Path: utzoo!attcan!uunet!mcvax!hp4nl!philmds!nlgvax!tom From: tom@nlgvax.UUCP (Tom van Peer) Newsgroups: comp.unix.questions Subject: Re: Semaphore Questions Keywords: Passeer, Verlaat Message-ID: <145@nlgvax.UUCP> Date: 20 Sep 88 10:14:36 GMT References: <45000017@uicsrd.csrd.uiuc.edu> <801@philmds.UUCP> Reply-To: tom@nlgvax.UUCP (Tom van Peer) Organization: Philips Research Geldrop Lines: 16 P stands for "passeer": pass by a signal and enter a block. V stands for "verlaat": leave a block, clear the signal. As I remember it , this stems from train business, where tracks are divided into blocks and only one train can be in a block at any given time. Nice analogy, isn't it ? In Dutch a semaphore is a synonym for a signal post, but I've never heard anyone working with the railways talk about semaphores... -- Tom van Peer Nederlands Philips Bedrijven, Dependance Nat. Lab. Building XP Willem Alexanderlaan 7B, 5664 AN Geldrop - The Netherlands. Tel: +31-40-892334 E-mail: mcvax!philmds!nlgvax!tom or tom@pcg.philips.nl