From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: bojohan+news@dd.chalmers.se (Johan =?utf-8?Q?Bockg=C3=A5rd?=) Newsgroups: gmane.emacs.help Subject: Re: Advanced query-replace-regexp in code Date: Thu, 28 May 2009 21:36:23 +0200 Message-ID: References: <878wkhakp1.fsf@iki.fi> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: ger.gmane.org 1243539439 26098 80.91.229.12 (28 May 2009 19:37:19 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 28 May 2009 19:37:19 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Thu May 28 21:37:15 2009 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 4.50) id 1M9lPd-0006ft-JO for geh-help-gnu-emacs@m.gmane.org; Thu, 28 May 2009 21:37:13 +0200 Original-Received: from localhost ([127.0.0.1]:44215 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1M9lPc-0007og-OG for geh-help-gnu-emacs@m.gmane.org; Thu, 28 May 2009 15:37:12 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1M9lPB-0007mH-Ij for help-gnu-emacs@gnu.org; Thu, 28 May 2009 15:36:45 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1M9lP6-0007Vj-Bi for help-gnu-emacs@gnu.org; Thu, 28 May 2009 15:36:44 -0400 Original-Received: from [199.232.76.173] (port=46061 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1M9lP6-0007VN-39 for help-gnu-emacs@gnu.org; Thu, 28 May 2009 15:36:40 -0400 Original-Received: from main.gmane.org ([80.91.229.2]:49102 helo=ciao.gmane.org) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1M9lP5-0006gN-LU for help-gnu-emacs@gnu.org; Thu, 28 May 2009 15:36:39 -0400 Original-Received: from list by ciao.gmane.org with local (Exim 4.43) id 1M9lP3-0005rp-9W for help-gnu-emacs@gnu.org; Thu, 28 May 2009 19:36:37 +0000 Original-Received: from remote2.student.chalmers.se ([129.16.29.80]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Thu, 28 May 2009 19:36:37 +0000 Original-Received: from bojohan+news by remote2.student.chalmers.se with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Thu, 28 May 2009 19:36:37 +0000 X-Injected-Via-Gmane: http://gmane.org/ Mail-Followup-To: help-gnu-emacs@gnu.org Original-Lines: 13 Original-X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: remote2.student.chalmers.se Mail-Copies-To: never User-Agent: Gnus/5.110009 (No Gnus v0.9) Emacs/23.0.90 (gnu/linux) Cancel-Lock: sha1:5ItLhAIDJa+VEu2dFglbT7JzPd4= X-detected-operating-system: by monty-python.gnu.org: GNU/Linux 2.6, seldom 2.4 (older, 4) 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:64800 Archived-At: Barry Margolin writes: > In that case, why allow programs to call replace-regexp in the first > place? If they can call it, why shouldn't they be able to use all the > features? They shouldn't call it: This function is usually the wrong thing to use in a Lisp program. What you probably want is a loop like this: (while (re-search-forward REGEXP nil t) (replace-match TO-STRING nil nil)) which will run faster and will not set the mark or print anything.