// ------------------------------------------------------------ // The exit protocol is simple: all we have to do is to // increase served_ticket so that the next customer will // be served. // ------------------------------------------------------------ package Communication.MutexProtocols.TicketMu; // number of processes macro NumProc = 4; module ExitProtocol(int{NumProc()} served_ticket,bool !done) { next(served_ticket) = (served_ticket+1); done = true; next(done) = false; }