From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Tom Tromey Newsgroups: gmane.emacs.bugs Subject: bug#25983: 25.2; set dired-directory in vc-dir mode Date: Sun, 05 Mar 2017 17:04:44 -0700 Message-ID: <87h9371d9f.fsf@tromey.com> References: <87r32b1ud2.fsf@tromey.com> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1488758778 1035 195.159.176.226 (6 Mar 2017 00:06:18 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Mon, 6 Mar 2017 00:06:18 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.2 (gnu/linux) Cc: Tom Tromey , 25983@debbugs.gnu.org To: Glenn Morris Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Mar 06 01:06:12 2017 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 1ckgAA-0007Vi-Op for geb-bug-gnu-emacs@m.gmane.org; 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6 Mar 2017 00:04:51 -0000 Original-Received: from unknown (HELO cmgw2) (10.0.90.83) by gproxy7.mail.unifiedlayer.com with SMTP; 6 Mar 2017 00:04:51 -0000 Original-Received: from box522.bluehost.com ([74.220.219.122]) by cmgw2 with id sQ4l1u01Q2f2jeq01Q4oTw; Sun, 05 Mar 2017 17:04:51 -0700 X-Authority-Analysis: v=2.1 cv=H5NInYoi c=1 sm=1 tr=0 a=GsOEXm/OWkKvwdLVJsfwcA==:117 a=GsOEXm/OWkKvwdLVJsfwcA==:17 a=L9H7d07YOLsA:10 a=9cW_t1CCXrUA:10 a=s5jvgZ67dGcA:10 a=6Iz7jQTuP9IA:10 a=mDV3o1hIAAAA:8 a=Jp7hOZt7zGVzuTXQRA4A:9 a=_FVE-zBwftR9WsbkzFJk:22 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=tromey.com; s=default; h=Content-Type:MIME-Version:Message-ID:In-Reply-To:Date: References:Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=eeYX0L3Cu7CB6+uG+jVLmlJnWFqnopgd5umnM6t09xw=; b=VzX792o4r+BMAG8e/pMhnHQAnf DE2t7TRPYX9KGlLfQMCFWNVE019/N3Z/EXcm3O8xoEOMGAXt8LlqYpJY1Db5JY36vPBZpE1hoXjW6 I1eg7YpMZNof1gbYlPV8sGG5v; Original-Received: from 71-218-43-111.hlrn.qwest.net ([71.218.43.111]:54598 helo=bapiya) by box522.bluehost.com with esmtpsa (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.87) (envelope-from ) id 1ckg8r-0004Gh-Ly; Sun, 05 Mar 2017 17:04:45 -0700 X-Attribution: Tom In-Reply-To: (Glenn Morris's message of "Sun, 05 Mar 2017 18:54:51 -0500") X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - box522.bluehost.com X-AntiAbuse: Original Domain - debbugs.gnu.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - tromey.com X-BWhitelist: no X-Source-IP: 71.218.43.111 X-Exim-ID: 1ckg8r-0004Gh-Ly X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: 71-218-43-111.hlrn.qwest.net (bapiya) [71.218.43.111]:54598 X-Source-Auth: tom+tromey.com X-Email-Count: 2 X-Source-Cap: ZWx5bnJvYmk7ZWx5bnJvYmk7Ym94NTIyLmJsdWVob3N0LmNvbQ== 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:130231 Archived-At: >>>>> "GM" == Glenn Morris writes: GM> Is dired-directory not basically an internal dired variable that should GM> only be set in Dired mode, and modes derived from it, which vc-dir is not? Various bits of code (and some other code I have seen, not part of Emacs) seem to examine it. And vc-dir seems dired-like. The basic problem is that I don't think there's a good way to indicate: "this buffer is associated with this directory, but isn't visiting a file". dired-directory is the only one I know of. default-directory seems almost right but it's a bit random for some buffers; like *shell* or *compilation*. There's list-buffer-directory but it is just a random string, not actually a directory name. The backstory for this bug is that I have this handy bit of code I got from someone on #emacs: ;; From fledermaus (defun kill-buffers-under (under) (interactive "DKill buffers under: ") (setq under (concat "^" (expand-file-name under))) (mapc (lambda (buf) (let ((path (or (buffer-file-name buf) (progn (set-buffer buf) (and dired-directory (expand-file-name dired-directory)) )) )) ;;(message "checking %S: %S vs |%s|" buf path under) (and path (string-match under path) (progn (message "Killing buffer %s" (buffer-name buf)) (kill-buffer buf))) )) (buffer-list))) ... and I'd rather not add a special hack just for vc-dir, and then for whatever other modes crop up. I guess I'm being a bit lazy trying to avoid introducing a new variable. But maybe I should? Tom