From mboxrd@z Thu Jan 1 00:00:00 1970 Path: main.gmane.org!not-for-mail From: "Stefan Monnier " Newsgroups: gmane.emacs.help Subject: Re: Finding C style comments using isearch-forward-regexp Date: 20 Feb 2003 15:35:43 -0500 Organization: Yale University Sender: help-gnu-emacs-bounces+gnu-help-gnu-emacs=m.gmane.org@gnu.org Message-ID: <5lfzqisna8.fsf@rum.cs.yale.edu> References: <84lm0c9x1e.fsf@lucy.is.informatik.uni-duisburg.de> <5lu1f0rr3h.fsf@rum.cs.yale.edu> <84ptpne7wm.fsf@lucy.is.informatik.uni-duisburg.de> NNTP-Posting-Host: main.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: main.gmane.org 1045773675 8234 80.91.224.249 (20 Feb 2003 20:41:15 GMT) X-Complaints-To: usenet@main.gmane.org NNTP-Posting-Date: Thu, 20 Feb 2003 20:41:15 +0000 (UTC) Return-path: Original-Received: from monty-python.gnu.org ([199.232.76.173]) by main.gmane.org with esmtp (Exim 3.35 #1 (Debian)) id 18lxUr-00027i-00 for ; Thu, 20 Feb 2003 21:40:46 +0100 Original-Received: from localhost ([127.0.0.1] helo=monty-python.gnu.org) by monty-python.gnu.org with esmtp (Exim 4.10.13) id 18lxUf-000680-08 for gnu-help-gnu-emacs@m.gmane.org; Thu, 20 Feb 2003 15:40:33 -0500 Original-Path: shelby.stanford.edu!newsfeed.stanford.edu!logbridge.uoregon.edu!news.ycc.yale.edu!rum.cs.yale.edu!rum.cs.yale.edu Original-Newsgroups: gnu.emacs.help Original-Lines: 11 Original-NNTP-Posting-Host: rum.cs.yale.edu User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3.50 X-Original-NNTP-Posting-Host: rum.cs.yale.edu X-Original-Trace: 20 Feb 2003 15:35:43 -0500, rum.cs.yale.edu Original-Xref: shelby.stanford.edu gnu.emacs.help:110443 Original-To: help-gnu-emacs@gnu.org X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1b5 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Help: List-Post: List-Subscribe: , List-Archive: List-Unsubscribe: , Errors-To: help-gnu-emacs-bounces+gnu-help-gnu-emacs=m.gmane.org@gnu.org Xref: main.gmane.org gmane.emacs.help:6945 X-Report-Spam: http://spam.gmane.org/gmane.emacs.help:6945 > - any sequence of [^*] is allowed > - a * followed by [^/] is allowed > The above two can be repeated. > I think that avoids backtracking. It will avoid matching past the comment-end, but it doesn't prevent the regexp routines from pushing stuff on the stack in case we need to backtrack (the routines are not clever enough). Stefan