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: Undo defalias Date: Fri, 03 Mar 2023 17:52:46 +0200 Message-ID: <83v8jhbzn5.fsf@gnu.org> References: <878rgioa5f.fsf@telefonica.net> <7c6ec4cae36f1fba2e3b@heytings.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="13983"; 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 Mar 03 16:53:20 2023 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 1pY7ih-0003T7-Vy for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 03 Mar 2023 16:53:20 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pY7iS-0000vd-7L; Fri, 03 Mar 2023 10:53:04 -0500 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 1pY7iP-0000r6-T2 for help-gnu-emacs@gnu.org; Fri, 03 Mar 2023 10:53:02 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pY7iP-0000Gu-KV for help-gnu-emacs@gnu.org; Fri, 03 Mar 2023 10:53:01 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=5q+sRBmLrDZNkNxLYC+J+w7HzfMoen+gfqZ99jevzbg=; b=ibROxm2K+gBU 7OS5pFTQ4vk31cS1AKKRyw2sJX1b6nNRwHzrM09j5y/scT3aHdT+y/VYB+hnPscH052beC0GGP8eW 6RSrcoUvvUGtEDge/piLLf7SGwcyShooqJVzPo2DJ/fTopArF9AESMIwsE9cRGc+PHUQoAEWpKY7q dIaVtGuP6KxWCwvFiTF+OFmZ8wXLD4sTOzP0yRCOaRqVMhnNHM8N4pbx7qPtm0oHQe4Fh3dKVM40S dNP2qKYVhPnKkmz1naOYVFEyE95bGtOJ2Hzm2YiCCl/Lv/8J91Y3PIoDYPX+RZhJBzRyWMGrD5++Y Y1fQd7IYIHwvR1fU3P4emQ==; Original-Received: from [87.69.77.57] (helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pY7iP-0003Vm-1D for help-gnu-emacs@gnu.org; Fri, 03 Mar 2023 10:53:01 -0500 In-Reply-To: (message from Stefan Monnier via Users list for the GNU Emacs text editor on Fri, 03 Mar 2023 10:49:57 -0500) X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.29 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-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.help:142913 Archived-At: > Date: Fri, 03 Mar 2023 10:49:57 -0500 > From: Stefan Monnier via Users list for the GNU Emacs text editor > > AFAIK most cases where `message` can end up aliased to `ignore` is when > you have code doing > > (cl-letf (((symbol-function 'message) #'ignore)) > ...) > > In that case, the previous value won't be found in `function-history`. Maybe we should modify cl-letf (and other methods, if any) to record the changes in function-history?