From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: Can we make set_point_both less expensive? Date: Tue, 17 Mar 2015 11:38:00 -0400 Message-ID: References: <5505E34C.4000106@dancol.org> <838uex1u1m.fsf@gnu.org> <8361a029p2.fsf@gnu.org> <83vbi0zukw.fsf@gnu.org> <55080104.9070606@gmx.at> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1426606939 32539 80.91.229.3 (17 Mar 2015 15:42:19 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 17 Mar 2015 15:42:19 +0000 (UTC) Cc: Eli Zaretskii , dancol@dancol.org, emacs-devel@gnu.org To: martin rudalics Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Tue Mar 17 16:42:08 2015 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 1YXtch-0005SV-EE for ged-emacs-devel@m.gmane.org; Tue, 17 Mar 2015 16:41:39 +0100 Original-Received: from localhost ([::1]:55573 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YXtcg-0005Fg-UI for ged-emacs-devel@m.gmane.org; Tue, 17 Mar 2015 11:41:38 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:57277) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YXta4-0001Pe-H5 for emacs-devel@gnu.org; Tue, 17 Mar 2015 11:39:00 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YXta3-0007kg-Cs for emacs-devel@gnu.org; Tue, 17 Mar 2015 11:38:56 -0400 Original-Received: from mercure.iro.umontreal.ca ([132.204.24.67]:60356) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YXtZz-0007ii-P4; Tue, 17 Mar 2015 11:38:51 -0400 Original-Received: from hidalgo.iro.umontreal.ca (hidalgo.iro.umontreal.ca [132.204.27.50]) by mercure.iro.umontreal.ca (Postfix) with ESMTP id 253E52C0EC; Tue, 17 Mar 2015 11:38:42 -0400 (EDT) Original-Received: from lechon.iro.umontreal.ca (lechon.iro.umontreal.ca [132.204.27.242]) by hidalgo.iro.umontreal.ca (Postfix) with ESMTP id 0EBDA1E5B8C; Tue, 17 Mar 2015 11:38:01 -0400 (EDT) Original-Received: by lechon.iro.umontreal.ca (Postfix, from userid 20848) id D901BB4102; Tue, 17 Mar 2015 11:38:00 -0400 (EDT) In-Reply-To: <55080104.9070606@gmx.at> (martin rudalics's message of "Tue, 17 Mar 2015 11:25:08 +0100") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.0.50 (gnu/linux) X-DIRO-MailScanner-Information: Please contact the ISP for more information X-DIRO-MailScanner: Found to be clean X-DIRO-MailScanner-SpamCheck: n'est pas un polluriel, SpamAssassin (score=-2.82, requis 5, autolearn=not spam, ALL_TRUSTED -2.82, MC_TSTLAST 0.00) X-DIRO-MailScanner-From: monnier@iro.umontreal.ca X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 132.204.24.67 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:183958 Archived-At: >> Indeed, that's a bug that we need to fix: after moving point, >> redisplay should re-run pre-redisplay-hook; same thing >> after scrolling. > Couldn't pre-redisplay-hook move `point' off the window? Yes. Or it could delete the buffer and all my files. > Then redisplay would have to move `point' back to the window. Indeed. Stefan