From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: nbtrap@nbtrap.com Newsgroups: gmane.emacs.bugs Subject: bug#17130: 24.4.50; Deficient Unicode case folding Date: Fri, 28 Mar 2014 15:31:09 -0400 Message-ID: <87ob0qrugy.fsf@nbtrap.com> References: <87txair0g7.fsf@ivytech.edu> <83fvm2fhii.fsf@gnu.org> 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 1396035129 21140 80.91.229.3 (28 Mar 2014 19:32:09 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 28 Mar 2014 19:32:09 +0000 (UTC) Cc: 17130@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Mar 28 20:32:19 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 1WTcVm-0005z9-R1 for geb-bug-gnu-emacs@m.gmane.org; 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a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbtrap.com; s=default; h=Content-Transfer-Encoding:Content-Type:MIME-Version:Message-ID:In-Reply-To:Date:References:Subject:Cc:To:From; bh=sknh0FDU9o0ZVRtP2hYDAxjyE6d/eCueqXHp3LHnAcs=; b=cAYI5ZCbpfGI97Xc/Lt30dnPnW0e6s6qa/7rzkfSH0s1RoW0E4O/5r0MZuc3zrNU9HgxsjKCre/3L887XIa/6WinIwcGNnGb/LFgpPii/cciezlMO7ttbJjUhCMZnefm; Original-Received: from [168.91.17.188] (port=16059 helo=Nathan-GNU) by host393.hostmonster.com with esmtpsa (TLSv1.2:CAMELLIA128-SHA:128) (Exim 4.82) (envelope-from ) id 1WTcUi-00006f-AN; Fri, 28 Mar 2014 13:31:12 -0600 In-Reply-To: <83fvm2fhii.fsf@gnu.org> (Eli Zaretskii's message of "Fri, 28 Mar 2014 18:51:49 +0300") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.4.50 (gnu/linux) X-Identified-User: {1585:host393.hostmonster.com:nbtrapco:nbtrap.com} {sentby:smtp auth 168.91.17.188 authed with nbtrap@nbtrap.com} 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:87497 Archived-At: Eli Zaretskii writes: >> M-: (compare-strings "=CF=83" nil nil "=CF=82" nil nil t) >>=20 >> =3D=3D> -1 ;; should be t > > No, because these characters are not a case pair. They're not a case pair in Emacs, but they should compare equally under Unicode case folding. >> Can someone that knows a thing about Unicode and emacs case tables speak >> to whether the latter could suffice for implementing full Unicode case >> folding? > > What is "full Unicode case folding"? Somthing that implements this: http://www.unicode.org/Public/UNIDATA/CaseFolding.txt And perhaps more. I don't know, but someone on this list probably does. If you look about a third of the way down, there's a line saying that U+03C2 (=CF=82) should fold into U+03C3 (=CF=83).