From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Chong Yidong Newsgroups: gmane.emacs.bugs Subject: bug#8147: 24.0.50; Inserting *Help* buffer can lead to data loss Date: Sat, 05 Mar 2011 16:10:20 -0500 Message-ID: <87oc5pff43.fsf@stupidchicken.com> References: <8762s2akxq.fsf@escher.fritz.box> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: dough.gmane.org 1299363023 13783 80.91.229.12 (5 Mar 2011 22:10:23 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Sat, 5 Mar 2011 22:10:23 +0000 (UTC) Cc: Stephen Berman , 8147@debbugs.gnu.org To: Stefan Monnier Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Mar 05 23:10:18 2011 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Pvzg2-0000AN-9F for geb-bug-gnu-emacs@m.gmane.org; Sat, 05 Mar 2011 23:10:18 +0100 Original-Received: from localhost ([127.0.0.1]:35387 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Pvzg1-00030w-EN for geb-bug-gnu-emacs@m.gmane.org; Sat, 05 Mar 2011 17:10:17 -0500 Original-Received: from [140.186.70.92] (port=49760 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Pvzfx-00030o-0W for bug-gnu-emacs@gnu.org; Sat, 05 Mar 2011 17:10:13 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Pvzfv-0005WD-Ve for bug-gnu-emacs@gnu.org; Sat, 05 Mar 2011 17:10:12 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:38343) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Pvzfv-0005W9-Sv for bug-gnu-emacs@gnu.org; Sat, 05 Mar 2011 17:10:11 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.69) (envelope-from ) id 1PvzZ0-0008AI-PQ; Sat, 05 Mar 2011 17:03:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Chong Yidong Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-To: owner@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 05 Mar 2011 22:03:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 8147 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 8147-submit@debbugs.gnu.org id=B8147.129936254631315 (code B ref 8147); Sat, 05 Mar 2011 22:03:02 +0000 Original-Received: (at 8147) by debbugs.gnu.org; 5 Mar 2011 22:02:26 +0000 Original-Received: from localhost ([127.0.0.1] helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1PvzYP-00088y-Ih for submit@debbugs.gnu.org; Sat, 05 Mar 2011 17:02:25 -0500 Original-Received: from vm-emlprdomr-05.its.yale.edu ([130.132.50.146]) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1PvzYG-00087H-2m for 8147@debbugs.gnu.org; Sat, 05 Mar 2011 17:02:17 -0500 Original-Received: from furball (c-71-192-165-84.hsd1.ct.comcast.net [71.192.165.84]) (authenticated bits=0) by vm-emlprdomr-05.its.yale.edu (8.14.4/8.14.4) with ESMTP id p25M2ABx013609 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT); Sat, 5 Mar 2011 17:02:10 -0500 Original-Received: by furball (Postfix, from userid 1000) id 0DED91607A5; Sat, 5 Mar 2011 16:10:20 -0500 (EST) In-Reply-To: (Stefan Monnier's message of "Wed, 02 Mar 2011 12:07:36 -0500") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.50 (gnu/linux) X-Scanned-By: MIMEDefang 2.71 on 130.132.50.146 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.11 Precedence: list Resent-Date: Sat, 05 Mar 2011 17:03:02 -0500 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 3) X-Received-From: 140.186.70.43 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: , Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:44666 Archived-At: Stefan Monnier writes: >> I reported this problem to emacs-devel in May 2008 (see >> http://thread.gmane.org/gmane.emacs.devel/97367/) and there were a few >> ideas about how to deal with it, but none were pursued. I just got bit >> by it again -- more fool me, perhaps, but it gives me the opportunity to >> put it in the bug tracker. And I offer a fix to the immediate problem > > Maybe another approach is for those buttons to check that the current > buffer is (derived-mode-p 'help-mode) before reusing it. I've committed just such a change.