/* * Tencent is pleased to support the open source community by making ScriptX available. * Copyright (C) 2021 THL A29 Limited, a Tencent company. All rights reserved. * * 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 "JscScope.h" #include "../../src/Scope.h" #include "JscEngine.h" namespace script::jsc_backend { JscEngineScope::JscEngineScope(JscEngine& engine, JscEngine* previous) : unlockPrevious_(&engine, previous), lockGuard_(*engine.virtualMachineLock_) {} void JscEngineScope::UnlockPrevious_Ctor(JscEngine* currentEngine, JscEngineScope::UnlockPrevious& u, JscEngine* previous) { if (previous && previous != currentEngine) { u.previousEngine_ = previous; previous->virtualMachineLock_->unlock(); } } void JscEngineScope::UnlockPrevious_Dtor(JscEngineScope::UnlockPrevious& u) { if (u.previousEngine_) { u.previousEngine_->virtualMachineLock_->lock(); } } JscEngineScope::~JscEngineScope() = default; JscExitEngineScope::JscExitEngineScope(JscEngine& engine) : virtualMachineLock_(*engine.virtualMachineLock_) { virtualMachineLock_.unlock(); } JscExitEngineScope::~JscExitEngineScope() { virtualMachineLock_.lock(); } } // namespace script::jsc_backend