed: result = %d\n", __func__, result);
44 }
45
46 // get the pending signal.
47 siginfo_t info;
48 errno = 0;
49 result = sigwaitinfo(&set, &info);
50 if (errno != 0) {
51 t_error("%s failed: errno = %d\n", __func__, errno);
52 }
53
54 if (result != sig) {
55 t_error("%s failed: result = %d\n", __func__, result);
56 }
57
58 if (info.si_signo != sig) {
59 t_error("%s failed: info.si_signo = %d\n", __func__, info.si_signo);
60 }
61
62 if (info.si_value.sival_int != sigval.sival_int) {
63 t_error("%s failed: info.si_value.sival_int = %d\n", __func__, info.si_value.sival_int);
64 }
65 }
66
main(int argc,char * argv[])67 int main(int argc, char *argv[])
68 {
69 sigwaitinfo_0100();
70
71 return t_status;
72 }
73