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 "stdio.h"
33 #include "unistd.h"
34 #include "signal.h"
35
SigPrint(int signum)36 static void SigPrint(int signum)
37 {
38 (void)signum;
39 printf("Catch signal %d\n", signum);
40 }
41
SigQuit(int signum)42 static void SigQuit(int signum)
43 {
44 (void)signum;
45 printf("QUIT\n");
46 }
47
TestSignal(void)48 static int TestSignal(void)
49 {
50 int sigI = SIGINT;
51 int sigQ = SIGQUIT;
52 void (*ret)(int);
53 int retValue, status;
54
55 int fpid = fork();
56 if (fpid == 0) {
57 ret = signal(sigI, SigPrint);
58 if (ret == nullptr) {
59 exit((int)ret);
60 }
61 printf("SIGINT to trigger the signal\n");
62 printf("SIGQUIT to quit\n\n");
63
64 retValue = raise(sigI);
65 if (retValue != 0) {
66 exit(retValue);
67 }
68
69 ret = signal(sigQ, SigQuit);
70 if (ret == nullptr) {
71 exit((int)ret);
72 }
73
74 retValue = raise(sigQ);
75 if (retValue != 0) {
76 exit(retValue);
77 }
78 exit(0);
79 }
80
81 retValue = waitpid(fpid, &status, 0);
82 ICUNIT_ASSERT_EQUAL(retValue, fpid, retValue);
83 ICUNIT_ASSERT_EQUAL(WEXITSTATUS(status), 0, WEXITSTATUS(status));
84
85 return 0;
86 }
87
ItPosixSignal021(void)88 void ItPosixSignal021(void)
89 {
90 TEST_ADD_CASE(__FUNCTION__, TestSignal, TEST_POSIX, TEST_SIGNAL, TEST_LEVEL0, TEST_FUNCTION);
91 }
92