From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Vincent Lefevre Newsgroups: gmane.emacs.bugs Subject: bug#58992: 28.2; "lax space matching" no longer works Date: Fri, 4 Nov 2022 16:02:33 +0100 Message-ID: <20221104150233.GV9807@zira.vinc17.org> References: <20221103172157.GB9807@zira.vinc17.org> <83h6zf7w53.fsf@gnu.org> <20221104033038.GK9807@zira.vinc17.org> <83v8nv5gnz.fsf@gnu.org> <20221104101513.GM9807@zira.vinc17.org> <87o7tnhrvd.fsf@igel.home> <20221104124755.GQ9807@zira.vinc17.org> <87k04aj1hb.fsf@igel.home> <20221104143250.GT9807@zira.vinc17.org> <87fseyiy8f.fsf@igel.home> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="5953"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Mutt/2.2.7+51 (a318ca5a) vl-149028 (2022-10-21) Cc: Eli Zaretskii , 58992@debbugs.gnu.org To: Andreas Schwab Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Nov 04 16:03:31 2022 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1oqyEE-0001HR-PB for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 04 Nov 2022 16:03:30 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oqyE4-0007XT-BO; Fri, 04 Nov 2022 11:03:21 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oqyDq-0007LF-2S for bug-gnu-emacs@gnu.org; Fri, 04 Nov 2022 11:03:06 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1oqyDm-00071P-IP for bug-gnu-emacs@gnu.org; Fri, 04 Nov 2022 11:03:03 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1oqyDm-0007ey-Ap for bug-gnu-emacs@gnu.org; Fri, 04 Nov 2022 11:03:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Vincent Lefevre Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 04 Nov 2022 15:03:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 58992 X-GNU-PR-Package: emacs Original-Received: via spool by 58992-submit@debbugs.gnu.org id=B58992.166757415829413 (code B ref 58992); Fri, 04 Nov 2022 15:03:02 +0000 Original-Received: (at 58992) by debbugs.gnu.org; 4 Nov 2022 15:02:38 +0000 Original-Received: from localhost ([127.0.0.1]:54540 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1oqyDN-0007eL-NS for submit@debbugs.gnu.org; Fri, 04 Nov 2022 11:02:37 -0400 Original-Received: from joooj.vinc17.net ([155.133.131.76]:35860) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1oqyDK-0007e9-R6 for 58992@debbugs.gnu.org; Fri, 04 Nov 2022 11:02:35 -0400 Original-Received: from smtp-zira.vinc17.net (128.119.75.86.rev.sfr.net [86.75.119.128]) by joooj.vinc17.net (Postfix) with ESMTPSA id 6464E2E6; Fri, 4 Nov 2022 16:02:33 +0100 (CET) Original-Received: by zira.vinc17.org (Postfix, from userid 1000) id 2A60A2800196; Fri, 4 Nov 2022 16:02:33 +0100 (CET) Content-Disposition: inline In-Reply-To: <87fseyiy8f.fsf@igel.home> X-Mailer-Info: https://www.vinc17.net/mutt/ X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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: , Original-Sender: "bug-gnu-emacs" Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:247086 Archived-At: On 2022-11-04 15:35:28 +0100, Andreas Schwab wrote: > On Nov 04 2022, Vincent Lefevre wrote: > > > On 2022-11-04 14:25:20 +0100, Andreas Schwab wrote: > >> On Nov 04 2022, Vincent Lefevre wrote: > >> > >> > On 2022-11-04 12:38:14 +0100, Andreas Schwab wrote: > >> >> On Nov 04 2022, Vincent Lefevre wrote: > >> >> > >> >> > Wow! This is really confusing! [:space:] is defined by POSIX, > >> >> > >> >> Emacs regexps are _not_ defined by POSIX. > >> >> > >> >> > A character alternative can also specify named character classes > >> >> > (*note Char Classes::). This is a POSIX feature. [...] > >> > ^^^^^^^^^^^^^^^^^^^^^^^ > >> > > >> >> Did you read the referenced node? > >> > > >> > Did you read what the manual says? > >> > >> Yes, I did. > > > > No, you didn't. > > > >> ‘[:space:]’ > >> This matches any character that has whitespace syntax (*note Syntax > >> Class Table::). > > > > This is NOT a POSIX feature!!! > > Yes, it is. POSIX has introduced that syntax, and Emacs copied it. Since the meaning in Emacs is different, Emacs didn't copy it. It was merely inspired by POSIX. -- Vincent Lefèvre - Web: 100% accessible validated (X)HTML - Blog: Work: CR INRIA - computer arithmetic / AriC project (LIP, ENS-Lyon)