Path: utzoo!utgpu!news-server.csri.toronto.edu!bonnie.concordia.ca!uunet!zaphod.mps.ohio-state.edu!think.com!hsdndev!cmcl2!adm!news
From: s2525090@techst02.technion.ac.il (Eran Davidov)
Newsgroups: comp.lang.pascal
Subject: Re: Error intercepting.
Message-ID: <27076@adm.brl.mil>
Date: 31 May 91 13:17:46 GMT
Sender: news@adm.brl.mil
Lines: 6

I don't know of a way to intercept the DOS critical error handler, but you
could write a device driver that will simulate drives G: and I: so that whenever
dos would try to access these drives, it will actually call your program, which
in turn will access the parallel port.

				Eran Davidov