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