From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Kevin Rodgers Newsgroups: gmane.emacs.help Subject: Re: elisp question Date: Fri, 02 Dec 2005 10:51:54 -0700 Message-ID: References: <87iru9qug6.fsf-monnier+gnu.emacs.help@gnu.org> NNTP-Posting-Host: main.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 1133547733 28172 80.91.229.2 (2 Dec 2005 18:22:13 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Fri, 2 Dec 2005 18:22:13 +0000 (UTC) Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Fri Dec 02 19:22:11 2005 Return-path: Original-Received: from lists.gnu.org ([199.232.76.165]) by ciao.gmane.org with esmtp (Exim 4.43) id 1EiFRI-0006bk-4L for geh-help-gnu-emacs@m.gmane.org; Fri, 02 Dec 2005 19:15:20 +0100 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1EiFRG-0006qo-HL for geh-help-gnu-emacs@m.gmane.org; Fri, 02 Dec 2005 13:15:18 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1EiF9R-0005Mo-Sv for help-gnu-emacs@gnu.org; Fri, 02 Dec 2005 12:56:54 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1EiF9P-0005JR-By for help-gnu-emacs@gnu.org; Fri, 02 Dec 2005 12:56:53 -0500 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1EiF9O-0005Ih-Qy for help-gnu-emacs@gnu.org; Fri, 02 Dec 2005 12:56:50 -0500 Original-Received: from [80.91.229.2] (helo=ciao.gmane.org) by monty-python.gnu.org with esmtp (TLS-1.0:RSA_AES_128_CBC_SHA:16) (Exim 4.34) id 1EiF9O-00034f-VS for help-gnu-emacs@gnu.org; Fri, 02 Dec 2005 12:56:51 -0500 Original-Received: from list by ciao.gmane.org with local (Exim 4.43) id 1EiF5R-0006nO-Ib for help-gnu-emacs@gnu.org; Fri, 02 Dec 2005 18:52:47 +0100 Original-Received: from 207.167.42.60 ([207.167.42.60]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Fri, 02 Dec 2005 18:52:45 +0100 Original-Received: from ihs_4664 by 207.167.42.60 with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Fri, 02 Dec 2005 18:52:45 +0100 X-Injected-Via-Gmane: http://gmane.org/ Original-To: help-gnu-emacs@gnu.org Original-Lines: 21 Original-X-Complaints-To: usenet@sea.gmane.org X-Gmane-NNTP-Posting-Host: 207.167.42.60 User-Agent: Mozilla Thunderbird 0.9 (X11/20041105) X-Accept-Language: en-us, en In-Reply-To: <87iru9qug6.fsf-monnier+gnu.emacs.help@gnu.org> 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:31621 Archived-At: Stefan Monnier wrote: > (pop-to-buffer > (find-file-noselect (expand-file-name (number-to-string (random N)) > "foo/bar/kaya"))) > > This assumes the file names go from 0 to N-1. > > You could also do > > (let ((files (directory-files "foo/bar/kaya" 'full "[^.]\\|..."))) > (pop-to-buffer (find-file-noselect (nth (random (length files)) files)))) > > and just select any random file in the directory, without any assumption on > the file names used. Since the original code already popped to the *Dharma* buffer, I think (erase-buffer) (insert-file-contents ...) would be better than (pop-to-buffer (find-file-noselect ...)) -- Kevin Rodgers