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
TestSigTimeWaitKillProcess(void)40 static int TestSigTimeWaitKillProcess(void)
41 {
42 sigset_t set;
43 int sig, fpid, retValue, status;
44 siginfo_t si;
45 struct timespec ts;
46
47 ts.tv_sec = 2; // 2, set the sec of timeout.
48 ts.tv_nsec = 0;
49 void (*retSig)(int);
50 retSig = signal(SIGALRM, SigPrint);
51 ICUNIT_ASSERT_NOT_EQUAL(retSig, NULL, retSig);
52
53 retSig = signal(SIGUSR1, SigPrint);
54 ICUNIT_ASSERT_NOT_EQUAL(retSig, NULL, retSig);
55 retValue = sigemptyset(&set);
56 ICUNIT_ASSERT_EQUAL(retValue, 0, retValue);
57 retValue = sigaddset(&set, SIGALRM);
58 ICUNIT_ASSERT_EQUAL(retValue, 0, retValue);
59 retValue = sigaddset(&set, SIGUSR1);
60 ICUNIT_ASSERT_EQUAL(retValue, 0, retValue);
61 int count = 0;
62 fpid = fork();
63 ICUNIT_ASSERT_WITHIN_EQUAL(fpid, 0, UINT_MAX, fpid);
64 if (fpid == 0) {
65 printf("sig wait begin\n");
66 while (1) {
67 retValue = sigtimedwait(&set, &si, &ts);
68 if (retValue != SIGUSR1) {
69 exit(retValue);
70 }
71 printf("sig wait end\n");
72 count++;
73 if (count == 3) { // 3, Possible values for the current parameter
74 break;
75 }
76 }
77 exit(0);
78 }
79 sleep(1);
80 retValue = kill(fpid, SIGUSR1);
81 ICUNIT_ASSERT_EQUAL(retValue, 0, retValue);
82 sleep(1);
83 retValue = kill(fpid, SIGKILL);
84 ICUNIT_ASSERT_EQUAL(retValue, 0, retValue);
85
86 retValue = waitpid(fpid, &status, 0);
87 ICUNIT_ASSERT_EQUAL(retValue, fpid, retValue);
88 ICUNIT_ASSERT_EQUAL(WIFEXITED(status), 0, WIFEXITED(status));
89 ICUNIT_ASSERT_EQUAL(WIFSIGNALED(status), 1, WIFSIGNALED(status));
90 ICUNIT_ASSERT_EQUAL(WTERMSIG(status), SIGKILL, WTERMSIG(status));
91
92 signal(SIGALRM, SIG_DFL);
93 signal(SIGUSR1, SIG_DFL);
94 return 0;
95 }
96
97
ItPosixSignal018(void)98 void ItPosixSignal018(void)
99 {
100 TEST_ADD_CASE(__FUNCTION__, TestSigTimeWaitKillProcess, TEST_POSIX, TEST_SIGNAL, TEST_LEVEL0, TEST_FUNCTION);
101 }
102