From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: More convenient default rollback for users Date: Tue, 29 Mar 2016 19:51:17 +0300 Message-ID: <83egatw7lm.fsf@gnu.org> References: <83io05w9s7.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1459270328 2081 80.91.229.3 (29 Mar 2016 16:52:08 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 29 Mar 2016 16:52:08 +0000 (UTC) Cc: emacs-devel@gnu.org To: Lars Magne Ingebrigtsen Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Tue Mar 29 18:52:03 2016 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1akws6-0001p7-DO for ged-emacs-devel@m.gmane.org; Tue, 29 Mar 2016 18:52:02 +0200 Original-Received: from localhost ([::1]:48739 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1akws5-0004OB-JV for ged-emacs-devel@m.gmane.org; Tue, 29 Mar 2016 12:52:01 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:47360) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1akwrm-0004JG-Vd for emacs-devel@gnu.org; Tue, 29 Mar 2016 12:51:48 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1akwrd-0005Q4-IF for emacs-devel@gnu.org; Tue, 29 Mar 2016 12:51:42 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:34760) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1akwrd-0005Pz-F7; Tue, 29 Mar 2016 12:51:33 -0400 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:2181 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.82) (envelope-from ) id 1akwrc-000660-Rf; Tue, 29 Mar 2016 12:51:33 -0400 In-reply-to: (message from Lars Magne Ingebrigtsen on Tue, 29 Mar 2016 18:31:06 +0200) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 2001:4830:134:3::e X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 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-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:202394 Archived-At: > From: Lars Magne Ingebrigtsen > Cc: emacs-devel@gnu.org > Date: Tue, 29 Mar 2016 18:31:06 +0200 > > Eli Zaretskii writes: > > > How do you do that with defcustoms? > > I don't know. Does defcustom offer something like that? > > In any case, having the user go through the custom interface is way too > much work. The problem is that some options are supposed to be changed via defcustoms, because those invoke a special function for the new value to take effect. In NEWS, we usually say "customize the option so-and-so to such-and-such value", but how do you do that in copy/paste-able way? invoke the function by hand?