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#16034: 24.3.50; scrolling is very long to happen or never happen Date: Tue, 03 Dec 2013 15:06:16 +0200 Message-ID: <83pppe3wzb.fsf@gnu.org> References: <87txequvyc.fsf@gmail.com> <83txeq465u.fsf@gnu.org> <87pppeus5p.fsf@gmail.com> <87li02urog.fsf@gmail.com> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1386076037 10315 80.91.229.3 (3 Dec 2013 13:07:17 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 3 Dec 2013 13:07:17 +0000 (UTC) Cc: 16034@debbugs.gnu.org To: Thierry Volpiatto , Stefan Monnier Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Dec 03 14:07:20 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 1VnphA-0003Ax-Ps for geb-bug-gnu-emacs@m.gmane.org; Tue, 03 Dec 2013 14:07:20 +0100 Original-Received: from localhost ([::1]:42325 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VnphA-00054a-1R for geb-bug-gnu-emacs@m.gmane.org; Tue, 03 Dec 2013 08:07:20 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:49590) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vnpgz-00053Z-In for bug-gnu-emacs@gnu.org; Tue, 03 Dec 2013 08:07:15 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Vnpgt-0007jw-Lb for bug-gnu-emacs@gnu.org; Tue, 03 Dec 2013 08:07:09 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:41619) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vnpgt-0007jq-I8 for bug-gnu-emacs@gnu.org; Tue, 03 Dec 2013 08:07:03 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1Vnpgs-0003xL-7j for bug-gnu-emacs@gnu.org; Tue, 03 Dec 2013 08:07:03 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 03 Dec 2013 13:07:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 16034 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 16034-submit@debbugs.gnu.org id=B16034.138607600515178 (code B ref 16034); Tue, 03 Dec 2013 13:07:02 +0000 Original-Received: (at 16034) by debbugs.gnu.org; 3 Dec 2013 13:06:45 +0000 Original-Received: from localhost ([127.0.0.1]:55637 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Vnpga-0003wi-10 for submit@debbugs.gnu.org; Tue, 03 Dec 2013 08:06:44 -0500 Original-Received: from mtaout23.012.net.il ([80.179.55.175]:48032) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1VnpgW-0003wR-8h for 16034@debbugs.gnu.org; Tue, 03 Dec 2013 08:06:41 -0500 Original-Received: from conversion-daemon.a-mtaout23.012.net.il by a-mtaout23.012.net.il (HyperSendmail v2007.08) id <0MX800100EYG0X00@a-mtaout23.012.net.il> for 16034@debbugs.gnu.org; Tue, 03 Dec 2013 15:06:14 +0200 (IST) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by a-mtaout23.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0MX8000BPF2ESMC0@a-mtaout23.012.net.il>; Tue, 03 Dec 2013 15:06:14 +0200 (IST) In-reply-to: <87li02urog.fsf@gmail.com> X-012-Sender: halo1@inter.net.il X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.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:81306 Archived-At: > From: Thierry Volpiatto > Date: Tue, 03 Dec 2013 11:58:39 +0100 > > Thierry Volpiatto writes: > > > Eli Zaretskii writes: > > > >>> From: Thierry Volpiatto > >>> Date: Tue, 03 Dec 2013 10:26:19 +0100 > >>> > >>> 1) Go to scratch buffer > >>> > >>> 2) `switch-to-buffer-other-window' in a consequent buffer > >> > >> What do you mean by "consequent buffer"? > > > > Use a buffer that is longer enough to scroll (i.e in emacs -Q *Messages* > > is not long enough to be scrolled) > > > >> Is this in "emacs -Q" or in a session that has other buffers besides > >> *scratch* and *Messages*? > > > > In both. > > To make this happen faster, you can repeat the recipe I sent, then when > you see nothing happen, hit `C-x o', the window is immediately scrolled. If I evaluate the expression via "M-:", I don't see any problem, the other buffer is scrolled immediately. I still am not sure I did what you meant me to do (rant: why is it that some Emacs developers don't bother to post detailed enough recipes that spell everything out and leave no t's uncrossed?). Here's what I did: emacs -Q C-x C-f src/xdisp.c RET C-x 4 b *scratch* RET M-: (with-selected-window (next-window) (scroll-up 12)) RET This scrolls immediately. Perhaps you meant to type the expression in *scratch* and evaluate it with C-j or C-x C-e? If so, I can indeed confirm that the scroll doesn't happen in that case. I'm guessing this is due to the latest Stefan's changes, because in an older build I don't see this.