From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: "Pascal J. Bourguignon" Newsgroups: gmane.emacs.help Subject: Re: Anti-ignore? Date: Fri, 11 Sep 2015 04:08:52 +0200 Organization: Informatimago Message-ID: <877fnx907f.fsf@kuiper.lan.informatimago.com> References: <87fv2l9asn.fsf@kuiper.lan.informatimago.com> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Trace: ger.gmane.org 1441937432 21433 80.91.229.3 (11 Sep 2015 02:10:32 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 11 Sep 2015 02:10:32 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Fri Sep 11 04:10:23 2015 Return-path: Envelope-to: geh-help-gnu-emacs@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 1ZaDn9-0004sc-Cu for geh-help-gnu-emacs@m.gmane.org; Fri, 11 Sep 2015 04:10:19 +0200 Original-Received: from localhost ([::1]:53466 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZaDn8-0005ZA-Sw for geh-help-gnu-emacs@m.gmane.org; Thu, 10 Sep 2015 22:10:18 -0400 Original-Path: usenet.stanford.edu!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail Original-Newsgroups: gnu.emacs.help Original-Lines: 33 Original-X-Trace: individual.net yyYdlBGNoTzdA/9DLtA6MQ2NGu8uSsrkio2U3UVrxQnoClI4VF Cancel-Lock: sha1:MGJlYTY3OTM2ZjQzNGE1MTZmMmRlZmUyZmYwODc3NTJiM2FkNmNjMw== sha1:odyMxPObtx9Tc8jNt15NYJYayAQ= Face: iVBORw0KGgoAAAANSUhEUgAAADAAAAAwAQMAAABtzGvEAAAABlBMVEUAAAD///+l2Z/dAAAA oElEQVR4nK3OsRHCMAwF0O8YQufUNIQRGIAja9CxSA55AxZgFO4coMgYrEDDQZWPIlNAjwq9 033pbOBPtbXuB6PKNBn5gZkhGa86Z4x2wE67O+06WxGD/HCOGR0deY3f9Ijwwt7rNGNf6Oac l/GuZTF1wFGKiYYHKSFAkjIo1b6sCYS1sVmFhhhahKQssRjRT90ITWUk6vvK3RsPGs+M1RuR mV+hO/VvFAAAAABJRU5ErkJggg== X-Accept-Language: fr, es, en User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3 (gnu/linux) Original-Xref: usenet.stanford.edu gnu.emacs.help:214856 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.14 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.org@gnu.org Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:107140 Archived-At: Emanuel Berg writes: > "Pascal J. Bourguignon" > writes: > >>> the `ignore' function accepts any number of >>> arguments and returns nil. Is there a `canonical' >>> function which would accept any number of arguments >>> and return t? (Note: I /can/ implement it >>> myself;-), I'm just curious whether this exists - >>> I couldn't find it.) >> >> (funcall (constantly t) 'what 'ever) --> t > > That yields: > > (void-function constantly) in funcall > > How about: Indeed, you are missing this function; it's in pjb-emacs.el ;; with lexical-binding:t of course: (defun constantly (value) (lambda (&rest arguments) (declare (ignore arguments)) value)) -- __Pascal Bourguignon__ http://www.informatimago.com/ “The factory of the future will have only two employees, a man and a dog. The man will be there to feed the dog. The dog will be there to keep the man from touching the equipment.” -- Carl Bass CEO Autodesk