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.help Subject: Re: A ton of marker entry in buffer-und-list Date: Fri, 26 Feb 2021 15:32:24 +0200 Message-ID: <834khzq7iv.fsf@gnu.org> References: <72F34690-3033-4CC5-8AFC-89C6158AA65D@gmail.com> <83k0qvqnul.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="12639"; mail-complaints-to="usenet@ciao.gmane.io" To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Fri Feb 26 14:33:57 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 1lFdFk-00039v-HM for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 26 Feb 2021 14:33:56 +0100 Original-Received: from localhost ([::1]:60232 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lFdFj-0000z5-F1 for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 26 Feb 2021 08:33:55 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:60986) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lFdEU-0000xS-JV for help-gnu-emacs@gnu.org; Fri, 26 Feb 2021 08:32:39 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:60644) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lFdES-0004Uv-SY for help-gnu-emacs@gnu.org; Fri, 26 Feb 2021 08:32:38 -0500 Original-Received: from 84.94.185.95.cable.012.net.il ([84.94.185.95]:2206 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1lFdEQ-0008WD-72 for help-gnu-emacs@gnu.org; Fri, 26 Feb 2021 08:32:36 -0500 In-Reply-To: (message from Yuan Fu on Fri, 26 Feb 2021 08:20:51 -0500) 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:128275 Archived-At: > From: Yuan Fu > Date: Fri, 26 Feb 2021 08:20:51 -0500 > Cc: help-gnu-emacs@gnu.org > > (# . -1) > > … hundreds of this. > > Any idea of what is happening? What is this marker? > > Doesn't the ELisp manual provide an answer to that question? It does > describe the structure and the meaning of such an element in > undo-list. > > I know what they mean but it is quite strange to have some many of (# . -1) in > buffer-undo-list—it is a new buffer and I didn’t create any marker in it, so it shouldn’t have hundreds of > markers to move. hard to say without seeing the code which produces this effect. What is at position 27 in buffer 'a'?