From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Dmitry Gutov Newsgroups: gmane.emacs.bugs Subject: bug#21166: 24.4; vc-mode and git error on newly added file to new repository Date: Fri, 31 Jul 2015 20:25:33 +0300 Message-ID: <55BBAF8D.90805@yandex.ru> References: <7E039918541B4C4183BFDB8F015C743032E5C24D@WCL-EXCH02.wcl.local> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1438363598 1619 80.91.229.3 (31 Jul 2015 17:26:38 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 31 Jul 2015 17:26:38 +0000 (UTC) To: Ed Avis , 21166@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Jul 31 19:26:28 2015 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 1ZLE4V-0006C4-EO for geb-bug-gnu-emacs@m.gmane.org; Fri, 31 Jul 2015 19:26:15 +0200 Original-Received: from localhost ([::1]:45419 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZLE4U-0003xF-NY for geb-bug-gnu-emacs@m.gmane.org; Fri, 31 Jul 2015 13:26:14 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:58600) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZLE4O-0003ws-CE for bug-gnu-emacs@gnu.org; Fri, 31 Jul 2015 13:26:12 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZLE4H-0003hm-W4 for bug-gnu-emacs@gnu.org; Fri, 31 Jul 2015 13:26:08 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:34569) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZLE4H-0003hZ-Sa for bug-gnu-emacs@gnu.org; Fri, 31 Jul 2015 13:26:01 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1ZLE4H-0003kX-KT for bug-gnu-emacs@gnu.org; Fri, 31 Jul 2015 13:26:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Dmitry Gutov Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 31 Jul 2015 17:26:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 21166 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: confirmed Original-Received: via spool by 21166-submit@debbugs.gnu.org id=B21166.143836354114387 (code B ref 21166); Fri, 31 Jul 2015 17:26:01 +0000 Original-Received: (at 21166) by debbugs.gnu.org; 31 Jul 2015 17:25:41 +0000 Original-Received: from localhost ([127.0.0.1]:36015 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1ZLE3x-0003jz-9O for submit@debbugs.gnu.org; Fri, 31 Jul 2015 13:25:41 -0400 Original-Received: from mail-wi0-f174.google.com ([209.85.212.174]:35015) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1ZLE3s-0003jp-Pv for 21166@debbugs.gnu.org; Fri, 31 Jul 2015 13:25:38 -0400 Original-Received: by wibxm9 with SMTP id xm9so42905140wib.0 for <21166@debbugs.gnu.org>; Fri, 31 Jul 2015 10:25:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:subject:to:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-type:content-transfer-encoding; bh=imf2lvVTGu65ejgdeQGplNBgxCYOXyEFyMTwOXpAGP8=; b=p9UaEDE07R89y6CQK3cJM6GEg7X9QqTLNUe6P2/fsAC01mKNo547wOG91G5RGcc0m2 jO1UZvwvgd2ygFh63gIwc7XDrxgtkZShTPDNaLd1Exz8R0FTPrPvqbqSMoNyMnSsShmv fEP1YIGxa826LYBkgDm5f/HBEUGGz4zQ6Bqe6f4lQDnY7Vne5SM+5FrqYLMwutom5F7v gF8yP+3UsMl0iBTeldVJiiZDzeRt6BbHEhH7BL6kCmocdqWGD2y3YKBHHpb5EaZ4eMT6 cKDjZI5F1ou8rrAnZoUqsIv6WQIjU8xryFoOU3MjJqnNcnrqCXW+M17qdW/q9Y4lH2Tp JBvw== X-Received: by 10.194.100.42 with SMTP id ev10mr7738666wjb.50.1438363536019; Fri, 31 Jul 2015 10:25:36 -0700 (PDT) Original-Received: from [10.9.0.103] (nat.webazilla.com. [78.140.128.228]) by smtp.googlemail.com with ESMTPSA id fh3sm5445219wib.20.2015.07.31.10.25.34 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 31 Jul 2015 10:25:35 -0700 (PDT) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:40.0) Gecko/20100101 Thunderbird/40.0 In-Reply-To: <7E039918541B4C4183BFDB8F015C743032E5C24D@WCL-EXCH02.wcl.local> 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:105246 Archived-At: On 07/31/2015 05:43 PM, Ed Avis wrote: > Type some text in the buffer, save with C-x C-s, then ask for a diff > with C-x v =. This fails with the following text at the bottom of the screen: > > -UU-:----F1 a All L1 Git@master (Fundamental) --- > fatal: bad revision 'HEAD' Indeed, I can reproduce this. But it's a relatively rare situation (no commits in the repo yet), and the git diff output will be less useful than usual, since it's a given that all your files are either added or simply unregistered. To fix this, it seems we'll have to add an extra process call to determine whether HEAD is a valid reference (Git internals apparently do that). I'm not sure it's worth it.