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
34 static int g_sigCount = 0;
35 static int g_sigCount1 = 0;
SigPrint(int sig)36 static void SigPrint(int sig)
37 {
38 g_sigCount++;
39 printf("signal receive sucess\n");
40 }
41
TestCase(VOID)42 static UINT32 TestCase(VOID)
43 {
44 int pid = 0;
45 int ret = 0;
46 void *retptr = NULL;
47 sigset_t newset, oldset;
48
49 sigemptyset(&newset);
50 sigprocmask(SIG_SETMASK, &newset, NULL);
51
52 signal(SIGURG, SIG_IGN);
53 raise(SIGURG);
54 signal(SIGURG, SigPrint);
55 raise(SIGURG);
56 printf("g_sigCount=%d\n", g_sigCount);
57 sleep(1);
58 ICUNIT_ASSERT_EQUAL(g_sigCount, 1, g_sigCount);
59
60 signal(SIGHUP, SigPrint);
61 signal(SIGUSR1, SigPrint);
62 pid = fork();
63 if (pid == 0) {
64 signal(SIGHUP, SigPrint);
65 signal(SIGUSR1, SigPrint);
66 sigset_t set, set1;
67 sigemptyset(&set);
68 sigemptyset(&set1);
69 sigaddset(&set, SIGHUP);
70 sigaddset(&set1, SIGUSR1);
71 sigaddset(&set1, SIGHUP);
72 sigprocmask(SIG_BLOCK, &set1, NULL);
73 raise(SIGHUP);
74 raise(SIGUSR1);
75 printf("child\n");
76 int rt = sigsuspend(&set);
77 printf("sigsuspend rt = %d, errno=%d\n", rt, errno);
78 exit(2); // 2, exit args
79 } else {
80 sleep(1);
81 kill(pid, SIGHUP);
82 printf("sighug\n");
83 kill(pid, SIGUSR1);
84 wait(&ret);
85 printf("ret1 = %d,%d\n", ret, WEXITSTATUS(ret));
86 ICUNIT_ASSERT_EQUAL(WEXITSTATUS(ret), 2, WEXITSTATUS(ret)); // 2, assert that function Result is equal to this.
87 }
88 return LOS_OK;
89 }
90
ItPosixSignal040(void)91 void ItPosixSignal040(void)
92 {
93 TEST_ADD_CASE(__FUNCTION__, TestCase, TEST_POSIX, TEST_SIGNAL, TEST_LEVEL0, TEST_FUNCTION);
94 }