#include
#include
#include

using?namespace?std;


int?waiting=0;
int?chairs=2;?????????????????????????????//為了使結果便于觀測僅采用2個等待椅
#define?random?（rand（）*10000）/RAND_MAX????//產生一個隨機數代表顧客在時間上隨機進入理發店
DWORD?a;?
HANDLE?barbers=CreateSemaphore（NULL11“barbers“）;
HANDLE?customers=CreateSemaphore（NULL01“customers“）;
HANDLE?mutex=CreateMutex（NULLFALSE“mutex“）;
//理發師開始為一個顧客理發
void?cut_hair（）
{??Sleep（10）;
???cout<<“Barber?working.“<???Sleep（10000）;
}
//一個顧客理完發并離開
void?get_haircut（）
{???Sleep（10000）;
	cout<<“One?custmer?finished“<	

}

DWORD?WINAPI?ThreadCustomer（LPVOID?lpParam）
{

	WaitForSingleobject（mutexINFINITE）;
	cout<<“One?custmer?enter.“<
	if（waiting	{
		cout<<“Still?have?seats.?waiting.“<		waiting++;
	????
		ReleaseSemaphore（customers1NULL）;
	
		ResumeThread（customers）;\
????????ReleaseMutex（mutex）;
		WaitForSingleobject（barbersINFINITE）;
		cout<		get_haircut（）;
		
	}
	else
	{
		cout<<“Full?the?custmer?left“<
		ReleaseMutex（mutex）;
	}
	return?0;
}

DWORD?WINAPI?ThreadBarber（LPVOID?lpParam）
{
	while（true）
	{
		WaitForSingleobject（customersINFINITE）;
		WaitForSingleobject（mutexINFINITE）;
		waiting--;
	
		ReleaseSemaphore（barbers1NULL）;
???????
		ResumeThread（barbers）;?
		ReleaseMutex（mutex）;
		cut_hair（）;
		
	}
	return?0;
}

int?main（）
{
	HANDLE?customerThread;
????HANDLE?barberThread=CreateThread（NULL0ThreadBarberNULL0NULL）;
?while（true）
?{??
	Sleep（random）;
????cout<	customerThread=CreateThread（NULL0ThreadCustomerNULLaNULL）;
	cout<????
}
return?0;
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件?????249933??2011-12-30?02:07??Task?3.1-Sleeping?Barber\Debug\SleepingBarber.exe

?????文件?????374880??2011-12-30?02:07??Task?3.1-Sleeping?Barber\Debug\SleepingBarber.ilk

?????文件??????54275??2011-12-30?02:07??Task?3.1-Sleeping?Barber\Debug\SleepingBarber.obj

?????文件????5316280??2011-12-30?01:04??Task?3.1-Sleeping?Barber\Debug\SleepingBarber.pch

?????文件????1090560??2011-12-30?02:07??Task?3.1-Sleeping?Barber\Debug\SleepingBarber.pdb

?????文件?????189440??2011-12-30?02:07??Task?3.1-Sleeping?Barber\Debug\vc60.idb

?????文件?????143360??2011-12-30?02:07??Task?3.1-Sleeping?Barber\Debug\vc60.pdb

?????文件???????1743??2011-12-30?02:07??Task?3.1-Sleeping?Barber\SleepingBarber.cpp

?????文件???????3497??2011-12-30?01:28??Task?3.1-Sleeping?Barber\SleepingBarber.dsp

?????文件????????536??2011-12-30?02:08??Task?3.1-Sleeping?Barber\SleepingBarber.dsw

?????文件??????41984??2011-12-30?02:08??Task?3.1-Sleeping?Barber\SleepingBarber.ncb

?????文件??????48640??2011-12-30?02:08??Task?3.1-Sleeping?Barber\SleepingBarber.opt

?????文件????????794??2011-12-30?02:07??Task?3.1-Sleeping?Barber\SleepingBarber.plg

?????目錄??????????0??2011-12-30?02:07??Task?3.1-Sleeping?Barber\Debug

?????目錄??????????0??2011-12-30?02:08??Task?3.1-Sleeping?Barber

-----------?---------??----------?-----??----

??????????????7515922????????????????????15