From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.bugs Subject: bug#23906: 25.0.95; Undo boundary after process output is not consistent Date: Thu, 14 Jul 2016 18:12:42 -0400 Message-ID: References: <83r3b6lih2.fsf@gnu.org> <87h9bw5rfd.fsf@russet.org.uk> <87eg70i8k5.fsf@metalevel.at> <87d1mikef5.fsf@russet.org.uk> <874m7usn1m.fsf@metalevel.at> <8760sao9im.fsf@metalevel.at> <87mvllyypo.fsf@russet.org.uk> <87zipkzkge.fsf@metalevel.at> <87shvcfiox.fsf@russet.org.uk> <87shvccl2h.fsf@metalevel.at> <87zipk3r31.fsf@russet.org.uk> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1468534722 17432 80.91.229.3 (14 Jul 2016 22:18:42 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 14 Jul 2016 22:18:42 +0000 (UTC) Cc: Markus Triska , 23906@debbugs.gnu.org To: phillip.lord@russet.org.uk (Phillip Lord) Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Jul 15 00:18:31 2016 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1bNoxh-0000bR-E7 for geb-bug-gnu-emacs@m.gmane.org; Fri, 15 Jul 2016 00:18:29 +0200 Original-Received: from localhost ([::1]:57270 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bNosa-0004l3-3N for geb-bug-gnu-emacs@m.gmane.org; Thu, 14 Jul 2016 18:13:12 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:44666) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bNosU-0004kg-6q for bug-gnu-emacs@gnu.org; Thu, 14 Jul 2016 18:13:07 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bNosQ-0007Ee-0o for bug-gnu-emacs@gnu.org; Thu, 14 Jul 2016 18:13:05 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:39493) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bNosP-0007Ea-Ta for bug-gnu-emacs@gnu.org; Thu, 14 Jul 2016 18:13:01 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1bNosP-0008Q8-L1 for bug-gnu-emacs@gnu.org; Thu, 14 Jul 2016 18:13:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Stefan Monnier Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 14 Jul 2016 22:13:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 23906 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 23906-submit@debbugs.gnu.org id=B23906.146853437232350 (code B ref 23906); Thu, 14 Jul 2016 22:13:01 +0000 Original-Received: (at 23906) by debbugs.gnu.org; 14 Jul 2016 22:12:52 +0000 Original-Received: from localhost ([127.0.0.1]:51830 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bNosG-0008Pi-2U for submit@debbugs.gnu.org; Thu, 14 Jul 2016 18:12:52 -0400 Original-Received: from ironport2-out.teksavvy.com ([206.248.154.181]:57513) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bNosE-0008PU-7S for 23906@debbugs.gnu.org; Thu, 14 Jul 2016 18:12:51 -0400 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: A0BCFgA731xV/3mcpUVcgxCEAoVVwD6CTQQCAoE8PRABAQEBAQEBgQpBBYNdAQEDAVYjBQsLNBIUGA1SiAkIzyMBAQEBAQUBAQEBHos6hQUHhC0BBLM/gUUjggocgW4igngBAQE X-IPAS-Result: A0BCFgA731xV/3mcpUVcgxCEAoVVwD6CTQQCAoE8PRABAQEBAQEBgQpBBYNdAQEDAVYjBQsLNBIUGA1SiAkIzyMBAQEBAQUBAQEBHos6hQUHhC0BBLM/gUUjggocgW4igngBAQE X-IronPort-AV: E=Sophos;i="5.13,465,1427774400"; d="scan'208";a="247989740" Original-Received: from 69-165-156-121.dsl.teksavvy.com (HELO fmsmemgm.homelinux.net) ([69.165.156.121]) by ironport2-out.teksavvy.com with ESMTP/TLS/DHE-RSA-AES256-SHA; 14 Jul 2016 18:12:42 -0400 Original-Received: by fmsmemgm.homelinux.net (Postfix, from userid 20848) id 657C1AE0F4; Thu, 14 Jul 2016 18:12:42 -0400 (EDT) In-Reply-To: <87zipk3r31.fsf@russet.org.uk> (Phillip Lord's message of "Thu, 14 Jul 2016 21:25:06 +0100") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1.50 (gnu/linux) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:121100 Archived-At: > Yep, but Stefan did say how to implement this! We could do the same > thing as viper, which works, but has the issues he pointed out. Off > hand, I do not see an easy solution. I think Viper's approach isn't fundamentally wrong. The use of an invalid element is a problem, but that shouldn't be hard to fix. > At the moment, I am interested in fixing the regressions that I've > caused by my changes to the undo system which I've nearly done -- you > have a workaround at least, and I'll put something easier onto master. I think what you consider as a regression is not worth fixing. It just made an earlier problem slightly more visible. Let's focus on fixing the more general problem. I'll see when I find time to devote to undo-begin/start-transaction. Stefan