From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: custom-set-variables considered harmful Date: Fri, 24 Nov 2017 12:56:30 -0500 Message-ID: References: NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Trace: blaine.gmane.org 1511546245 815 195.159.176.226 (24 Nov 2017 17:57:25 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 24 Nov 2017 17:57:25 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Nov 24 18:57:21 2017 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1eIIDw-0007xt-UE for ged-emacs-devel@m.gmane.org; Fri, 24 Nov 2017 18:57:13 +0100 Original-Received: from localhost ([::1]:50568 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eIIE4-00032J-Dc for ged-emacs-devel@m.gmane.org; Fri, 24 Nov 2017 12:57:20 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:43408) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eIIDW-00030f-0y for emacs-devel@gnu.org; Fri, 24 Nov 2017 12:56:46 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eIIDS-00056J-Tq for emacs-devel@gnu.org; Fri, 24 Nov 2017 12:56:46 -0500 Original-Received: from [195.159.176.226] (port=54933 helo=blaine.gmane.org) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1eIIDS-000515-Me for emacs-devel@gnu.org; Fri, 24 Nov 2017 12:56:42 -0500 Original-Received: from list by blaine.gmane.org with local (Exim 4.84_2) (envelope-from ) id 1eIIDE-0005N9-UM for emacs-devel@gnu.org; Fri, 24 Nov 2017 18:56:28 +0100 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 14 Original-X-Complaints-To: usenet@blaine.gmane.org Cancel-Lock: sha1:0a5rr9vYFg63AxVMB314GNf7hhM= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 195.159.176.226 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:220435 Archived-At: > I think that's a bug, though — multiple packages of mine have specific code > to deal with this (users using setq instead of customize-set-variable). Variables which need customize-set-variable will be printed as (customize-set-variable 'VAR VAL) so that shouldn't be a problem. > I like the direction of this patch very much, but I'm not a fan of this: it > seems too error-prone. It'd be much better if copying from the special form > was safe (at least in the vast majority of cases). I consider it as safe in the vast majority of cases. Stefan