From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Sven Axelsson Newsgroups: gmane.emacs.devel Subject: Re: Should we restore manually maintained ChangeLogs Date: Thu, 10 Mar 2016 14:25:49 +0100 Message-ID: References: <83lh5utbxb.fsf@gnu.org> <56DDD02A.20809@cs.ucla.edu> <83fuw2t2ue.fsf@gnu.org> <56DE0F6A.6010207@cs.ucla.edu> <83pov5rmt6.fsf@gnu.org> <56DFD78F.40205@cs.ucla.edu> <56E06093.7050509@cs.ucla.edu> <83twkfo7ij.fsf@gnu.org> <20160309181005.GF3948@acm.fritz.box> <87vb4vuu59.fsf@thinkpad.rath.org> <87pov3nrnm.fsf@linux-m68k.org> <83mvq6n7xs.fsf@gnu.org> <83d1r2mzuy.fsf@gnu.org> <8360wumxj4.fsf@gnu.org> <831t7imqeg.fsf@gnu.org> <56E17325.5040503@gmail.com> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-Trace: ger.gmane.org 1457616390 30611 80.91.229.3 (10 Mar 2016 13:26:30 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 10 Mar 2016 13:26:30 +0000 (UTC) Cc: emacs To: Evgeny Panasyuk Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Thu Mar 10 14:26:30 2016 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 1ae0bj-000801-Gj for ged-emacs-devel@m.gmane.org; Thu, 10 Mar 2016 14:26:27 +0100 Original-Received: from localhost ([::1]:48519 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ae0bi-0003CW-Lm for ged-emacs-devel@m.gmane.org; Thu, 10 Mar 2016 08:26:26 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:55935) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ae0bC-0003A3-5V for emacs-devel@gnu.org; Thu, 10 Mar 2016 08:25:55 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ae0b8-0000St-7h for emacs-devel@gnu.org; Thu, 10 Mar 2016 08:25:54 -0500 Original-Received: from mail-vk0-x236.google.com ([2607:f8b0:400c:c05::236]:34946) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ae0b8-0000Sp-3G for emacs-devel@gnu.org; Thu, 10 Mar 2016 08:25:50 -0500 Original-Received: by mail-vk0-x236.google.com with SMTP id e6so94762504vkh.2 for ; Thu, 10 Mar 2016 05:25:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc; bh=yO7sKhLH9yw2oskbB7E7k/Up3x741tjOUarDYInLX4c=; b=fSZMjEOxcyQgiw/j65eRuoB3jMhiYJYvcYSqbH3zBT9RHRDHHOCEMEI2LrRcj6wf38 slPMQHPOMoydwYBWPxBTWxGHwisSA7ssJMx+DbnZr6YHobbJtVxfIeD9Ieyv5Q8MF0o+ AcTWlu7N0sVMVOrwOoC7vnGX/F+l72RduacsWMFRaxG2QAZRohIiSmCWxpKn/X/msNYE nUQ7DZc5JIFErXENtvazXIUgCqvfmK4A1k1+f+teLSgqzyW68BZxnA7k04CyCbJm+YFi fUBGBbS/mhvidTmjmq64Md9tCgO3eRmUGVshCQBB8NNGUZW9m3s/8JCBjXtt3ohHKa9v l9kA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:date :message-id:subject:from:to:cc; bh=yO7sKhLH9yw2oskbB7E7k/Up3x741tjOUarDYInLX4c=; b=TmpqwbD8RsmPbAuOHFUsynlcRHG6EINeSG6FWH0WI3KrS1+kBYVjCKpkOyMGBoCVxu clmOHcsgMyYIL0def5gD48n5m6f2smG3DT8OBd+2sTvBHl0i6T6cXfThSWymp1hY6/ML GnhaWDN48+nc4yuz+l8agsPPrvxmILeEGZYHZHjWiH1mFnagaV4NH9zUqixI2DNrpIBa UVbeIKD+zyK9WwcGA9AoUuvOnL5maPjQGG6X9UCmU9FvtnQUXhlGyzZCRBoWVQtKhWAM OAIptU5ZehoT2Ja6A3npFu4cO1BBkPIpSWLLguqyH/2OP5Iwt4hBgeks3OXCiBKzInvt sBdg== X-Gm-Message-State: AD7BkJKAwEIoSoiEUlfCrQKJ3fPozMW06dOK471WEoHfGnwUJnaWXtIPi/v9HctXiZUMngFbzDF8vV5SwB3RFQ== X-Received: by 10.31.10.149 with SMTP id 143mr3485299vkk.9.1457616349641; Thu, 10 Mar 2016 05:25:49 -0800 (PST) Original-Received: by 10.31.83.4 with HTTP; Thu, 10 Mar 2016 05:25:49 -0800 (PST) In-Reply-To: <56E17325.5040503@gmail.com> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 2607:f8b0:400c:c05::236 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:201381 Archived-At: On 10 March 2016 at 14:14, Evgeny Panasyuk wrote: > 10.03.2016 16:08, Eli Zaretskii: >>> >>> Doing it this way will not change history. >> >> >> How can it not change history, when (AFAIK) the log message is part of >> the commit object, and it included in the stuff that determines the >> SHA1 checksum of the commit? > > > As I understand it does not change original commit object, but rather > creates kind of "replacement rule". In a similar manner as git notes > attaches additional info to commit message without changing original one. > If you would not fetch replacement refs then you will not see these > "amendments". That's right. As mentioned earlier in the thread, it creates a replacement object stored in a special refs hierarchy. But for normal use, e.g. git log, git grep and such it appears as if the commit objects have been changed in-place. -- Sven Axelsson ++++++++++[>++++++++++>+++++++++++>++++++++++>++++++ >++++<<<<<-]>++++.+.++++.>+++++.>+.<<-.>>+.>++++.<<. +++.>-.<<++.>>----.<++.>>>++++++.<<<<.>>++++.<----.