LiteLoaderBDS-1.16.40/Tools/ScriptX/backend/JavaScriptCore/JscScope.cc
2023-03-03 10:18:21 -08:00

51 lines
1.7 KiB
C++

/*
* 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