Path: utzoo!attcan!uunet!lll-winken!ames!mailrus!husc6!cmcl2!adm!smoke!gwyn
From: gwyn@smoke.BRL.MIL (Doug Gwyn)
Newsgroups: comp.unix.questions
Subject: Re: SCCS vs RCS
Message-ID: <10385@smoke.BRL.MIL>
Date: 8 Jun 89 20:50:43 GMT
References: <19885@adm.BRL.MIL> <2934@mentor.cc.purdue.edu>
Reply-To: gwyn@brl.arpa (Doug Gwyn)
Organization: Ballistic Research Lab (BRL), APG, MD.
Lines: 8

In article <2934@mentor.cc.purdue.edu> yuf@mentor.cc.purdue.edu (Kyle Grieser) writes:
>When you make changes in these two systems, they keep diffs for all of the
>different revisions.  The main difference is that SCCS keeps diffs that apply
>to the original version and RCS keeps diffs that apply to the current version.

This appears to correctly describe how RCS operates, but it is NOT how
SCCS operates.  SCCS maintains a single interleaved-delta archive that
can have a designated delta extracted in one sequential pass.