From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: "Lennart Borgman (gmail)" Newsgroups: gmane.emacs.devel Subject: Re: find-file-noselect needs save-match-data Date: Wed, 06 Jun 2007 14:33:35 +0200 Message-ID: <4666A99F.1090601@gmail.com> References: <46643852.6070709@gmx.at> <46665AD7.7040706@gmx.at> 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: sea.gmane.org 1181133258 13460 80.91.229.12 (6 Jun 2007 12:34:18 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Wed, 6 Jun 2007 12:34:18 +0000 (UTC) Cc: martin rudalics , Herbert Euler , emacs-devel@gnu.org To: Stefan Monnier Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed Jun 06 14:34:17 2007 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1HvuiL-0002EU-0E for ged-emacs-devel@m.gmane.org; Wed, 06 Jun 2007 14:34:13 +0200 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1HvuiK-0004TE-EK for ged-emacs-devel@m.gmane.org; Wed, 06 Jun 2007 08:34:12 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1HvuiH-0004Pn-3Z for emacs-devel@gnu.org; Wed, 06 Jun 2007 08:34:09 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1HvuiF-0004Lg-G1 for emacs-devel@gnu.org; Wed, 06 Jun 2007 08:34:08 -0400 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1HvuiF-0004LN-Cq for emacs-devel@gnu.org; Wed, 06 Jun 2007 08:34:07 -0400 Original-Received: from ch-smtp01.sth.basefarm.net ([80.76.149.212]) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1HvuiE-0004kh-V0 for emacs-devel@gnu.org; Wed, 06 Jun 2007 08:34:07 -0400 Original-Received: from c83-254-145-24.bredband.comhem.se ([83.254.145.24]:64601 helo=[127.0.0.1]) by ch-smtp01.sth.basefarm.net with esmtp (Exim 4.66) (envelope-from ) id 1HvuiB-0000Xf-3Y; Wed, 06 Jun 2007 14:34:03 +0200 User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.3) Gecko/20070326 Thunderbird/2.0.0.0 Mnenhy/0.7.5.666 In-Reply-To: X-Antivirus: avast! (VPS 000747-1, 2007-06-05), Outbound message X-Antivirus-Status: Clean X-Originating-IP: 83.254.145.24 X-Scan-Result: No virus found in message 1HvuiB-0000Xf-3Y. X-Scan-Signature: ch-smtp01.sth.basefarm.net 1HvuiB-0000Xf-3Y bf55215730ebb3ff3f57b21d03c546a9 X-detected-kernel: Linux 2.6? (barebone, rare!) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:72330 Archived-At: Stefan Monnier wrote: > It's not the match data that's expensive. It's the save-match-data. > The match-data is built cheaply during the call to string-match in the form > of a C data structure. It's only when `match-data' is called that it ends > up building a Lisp lisp (sometimes with markers to boot). Would it be possible to rewrite save-match-data in C then?