From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Marcin Borkowski Newsgroups: gmane.emacs.help Subject: Re: hline Date: Thu, 07 Jan 2021 16:23:20 +0100 Message-ID: <87a6tksrdj.fsf@mbork.pl> References: <87sg7ds1wp.fsf@zoho.eu> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="35492"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: mu4e 1.1.0; emacs 28.0.50 Cc: help-gnu-emacs@gnu.org To: Emanuel Berg Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Thu Jan 07 16:24:39 2021 Return-path: Envelope-to: geh-help-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 1kxX9T-000954-9x for geh-help-gnu-emacs@m.gmane-mx.org; Thu, 07 Jan 2021 16:24:39 +0100 Original-Received: from localhost ([::1]:38450 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kxX9S-0003Or-57 for geh-help-gnu-emacs@m.gmane-mx.org; Thu, 07 Jan 2021 10:24:38 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:41966) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kxX8f-0003N2-C1 for help-gnu-emacs@gnu.org; Thu, 07 Jan 2021 10:23:49 -0500 Original-Received: from mail.mojserwer.eu ([195.110.48.8]:46058) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kxX8b-00015e-Jb for help-gnu-emacs@gnu.org; Thu, 07 Jan 2021 10:23:49 -0500 Original-Received: from localhost (localhost [127.0.0.1]) by mail.mojserwer.eu (Postfix) with ESMTP id 8C7C8E6D6D; Thu, 7 Jan 2021 16:23:24 +0100 (CET) X-Virus-Scanned: Debian amavisd-new at mail.mojserwer.eu Original-Received: from mail.mojserwer.eu ([127.0.0.1]) by localhost (mail.mojserwer.eu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 24uhB9JfzHlU; Thu, 7 Jan 2021 16:23:20 +0100 (CET) Original-Received: from localhost (83.8.194.24.ipv4.supernova.orange.pl [83.8.194.24]) by mail.mojserwer.eu (Postfix) with ESMTPSA id 87F29E6CC6; Thu, 7 Jan 2021 16:23:20 +0100 (CET) In-reply-to: <87sg7ds1wp.fsf@zoho.eu> Received-SPF: pass client-ip=195.110.48.8; envelope-from=mbork@mbork.pl; helo=mail.mojserwer.eu X-Spam_score_int: -25 X-Spam_score: -2.6 X-Spam_bar: -- X-Spam_report: (-2.6 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.io gmane.emacs.help:127054 Archived-At: On 2021-01-07, at 07:21, Emanuel Berg via Users list for the GNU Emacs text editor wrote: > (defun hline (&optional char) > (interactive "P") > (let ((len (- (window-width) (current-column) 1)) > (c (or char ?-)) ) > (insert (make-string len c)) )) Funny how I wrote an almost identical function just two days ago... Though I used (1- (window-width)), since in my use case I knew that (current-column) would be zero. Anybody knows why it is necessary to subtract 1? Best, -- Marcin Borkowski http://mbork.pl