windows多线程

//创建多子个线程实例
#include <stdio.h>
#include <process.h>
#include <windows.h>
//子线程函数
unsigned int __stdcall ThreadFun(PVOID pM)
{
	printf("线程ID号为%4d的子线程说：Hello World\n", GetCurrentThreadId());
	return 0;
}
//主函数，所谓主函数其实就是主线程执行的函数。
int main()
{
	printf("     创建多个子线程实例 \n");
	
	
	const int THREAD_NUM = 5;
	HANDLE handle[THREAD_NUM];
	for (int i = 0; i < THREAD_NUM; i++)
		handle[i] = (HANDLE)_beginthreadex(NULL, 0, ThreadFun, NULL, 0, NULL);
	WaitForMultipleObjects(THREAD_NUM, handle, TRUE, INFINITE);
	return 0;
}

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

#include <process.h>
// using namespace std;
long g_nNum;

const int THREAD_NUM = 10;
//关键段变量声明
CRITICAL_SECTION  g_csThreadParameter, g_csThreadCode;
 DWORD WINAPI Fun(LPVOID *pPM)
{
	int nThreadNum = *(int *)pPM; 
	EnterCriticalSection(&g_csThreadCode);//进入各子线程互斥区域
	g_nNum++;
	Sleep(50);//some work should to do
	printf("thread num:%d  g:%d\n", nThreadNum, g_nNum);
	LeaveCriticalSection(&g_csThreadCode);//离开各子线程互斥区域
	return 0;
}
int main()
{
	printf("     经典线程同步 关键段\n");

	//关键段初始化
	InitializeCriticalSection(&g_csThreadParameter);
	InitializeCriticalSection(&g_csThreadCode);
	
	HANDLE  handle[THREAD_NUM];	
	g_nNum = 0;	
	int i = 0;
	while (i < THREAD_NUM) 
	{
		
		handle[i] = (HANDLE)CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE)Fun, (LPVOID)&i, 0, NULL);
		EnterCriticalSection(&g_csThreadParameter);//进入子线程序号关键区域
		++i;
		LeaveCriticalSection(&g_csThreadParameter);//离开子线程序号关键区域
	}
	WaitForMultipleObjects(THREAD_NUM, handle, TRUE, INFINITE);

	DeleteCriticalSection(&g_csThreadCode);
	DeleteCriticalSection(&g_csThreadParameter);
	return 0;
}

#include <stdio.h>
#include <process.h>
#include <windows.h>
long g_nNum;
unsigned int __stdcall Fun(void *pPM);
const int THREAD_NUM = 10;
//事件与关键段
HANDLE  g_hThreadEvent;
CRITICAL_SECTION g_csThreadCode;
int main()
{
	printf("     经典线程同步 事件Event\n");
	
	//初始化事件和关键段 自动置位,初始无触发的匿名事件
	g_hThreadEvent = CreateEvent(NULL, FALSE, FALSE, NULL); 
	InitializeCriticalSection(&g_csThreadCode);

	HANDLE  handle[THREAD_NUM];	
	g_nNum = 0;
	int i = 0;
	while (i < THREAD_NUM) 
	{
		handle[i] = (HANDLE)_beginthreadex(NULL, 0, Fun, &i, 0, NULL);
		WaitForSingleObject(g_hThreadEvent, INFINITE); //等待事件被触发
		i++;
	}
	WaitForMultipleObjects(THREAD_NUM, handle, TRUE, INFINITE);

	//销毁事件和关键段
	CloseHandle(g_hThreadEvent);
	DeleteCriticalSection(&g_csThreadCode);
	return 0;
}
unsigned int __stdcall Fun(void *pPM)
{
	int nThreadNum = *(int *)pPM; 
	SetEvent(g_hThreadEvent); //触发事件
	
	Sleep(50);//some work should to do
	
	EnterCriticalSection(&g_csThreadCode);
	g_nNum++;
	Sleep(0);//some work should to do
	printf("线程编号为%d  全局资源值为%d\n", nThreadNum, g_nNum); 
	LeaveCriticalSection(&g_csThreadCode);
	return 0;
}

#include <stdio.h>
#include <process.h>
#include <windows.h>
long g_nNum;
unsigned int __stdcall Fun(void *pPM);
const int THREAD_NUM = 10;
//事件与关键段
HANDLE  g_hThreadEvent;
CRITICAL_SECTION g_csThreadCode;
int main()
{
	printf("     经典线程同步 事件Event\n");
	printf(" -- by MoreWindows( http://blog.youkuaiyun.com/MoreWindows ) --\n\n");
	//初始化事件和关键段 自动置位,初始无触发的匿名事件
	g_hThreadEvent = CreateEvent(NULL, FALSE, FALSE, NULL); 
	InitializeCriticalSection(&g_csThreadCode);

	HANDLE  handle[THREAD_NUM];	
	g_nNum = 0;
	int i = 0;
	while (i < THREAD_NUM) 
	{
		handle[i] = (HANDLE)_beginthreadex(NULL, 0, Fun, &i, 0, NULL);
		WaitForSingleObject(g_hThreadEvent, INFINITE); //等待事件被触发
		i++;
	}
	WaitForMultipleObjects(THREAD_NUM, handle, TRUE, INFINITE);

	//销毁事件和关键段
	CloseHandle(g_hThreadEvent);
	DeleteCriticalSection(&g_csThreadCode);
	return 0;
}
unsigned int __stdcall Fun(void *pPM)
{
	int nThreadNum = *(int *)pPM; 
	SetEvent(g_hThreadEvent); //触发事件
	
	Sleep(50);//some work should to do
	
	EnterCriticalSection(&g_csThreadCode);
	g_nNum++;
	Sleep(0);//some work should to do
	printf("线程编号为%d  全局资源值为%d\n", nThreadNum, g_nNum); 
	LeaveCriticalSection(&g_csThreadCode);
	return 0;
}