From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Chong Yidong Newsgroups: gmane.emacs.devel Subject: Re: Annoying recentering when scrolling down Date: Fri, 22 Aug 2008 22:13:55 -0400 Message-ID: <87y72ojx5o.fsf@cyd.mit.edu> References: <87skszunyx.fsf@cyd.mit.edu> <87ljyonasy.fsf@cyd.mit.edu> <87ej4gvir1.fsf@cyd.mit.edu> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: ger.gmane.org 1219457565 28654 80.91.229.12 (23 Aug 2008 02:12:45 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sat, 23 Aug 2008 02:12:45 +0000 (UTC) Cc: "Emacs Dev \[emacs-devel\]" To: "Juanma Barranquero" Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sat Aug 23 04:13:38 2008 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1KWidE-0002gH-8r for ged-emacs-devel@m.gmane.org; Sat, 23 Aug 2008 04:13:36 +0200 Original-Received: from localhost ([127.0.0.1]:48821 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1KWicG-0004lL-FT for ged-emacs-devel@m.gmane.org; Fri, 22 Aug 2008 22:12:36 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1KWicD-0004l3-2t for emacs-devel@gnu.org; Fri, 22 Aug 2008 22:12:33 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1KWicB-0004ko-CL for emacs-devel@gnu.org; Fri, 22 Aug 2008 22:12:32 -0400 Original-Received: from [199.232.76.173] (port=60287 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1KWicB-0004kl-5R for emacs-devel@gnu.org; Fri, 22 Aug 2008 22:12:31 -0400 Original-Received: from cyd.mit.edu ([18.115.2.24]:45742) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1KWicB-0001MR-3i for emacs-devel@gnu.org; Fri, 22 Aug 2008 22:12:31 -0400 Original-Received: by cyd.mit.edu (Postfix, from userid 1000) id BE7B957E311; Fri, 22 Aug 2008 22:13:55 -0400 (EDT) In-Reply-To: <87ej4gvir1.fsf@cyd.mit.edu> (Chong Yidong's message of "Fri\, 22 Aug 2008 17\:32\:02 -0400") User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.2.90 (gnu/linux) X-detected-kernel: by monty-python.gnu.org: Linux 2.6 (newer, 3) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:102850 Archived-At: Chong Yidong writes: >> ;;;; .emacs starts here >> (setq scroll-preserve-screen-position 'always >> scroll-conservatively most-positive-fixnum >> scroll-step 0) >> ;;;; .emacs ends here >> >> then I visit NEWS with C-h C-n, press and keep it so. At first >> it scrolls line by line; after a while it starts recentering. > > Looks like this value of scroll-conservatively is causing an integer > overflow in scroll_conservatively, due to different maximum sizes of > EMACS_INT and int. Bleah. I'll take a look. I've checked in a fix.