kernel_liteos_a/testsuites/unittest/signal/smoke/signal_test_012.cpp

81 lines
2.8 KiB
C++

/*
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "it_test_signal.h"
#include "signal.h"
void SigAlarm(int signum)
{
printf("Alert Rings\n");
}
static int TestSigTimeWaitMultiPthread()
{
int retValue;
int fpid, status;
signal(SIGALRM, SigAlarm);
fpid = fork();
ICUNIT_ASSERT_WITHIN_EQUAL(fpid, 0, UINT_MAX, fpid);
if (fpid == 0) {
sigset_t waitSet;
retValue = sigemptyset(&waitSet);
if (retValue != 0) {
exit(retValue);
}
retValue = sigaddset(&waitSet, SIGALRM);
if (retValue != 0) {
exit(retValue);
}
alarm(1);
int receivedSignal;
retValue = sigwait(&waitSet, &receivedSignal);
if (retValue != 0) {
exit(retValue);
}
if (receivedSignal != SIGALRM) {
exit(receivedSignal);
}
exit(0);
}
retValue = waitpid(fpid, &status, 0);
ICUNIT_ASSERT_EQUAL(retValue, fpid, retValue);
ICUNIT_ASSERT_EQUAL(WEXITSTATUS(status), 0, WEXITSTATUS(status));
return 0;
}
void ItPosixSignal012(void)
{
TEST_ADD_CASE(__FUNCTION__, TestSigTimeWaitMultiPthread, TEST_POSIX, TEST_SIGNAL, TEST_LEVEL0, TEST_FUNCTION);
}