Path: utzoo!utgpu!news-server.csri.toronto.edu!mailrus!cs.utexas.edu!usc!jarthur!elroy.jpl.nasa.gov!jpl-devvax!lwall
From: lwall@jpl-devvax.JPL.NASA.GOV (Larry Wall)
Newsgroups: comp.sources.wanted
Subject: Re: Another kind of diff output
Keywords: weird diff software toy
Message-ID: <7434@jpl-devvax.JPL.NASA.GOV>
Date: 15 Mar 90 19:34:11 GMT
References: <24897@ut-emx.UUCP> <2467@infinet.UUCP>
Reply-To: lwall@jpl-devvax.JPL.NASA.GOV (Larry Wall)
Distribution: usa
Organization: Jet Propulsion Laboratory, Pasadena, CA
Lines: 12

In article <2467@infinet.UUCP> sena@infinet.UUCP (Fred Sena) writes:
: I have a weird request.  Does anyone have a program which can compare two
: files and produce as output one of the input files with the changes added and
: highlighted.  Diff just shows the changes between two files, without the
: similar text.

When I want to do this I use diff -Dsymbol.  If that format doesn't appeal
to you, then you can always filter it.  If you don't have -D in diff, you
could do a similar thing with a normal diff listing and "patch -D symbol".

Larry Wall
lwall@jpl-devvax.jpl.nasa.gov