From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: Edebug corrupting point in buffers; we need buffer-point and set-buffer-point, perhaps. Date: Mon, 31 Oct 2022 13:21:57 -0400 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="7628"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: emacs-devel@gnu.org To: Alan Mackenzie Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org+ged-emacs-devel=m.gmane-mx.org@gnu.org Mon Oct 31 18:23:02 2022 Return-path: Envelope-to: ged-emacs-devel@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 1opYV3-0001lI-T6 for ged-emacs-devel@m.gmane-mx.org; Mon, 31 Oct 2022 18:23:02 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1opYUl-00069L-9x; Mon, 31 Oct 2022 13:22:43 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1opYUH-0005zK-Dv for emacs-devel@gnu.org; Mon, 31 Oct 2022 13:22:31 -0400 Original-Received: from mailscanner.iro.umontreal.ca ([132.204.25.50]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1opYUB-0000a0-Co for emacs-devel@gnu.org; Mon, 31 Oct 2022 13:22:10 -0400 Original-Received: from pmg3.iro.umontreal.ca (localhost [127.0.0.1]) by pmg3.iro.umontreal.ca (Proxmox) with ESMTP id 8CFAE4415DC; Mon, 31 Oct 2022 13:22:00 -0400 (EDT) Original-Received: from mail01.iro.umontreal.ca (unknown [172.31.2.1]) by pmg3.iro.umontreal.ca (Proxmox) with ESMTP id 3E695441778; Mon, 31 Oct 2022 13:21:59 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=iro.umontreal.ca; s=mail; t=1667236919; bh=pTZSxxPJGB836n+RkWctZSKMo8w5Erkl2nEBz8w7qeI=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=ZcVCADTjH/mF74VxCW7EVJlxZlD+6Iwp6CJt1DJPUp5rk2v5rhNI/Tlszp/MCM0tp y54ZzhRacqiFW+TGcx9177J12dl8Fq2m5KCtW23VYHBAsG9FFOuIk7weDzDEMWvBhX df7WF6Hwqmkv/CK8J1fUVx4gVcViNkkgvAB1hXFMxixujyTpLwTBDI+shjKt21zqsm 0VT017S7mZsQHcWNMJSFOUjs8KV5iloycMq9t10Kg6zuFABguQsOhNtDQlGufplIAt qncdpYxrQXDGIT5p5DCN5LGDcTgqmYwFvF0OpS8JTeEat07y8fqBRWR7OuyruKCZZz loIqt6sYxttxQ== Original-Received: from lechazo (lechon.iro.umontreal.ca [132.204.27.242]) by mail01.iro.umontreal.ca (Postfix) with ESMTPSA id 16B16120377; Mon, 31 Oct 2022 13:21:59 -0400 (EDT) In-Reply-To: (Alan Mackenzie's message of "Mon, 31 Oct 2022 11:43:15 +0000") Received-SPF: pass client-ip=132.204.25.50; envelope-from=monnier@iro.umontreal.ca; helo=mailscanner.iro.umontreal.ca X-Spam_score_int: -42 X-Spam_score: -4.3 X-Spam_bar: ---- X-Spam_report: (-4.3 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: "Emacs-devel" Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org+ged-emacs-devel=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.devel:298876 Archived-At: > A few weeks ago, I was attempting to edebug a program which itself > scanned through a buffer B. That buffer was also displayed in a window > (or possibly two windows). Each time the program went into edebug, the > point in B got corrupted. Re-reading this email I now realize that I've seen similar problems without Edebug. Maybe we should try and make sure redisplay itself (rather than, or in addition, I'm not sure) preserves buffer points? Stefan