myvtm/DevAdapter/self/liblog4vendor/mutex.h

#pragma once

#include <Windows.h>


namespace cmb {

	class noncopyable
	{
	protected:
		noncopyable(){}
		~noncopyable(){}
	private:
		noncopyable(const noncopyable&);
		const noncopyable& operator=(const noncopyable&);

	};

	class mutex : private noncopyable
	{
		friend class condition;
	public:
		mutex();
		~mutex();

		void lock();
		void unlock();

	private:
#if defined(_MSC_VER)
		CRITICAL_SECTION csection_;
#elif defined(__GNUC__)
		pthread_mutex_t mutx_;
#endif
	};

	class unique_lock : private noncopyable
	{
	public:
		unique_lock(mutex& m) : mutex_(m)
		{
			mutex_.lock();
			owns_ = true;
		}
		~unique_lock()
		{
			if (owns_)
			{
				mutex_.unlock();
			}
		}
		void lock()
		{
			owns_ = true;
			mutex_.lock();
		}
		void unlock()
		{
			owns_ = false;
			mutex_.unlock();
		}
	private:
		mutex& mutex_;
		bool owns_;
	};

}