From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Chong Yidong Newsgroups: gmane.emacs.bugs Subject: bug#12054: 24.1; regression? font-lock no-break-space with nil nobreak-char-display Date: Sat, 03 Nov 2012 18:50:53 +0800 Message-ID: <87mwyzyn76.fsf@gnu.org> References: NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1351939876 14167 80.91.229.3 (3 Nov 2012 10:51:16 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sat, 3 Nov 2012 10:51:16 +0000 (UTC) Cc: 12054@debbugs.gnu.org To: "Drew Adams" Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Nov 03 11:51:24 2012 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 1TUbJy-00056z-2E for geb-bug-gnu-emacs@m.gmane.org; Sat, 03 Nov 2012 11:51:22 +0100 Original-Received: from localhost ([::1]:48854 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TUbJo-0006aQ-VK for geb-bug-gnu-emacs@m.gmane.org; Sat, 03 Nov 2012 06:51:12 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:49327) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TUbJm-0006aJ-Bh for bug-gnu-emacs@gnu.org; Sat, 03 Nov 2012 06:51:11 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TUbJl-0008GD-83 for bug-gnu-emacs@gnu.org; Sat, 03 Nov 2012 06:51:10 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:36468) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TUbJl-0008G4-0M for bug-gnu-emacs@gnu.org; Sat, 03 Nov 2012 06:51:09 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.72) (envelope-from ) id 1TUbMY-0000S9-1V for bug-gnu-emacs@gnu.org; Sat, 03 Nov 2012 06:54:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Chong Yidong Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 03 Nov 2012 10:54:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 12054 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 12054-submit@debbugs.gnu.org id=B12054.13519400381732 (code B ref 12054); Sat, 03 Nov 2012 10:54:01 +0000 Original-Received: (at 12054) by debbugs.gnu.org; 3 Nov 2012 10:53:58 +0000 Original-Received: from localhost ([127.0.0.1]:46719 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1TUbMT-0000Rr-Un for submit@debbugs.gnu.org; Sat, 03 Nov 2012 06:53:58 -0400 Original-Received: from mail-pb0-f44.google.com ([209.85.160.44]:65264) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1TUbMQ-0000Rh-L8 for 12054@debbugs.gnu.org; Sat, 03 Nov 2012 06:53:55 -0400 Original-Received: by mail-pb0-f44.google.com with SMTP id ro8so2955229pbb.3 for <12054@debbugs.gnu.org>; Sat, 03 Nov 2012 03:51:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:from:to:cc:subject:references:date:in-reply-to:message-id :user-agent:mime-version:content-type:content-transfer-encoding; bh=dE+7LQ4U0KVSgAfxy9GSRkfJGFX4GCUXSmuu7bMRWBo=; b=MBnkH/yhP6ns3wRP6lpPf+MZBg4dKe2MSw+cvcu2YnYOpCQRij6wPbqwa4KqG4wime hlJg0gkolX5r/GLnMgM0bpUcr2GPJRd/5awmSkWB+kgYqcHdao15wWJKHmI+SricbjFw 7bQz2JFxhdb8mqVwFlSNjoPYpUINJcHcopbA2rUBsb4GBSqor4GK4kZCex3swWsbhq+V r9RRuyRRUIvjQIQxaDNHfRuyakyHNJvwswSf3m1i9k2NIWgx6qPrxByGqYXA6JXNPey7 0y8qCCVS15POP5z2y2/bDVkUANaXPEin6PpMqGJR+QxkDhgHPaOs1RQMK4vWtmxSpfXR vSjw== Original-Received: by 10.66.80.66 with SMTP id p2mr12904750pax.84.1351939859145; Sat, 03 Nov 2012 03:50:59 -0700 (PDT) Original-Received: from ulysses (cm198.gamma83.maxonline.com.sg. [202.156.83.198]) by mx.google.com with ESMTPS id a10sm7227868paz.35.2012.11.03.03.50.56 (version=SSLv3 cipher=OTHER); Sat, 03 Nov 2012 03:50:58 -0700 (PDT) In-Reply-To: (Drew Adams's message of "Wed, 25 Jul 2012 22:43:29 -0700") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3.50 (gnu/linux) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.13 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.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:66373 Archived-At: "Drew Adams" writes: > (defface foo '((t (:background "Yellow"))) "" :group 'faces) > (setq nobreak-char-display nil) > (font-lock-add-keywords nil '(("[\240]+" (0 'foo t))) 'APPEND) >=20=20 > Insert a no-break space: > C-x 8 RET no-break-space (or C-q 240 RET) >=20=20 > Turn font-lock-mode off, then back on. >=20=20 > With point before the no-break-space, C-u C-x =3D. That shows that the > character is indeed a no-break-space, and there is no face on it. "[\240]+" doesn't do what you want. Octal 240 is a unibyte character, so that string constant specifies a unibyte string. When this unibyte string is converted to multibyte, the raw byte becomes codepoint #x3ffa0. You should use either of these instead: (font-lock-add-keywords nil '(("[\u00a0]+" (0 'foo t))) 'APPEND) (font-lock-add-keywords nil '(("[=C2=A0]+" (0 'foo t))) 'APPEND)