From mboxrd@z Thu Jan  1 00:00:00 1970
Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail
From: Eli Zaretskii <eliz@gnu.org>
Newsgroups: gmane.emacs.bugs
Subject: bug#17758: 24.3;
 The line isn't wrapped during printing if it contains non ascii chars
Date: Sat, 29 May 2021 10:01:43 +0300
Message-ID: <83fsy66n1k.fsf@gnu.org>
References: <877g4nm9c1.fsf@leo-kub-port.i-did-not-set--mail-host-address--so-tickle-me>
 <87v972rtfc.fsf@gnus.org> <83h7im6o42.fsf@gnu.org> <87r1hqqbx9.fsf@gnus.org>
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="3691"; mail-complaints-to="usenet@ciao.gmane.io"
Cc: handa@gnu.org, 17758@debbugs.gnu.org, tobias.bora@gmail.com
To: Lars Ingebrigtsen <larsi@gnus.org>
Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sat May 29 09:02:22 2021
Return-path: <bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org>
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 <bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org>)
	id 1lmszF-0000mt-Va
	for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 29 May 2021 09:02:21 +0200
Original-Received: from localhost ([::1]:57526 helo=lists1p.gnu.org)
	by lists.gnu.org with esmtp (Exim 4.90_1)
	(envelope-from <bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org>)
	id 1lmszE-0003Vy-0r
	for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 29 May 2021 03:02:20 -0400
Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:44696)
 by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)
 (Exim 4.90_1) (envelope-from <Debian-debbugs@debbugs.gnu.org>)
 id 1lmsyy-0003TN-6V
 for bug-gnu-emacs@gnu.org; Sat, 29 May 2021 03:02:04 -0400
Original-Received: from debbugs.gnu.org ([209.51.188.43]:44339)
 by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128)
 (Exim 4.90_1) (envelope-from <Debian-debbugs@debbugs.gnu.org>)
 id 1lmsyw-0004Ul-JJ
 for bug-gnu-emacs@gnu.org; Sat, 29 May 2021 03:02:03 -0400
Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2)
 (envelope-from <Debian-debbugs@debbugs.gnu.org>) id 1lmsyw-0004q0-Fu
 for bug-gnu-emacs@gnu.org; Sat, 29 May 2021 03:02:02 -0400
X-Loop: help-debbugs@gnu.org
Resent-From: Eli Zaretskii <eliz@gnu.org>
Original-Sender: "Debbugs-submit" <debbugs-submit-bounces@debbugs.gnu.org>
Resent-CC: bug-gnu-emacs@gnu.org
Resent-Date: Sat, 29 May 2021 07:02:02 +0000
Resent-Message-ID: <handler.17758.B17758.162227170518574@debbugs.gnu.org>
Resent-Sender: help-debbugs@gnu.org
X-GNU-PR-Message: followup 17758
X-GNU-PR-Package: emacs
X-GNU-PR-Keywords: fixed
Original-Received: via spool by 17758-submit@debbugs.gnu.org id=B17758.162227170518574
 (code B ref 17758); Sat, 29 May 2021 07:02:02 +0000
Original-Received: (at 17758) by debbugs.gnu.org; 29 May 2021 07:01:45 +0000
Original-Received: from localhost ([127.0.0.1]:55885 helo=debbugs.gnu.org)
 by debbugs.gnu.org with esmtp (Exim 4.84_2)
 (envelope-from <debbugs-submit-bounces@debbugs.gnu.org>)
 id 1lmsyf-0004pW-AT
 for submit@debbugs.gnu.org; Sat, 29 May 2021 03:01:45 -0400
Original-Received: from eggs.gnu.org ([209.51.188.92]:51002)
 by debbugs.gnu.org with esmtp (Exim 4.84_2)
 (envelope-from <eliz@gnu.org>) id 1lmsyd-0004pK-B8
 for 17758@debbugs.gnu.org; Sat, 29 May 2021 03:01:44 -0400
Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:36476)
 by eggs.gnu.org with esmtp (Exim 4.90_1)
 (envelope-from <eliz@gnu.org>)
 id 1lmsyY-0004FX-0V; Sat, 29 May 2021 03:01:38 -0400
Original-Received: from 84.94.185.95.cable.012.net.il ([84.94.185.95]:3113
 helo=home-c4e4a596f7)
 by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)
 (Exim 4.90_1) (envelope-from <eliz@gnu.org>)
 id 1lmsyX-00044l-EG; Sat, 29 May 2021 03:01:37 -0400
In-Reply-To: <87r1hqqbx9.fsf@gnus.org> (message from Lars Ingebrigtsen on Sat, 
 29 May 2021 08:41:38 +0200)
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" <bug-gnu-emacs.gnu.org>
List-Unsubscribe: <https://lists.gnu.org/mailman/options/bug-gnu-emacs>,
 <mailto:bug-gnu-emacs-request@gnu.org?subject=unsubscribe>
List-Archive: <https://lists.gnu.org/archive/html/bug-gnu-emacs>
List-Post: <mailto:bug-gnu-emacs@gnu.org>
List-Help: <mailto:bug-gnu-emacs-request@gnu.org?subject=help>
List-Subscribe: <https://lists.gnu.org/mailman/listinfo/bug-gnu-emacs>,
 <mailto:bug-gnu-emacs-request@gnu.org?subject=subscribe>
Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org
Original-Sender: "bug-gnu-emacs"
 <bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org>
Xref: news.gmane.io gmane.emacs.bugs:207509
Archived-At: <http://permalink.gmane.org/gmane.emacs.bugs/207509>

> From: Lars Ingebrigtsen <larsi@gnus.org>
> Cc: Kenichi Handa <handa@gnu.org>,  tobias.bora@gmail.com,
>   17758@debbugs.gnu.org
> Date: Sat, 29 May 2021 08:41:38 +0200
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> > I'm not sure I understand the fix, can you explain it?
> 
> I'm not sure I understand it either.  :-/
> 
> (string-match "^[\000-ÿ]+" "éfoo")
> => 0
> 
> (string-match "^[\000-\377]+" "éfoo")
> => nil
> 
> Which surprised me.

Maybe because an octal escape causes us to match only raw bytes?

(string-match "^[\000-\377]+" (encode-coding-string "éfoo" 'latin-1))
=> 0

Is that documented somewhere?