platform_hardware_libhardwa.../block_suspend.cpp
Tri Vo 032365882b block_suspend: test util to block suspend from shell
Bug: 143284916
Test: ./block_suspend; dumpsys suspend_control shows that wakelocks are
created as expected
Change-Id: Ifacb4f476632e0c36f7ec4f59164f91e89faf1f1
2019-11-11 12:32:59 -08:00

39 lines
1.2 KiB
C++

/*
* Copyright 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <iostream>
#include <wakelock/wakelock.h>
static constexpr const char *gWakeLockName = "block_suspend";
static void usage() {
std::cout << "Usage: block_suspend\n"
<< "Prevent device from suspending indefinitely. "
<< "Process must be killed to unblock suspend.\n";
}
int main(int argc, char ** /* argv */) {
if (argc > 1) {
usage();
return 0;
}
android::wakelock::WakeLock wl{gWakeLockName}; // RAII object
while (true) {};
std::abort(); // should never reach here
return 0;
}