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1 /*
2  * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
3  * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without modification,
6  * are permitted provided that the following conditions are met:
7  *
8  * 1. Redistributions of source code must retain the above copyright notice, this list of
9  * conditions and the following disclaimer.
10  *
11  * 2. Redistributions in binary form must reproduce the above copyright notice, this list
12  * of conditions and the following disclaimer in the documentation and/or other materials
13  * provided with the distribution.
14  *
15  * 3. Neither the name of the copyright holder nor the names of its contributors may be used
16  * to endorse or promote products derived from this software without specific prior written
17  * permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
21  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
23  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
24  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
25  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
26  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
27  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
28  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
29  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30  */
31 #include "it_test_signal.h"
32 #include "signal.h"
33 
SigPrint(int sig)34 static void SigPrint(int sig)
35 {
36     (void)sig;
37     printf("%s%d\n", __FUNCTION__, __LINE__);
38 }
39 
ThreadSetFunc2(void * arg)40 static void *ThreadSetFunc2(void *arg)
41 {
42     int retValue;
43 
44     sigset_t set;
45     int sig;
46     retValue = sigemptyset(&set);
47     ICUNIT_ASSERT_EQUAL_NULL(retValue, 0, retValue);
48     retValue = sigaddset(&set, SIGALRM);
49     ICUNIT_ASSERT_EQUAL_NULL(retValue, 0, retValue);
50     retValue = sigaddset(&set, SIGUSR1);
51     ICUNIT_ASSERT_EQUAL_NULL(retValue, 0, retValue);
52 
53     retValue = sigwait(&set, &sig);
54     ICUNIT_ASSERT_EQUAL_NULL(retValue, 0, retValue);
55     return NULL;
56 }
57 
ThreadSetDfl(void * arg)58 static void *ThreadSetDfl(void *arg)
59 {
60     int retValue;
61 
62     sigset_t set;
63     int sig;
64     retValue = sigemptyset(&set);
65     ICUNIT_ASSERT_EQUAL_NULL(retValue, 0, retValue);
66     retValue = sigaddset(&set, SIGALRM);
67     ICUNIT_ASSERT_EQUAL_NULL(retValue, 0, retValue);
68     retValue = sigaddset(&set, SIGUSR1);
69     ICUNIT_ASSERT_EQUAL_NULL(retValue, 0, retValue);
70 
71     retValue = sigwait(&set, &sig);
72     ICUNIT_ASSERT_EQUAL_NULL(retValue, 0, retValue);
73     return NULL;
74 }
75 
ThreadKill(void * arg)76 static void *ThreadKill(void *arg)
77 {
78     (void)arg;
79     while (1) {
80         sleep(1);
81     }
82 }
83 
TestMultiPthreadKillPendNormal()84 static int TestMultiPthreadKillPendNormal()
85 {
86     int status, retValue, fpid;
87     pthread_t thread, thread1, thread2;
88 
89     fpid = fork();
90     if (fpid == 0) {
91         retValue = pthread_create(&thread1, NULL, ThreadSetDfl, 0);
92         if (retValue != 0) {
93             exit(retValue);
94         }
95         retValue = pthread_create(&thread2, NULL, ThreadSetFunc2, 0);
96         if (retValue != 0) {
97             exit(retValue);
98         }
99         retValue = pthread_create(&thread, NULL, ThreadKill, 0);
100         if (retValue != 0) {
101             exit(retValue);
102         }
103 
104         pthread_join(thread, NULL);
105         pthread_join(thread1, NULL);
106         pthread_join(thread2, NULL);
107 
108         sigset_t set;
109         int sig;
110         retValue = sigemptyset(&set);
111         if (retValue != 0) {
112             exit(retValue);
113         }
114         retValue = sigaddset(&set, SIGALRM);
115         if (retValue != 0) {
116             exit(retValue);
117         }
118         retValue = sigaddset(&set, SIGUSR1);
119         if (retValue != 0) {
120             exit(retValue);
121         }
122 
123         retValue = sigwait(&set, &sig);
124         if (retValue != 0) {
125             exit(retValue);
126         }
127         printf("here exit\n");
128         exit(0);
129     }
130     sleep(1);
131     /* Father kill child, then it will wake child */
132     retValue = kill(fpid, SIGKILL);
133     ICUNIT_ASSERT_EQUAL(retValue, 0, retValue);
134     printf("father wait child dead\n");
135     retValue = waitpid(fpid, &status, 0);
136     ICUNIT_ASSERT_EQUAL(retValue, fpid, retValue);
137     printf("status = %d\n", WEXITSTATUS(status));
138     ICUNIT_ASSERT_EQUAL(WIFEXITED(status), 0, WIFEXITED(status));
139     ICUNIT_ASSERT_EQUAL(WIFSIGNALED(status), 1, WIFSIGNALED(status));
140     ICUNIT_ASSERT_EQUAL(WTERMSIG(status), SIGKILL, WTERMSIG(status));
141     return 0;
142 }
143 
ItPosixSignal016(void)144 void ItPosixSignal016(void)
145 {
146     TEST_ADD_CASE(__FUNCTION__, TestMultiPthreadKillPendNormal, TEST_POSIX, TEST_SIGNAL, TEST_LEVEL0, TEST_FUNCTION);
147 }
148