From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#43835: 28.0.50; auto-hscroll-mode/current-line + show-paren-mode + gnus-summary-mode = bug Date: Thu, 08 Oct 2020 14:55:58 +0300 Message-ID: <83y2kh6iep.fsf@gnu.org> References: <87lfgjnq2m.fsf@gmx.net> <83lfgj9nml.fsf@gnu.org> <87h7r7nmqx.fsf@gmx.net> <83h7r6a4yg.fsf@gnu.org> <87eem9n4dg.fsf@gmx.net> <834kn586up.fsf@gnu.org> <87pn5tdsc5.fsf@gmx.net> <831ri984nc.fsf@gnu.org> <87lfghdnqo.fsf@gmx.net> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="18523"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 43835@debbugs.gnu.org To: Stephen Berman Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Oct 08 13:56:11 2020 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1kQUWo-0004h7-Co for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 08 Oct 2020 13:56:10 +0200 Original-Received: from localhost ([::1]:38676 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kQUWn-0001jT-Bn for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 08 Oct 2020 07:56:09 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:52638) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kQUWg-0001jK-P7 for bug-gnu-emacs@gnu.org; Thu, 08 Oct 2020 07:56:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:47308) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kQUWg-0000QW-Cw for bug-gnu-emacs@gnu.org; Thu, 08 Oct 2020 07:56:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1kQUWg-00031p-Cp for bug-gnu-emacs@gnu.org; Thu, 08 Oct 2020 07:56:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 08 Oct 2020 11:56:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 43835 X-GNU-PR-Package: emacs Original-Received: via spool by 43835-submit@debbugs.gnu.org id=B43835.160215815811629 (code B ref 43835); Thu, 08 Oct 2020 11:56:02 +0000 Original-Received: (at 43835) by debbugs.gnu.org; 8 Oct 2020 11:55:58 +0000 Original-Received: from localhost ([127.0.0.1]:58854 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kQUWb-00031V-Vq for submit@debbugs.gnu.org; Thu, 08 Oct 2020 07:55:58 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:45788) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kQUWa-00031F-3k for 43835@debbugs.gnu.org; Thu, 08 Oct 2020 07:55:56 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:34722) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kQUWU-0000Lb-QH; Thu, 08 Oct 2020 07:55:50 -0400 Original-Received: from [176.228.60.248] (port=2276 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1kQUWU-000055-2s; Thu, 08 Oct 2020 07:55:50 -0400 In-Reply-To: <87lfghdnqo.fsf@gmx.net> (message from Stephen Berman on Thu, 08 Oct 2020 12:18:55 +0200) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:190076 Archived-At: > From: Stephen Berman > Cc: 43835@debbugs.gnu.org > Date: Thu, 08 Oct 2020 12:18:55 +0200 > > I can see the problem is a real .el file, but it seems to depend on the > form of the line and other conditions I don't understand. I visited > bindings.el and added the following line (with no line break, in case > one gets added to it in the email) at the end of the file: Like I said: this happens when the problematic line is either the very first or the very last line of the buffer. I think you are describing the latter situation? > (setq bla "Subject: Re: bug#39280: 27.0.60; wdired-get-filename ignores first argument") > > Then I added a newline, evaluated (setq auto-hscroll-mode 'current-line > truncate-lines t) and enabled show-paren-mode. With point at the > beginning of the above line I typed `C-e' and the line scrolled left and > the end of the line remained visible, i.e., no problem. Then I deleted > the final `)', typed `C-a C-e' and the line scrolled left and then > immediately undid the hscroll so the end of the line was not visible but > after a fraction of a second it scrolled left again and the end of the > line remained visible. Then I additionally deleted the final `"', typed > `C-a C-e' and the line scrolled left and now the end of the line > remained out of view indefinitely. This even though the final line does > now does not end with a parenthesis group, in contrast to all previous > cases where I've seen the problem. And indeed, if I restart the > experiment in a fresh emacs -Q and insert just `(setq bla "Subject: Re: > bug#39280: 27.0.60; wdired-get-filename ignores first argument' -- > i.e. without the closing `")' -- plus a newline and make the other > necessary settings, then I see no hscrolling problem. Can you replicate > these observations? I don't see them after fixing the problem. Is it still necessary to see if they existed before the fix? Thanks.