From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Drew Adams Newsgroups: gmane.emacs.help Subject: RE: Possible misleading example in `Incremental Search' Info node Date: Thu, 4 Aug 2016 07:21:06 -0700 (PDT) Message-ID: <3c73d2fb-04c9-4c2b-ba61-cdeed1473a36@default> References: <87k2fwbu0w.fsf@rudiments.goosenet.in> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable X-Trace: blaine.gmane.org 1470320661 23830 195.159.176.226 (4 Aug 2016 14:24:21 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Thu, 4 Aug 2016 14:24:21 +0000 (UTC) To: Udyant Wig , help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Thu Aug 04 16:24:17 2016 Return-path: Envelope-to: geh-help-gnu-emacs@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 1bVJYr-000314-8g for geh-help-gnu-emacs@m.gmane.org; Thu, 04 Aug 2016 16:23:49 +0200 Original-Received: from localhost ([::1]:40174 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bVJYn-0001l4-2U for geh-help-gnu-emacs@m.gmane.org; Thu, 04 Aug 2016 10:23:45 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:46283) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bVJWQ-0008LZ-AK for help-gnu-emacs@gnu.org; Thu, 04 Aug 2016 10:21:19 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bVJWK-00024l-Sj for help-gnu-emacs@gnu.org; Thu, 04 Aug 2016 10:21:17 -0400 Original-Received: from aserp1040.oracle.com ([141.146.126.69]:44344) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bVJWK-00024h-JM for help-gnu-emacs@gnu.org; Thu, 04 Aug 2016 10:21:12 -0400 Original-Received: from userv0022.oracle.com (userv0022.oracle.com [156.151.31.74]) by aserp1040.oracle.com (Sentrion-MTA-4.3.2/Sentrion-MTA-4.3.2) with ESMTP id u74ELB8L024142 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 4 Aug 2016 14:21:11 GMT Original-Received: from aserv0122.oracle.com (aserv0122.oracle.com [141.146.126.236]) by userv0022.oracle.com (8.14.4/8.13.8) with ESMTP id u74ELAi5003216 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Thu, 4 Aug 2016 14:21:11 GMT Original-Received: from abhmp0009.oracle.com (abhmp0009.oracle.com [141.146.116.15]) by aserv0122.oracle.com (8.13.8/8.13.8) with ESMTP id u74EL7Je009208; Thu, 4 Aug 2016 14:21:08 GMT In-Reply-To: <87k2fwbu0w.fsf@rudiments.goosenet.in> X-Priority: 3 X-Mailer: Oracle Beehive Extensions for Outlook 2.0.1.9 (901082) [OL 12.0.6744.5000 (x86)] X-Source-IP: userv0022.oracle.com [156.151.31.74] X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.4.x-2.6.x [generic] X-Received-From: 141.146.126.69 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.21 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" Xref: news.gmane.org gmane.emacs.help:111065 Archived-At: > I was reading the _Incremental_Search_ Info node in the Emacs manual. > In "15.1.4 Special Input for Incremental Search", found via >=20 > (info "(emacs)Special Isearch") >=20 > the second paragraph discusses "lax space matching", and its second and > third sentences read as follows in my version of Emacs: >=20 > Hence, 'foo bar' matches 'foo bar', 'foo bar', 'foo bar', and so on > (but not 'foobar'). More precisely, Emacs matches each sequence of > space characters in the search string to a regular expression > specified by the variable 'search-whitespace-regexp'. >=20 > From my understanding of that full paragraph, the following illustrates > the default behaviour. Suppose that we have the text >=20 > foobar > foo bar > foo bar > foo bar Good catch. I've reported that regression (using `M-x report-emacs-bug') as bug #24151. http://debbugs.gnu.org/cgi/bugreport.cgi?bug=3D24151