From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: martin rudalics Newsgroups: gmane.emacs.bugs Subject: bug#12170: save-excursion fails boundary case with recenter Date: Fri, 10 Aug 2012 18:46:53 +0200 Message-ID: <50253AFD.8070606@gmx.at> References: <000001cd7696$b0e93d60$12bbb820$@com> <5024D593.7080305@gmx.at> <003601cd76fd$b21cd590$165680b0$@com> <006101cd770f$4cd7d380$e6877a80$@com> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Trace: dough.gmane.org 1344617219 24276 80.91.229.3 (10 Aug 2012 16:46:59 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Fri, 10 Aug 2012 16:46:59 +0000 (UTC) Cc: 12170@debbugs.gnu.org To: Bill Brodie Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Aug 10 18:46:59 2012 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 1SzsMM-0007mS-UB for geb-bug-gnu-emacs@m.gmane.org; Fri, 10 Aug 2012 18:46:51 +0200 Original-Received: from localhost ([::1]:43683 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SzsMM-0004TB-5Y for geb-bug-gnu-emacs@m.gmane.org; Fri, 10 Aug 2012 12:46:50 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:50057) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SzsMI-0004LY-Ru for bug-gnu-emacs@gnu.org; Fri, 10 Aug 2012 12:46:47 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1SzsMI-0007id-2g for bug-gnu-emacs@gnu.org; Fri, 10 Aug 2012 12:46:46 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:37690) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SzsMH-0007iY-W4 for bug-gnu-emacs@gnu.org; Fri, 10 Aug 2012 12:46:46 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.72) (envelope-from ) id 1SzsUH-00011g-UM for bug-gnu-emacs@gnu.org; Fri, 10 Aug 2012 12:55:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: martin rudalics Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 10 Aug 2012 16:55:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 12170 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 12170-submit@debbugs.gnu.org id=B12170.13446176983931 (code B ref 12170); Fri, 10 Aug 2012 16:55:01 +0000 Original-Received: (at 12170) by debbugs.gnu.org; 10 Aug 2012 16:54:58 +0000 Original-Received: from localhost ([127.0.0.1]:47235 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1SzsUD-00011L-SS for submit@debbugs.gnu.org; Fri, 10 Aug 2012 12:54:58 -0400 Original-Received: from mailout-de.gmx.net ([213.165.64.22]:50998) by debbugs.gnu.org with smtp (Exim 4.72) (envelope-from ) id 1SzsUB-00011E-TB for 12170@debbugs.gnu.org; Fri, 10 Aug 2012 12:54:56 -0400 Original-Received: (qmail invoked by alias); 10 Aug 2012 16:46:38 -0000 Original-Received: from 62-47-41-199.adsl.highway.telekom.at (EHLO [62.47.41.199]) [62.47.41.199] by mail.gmx.net (mp024) with SMTP; 10 Aug 2012 18:46:38 +0200 X-Authenticated: #14592706 X-Provags-ID: V01U2FsdGVkX1/TwiweJZrTbue2165SuGCrlD/0EIN02U6P5bYn4I Ahsb/D1l3fkDUF In-Reply-To: <006101cd770f$4cd7d380$e6877a80$@com> X-Y-GMX-Trusted: 0 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.13 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) 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: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:63010 Archived-At: > Perhaps the moral is that `save-excursion' should not enclose any code, > including `recenter', that affects how buffers are displayed within windows. Ideally, code should not call `recenter' unless it's sure that no point-changing code follows it before the next redisplay. Or better, code should call `recenter' iff it definitely wants to overrule any point-changing code that follows it. martin