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50 lines
1.3 KiB
50 lines
1.3 KiB
/*
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* Copyright (C) 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ANDROID_WATCHDOG_H
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#define ANDROID_WATCHDOG_H
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#include <chrono>
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#include <time.h>
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namespace android {
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/*
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* An RAII-style object, which would crash the process if a timeout expires
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* before the object is destroyed.
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* The calling thread would be sent a SIGABORT, which would typically result in
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* a stack trace.
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*
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* Sample usage:
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* {
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* Watchdog watchdog(std::chrono::milliseconds(10));
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* DoSomething();
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* }
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* // If we got here, the function completed in time.
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*/
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class Watchdog final {
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public:
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Watchdog(std::chrono::steady_clock::duration timeout);
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~Watchdog();
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private:
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timer_t mTimerId;
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};
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} // namespace android
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#endif // ANDROID_WATCHDOG_H
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