From mboxrd@z Thu Jan  1 00:00:00 1970
Path: news.gmane.org!not-for-mail
From: Stefan Monnier <monnier@iro.umontreal.ca>
Newsgroups: gmane.emacs.help
Subject: Re: symbols verses words
Date: Fri, 04 Mar 2011 23:36:53 -0500
Organization: A noiseless patient Spider
Message-ID: <jwvaahauquk.fsf-monnier+gnu.emacs.help@gnu.org>
References: <mailman.10.1299111607.15358.help-gnu-emacs@gnu.org>
NNTP-Posting-Host: lo.gmane.org
Mime-Version: 1.0
Content-Type: text/plain
X-Trace: dough.gmane.org 1299300144 482 80.91.229.12 (5 Mar 2011 04:42:24 GMT)
X-Complaints-To: usenet@dough.gmane.org
NNTP-Posting-Date: Sat, 5 Mar 2011 04:42:24 +0000 (UTC)
To: help-gnu-emacs@gnu.org
Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Sat Mar 05 05:42:20 2011
Return-path: <help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org>
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 <help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org>)
	id 1PvjJr-0008QK-HX
	for geh-help-gnu-emacs@m.gmane.org; Sat, 05 Mar 2011 05:42:19 +0100
Original-Received: from localhost ([127.0.0.1]:39780 helo=lists.gnu.org)
	by lists.gnu.org with esmtp (Exim 4.43)
	id 1PvjJr-0004HL-5E
	for geh-help-gnu-emacs@m.gmane.org; Fri, 04 Mar 2011 23:42:19 -0500
Original-Path: usenet.stanford.edu!news-transit.tcx.org.uk!eternal-september.org!feeder.eternal-september.org!.POSTED!not-for-mail
Original-Newsgroups: gnu.emacs.help
Original-Lines: 18
Injection-Info: mx03.eternal-september.org;
	posting-host="WMKA3d+Qi5+cfHdXm7nG3Q"; 
	logging-data="5969"; mail-complaints-to="abuse@eternal-september.org";
	posting-account="U2FsdGVkX1/JUkQzw4x4KXwu64+A7H59"
User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.50 (gnu/linux)
Cancel-Lock: sha1:04zkYDL+1yRRjbBaNSa6PSWIo+g=
	sha1:3VWuVpR/bq//dJfnzQCJHyv99n8=
Original-Xref: usenet.stanford.edu gnu.emacs.help:185621
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 <help-gnu-emacs.gnu.org>
List-Unsubscribe: <http://lists.gnu.org/mailman/listinfo/help-gnu-emacs>,
	<mailto:help-gnu-emacs-request@gnu.org?subject=unsubscribe>
List-Archive: <http://lists.gnu.org/archive/html/help-gnu-emacs>
List-Post: <mailto:help-gnu-emacs@gnu.org>
List-Help: <mailto:help-gnu-emacs-request@gnu.org?subject=help>
List-Subscribe: <http://lists.gnu.org/mailman/listinfo/help-gnu-emacs>,
	<mailto:help-gnu-emacs-request@gnu.org?subject=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:79776
Archived-At: <http://permalink.gmane.org/gmane.emacs.help/79776>

> So, I started looking at isearch-yank-word-or-char and I was going to
> concoct isearch-yank-symbol-or-char and got stuck-- at least briefly.
> Because not only is _ marked as symbol, -, +, /, *, etc are marked as symbol
> characters too.  So now, I'm confused...

Which syntax is assigned to which char depends on the major mode.
What you describe, for example, is not true of C-mode buffers.

> If I have:  this  this_that  this-that

> and search for \_<this\_> I hit the first and third this -- which is exactly
> what I want.

I suspect this test was not performed in the same buffer as the one
in which you checked the syntax of those chars.


        Stefan