From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Richard Stallman Newsgroups: gmane.emacs.devel Subject: Re: char equivalence classes in search - why not symmetric? Date: Thu, 10 Sep 2015 11:50:00 -0400 Message-ID: References: <<2a7b9134-af2a-462d-af6c-d02bad60bbe8@default> <834mjecdy7.fsf@gnu.org> <38061f42-eaf1-47c6-b74d-f676ac952b18@default> <83r3miatvl.fsf@gnu.org> <21998.29683.916211.867479@a1i15.kph.uni-mainz.de> <83pp1s7w1m.fsf@gnu.org>> <<87lhcg38x7.fsf@mail.linkov.net> <83y4gg5n4q.fsf@gnu.org>> <> <> <5c860cd6-6453-4d7e-971b-bb047f6c9b1e@default> Reply-To: rms@gnu.org NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Trace: ger.gmane.org 1441900251 5546 80.91.229.3 (10 Sep 2015 15:50:51 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 10 Sep 2015 15:50:51 +0000 (UTC) Cc: eliz@gnu.org, emacs-devel@gnu.org, ulm@gentoo.org, bruce.connor.am@gmail.com, juri@linkov.net To: Drew Adams Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Thu Sep 10 17:50:37 2015 Return-path: Envelope-to: ged-emacs-devel@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 1Za47L-0006mF-L7 for ged-emacs-devel@m.gmane.org; Thu, 10 Sep 2015 17:50:31 +0200 Original-Received: from localhost ([::1]:49989 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Za47K-00073C-BH for ged-emacs-devel@m.gmane.org; Thu, 10 Sep 2015 11:50:30 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:56645) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Za476-000736-UG for emacs-devel@gnu.org; Thu, 10 Sep 2015 11:50:17 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Za476-0005oo-1S for emacs-devel@gnu.org; Thu, 10 Sep 2015 11:50:16 -0400 Original-Received: from fencepost.gnu.org ([208.118.235.10]:44392) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Za46r-0005NV-7X; Thu, 10 Sep 2015 11:50:01 -0400 Original-Received: from rms by fencepost.gnu.org with local (Exim 4.82) (envelope-from ) id 1Za46q-0002bu-AF; Thu, 10 Sep 2015 11:50:00 -0400 In-reply-to: <5c860cd6-6453-4d7e-971b-bb047f6c9b1e@default> (message from Drew Adams on Wed, 9 Sep 2015 20:15:50 -0700 (PDT)) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.10 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:189809 Archived-At: [[[ To any NSA and FBI agents reading my email: please consider ]]] [[[ whether defending the US Constitution against all enemies, ]]] [[[ foreign or domestic, requires you to follow Snowden's example. ]]] > > No, they aren't. For instance, A and Á are not equivalent in search. > > Searching for A will match Á, but searching for Á will not match A. > Please read what I said: "The chars are equivalent when searched for." > ^^^^^^^^^^^^^^^^^ I stand corrected. Strictly speaking, that is true. But since the term's implications could be misleading, let's avoid the word "equivalence" and say it in other ways. > That is the proposal of this thread: to make > them equivalent also in their use in a search string (when char > folding is turned on). I think that is a mistake. > The only explanation I saw from you was that you want the presence > of an accented char in the search string to automatically turn off > char folding. That's your preference. I proposed that. But perhaps making Á match only Á is better. -- Dr Richard Stallman President, Free Software Foundation (gnu.org, fsf.org) Internet Hall-of-Famer (internethalloffame.org) Skype: No way! See stallman.org/skype.html.