From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#13690: 24.3.50; scroll-conservatively and Info-up Date: Thu, 14 Feb 2013 07:12:38 +0200 Message-ID: <83621v4gxl.fsf@gnu.org> References: <87sj52juwu.fsf@rosalinde.fritz.box> <834nhh5x1y.fsf@gnu.org> <87ip5xp4yv.fsf@rosalinde.fritz.box> <83txpg509x.fsf@gnu.org> <87621w72th.fsf@rosalinde.fritz.box> <83mwv83ydi.fsf@gnu.org> <871ucj7qgp.fsf@rosalinde.fritz.box> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1360818814 26406 80.91.229.3 (14 Feb 2013 05:13:34 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 14 Feb 2013 05:13:34 +0000 (UTC) Cc: 13690@debbugs.gnu.org To: Stephen Berman Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Thu Feb 14 06:13:52 2013 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 1U5r8q-00085I-5W for geb-bug-gnu-emacs@m.gmane.org; Thu, 14 Feb 2013 06:13:52 +0100 Original-Received: from localhost ([::1]:54764 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1U5r8W-0004eP-JI for geb-bug-gnu-emacs@m.gmane.org; Thu, 14 Feb 2013 00:13:32 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:45593) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1U5r8T-0004eJ-1r for bug-gnu-emacs@gnu.org; Thu, 14 Feb 2013 00:13:31 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1U5r8R-0000re-IA for bug-gnu-emacs@gnu.org; Thu, 14 Feb 2013 00:13:28 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:49428) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1U5r8R-0000rX-EW for bug-gnu-emacs@gnu.org; Thu, 14 Feb 2013 00:13:27 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.72) (envelope-from ) id 1U5r8z-0008SS-IF for bug-gnu-emacs@gnu.org; Thu, 14 Feb 2013 00:14:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 14 Feb 2013 05:14:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 13690 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 13690-submit@debbugs.gnu.org id=B13690.136081880032430 (code B ref 13690); Thu, 14 Feb 2013 05:14:01 +0000 Original-Received: (at 13690) by debbugs.gnu.org; 14 Feb 2013 05:13:20 +0000 Original-Received: from localhost ([127.0.0.1]:54892 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1U5r8K-0008R0-Bu for submit@debbugs.gnu.org; Thu, 14 Feb 2013 00:13:20 -0500 Original-Received: from mtaout22.012.net.il ([80.179.55.172]:48425) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1U5r8H-0008Qq-Ok for 13690@debbugs.gnu.org; Thu, 14 Feb 2013 00:13:19 -0500 Original-Received: from conversion-daemon.a-mtaout22.012.net.il by a-mtaout22.012.net.il (HyperSendmail v2007.08) id <0MI700E0025E2Q00@a-mtaout22.012.net.il> for 13690@debbugs.gnu.org; Thu, 14 Feb 2013 07:12:24 +0200 (IST) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by a-mtaout22.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0MI700DE62GMOV80@a-mtaout22.012.net.il>; Thu, 14 Feb 2013 07:12:22 +0200 (IST) In-reply-to: <871ucj7qgp.fsf@rosalinde.fritz.box> X-012-Sender: halo1@inter.net.il 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.x 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:71236 Archived-At: > From: Stephen Berman > Cc: 13690@debbugs.gnu.org > Date: Thu, 14 Feb 2013 00:18:30 +0100 > > > . scroll-conservatively being non-nil > > I think you mean non-zero, since only integer values are admissible. > But when scroll-conservatively is zero, recentering happens anyway, so I > don't see the point of adding this condition. Or is there a problem is > if recentering happens twice (once directly from the display engine and > once by explicitly calling recenter)? I don't notice any problem. Why recenter twice? It's a waste of cycles. > > . perhaps also scroll-margin being zero, because otherwise you get > > several lines of context before point > > I tested scroll-margin and found no difference in the behavior of Info-up > whether it is zero or non-zero; do you see something different? Do you have the latest trunk? If so, you should see a difference: when scroll-margin is N, typing 'u' puts the line with cursor N+1 lines from the top.