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#8147: 24.0.50; Inserting *Help* buffer can lead to data loss Date: Wed, 02 Mar 2011 12:07:36 -0500 Message-ID: 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 1299087660 14204 80.91.229.12 (2 Mar 2011 17:41:00 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Wed, 2 Mar 2011 17:41:00 +0000 (UTC) Cc: 8147@debbugs.gnu.org To: Stephen Berman Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed Mar 02 18:40:53 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 1Puq2b-0004Aj-Sv for geb-bug-gnu-emacs@m.gmane.org; Wed, 02 Mar 2011 18:40:50 +0100 Original-Received: from localhost ([127.0.0.1]:48680 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Puq2b-0003jQ-BR for geb-bug-gnu-emacs@m.gmane.org; Wed, 02 Mar 2011 12:40:49 -0500 Original-Received: from [140.186.70.92] (port=40374 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Pupyy-0001Oz-Rv for bug-gnu-emacs@gnu.org; Wed, 02 Mar 2011 12:37:05 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Pupyx-00027R-Ea for bug-gnu-emacs@gnu.org; Wed, 02 Mar 2011 12:37:04 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:41614) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Pupyx-00027J-BI for bug-gnu-emacs@gnu.org; Wed, 02 Mar 2011 12:37:03 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.69) (envelope-from ) id 1PupWs-00051z-0u; Wed, 02 Mar 2011 12:08:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Stefan Monnier Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-To: owner@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 02 Mar 2011 17:08:01 +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=B8147.129908566419313 (code B ref 8147); Wed, 02 Mar 2011 17:08:01 +0000 Original-Received: (at 8147) by debbugs.gnu.org; 2 Mar 2011 17:07:44 +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 1PupWZ-00051S-Ss for submit@debbugs.gnu.org; Wed, 02 Mar 2011 12:07:44 -0500 Original-Received: from fencepost.gnu.org ([140.186.70.10]) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1PupWY-00051H-GM for 8147@debbugs.gnu.org; Wed, 02 Mar 2011 12:07:43 -0500 Original-Received: from [207.96.179.97] (port=36434 helo=ceviche.home) by fencepost.gnu.org with esmtpsa (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1PupWT-0001UB-7E; Wed, 02 Mar 2011 12:07:37 -0500 Original-Received: by ceviche.home (Postfix, from userid 20848) id 2D63C660D6; Wed, 2 Mar 2011 12:07:36 -0500 (EST) In-Reply-To: <8762s2akxq.fsf@escher.fritz.box> (Stephen Berman's message of "Tue, 01 Mar 2011 17:02:09 +0100") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.50 (gnu/linux) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.11 Precedence: list Resent-Date: Wed, 02 Mar 2011 12:08:02 -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:44515 Archived-At: > 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. Stefan