From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Nathan Trapuzzano Newsgroups: gmane.emacs.bugs Subject: bug#17130: 24.4.50; Deficient Unicode case folding Date: Sat, 29 Mar 2014 16:15:34 -0400 Message-ID: <87siq0sqvt.fsf@nbtrap.com> References: <87txair0g7.fsf@ivytech.edu> <83fvm2fhii.fsf@gnu.org> <87ob0qrugy.fsf@nbtrap.com> <83y4ztec5l.fsf@gnu.org> <87ob0pnptc.fsf@nbtrap.com> <83d2h5du2e.fsf@gnu.org> <87eh1lcdaj.fsf@nbtrap.com> <838urtdpwk.fsf@gnu.org> <87ioqxxbtk.fsf@nbtrap.com> <831txkewil.fsf@gnu.org> <8761mwua93.fsf@nbtrap.com> <87eh1kdf7p.fsf@nbtrap.com> <83txagdbrb.fsf@gnu.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1396124185 13845 80.91.229.3 (29 Mar 2014 20:16:25 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sat, 29 Mar 2014 20:16:25 +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 Sat Mar 29 21:16:19 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 1WTzfu-0002LX-DA for geb-bug-gnu-emacs@m.gmane.org; Sat, 29 Mar 2014 21:16:18 +0100 Original-Received: from localhost ([::1]:41076 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WTzft-00082n-Tw for geb-bug-gnu-emacs@m.gmane.org; Sat, 29 Mar 2014 16:16:17 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:58212) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WTzfk-0007uH-H7 for bug-gnu-emacs@gnu.org; Sat, 29 Mar 2014 16:16:14 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1WTzfe-0007mz-AN for bug-gnu-emacs@gnu.org; Sat, 29 Mar 2014 16:16:08 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:55275) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WTzfe-0007mv-6O for bug-gnu-emacs@gnu.org; Sat, 29 Mar 2014 16:16:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1WTzfd-0005sn-Rb for bug-gnu-emacs@gnu.org; Sat, 29 Mar 2014 16:16:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Nathan Trapuzzano Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 29 Mar 2014 20:16:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 17130 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 17130-submit@debbugs.gnu.org id=B17130.139612415122589 (code B ref 17130); Sat, 29 Mar 2014 20:16:01 +0000 Original-Received: (at 17130) by debbugs.gnu.org; 29 Mar 2014 20:15:51 +0000 Original-Received: from localhost ([127.0.0.1]:56457 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1WTzfS-0005sG-J2 for submit@debbugs.gnu.org; Sat, 29 Mar 2014 16:15:51 -0400 Original-Received: from gproxy3-pub.mail.unifiedlayer.com ([69.89.30.42]:45963) by debbugs.gnu.org with smtp (Exim 4.80) (envelope-from ) id 1WTzfP-0005s6-4g for 17130@debbugs.gnu.org; Sat, 29 Mar 2014 16:15:48 -0400 Original-Received: (qmail 27795 invoked by uid 0); 29 Mar 2014 20:15:44 -0000 Original-Received: from unknown (HELO cmgw4) (10.0.90.85) by gproxy3.mail.unifiedlayer.com with SMTP; 29 Mar 2014 20:15:44 -0000 Original-Received: from host393.hostmonster.com ([66.147.240.193]) by cmgw4 with id jfFd1n00H4B3kjm01fFgwy; Sat, 29 Mar 2014 21:15:43 -0600 X-Authority-Analysis: v=2.1 cv=L+eOHYj8 c=1 sm=1 tr=0 a=GZ6qK+eS4AuCRVUKGEKC+Q==:117 a=GZ6qK+eS4AuCRVUKGEKC+Q==:17 a=DsvgjBjRAAAA:8 a=f5113yIGAAAA:8 a=4GsTxW34auoA:10 a=2__L0ovz5gcA:10 a=lfvU_ReahkwA:10 a=ngU5ixn2AAAA:8 a=fWyWhr6xdMwA:10 a=mDV3o1hIAAAA:8 a=kUnNvfyN5qT8Sf2AZVcA:9 a=ii61gXl28gQA:10 a=T1GfT9_SXI0A:10 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbtrap.com; s=default; h=Content-Type:MIME-Version:Message-ID:In-Reply-To:Date:References:Subject:Cc:To:From; bh=bM+hZHSzSlq9w22KeGxyww68M1ynTz2d3qZvldkTeTA=; b=CqKherdB5zWLeh/B1njvHsi0Q2WofUXqQaCXXIxKKtBfIK+K6GgnRPgNjJvFM1ckKyUNJ0iAQIedFVSaPdbYQCfibNog/sK8CXpULlhvGKWA5c3ze5shaeg1GAC+97xR; Original-Received: from [50.90.253.209] (port=52038 helo=Nathan-GNU) by host393.hostmonster.com with esmtpsa (TLSv1.2:CAMELLIA128-SHA:128) (Exim 4.82) (envelope-from ) id 1WTzfG-00025S-B0; Sat, 29 Mar 2014 14:15:38 -0600 In-Reply-To: <83txagdbrb.fsf@gnu.org> (Eli Zaretskii's message of "Sat, 29 Mar 2014 22:51:20 +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 50.90.253.209 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:87547 Archived-At: Eli Zaretskii writes: >> From: Nathan Trapuzzano >> Cc: 17130@debbugs.gnu.org >> Date: Sat, 29 Mar 2014 14:36:42 -0400 >> >> Er, let me rephrase. Case _conversion_ (such as in case-preserving >> replace) and case _folding_ (such as ought be used in case-insensitive >> searching) are orthogonal. > > But they can very well use the same database. It's not clear what you mean. We already have a place to store upper- and lower- case variants. What I'm proposing is to use the CANONICALIZE slot as a place to store the case-folding mapping. If this would mess up Emacs' case-preserving replace, then I think that would just mean that case-preserving replace is broken. There is no such case as "canonicalize"--you can't say, "Oh, this string is in the canonical case, so when I want to replace it with this other string in canonical case". A case-preserving replace should only consult the upper- and lower-case slots (and perhaps the title-case slot if it existed).