Synchronizing Access to Shared Objects - Operating Systems: Principles and Practice

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classBarberShop{

private:

Locklock;

CondwakeBarber;

CondnextCustomer;

booltimeToClose;

boolopen;

intarrivalCount;

intcutCount;

intfullCount;

public:

BarberShop();

~BarberShop(){};

voidbarberDay(); //Mainloopforbarberthread

boolgetHairCut(); //Calledbycustomerthread

voidclockRingsClosingTime(); //Calledbyclockthread

private:

voidopenStore();

intwaitForCustomer();

voiddoneCutting();

voidprintFinalStats();

boolemptyAndOpen();

boolstillNeedHaircut(intcustId);

boolwaitingRoomFull();

};

Figure5.16: BarberShop.h defines the interface and member variables for

our Sleeping Barber solution.

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