From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Thierry Volpiatto Newsgroups: gmane.emacs.bugs Subject: bug#10489: 24.0.92; dired-do-copy may create infinite directory hierarchy Date: Mon, 27 Feb 2012 12:06:55 +0100 Message-ID: <87aa44o7qo.fsf@gmail.com> References: <87mx9su32g.fsf@web.de> <87zkc8x04p.fsf@gmail.com> <87vcmwwvk7.fsf@gmail.com> <834nugtwqf.fsf@gnu.org> <87r4xkwhky.fsf@gmail.com> <83vcmws3bs.fsf@gnu.org> <87ehtkwaiz.fsf@gmail.com> <87wr7cgsm3.fsf@gmx.de> <8762eww77b.fsf@gmail.com> <83pqd4roav.fsf@gnu.org> <87haygx97t.fsf@gmx.de> <87aa47rj6z.fsf@gmail.com> <878vjrxpej.fsf@gmx.de> <87pqd3i8ky.fsf@gmail.com> <87ipiuvsbw.fsf@gmx.de> <87k439gyu5.fsf@gmail.com> <87fwdwhizm.fsf@gmail.com> <87bookhfcn.fsf@gmail.com> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: dough.gmane.org 1330340868 8044 80.91.229.3 (27 Feb 2012 11:07:48 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Mon, 27 Feb 2012 11:07:48 +0000 (UTC) Cc: 10489@debbugs.gnu.org, Michael Albinus To: Stefan Monnier Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Feb 27 12:07:45 2012 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1S1yQj-0005wR-91 for geb-bug-gnu-emacs@m.gmane.org; Mon, 27 Feb 2012 12:07:45 +0100 Original-Received: from localhost ([::1]:49295 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1S1yQi-0006Gu-Gr for geb-bug-gnu-emacs@m.gmane.org; Mon, 27 Feb 2012 06:07:44 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:42540) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1S1yQH-00055k-MR for bug-gnu-emacs@gnu.org; Mon, 27 Feb 2012 06:07:23 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1S1yQC-0004YV-AB for bug-gnu-emacs@gnu.org; Mon, 27 Feb 2012 06:07:17 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:57181) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1S1yQC-0004YP-5j for bug-gnu-emacs@gnu.org; Mon, 27 Feb 2012 06:07:12 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.72) (envelope-from ) id 1S1ySw-0000n5-D8 for bug-gnu-emacs@gnu.org; Mon, 27 Feb 2012 06:10:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Thierry Volpiatto Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 27 Feb 2012 11:10:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 10489 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: patch Original-Received: via spool by 10489-submit@debbugs.gnu.org id=B10489.13303409933019 (code B ref 10489); Mon, 27 Feb 2012 11:10:02 +0000 Original-Received: (at 10489) by debbugs.gnu.org; 27 Feb 2012 11:09:53 +0000 Original-Received: from localhost ([127.0.0.1]:59078 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1S1ySm-0000me-7Y for submit@debbugs.gnu.org; Mon, 27 Feb 2012 06:09:53 -0500 Original-Received: from mail-wi0-f172.google.com ([209.85.212.172]:52750) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1S1ySj-0000mT-ME for 10489@debbugs.gnu.org; Mon, 27 Feb 2012 06:09:51 -0500 Original-Received: by wicr5 with SMTP id r5so623764wic.3 for <10489@debbugs.gnu.org>; Mon, 27 Feb 2012 03:06:58 -0800 (PST) Received-SPF: pass (google.com: domain of thierry.volpiatto@gmail.com designates 10.180.103.97 as permitted sender) client-ip=10.180.103.97; Authentication-Results: mr.google.com; spf=pass (google.com: domain of thierry.volpiatto@gmail.com designates 10.180.103.97 as permitted sender) smtp.mail=thierry.volpiatto@gmail.com; dkim=pass header.i=thierry.volpiatto@gmail.com Original-Received: from mr.google.com ([10.180.103.97]) by 10.180.103.97 with SMTP id fv1mr26775091wib.17.1330340818677 (num_hops = 1); Mon, 27 Feb 2012 03:06:58 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=from:to:cc:subject:references:date:in-reply-to:message-id :user-agent:mime-version:content-type; bh=CbwtsED5qDzBMSNawga3me/aI9tf6q+Zy8AdKon9XYs=; b=BgEE9c15gJNfsc9v1/h5EkbokOUizlv5qTv0cXn+PAHV0BnStRHcPtzX1XgotxsvST vTjhcbVaiG0phxEkuxpARAzvkNahZs0NsaxRyteJHdGOszD2HLdpgsjyny5ekNo9r3Ol hkmfXyxYy57y1UOSkLkNtm2xzyt0uzJU1gPO0= Original-Received: by 10.180.103.97 with SMTP id fv1mr21271339wib.17.1330340818614; Mon, 27 Feb 2012 03:06:58 -0800 (PST) Original-Received: from thierry-MM061 (lbe83-2-78-243-104-167.fbx.proxad.net. [78.243.104.167]) by mx.google.com with ESMTPS id fw5sm21191215wib.0.2012.02.27.03.06.56 (version=TLSv1/SSLv3 cipher=OTHER); Mon, 27 Feb 2012 03:06:57 -0800 (PST) In-Reply-To: (Stefan Monnier's message of "Mon, 27 Feb 2012 05:34:25 -0500") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.93 (gnu/linux) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.13 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) X-Received-From: 140.186.70.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:57290 Archived-At: Stefan Monnier writes: >>>> I have modified files-equal-p and file-subdir-of-p to work with >>>> non--existing files, >>> Calling files-equal-p on non-existing files makes no sense, so I don't >>> think we should support it (at least not until we have concrete >>> evidence that it is needed, at which point we can decide what we intend >>> it to mean). >> It is useful to handle e.g >> (copy-directory "~/test" "~/test/test1") >> where test1 is a non--existing directory. > > I see why we might want to signal an error to the user when she does > (copy-directory "~/test" "~/test/test1"), but I don't see why that > implies that we need files-equal-p to handle non-existent files. Because if we don't do that, we have to create new directory Test1 and then test if Test1 is a subdir of Test. This just to avoid that. -- Thierry Get my Gnupg key: gpg --keyserver pgp.mit.edu --recv-keys 59F29997