C++模板单例

template
class TemPlateSingleton
{
private:
	explicit TemPlateSingleton() =default;
	~TemPlateSingleton() = default;
	//禁止拷贝、移动
	explicit TemPlateSingleton(const TemPlateSingleton& tem) = delete;
	TemPlateSingleton& operator = (const TemPlateSingleton& tem) = delete;
	explicit TemPlateSingleton(TemPlateSingleton&& tem) = delete;
	TemPlateSingleton& operator = (TemPlateSingleton&& tem) = delete;
public:
	static T* GetInstance();

private:
	static T* m_pTemplate;

	//static std::mutex m_templateMutex;
	
};

template
T* TemPlateSingleton::m_pTemplate = nullptr;

//template
//std::mutex TemPlateSingleton::m_templateMutex;

template
T* TemPlateSingleton::GetInstance()
{
	//std::lock_guard locker(m_templateMutex);
	static std::once_flag flag;
	std::call_once(flag, [&](){m_pTemplate = new T();})
	

	return m_pTemplate;
}