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#15659: 24.1; (wishlist) Simple method for preserving minor-mode Date: Fri, 08 Nov 2013 15:29:20 -0500 Message-ID: References: NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1383943040 11830 80.91.229.3 (8 Nov 2013 20:37:20 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 8 Nov 2013 20:37:20 +0000 (UTC) Cc: 15659@debbugs.gnu.org To: yary Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Nov 08 21:37:23 2013 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 1Vesnz-0005zQ-7P for geb-bug-gnu-emacs@m.gmane.org; Fri, 08 Nov 2013 21:37:23 +0100 Original-Received: from localhost ([::1]:48936 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vesny-0000Kf-Qb for geb-bug-gnu-emacs@m.gmane.org; Fri, 08 Nov 2013 15:37:22 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:45936) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VeskQ-0006tz-52 for bug-gnu-emacs@gnu.org; Fri, 08 Nov 2013 15:37:20 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Vesgu-0005y1-8A for bug-gnu-emacs@gnu.org; Fri, 08 Nov 2013 15:33:42 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:56533) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vesgu-0005vy-5R for bug-gnu-emacs@gnu.org; Fri, 08 Nov 2013 15:30:04 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1Vesgt-0006T4-30 for bug-gnu-emacs@gnu.org; Fri, 08 Nov 2013 15:30:03 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Stefan Monnier Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 08 Nov 2013 20:30:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 15659 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: wontfix Original-Received: via spool by 15659-submit@debbugs.gnu.org id=B15659.138394256524789 (code B ref 15659); Fri, 08 Nov 2013 20:30:02 +0000 Original-Received: (at 15659) by debbugs.gnu.org; 8 Nov 2013 20:29:25 +0000 Original-Received: from localhost ([127.0.0.1]:42316 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1VesgG-0006Rj-G4 for submit@debbugs.gnu.org; Fri, 08 Nov 2013 15:29:24 -0500 Original-Received: from chene.dit.umontreal.ca ([132.204.246.20]:54818) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1VesgE-0006Rb-9f for 15659@debbugs.gnu.org; Fri, 08 Nov 2013 15:29:22 -0500 Original-Received: from faina.iro.umontreal.ca (lechon.iro.umontreal.ca [132.204.27.242]) by chene.dit.umontreal.ca (8.14.1/8.14.1) with ESMTP id rA8KTLlb015100; Fri, 8 Nov 2013 15:29:21 -0500 Original-Received: by faina.iro.umontreal.ca (Postfix, from userid 20848) id 08DEFB4327; Fri, 8 Nov 2013 15:29:20 -0500 (EST) In-Reply-To: (yary's message of "Sat, 19 Oct 2013 20:22:33 -0400") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3.50 (gnu/linux) X-NAI-Spam-Flag: NO X-NAI-Spam-Threshold: 5 X-NAI-Spam-Score: 0 X-NAI-Spam-Rules: 1 Rules triggered RV4756=0 X-NAI-Spam-Version: 2.3.0.9362 : core <4756> : inlines <209> : streams <1070306> : uri <1589554> X-Spam-Score: -1.3 (-) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-Spam-Score: -1.3 (-) 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:80155 Archived-At: > A function could take a minor-mode to preserve, and then either set up > hooks needed to re-enable it after a major-mode change, or prevent > `kill-all-local-variables' from disabling it in the first place. Or > perhaps marking the minor-mode's function-symbol itself as > `permanent-local' could protect it, along with all its buffer-locals. We could start with something like the following (guaranteed 100% untested): (put 'after-change-major-mode-hook 'permanent-local-hook t) (defvar permanent-local--modes nil) (defun permanent-local--reenable () (mapc #'funcall permanent-local--modes)) (put 'permanent-local--reenable 'permanent-local-hook t) (defun permanent-local-mode (mode) "Enable MODE permanently in this buffer." (interactive (list (intern (completing-read "Minor mode: " obarray (lambda (sym) (or (memq mode minor-mode-list) (string-match "-mode\\'" (symbol-name sym)))) t)))) (funcall mode) ;Enable. (add-hook 'after-change-major-mode-hook #'permanent-local--reenable nil t)) -- Stefan