Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Posting-Version: version B 2.10.1 6/24/83; site mulga.SUN
Path: utzoo!linus!decvax!mulga!kre
From: kre@mulga.SUN (Robert Elz)
Newsgroups: net.unix-wizards
Subject: Re: un-dedicating a line to a dialer
Message-ID: <189@mulga.SUN>
Date: Tue, 17-Jan-84 16:04:18 EST
Article-I.D.: mulga.189
Posted: Tue Jan 17 16:04:18 1984
Date-Received: Wed, 18-Jan-84 06:22:16 EST
References: <15002@sri-arpa.UUCP> <209@basservax.SUN>, <207@astrovax.UUCP>, <217@basservax.SUN>
Organization: Comp Sci, Melbourne Uni, Australia
Lines: 11


  > A sensible system will send a HUP signal to the process group when its
  > leader dies, and unless the long-runner has been 'nohup'ed (and its
  > references to the terminal closed), it will die.

Quite true, however, many of your average "long running" processes
ignore HUP signals, so your "sensible system" doesn't do a lot of good.

A better strategy would be to force the terminal closed when
a user logs out (not just when pgrp leader dies, as that overly
restricts the use of pgrps).