From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Michael Albinus Newsgroups: gmane.emacs.bugs Subject: bug#18805: 24.3; tramp adds /dev/null, breaks M-x grep Date: Sun, 09 Nov 2014 11:58:27 +0100 Message-ID: <87oasghc8c.fsf@gmx.de> References: <87d29j6xkb.fsf@gmail.com> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1415530768 1040 80.91.229.3 (9 Nov 2014 10:59:28 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 9 Nov 2014 10:59:28 +0000 (UTC) Cc: 18805@debbugs.gnu.org To: trentbuck@gmail.com (Trent W. Buck) Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sun Nov 09 11:59:21 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 1XnQDJ-0008RW-8L for geb-bug-gnu-emacs@m.gmane.org; Sun, 09 Nov 2014 11:59:21 +0100 Original-Received: from localhost ([::1]:38282 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XnQDI-0003Fq-TB for geb-bug-gnu-emacs@m.gmane.org; Sun, 09 Nov 2014 05:59:20 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:59340) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XnQD8-0003C3-Kj for bug-gnu-emacs@gnu.org; Sun, 09 Nov 2014 05:59:18 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XnQD0-0002es-W4 for bug-gnu-emacs@gnu.org; Sun, 09 Nov 2014 05:59:10 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:57021) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XnQD0-0002eo-T4 for bug-gnu-emacs@gnu.org; Sun, 09 Nov 2014 05:59:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1XnQD0-0008R3-Cf for bug-gnu-emacs@gnu.org; Sun, 09 Nov 2014 05:59:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Michael Albinus Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 09 Nov 2014 10:59:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 18805 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 18805-submit@debbugs.gnu.org id=B18805.141553071232377 (code B ref 18805); Sun, 09 Nov 2014 10:59:02 +0000 Original-Received: (at 18805) by debbugs.gnu.org; 9 Nov 2014 10:58:32 +0000 Original-Received: from localhost ([127.0.0.1]:54234 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1XnQCW-0008Q9-1K for submit@debbugs.gnu.org; Sun, 09 Nov 2014 05:58:32 -0500 Original-Received: from mout.gmx.net ([212.227.15.19]:61737) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1XnQCT-0008Q0-NE for 18805@debbugs.gnu.org; Sun, 09 Nov 2014 05:58:30 -0500 Original-Received: from detlef.gmx.de ([87.146.43.187]) by mail.gmx.com (mrgmx003) with ESMTPSA (Nemesis) id 0LcBin-1YUDk931Vt-00jX1G; Sun, 09 Nov 2014 11:58:28 +0100 In-Reply-To: <87d29j6xkb.fsf@gmail.com> (Trent W. Buck's message of "Thu, 23 Oct 2014 18:43:16 +1100") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.0.50 (gnu/linux) X-Provags-ID: V03:K0:nxCxnRwaROLLhkLZ4HHf7hzvD5JCzoL7JPtYkfA3N9QkR6i2bTz BF6cPgQ7IyasaqU32CvtBh9xzRW5iW+W1FoflAf2LZXkAf4KIXcxmR19Ao2sz0v/P7kuDL5 pIXxelKdzn/rq3Mwua1wTPirEk8PhwI0/6JmsOL8fS5TEGbZe78eS+lPIC6uSZKnw9VT6Za okU7dCf0+nc1rbVxlg7yg== X-UI-Out-Filterresults: notjunk:1; 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:95765 trentbuck@gmail.com (Trent W. Buck) writes: > I routinely do M-x grep, but don't always run grep itself. > For example, I might type in > find /usr/share/emacs/24.3/lisp/ -name \*.el.gz -exec zgrep -nH -e /dev/null {} + > like I did to investigate this issue. > > The problem I'm having is when *in tramp* I do > M-x grep RET git grep -nH foo > tramp helpfully appends " /dev/null" to the command, breaking it: > fatal: '/dev/null' is outside repository > > If I change it to > M-x grep RET git grep -nH foo # > then I get the behaviour I want. > > This issue *DOES NOT* occur in local directories, only over tramp. But this is neither a bug of Tramp nor of the grep command. The error message "fatal: '/dev/null' is outside repository" comes from git. As you have said the other message, /dev/null is added due to the setting of grep-use-null-device. This is computed according to the needs of grep, and not of git. So I wouldn't regard this as an error. Best regards, Michael.