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//-------------------------------------------------------------------------------------------------------------------------------------------------------------
//
// Foundation/NSLock.hpp
//
// Copyright 2020-2023 Apple Inc.
//
// 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 "NSDefines.hpp"
#include "NSObject.hpp"
#include "NSPrivate.hpp"
#include "NSTypes.hpp"
#include "NSDate.hpp"
//-------------------------------------------------------------------------------------------------------------------------------------------------------------
namespace NS
{
template <class _Class, class _Base = class Object>
class Locking : public _Base
{
public:
void lock();
void unlock();
};
class Condition : public Locking<Condition>
{
public:
static Condition* alloc();
Condition* init();
void wait();
bool waitUntilDate(Date* pLimit);
void signal();
void broadcast();
};
} // NS
//-------------------------------------------------------------------------------------------------------------------------------------------------------------
template<class _Class, class _Base /* = NS::Object */>
_NS_INLINE void NS::Locking<_Class, _Base>::lock()
{
NS::Object::sendMessage<void>(this, _NS_PRIVATE_SEL(lock));
}
//-------------------------------------------------------------------------------------------------------------------------------------------------------------
template<class _Class, class _Base /* = NS::Object */>
_NS_INLINE void NS::Locking<_Class, _Base>::unlock()
{
NS::Object::sendMessage<void>(this, _NS_PRIVATE_SEL(unlock));
}
//-------------------------------------------------------------------------------------------------------------------------------------------------------------
_NS_INLINE NS::Condition* NS::Condition::alloc()
{
return NS::Object::alloc<NS::Condition>(_NS_PRIVATE_CLS(NSCondition));
}
//-------------------------------------------------------------------------------------------------------------------------------------------------------------
_NS_INLINE NS::Condition* NS::Condition::init()
{
return NS::Object::init<NS::Condition>();
}
//-------------------------------------------------------------------------------------------------------------------------------------------------------------
_NS_INLINE void NS::Condition::wait()
{
NS::Object::sendMessage<void>(this, _NS_PRIVATE_SEL(wait));
}
//-------------------------------------------------------------------------------------------------------------------------------------------------------------
_NS_INLINE bool NS::Condition::waitUntilDate(NS::Date* pLimit)
{
return NS::Object::sendMessage<bool>(this, _NS_PRIVATE_SEL(waitUntilDate_), pLimit);
}
//-------------------------------------------------------------------------------------------------------------------------------------------------------------
_NS_INLINE void NS::Condition::signal()
{
NS::Object::sendMessage<void>(this, _NS_PRIVATE_SEL(signal));
}
//-------------------------------------------------------------------------------------------------------------------------------------------------------------
_NS_INLINE void NS::Condition::broadcast()
{
NS::Object::sendMessage<void>(this, _NS_PRIVATE_SEL(broadcast));
}
//------------------------------------------------------------------------------------------------------------------------------------------------------------- |