From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: David Kastrup Newsgroups: gmane.emacs.devel Subject: Re: dired mode recursive delete Date: Sun, 03 Jun 2007 23:57:22 +0200 Message-ID: <863b1866rh.fsf@lola.quinscape.zz> References: <87d50i42h3.fsf@escher.local.home> <85veea18r6.fsf@lola.goethe.zz> <853b1cz2pm.fsf@lola.goethe.zz> <87abvkqlwq.fsf@elegiac.orebokech.com> <876468qlsl.fsf@elegiac.orebokech.com> <87ps4endh3.fsf@jurta.org> <86myzh636m.fsf@lola.quinscape.zz> <87ira5s8a5.fsf@jurta.org> <87d50dpbql.fsf@debby.local.net> <878xb1jl1d.fsf@jurta.org> <4662BD9F.3030503@gmx.at> <87myzg28ph.fsf@jurta.org> <87tztolnl4.fsf@jurta.org> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: sea.gmane.org 1180907852 24795 80.91.229.12 (3 Jun 2007 21:57:32 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Sun, 3 Jun 2007 21:57:32 +0000 (UTC) Cc: dieter@duenenhof-wilhelm.de, rudalics@gmx.at, Eli Zaretskii , emacs-devel@gnu.org To: Juri Linkov Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sun Jun 03 23:57:29 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 1Huy4n-0003fB-CI for ged-emacs-devel@m.gmane.org; Sun, 03 Jun 2007 23:57:29 +0200 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Huy4m-0007tS-PV for ged-emacs-devel@m.gmane.org; Sun, 03 Jun 2007 17:57:28 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1Huy4k-0007tN-GN for emacs-devel@gnu.org; Sun, 03 Jun 2007 17:57:26 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1Huy4j-0007tB-A7 for emacs-devel@gnu.org; Sun, 03 Jun 2007 17:57:26 -0400 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Huy4j-0007t8-6O for emacs-devel@gnu.org; Sun, 03 Jun 2007 17:57:25 -0400 Original-Received: from pc3.berlin.powerweb.de ([62.67.228.11]) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1Huy4i-0003iH-JW for emacs-devel@gnu.org; Sun, 03 Jun 2007 17:57:24 -0400 Original-Received: from quinscape.de (dslnet.212-29-44.ip210.dokom.de [212.29.44.210] (may be forged)) by pc3.berlin.powerweb.de (8.9.3p3/8.9.3) with ESMTP id XAA13981 for ; Sun, 3 Jun 2007 23:57:09 +0200 X-Delivered-To: Original-Received: (qmail 10030 invoked from network); 3 Jun 2007 21:57:22 -0000 Original-Received: from dslb-084-061-048-195.pools.arcor-ip.net (HELO lola.quinscape.zz) ([84.61.48.195]) (envelope-sender ) by ns.quinscape.de (qmail-ldap-1.03) with SMTP for ; 3 Jun 2007 21:57:22 -0000 Original-Received: by lola.quinscape.zz (Postfix, from userid 1001) id 778438F832; Sun, 3 Jun 2007 23:57:22 +0200 (CEST) In-Reply-To: <87tztolnl4.fsf@jurta.org> (Juri Linkov's message of "Mon\, 04 Jun 2007 00\:28\:55 +0300") User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/23.0.51 (gnu/linux) X-detected-kernel: Linux 2.4-2.6 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:72157 Archived-At: Juri Linkov writes: >>> In case of cp and mv, currently Emacs uses their "emulations", >>> but it would be good to use external commands directly. >> >> Why would it be good? It will certainly be slower. > > Not necessarily slower: coreutils has fast implementation (maybe, even > faster that Emacs' own), and calling external process causes no big overhead. > > But advantages of using external commands are numerous: they are > rich of features whose reimplementation in Emacs doesn't sound > reasonable. What use are numerous features in external commands when there is no interface from Emacs to them? I can call external programs as much as I like for solving some Emacs-internal task, but the number of options that I am not going to use is not relevant at all. -- David Kastrup