From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Kevin Rodgers Newsgroups: gmane.emacs.help Subject: Re: Jump to autoconf macro documentation Date: Mon, 31 Jan 2011 15:11:16 -0700 Message-ID: References: NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Trace: dough.gmane.org 1296514546 2955 80.91.229.12 (31 Jan 2011 22:55:46 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Mon, 31 Jan 2011 22:55:46 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Mon Jan 31 23:55:39 2011 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Pk2ej-00067e-JH for geh-help-gnu-emacs@m.gmane.org; Mon, 31 Jan 2011 23:55:33 +0100 Original-Received: from localhost ([127.0.0.1]:57054 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Pk2ee-0002x1-CY for geh-help-gnu-emacs@m.gmane.org; Mon, 31 Jan 2011 17:55:28 -0500 Original-Received: from [140.186.70.92] (port=43646 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Pk1xp-00014O-A0 for help-gnu-emacs@gnu.org; Mon, 31 Jan 2011 17:11:14 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Pk1xn-0008Rx-Gt for help-gnu-emacs@gnu.org; Mon, 31 Jan 2011 17:11:12 -0500 Original-Received: from lo.gmane.org ([80.91.229.12]:52704) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Pk1xn-0008R3-Ar for help-gnu-emacs@gnu.org; Mon, 31 Jan 2011 17:11:11 -0500 Original-Received: from list by lo.gmane.org with local (Exim 4.69) (envelope-from ) id 1Pk1xk-0007dx-FC for help-gnu-emacs@gnu.org; Mon, 31 Jan 2011 23:11:08 +0100 Original-Received: from c-24-8-96-241.hsd1.co.comcast.net ([24.8.96.241]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Mon, 31 Jan 2011 23:11:07 +0100 Original-Received: from kevin.d.rodgers by c-24-8-96-241.hsd1.co.comcast.net with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Mon, 31 Jan 2011 23:11:07 +0100 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 17 Original-X-Complaints-To: usenet@dough.gmane.org X-Gmane-NNTP-Posting-Host: c-24-8-96-241.hsd1.co.comcast.net User-Agent: Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.4; en-US; rv:1.9.2.13) Gecko/20101207 Thunderbird/3.1.7 In-Reply-To: X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 3) X-Received-From: 80.91.229.12 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:78889 Archived-At: On 1/31/11 3:18 AM, Andrea Crotti wrote: ... > But why in the "condition-case" I need to do "(error nil)" instead of > just "nil" when I return false? As the doc string for condition-case states: (condition-case VAR BODYFORM &rest HANDLERS) ... Each element of HANDLERS looks like (CONDITION-NAME BODY...) A nil handler is the same as (), which does not specify a CONDITION-NAME to handle nor a body for the return value. -- Kevin Rodgers Denver, Colorado, USA