From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Bastien Newsgroups: gmane.emacs.devel Subject: Re: Usefulness of (t nil) as the last sexp in (cond ...) constructs? Date: Sun, 19 Aug 2012 14:45:00 +0200 Message-ID: <87boi7uk37.fsf@gnu.org> References: <87mx1rthxb.fsf@altern.org> <87a9xrazm7.fsf@Rainer.invalid> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1345380287 26597 80.91.229.3 (19 Aug 2012 12:44:47 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 19 Aug 2012 12:44:47 +0000 (UTC) Cc: emacs-devel@gnu.org To: Achim Gratz Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sun Aug 19 14:44:47 2012 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 1T34ry-0000MJ-C6 for ged-emacs-devel@m.gmane.org; Sun, 19 Aug 2012 14:44:42 +0200 Original-Received: from localhost ([::1]:57780 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1T34rx-000087-4z for ged-emacs-devel@m.gmane.org; Sun, 19 Aug 2012 08:44:41 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:35470) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1T34ru-00007r-9h for emacs-devel@gnu.org; Sun, 19 Aug 2012 08:44:39 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1T34rt-0006Hc-BH for emacs-devel@gnu.org; Sun, 19 Aug 2012 08:44:38 -0400 Original-Received: from mail-wg0-f49.google.com ([74.125.82.49]:44139) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1T34rt-0006HY-4i for emacs-devel@gnu.org; Sun, 19 Aug 2012 08:44:37 -0400 Original-Received: by wgbez12 with SMTP id ez12so3877778wgb.30 for ; Sun, 19 Aug 2012 05:44:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:from:to:cc:subject:in-reply-to:references:user-agent:date :message-id:mime-version:content-type; bh=haBLBBpKqAuUCTw4mSiD4ft1noJtcjuxmbmveCZzkdw=; b=cQvUT3hEgxxYVPsVxeGUKqVMUHL1KLLlPNGuSBEcig9bFuBAv63sooBcR0k2B2YEen K2PCc3QO44dXXgNEFBUfGnEwG5uJLgA78X4B/fzIrNhSaaoFdCqU4XUXwF7MhO4GGR1y W9UgHvjmIAUAMSyyNIfHP8zkJC8Aco9lxA+qR5AXvELZiBwQcF7WXKMUGt/kTfpBNG08 HLS/C7SdgVVLVAR5zcsOqD/Cbu3IGA5tq6Y9I6eWDywLUr7fky8t+NmR2wJOKJFCTA9d HndHpuc7Ld508MKA8dsddGuXEZR9WB9ZHMYtjZ3XF1aHyvTiKTSc+9tEZswPX/B0KLWE yDjw== Original-Received: by 10.180.107.103 with SMTP id hb7mr20346255wib.3.1345380276305; Sun, 19 Aug 2012 05:44:36 -0700 (PDT) Original-Received: from myhost.localdomain (mar75-2-81-56-68-112.fbx.proxad.net. [81.56.68.112]) by mx.google.com with ESMTPS id b7sm32608087wiz.9.2012.08.19.05.44.34 (version=TLSv1/SSLv3 cipher=OTHER); Sun, 19 Aug 2012 05:44:35 -0700 (PDT) Original-Received: by myhost.localdomain (Postfix, from userid 1000) id 4087888BA; Sun, 19 Aug 2012 14:45:01 +0200 (CEST) In-Reply-To: <87a9xrazm7.fsf@Rainer.invalid> (Achim Gratz's message of "Sun, 19 Aug 2012 13:29:52 +0200") User-Agent: Gnus/5.130006 (Ma Gnus v0.6) Emacs/24.2.50 (gnu/linux) X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 74.125.82.49 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:152674 Archived-At: Achim Gratz writes: > It's a nice (redundant) reminder that "if none of the other conditions > is true, this form returns nil". Okay. In many cases, this reminder is not useful, as it is obvious from the code. I've removed (t nil) in such cases in org-mode git repo. -- Bastien