volatile 用法

最新推荐文章于 2025-12-15 23:03:08 发布

原创最新推荐文章于 2025-12-15 23:03:08 发布 · 255 阅读

0 ·

CC 4.0 BY-SA版权

文章标签：

#windows #c++ #java

#include <iostream>
#include <windows.h>
#include <stdio.h>

volatile int WorkerID = 10; // volatile被设计用来修饰被不同线程访问和修改的变量
const int MAXWORKERID = 100;

DWORD __stdcall ThreadFunOne(LPVOID lParam)
{
   for (;;)
   {
       if (WorkerID < MAXWORKERID)
       {

           WorkerID += 1;
           Sleep(1000);
           printf("ThreadOne print out: %i \n", WorkerID);
       }
   }
   return 0;
}

DWORD __stdcall ThreadFunTwo(LPVOID lParam)
{
   for (;;)
   {
       if (WorkerID < MAXWORKERID)
       {
           WorkerID += 1;
           Sleep(1000);
           printf("ThreadTwo print out: %i \n", WorkerID);
       }
   }
   return 0;
}
int main()
{
   HANDLE hThread1, hThread2;
   // Create thread
   hThread1 = ::CreateThread(NULL, 0, ThreadFunOne, NULL, 0, NULL);
   hThread2 = ::CreateThread(NULL, 0, ThreadFunTwo, NULL, 0, NULL);
   // Close thread handle
   CloseHandle(hThread1);
   CloseHandle(hThread2);
   // Note: Prevent process exiting

   while (true)
   {
       ;
   }