创建多线程

huangyhg

#include<stdio.h>
#include<windows.h>
int a=0;

CRITICAL_SECTION gcs;
DWORD WINAPI RecvThread(LPVOID lp)
{
   int num=*(DWORD*)lp;
  
    while(a<100000)
   {
   printf("Thread %d a= %d\n",num,a);
   EnterCriticalSection(&gcs);
   a++;
   LeaveCriticalSection(&gcs);
   }
return 0;
}

void main(void)
{
InitializeCriticalSection(&gcs);
HANDLE Thread[10];
for(int i=0;i<10;i++)
{
  
  Thread=CreateThread( NULL,0,RecvThread,&i, 0,NULL);
  Sleep(500);
}

WaitForMultipleObjects(10,Thread,TRUE,100000);

DeleteCriticalSection(&gcs);
CloseHandle(Thread);

return;
}