Path: utzoo!yunexus!spectrix!clewis
From: clewis@spectrix.UUCP (Chris R. Lewis)
Newsgroups: news.admin
Subject: Re: Please -- no back-quotes in maps (+FIX!!!!  PLEASE READ!)
Message-ID: <412@spectrix.UUCP>
Date: 27 Jan 88 23:09:33 GMT
Article-I.D.: spectrix.412
Posted: Wed Jan 27 18:09:33 1988
References: <3720006@nucsrl.UUCP> <39622@sun.uucp> <690@savax.UUCP>
Reply-To: clewis@spectrix.UUCP (Chris R. Lewis)
Organization: Spectrix Microsystems Inc., Toronto, Ontario, Canada
Lines: 22

In article <690@savax.UUCP> long@savax.UUCP (David Long) writes:
>It did indeed fail because of back-quotes. Constructors of shar files should
>be aware that dollar-signs and back-quotes are interpretted in here-text as
>they would be in any shell command.

Could the mappers make sure that the shar they're using uses this 
construction:

cat <<\END-OF-SHAR

instead of this:

cat <<END-OF-SHAR

Then $, ` and * won't be processed inside the here-text document.
Read sh(1) on file redirection...

[Nice security hole.  Details omitted to protect the naive...]
-- 
Chris Lewis, Spectrix Microsystems Inc,
UUCP: {uunet!mnetor, utcsri!utzoo, lsuc, yunexus}!spectrix!clewis
Phone: (416)-474-1955