From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.bugs Subject: bug#18535: tramp alters `vc-handled-backends' Date: Thu, 25 Sep 2014 09:07:40 -0400 Message-ID: References: NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1411650519 12105 80.91.229.3 (25 Sep 2014 13:08:39 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 25 Sep 2014 13:08:39 +0000 (UTC) Cc: 18535-done@debbugs.gnu.org To: Emilio Lopes Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Thu Sep 25 15:08:32 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 1XX8mZ-0003y2-A0 for geb-bug-gnu-emacs@m.gmane.org; Thu, 25 Sep 2014 15:08:27 +0200 Original-Received: from localhost ([::1]:40160 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XX8mY-00045d-Qi for geb-bug-gnu-emacs@m.gmane.org; Thu, 25 Sep 2014 09:08:26 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:38486) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XX8mO-0003ye-GC for bug-gnu-emacs@gnu.org; Thu, 25 Sep 2014 09:08:23 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XX8mG-0007dO-76 for bug-gnu-emacs@gnu.org; Thu, 25 Sep 2014 09:08:16 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:60182) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XX8mG-0007cW-3r for bug-gnu-emacs@gnu.org; Thu, 25 Sep 2014 09:08:08 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1XX8mA-0006Tp-NZ for bug-gnu-emacs@gnu.org; Thu, 25 Sep 2014 09:08:02 -0400 Resent-From: Stefan Monnier Original-Sender: "Debbugs-submit" Resent-To: bug-gnu-emacs@gnu.org Resent-Date: Thu, 25 Sep 2014 13:08:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: cc-closed 18535 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Mail-Followup-To: 18535@debbugs.gnu.org, monnier@iro.umontreal.ca, eclig@gmx.net Original-Received: via spool by 18535-done@debbugs.gnu.org id=D18535.141165046524880 (code D ref 18535); Thu, 25 Sep 2014 13:08:01 +0000 Original-Received: (at 18535-done) by debbugs.gnu.org; 25 Sep 2014 13:07:45 +0000 Original-Received: from localhost ([127.0.0.1]:51744 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1XX8lt-0006TD-Be for submit@debbugs.gnu.org; Thu, 25 Sep 2014 09:07:45 -0400 Original-Received: from ironport2-out.teksavvy.com ([206.248.154.181]:14338) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1XX8lp-0006T4-Vb for 18535-done@debbugs.gnu.org; Thu, 25 Sep 2014 09:07:42 -0400 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: ArUGAIDvNVOnWBcZ/2dsb2JhbABZgwaDSsA9gRcXdIIlAQEBAQIBViMQCw4mEhQYDSSIBAjSGReOegeEOASrA4NMIQ X-IPAS-Result: ArUGAIDvNVOnWBcZ/2dsb2JhbABZgwaDSsA9gRcXdIIlAQEBAQIBViMQCw4mEhQYDSSIBAjSGReOegeEOASrA4NMIQ X-IronPort-AV: E=Sophos;i="4.97,753,1389762000"; d="scan'208";a="90847492" Original-Received: from 167-88-23-25.cpe.teksavvy.com (HELO pastel.home) ([167.88.23.25]) by ironport2-out.teksavvy.com with ESMTP/TLS/DHE-RSA-AES256-SHA; 25 Sep 2014 09:07:41 -0400 Original-Received: by pastel.home (Postfix, from userid 20848) id ECA526011B; Thu, 25 Sep 2014 09:07:40 -0400 (EDT) In-Reply-To: (Emilio Lopes's message of "Thu, 25 Sep 2014 09:10:04 +0200") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.4.50 (gnu/linux) 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:93731 Archived-At: >> The current code uses a `let' binding, which uses the same mechanism as >> unwind-protect, so I don't think that's the source of a the problem. > Is this common behavior in Lisps? I could not find any reference to > this in the Elisp manual. The Elisp manual's description is not in terms of implementation, so it doesn't say that, but it does document that behavior. E.g.: When that local binding is no longer in effect, the previously shadowed value (or lack of one) comes back. >> The `delq' look dangerous on the other hand. Shouldn't these be >> `remq' instead? > yes, this seems to solve the problem. Thanks, installed, Stefan