From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#33564: Incorrect path canonicalisation Date: Sat, 01 Dec 2018 22:30:49 +0200 Message-ID: <83efb1at1i.fsf@gnu.org> References: <20181201210450.47f17692.maandree@kth.se> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Trace: blaine.gmane.org 1543696206 2122 195.159.176.226 (1 Dec 2018 20:30:06 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sat, 1 Dec 2018 20:30:06 +0000 (UTC) Cc: 33564@debbugs.gnu.org To: Mattias =?UTF-8?Q?Andr=C3=A9e?= Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Dec 01 21:30:02 2018 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1gTBtp-0000Lt-Bv for geb-bug-gnu-emacs@m.gmane.org; Sat, 01 Dec 2018 21:30:01 +0100 Original-Received: from localhost ([::1]:42468 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gTBvw-0002at-24 for geb-bug-gnu-emacs@m.gmane.org; Sat, 01 Dec 2018 15:32:12 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:39881) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gTBvp-0002ZW-5f for bug-gnu-emacs@gnu.org; Sat, 01 Dec 2018 15:32:05 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gTBvm-0007zv-1D for bug-gnu-emacs@gnu.org; Sat, 01 Dec 2018 15:32:05 -0500 Original-Received: from debbugs.gnu.org ([208.118.235.43]:53044) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1gTBvl-0007zi-UG for bug-gnu-emacs@gnu.org; Sat, 01 Dec 2018 15:32:01 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1gTBvl-0004e2-Ov for bug-gnu-emacs@gnu.org; Sat, 01 Dec 2018 15:32:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 01 Dec 2018 20:32:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 33564 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 33564-submit@debbugs.gnu.org id=B33564.154369628517804 (code B ref 33564); Sat, 01 Dec 2018 20:32:01 +0000 Original-Received: (at 33564) by debbugs.gnu.org; 1 Dec 2018 20:31:25 +0000 Original-Received: from localhost ([127.0.0.1]:57302 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1gTBvA-0004d6-SO for submit@debbugs.gnu.org; Sat, 01 Dec 2018 15:31:25 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:58269) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1gTBvA-0004cv-6w for 33564@debbugs.gnu.org; Sat, 01 Dec 2018 15:31:24 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gTBv2-0007l7-1P for 33564@debbugs.gnu.org; Sat, 01 Dec 2018 15:31:19 -0500 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:39188) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gTBus-0007aK-Rl; Sat, 01 Dec 2018 15:31:06 -0500 Original-Received: from [176.228.60.248] (port=4989 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1gTBur-0003f5-4Y; Sat, 01 Dec 2018 15:31:06 -0500 In-reply-to: <20181201210450.47f17692.maandree@kth.se> (message from Mattias =?UTF-8?Q?Andr=C3=A9e?= on Sat, 1 Dec 2018 21:04:50 +0100) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 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" Xref: news.gmane.org gmane.emacs.bugs:152966 Archived-At: tags 33564 notabug thanks > Date: Sat, 1 Dec 2018 21:04:50 +0100 > From: Mattias Andrée > > cd > mkdir -p 1/2 > cd 1/2 > echo 3 > ../../3 > ln -s ~ 4 > echo 5 > 5 > emacs 4/../5 # works, but shouldn't > emacs 4/../$USER/3 # does not works, should This is by design: expand-file-name doesn't follow symlinks. It's documented not to do that: see the doc string and the ELisp manual. > On Linux, the proper way to get the canonical path > for a file with the file descriptor $fd: expand-file-name doesn't aim at yielding the canonical file name in that sense.