封装linux的互斥类

#pragma once
#include <pthread.h>

class CCrtSession
{
public:
	CCrtSession()
	{
		//initialize a mutex
		pthread_mutex_init(&m_mutex, NULL); 
	}

	virtual ~CCrtSession()
	{
		pthread_mutex_destroy(&m_mutex);
	}

public:
	pthread_mutex_t& GetMutex()
	{
		return m_mutex;
	}
	
private:
	pthread_mutex_t m_mutex;
};

class CThreadMutex
{
public:
	CThreadMutex(pthread_mutex_t& mutex);
	~CThreadMutex();

private:
	pthread_mutex_t& m_mutex;
};

 

#include "ThreadMutex.h"

CThreadMutex::CThreadMutex(pthread_mutex_t& mutex):m_mutex(mutex)
{
	pthread_mutex_lock(&m_mutex);
}

CThreadMutex::~CThreadMutex()
{
	pthread_mutex_unlock(&m_mutex);
}