/* * Copyright (C) 2023 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. */ #pragma once #include #if defined(__BIONIC__) #include "platform/bionic/malloc.h" class ScopedDecayTimeRestorer { public: ScopedDecayTimeRestorer() { bool value; if (android_mallopt(M_GET_DECAY_TIME_ENABLED, &value, sizeof(value))) { saved_value_ = value ? 1 : 0; } } virtual ~ScopedDecayTimeRestorer() { mallopt(M_DECAY_TIME, saved_value_); } private: int saved_value_ = 0; }; #endif