From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: Change in files.el Date: Wed, 01 Feb 2017 14:56:55 +0200 Message-ID: <838tpqvzl4.fsf@gnu.org> References: <83bmurz0y9.fsf@gnu.org> <8360kzyxor.fsf@gnu.org> <83ziibxg7j.fsf@gnu.org> <83y3xvxfbs.fsf@gnu.org> <87bmurjack.fsf@udel.edu> <83sho3x9gb.fsf@gnu.org> <20170201034912.GA15975@holos.localdomain> Reply-To: Eli Zaretskii NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 8bit X-Trace: blaine.gmane.org 1485954920 9570 195.159.176.226 (1 Feb 2017 13:15:20 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Wed, 1 Feb 2017 13:15:20 +0000 (UTC) Cc: mvoteiza@udel.edu, monnier@iro.umontreal.ca, emacs-devel@gnu.org To: =?windows-1252?Q?Cl=E9ment?= Pit-Claudel Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed Feb 01 14:15:10 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 1cYukf-00023W-Dj for ged-emacs-devel@m.gmane.org; Wed, 01 Feb 2017 14:15:09 +0100 Original-Received: from localhost ([::1]:50669 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cYukk-0007no-Qv for ged-emacs-devel@m.gmane.org; Wed, 01 Feb 2017 08:15:14 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:60543) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cYuTN-0000qj-Ut for emacs-devel@gnu.org; Wed, 01 Feb 2017 07:57:18 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cYuTK-0007pS-SC for emacs-devel@gnu.org; Wed, 01 Feb 2017 07:57:18 -0500 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:36569) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cYuTK-0007pM-P9; Wed, 01 Feb 2017 07:57:14 -0500 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:1616 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1cYuTJ-0006nL-Qz; Wed, 01 Feb 2017 07:57:14 -0500 In-reply-to: (message from =?windows-1252?Q?Cl=E9ment?= Pit-Claudel on Wed, 1 Feb 2017 02:33:14 -0500) 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: 2.1.21 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:211840 Archived-At: > Cc: monnier@iro.umontreal.ca, emacs-devel@gnu.org > From: Clément Pit-Claudel > Date: Wed, 1 Feb 2017 02:33:14 -0500 > > Well, it's not uncommon to want to extend existing behavior, and add-function lets you do it easily — more easily than if the variable may be nil. Easier than using setq? I doubt that.