From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: "HS" Newsgroups: gmane.emacs.help Subject: Re: file filtering Date: 31 Jan 2007 06:51:55 -0800 Organization: http://groups.google.com Message-ID: <1170255115.371658.187620@m58g2000cwm.googlegroups.com> References: <1170176298.694198.109550@h3g2000cwc.googlegroups.com> <1170247808.259815.196930@p10g2000cwp.googlegroups.com> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" X-Trace: sea.gmane.org 1170258211 6128 80.91.229.12 (31 Jan 2007 15:43:31 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Wed, 31 Jan 2007 15:43:31 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Wed Jan 31 16:43:15 2007 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 1HCHZU-00057W-Lf for geh-help-gnu-emacs@m.gmane.org; Wed, 31 Jan 2007 16:40:28 +0100 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1HCHZU-0002ty-7W for geh-help-gnu-emacs@m.gmane.org; Wed, 31 Jan 2007 10:40:28 -0500 Original-Path: shelby.stanford.edu!newsfeed.stanford.edu!postnews.google.com!m58g2000cwm.googlegroups.com!not-for-mail Original-Newsgroups: gnu.emacs.help Original-Lines: 24 Original-NNTP-Posting-Host: 200.213.54.31 Original-X-Trace: posting.google.com 1170255120 27174 127.0.0.1 (31 Jan 2007 14:52:00 GMT) Original-X-Complaints-To: groups-abuse@google.com Original-NNTP-Posting-Date: Wed, 31 Jan 2007 14:52:00 +0000 (UTC) In-Reply-To: User-Agent: G2/1.0 X-HTTP-UserAgent: Mozilla/5.0 (Windows; U; Windows NT 5.1; pt-BR; rv:1.8.1.1) Gecko/20061204 Firefox/2.0.0.1,gzip(gfe),gzip(gfe) X-HTTP-Via: 1.1 fw.datacom-telematica.com.br:3128 (squid/2.5.STABLE6) Complaints-To: groups-abuse@google.com Injection-Info: m58g2000cwm.googlegroups.com; posting-host=200.213.54.31; posting-account=pG57fA0AAADtQ-4h1MyvjXjZpSNZC0zj Original-Xref: shelby.stanford.edu gnu.emacs.help:145196 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:40803 Archived-At: On 31 jan, 10:34, Peter Tury wrote: > "HS" writes: > > Hm... I can't imagine how "not to read into a buffer"... > > I just tried something like this, and it works: > > > (defun process-file (file) > > (interactive "f") > > (with-temp-buffer > > (insert-file-contents file) > > (delete-non-matching-lines "valid [0-9]+") > > (replace-regexp "valid \\([0-9]+\\)" "I found a \\1" ) > > (write-file "test2.txt" nil))) > > Thanks! I've already learned new things from your answer: > with-temp-file, keep-lines, etc. And I like this solution. The only > disturbance this goes through the whole buffer twice... > > And: why I can't find keep-lines in my Emacs 22's info? I really > searched the info for similar functions before my first ask and didn't > find this :-(( Hmm... I can find in mine and I'm also using GNU Emacs 22 "keep-lines is an interactive compiled Lisp function in `replace.el'."