Mutex

#include "stdafx.h"
#include <string>  
#include <iostream>  
#include <Windows.h>  
using namespace std;  
  
HANDLE hMutex = NULL;  
int arr[5] = {1, 2, 3, 4, 5};  
  
DWORD CALLBACK Thread1(LPVOID Param)  
{  
    while(true)  
    {  
        WaitForSingleObject(hMutex, INFINITE);  
          
        cout << "Thread1:/t";  
        for (int i = 0; i < 5; i++)  
        {  
            cout << arr[i] << ' ';  
            Sleep(50);  
        }  
        cout << endl;  
  
        ReleaseMutex(hMutex);  
    }  
}  
  
DWORD CALLBACK Thread2(LPVOID Param)  
{  
    while(true)  
    {  
        WaitForSingleObject(hMutex, INFINITE);  
  
        cout << "Thread2:/t";  
        for (int i = 0; i < 5; i++)  
        {  
            cout << arr[i] << ' ';  
            Sleep(50);  
        }  
        cout << endl;  
  
        ReleaseMutex(hMutex);  
    }  
}  
  
int main()  
{  
    hMutex = CreateMutex(NULL, FALSE, NULL);  
    CreateThread(NULL, 0 ,Thread1, NULL, NULL, NULL);  
    CreateThread(NULL, 0 ,Thread2, NULL, NULL, NULL);  
    while(true)  
    {  
        Sleep(100);  
    }  
    return 0;  
}  

　　

互斥是有线程所有权的

hMutex = CreateMutex(NULL, FALSE, NULL);  

FALSE:不为任何线程所有，但他现在也是激发的

TRUE：当前的创建线程所有，默认不激发