From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Leo Liu Newsgroups: gmane.emacs.devel Subject: Re: Change in files.el Date: Tue, 31 Jan 2017 12:19:20 +0800 Message-ID: References: <83mvebzh0k.fsf@gnu.org> <83bmurz0y9.fsf@gnu.org> <8360kzyxor.fsf@gnu.org> <83ziibxg7j.fsf@gnu.org> <83y3xvxfbs.fsf@gnu.org> <83wpdfxe96.fsf@gnu.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1485836408 24049 195.159.176.226 (31 Jan 2017 04:20:08 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Tue, 31 Jan 2017 04:20:08 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1 (macOS 10.12.3) To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Tue Jan 31 05:20:05 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 1cYPvI-0006A4-LN for ged-emacs-devel@m.gmane.org; Tue, 31 Jan 2017 05:20:04 +0100 Original-Received: from localhost ([::1]:36085 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cYPvO-0003xu-4k for ged-emacs-devel@m.gmane.org; Mon, 30 Jan 2017 23:20:10 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:60262) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cYPul-0003xm-0X for emacs-devel@gnu.org; Mon, 30 Jan 2017 23:19:31 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cYPuh-0008JC-Uv for emacs-devel@gnu.org; Mon, 30 Jan 2017 23:19:31 -0500 Original-Received: from [195.159.176.226] (port=55084 helo=blaine.gmane.org) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1cYPuh-0008Iy-Ny for emacs-devel@gnu.org; Mon, 30 Jan 2017 23:19:27 -0500 Original-Received: from list by blaine.gmane.org with local (Exim 4.84_2) (envelope-from ) id 1cYPua-0004XJ-P7 for emacs-devel@gnu.org; Tue, 31 Jan 2017 05:19:20 +0100 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 8 Original-X-Complaints-To: usenet@blaine.gmane.org Face: iVBORw0KGgoAAAANSUhEUgAAACgAAAAoBAMAAAB+0KVeAAAAElBMVEUAAAAAAP+LRRP0pGC+ vr7///+7mT1iAAAAAWJLR0QAiAUdSAAAAAlwSFlzAAALEwAACxMBAJqcGAAAAAd0SU1FB9cBBwMO DhglKe4AAAEsSURBVCjPbZNBboQwDEV/Cd4X9QJRThApmn0XYW+Jyf2v0m+HhqDBgiAe9rcTG7QH w/1Vn2Ar8gBb/ocywSN3qK9T3z4eFDB4eApocBpeBs1RSykoJd8gQcm8pGmHXFso3ajnmsqV0TnY DQkOfXUfN5NwaI7AWTVOyEhcu1aHmdWItHddUVUcUgUBCkitu8V6ditHVOVdqzl2EQ1ZVGTbdK0V 7cqn8vWzoU5Q/bF9Y/Y0cRU1xwkys5dJ+Dt6pBDWifcNQml8Gh2JVmPSoQzo7en0grswkxrUGYJ7 0hSxxAGr7ZMwYcHIzprpi7TENEE1xtiYxixRlCfPBsUUrwHD7uGIwATrbnODJcVrPpVn3hxiGloe m/S+z3CtuzUSMo83N4DPH+F0evwR3P4A2k+75838OKQAAAAASUVORK5CYII= Cancel-Lock: sha1:R7E2YOAPgON9zwBrz4HXu4Qo2Rw= 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:211784 Archived-At: On 2017-01-30 10:58 -0500, John Wiegley wrote: > Can add-function infer that a -function variable with a value of "nil" is > equivalent to it having a value of 'ignore? It doesn't make sense for add-function to default to #'ignore. In many cases `nil' of these variables doesn't mean #'ignore. Leo