From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Ulrich Mueller Newsgroups: gmane.emacs.devel Subject: Re: Goals for repo conversion day Date: Tue, 28 Jan 2014 09:14:19 +0100 Message-ID: <21223.26331.515767.287399@a1i15.kph.uni-mainz.de> References: <20140125062551.GA2554@thyrsus.com> <83bnz0cxp8.fsf@gnu.org> <20140125140637.GA5631@thyrsus.com> <83vbx8azss.fsf@gnu.org> <20140125160124.GA8171@thyrsus.com> <83ppngasor.fsf@gnu.org> <20140125210132.GB13305@thyrsus.com> <83zjmiabsr.fsf@gnu.org> <20140127003312.GA20522@thyrsus.com> <8738k92123.fsf@igel.home> <20140127132215.GA1602@thyrsus.com> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1390896885 26445 80.91.229.3 (28 Jan 2014 08:14:45 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 28 Jan 2014 08:14:45 +0000 (UTC) Cc: Eli Zaretskii , Andreas Schwab , emacs-devel@gnu.org To: "Eric S. Raymond" Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Tue Jan 28 09:14:51 2014 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1W83op-0001rl-8n for ged-emacs-devel@m.gmane.org; Tue, 28 Jan 2014 09:14:51 +0100 Original-Received: from localhost ([::1]:35823 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1W83oo-000319-OW for ged-emacs-devel@m.gmane.org; Tue, 28 Jan 2014 03:14:50 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:32905) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1W83oh-00030S-I5 for emacs-devel@gnu.org; Tue, 28 Jan 2014 03:14:48 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1W83oc-0001mc-7n for emacs-devel@gnu.org; Tue, 28 Jan 2014 03:14:43 -0500 Original-Received: from a1www.kph.uni-mainz.de ([134.93.134.1]:59670) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1W83oW-0001k1-BI; Tue, 28 Jan 2014 03:14:32 -0500 Original-Received: from a1i15.kph.uni-mainz.de (a1i15.kph.uni-mainz.de [134.93.134.92]) by a1www.kph.uni-mainz.de (8.14.7/8.13.4) with ESMTP id s0S8EJeb031580; Tue, 28 Jan 2014 09:14:19 +0100 Original-Received: from a1i15.kph.uni-mainz.de (localhost [127.0.0.1]) by a1i15.kph.uni-mainz.de (8.14.7/8.14.2) with ESMTP id s0S8EJus003393; Tue, 28 Jan 2014 09:14:19 +0100 Original-Received: (from ulm@localhost) by a1i15.kph.uni-mainz.de (8.14.7/8.14.7/Submit) id s0S8EJoN003391; Tue, 28 Jan 2014 09:14:19 +0100 In-Reply-To: <20140127132215.GA1602@thyrsus.com> X-Mailer: VM 8.2.0b under 24.3.1 (x86_64-pc-linux-gnu) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 134.93.134.1 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:169182 Archived-At: >>>>> On Mon, 27 Jan 2014, Eric S. Raymond wrote: > Andreas Schwab : >> There is one more thing in the history that may be worth fixing, >> though it may lead to quite a bit of manual work. Before emacs >> switched to CVS the sources were kept in RCS, and files were >> deleted by renaming the RCS file prefixing its name with "=" (to >> keep the history, since RCS doesn't have the concept of an attic >> like CVS). The obstacle is that there is no record of this deletion >> except in the ChangeLog file, and at that time the ChangeLog files >> weren't kept in RCS (they were versioned by numbered backups only). >> So in order to find the exact point in time when the file has been >> deleted for real one would have to grep the ChangeLog file for >> mentioning the deletion and look up the surrounding text in the >> commit log. For example, the file lisp/speedbspec.el only exists as >> lisp/=speedbspec.el in the current history, added in commit >> 73bf48f. The next mentioning of the string "speedbspec.el" was in >> commit ab18f00, which corresponds to the point where the file was >> deleted. The corresponding changelog file (lisp/ChangeLog.7) has >> this entry: >> >> 1998-07-10 Eric M. Ludlam >> >> * speedbspec.el: Deleted; now integrated into speedbar.el. >> * speedbar.el: More commentary. >> >> Note that the first line of the entry isn't mentioned in commit >> ab18f00, but we now know that the file was deleted here. The next >> commit touching this file is 1c3e7fb with the message "properly >> mark Attic files as deleted", where the file was finally deleted >> from the tree. > Yuck. > Fortunately, I have a search primitive that will find all these > instances. So, this will take care of deleted files. However, I wonder how renaming of files was handled in pre-CVS times? My guess would be that the RCS file would have been renamed. How could one find out if and when this happened? Ulrich