Windows Multithreading Sample

说明：

最近项目除了需要用到渲染的知识，还涉及socket与multithreads，做如下多线程程序总结

参考书籍：《Multithreading Application in Win32》 Jim Beveridge & Robert

/*
 * File name : MultiThreads.cpp
 * Last updated date : 2011.9.19
 * Author : Dormy.ET.C
 * Description :
 *
 * 1.释放核心对象		API - closeHandle()
 * 2.获取退出代码		API - GetExitCodeThread()
 * 3.完全强制中断线程	API - ExitThread()
 *
 */
#define WIN32_LEAN_AND_MEAN

#include <Windows.h>
#include <stdio.h>
#include <stdlib.h>
#include <conio.h>

DWORD WINAPI ThreadFunc(LPVOID);
void  ThreadSubFunc(void);

#define MAX_THREADS 256

int main(int argc, char *argv[])
{
	HANDLE hThread;
	DWORD  exitCode = 0;
	DWORD  threadID;

	hThread = ::CreateThread(NULL, 0, ThreadFunc, (LPVOID)1, 0, &threadID);

	if( hThread )
		printf("Thread launched !\n");

	while(1)
	{
		BOOL rc;
		rc = ::GetExitCodeThread(hThread, &exitCode);
		if( rc && exitCode != STILL_ACTIVE ) break;
	}

	::CloseHandle(hThread);

	printf("Thread returned %d\n", exitCode);

	::system("Pause");

	return EXIT_SUCCESS;
}

DWORD WINAPI ThreadFunc(LPVOID n)
{
	printf("Thread running !\n");
	ThreadSubFunc();
	return 0;
}

void ThreadSubFunc(void)
{
	printf("About to exit thread !\n");
	::ExitThread(4);

	// 以下语句永远不会执行
	printf("Never print this line\n");
}