From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#17330: files.el cd-absolute overcome false negative from file-executable-p Date: Wed, 07 May 2014 21:15:58 +0300 Message-ID: <83ha51wj35.fsf@gnu.org> References: Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1399486589 25675 80.91.229.3 (7 May 2014 18:16:29 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 7 May 2014 18:16:29 +0000 (UTC) Cc: 17330@debbugs.gnu.org To: Philip Hodges Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed May 07 20:16:22 2014 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 1Wi6OD-00045t-E3 for geb-bug-gnu-emacs@m.gmane.org; Wed, 07 May 2014 20:16:21 +0200 Original-Received: from localhost ([::1]:43104 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wi6OA-0006f2-LX for geb-bug-gnu-emacs@m.gmane.org; Wed, 07 May 2014 14:16:18 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:56926) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wi6O0-0006eU-Kd for bug-gnu-emacs@gnu.org; Wed, 07 May 2014 14:16:14 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Wi6Nu-00024N-Dt for bug-gnu-emacs@gnu.org; Wed, 07 May 2014 14:16:08 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:37418) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wi6Nu-00024I-Ap for bug-gnu-emacs@gnu.org; Wed, 07 May 2014 14:16:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1Wi6Nu-0003h4-0T for bug-gnu-emacs@gnu.org; Wed, 07 May 2014 14:16:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 07 May 2014 18:16:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 17330 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: moreinfo Original-Received: via spool by 17330-submit@debbugs.gnu.org id=B17330.139948655814180 (code B ref 17330); Wed, 07 May 2014 18:16:01 +0000 Original-Received: (at 17330) by debbugs.gnu.org; 7 May 2014 18:15:58 +0000 Original-Received: from localhost ([127.0.0.1]:54769 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Wi6Np-0003ga-RO for submit@debbugs.gnu.org; Wed, 07 May 2014 14:15:58 -0400 Original-Received: from mtaout22.012.net.il ([80.179.55.172]:34991) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Wi6Nn-0003gF-7J for 17330@debbugs.gnu.org; Wed, 07 May 2014 14:15:56 -0400 Original-Received: from conversion-daemon.a-mtaout22.012.net.il by a-mtaout22.012.net.il (HyperSendmail v2007.08) id <0N5700100UC09C00@a-mtaout22.012.net.il> for 17330@debbugs.gnu.org; Wed, 07 May 2014 21:15:48 +0300 (IDT) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by a-mtaout22.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0N57001JYUQB7420@a-mtaout22.012.net.il>; Wed, 07 May 2014 21:15:48 +0300 (IDT) In-reply-to: X-012-Sender: halo1@inter.net.il X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x 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:88744 Archived-At: > From: Philip Hodges > Date: Wed, 7 May 2014 00:15:51 +0200 > > It's just a very ordinary samba mount from a UNIX box to Windows. > It's not magic at all. There are no special options configured. > With umask 027 most of the folders are 750 and regular files are 640. Thanks, but this is not enough. The problem is not in the (emulated) Posix permissions, it's in the Windows ACLs. E.g., what does icacls report for that directory? > The "documentation" that I had in mind was just something like: > ... calls system functions that can conceivably produce race conditions and false negatives. In case Emacs will not let you even try to cd to the directory, or use packages like ediff that change to it or start a subprocess with it as current working directory, you can try to overcome that refusal with (defun file-executable-p (dir) "" t) or (defadvice file-executable-p ... activate ...). I prefer to solve the problem rather than ask users work around it.