From mboxrd@z Thu Jan  1 00:00:00 1970
Path: news.gmane.org!.POSTED!not-for-mail
From: Eric Abrahamsen <eric@ericabrahamsen.net>
Newsgroups: gmane.emacs.help
Subject: Re: string-bytes and coding systems
Date: Fri, 10 Mar 2017 10:56:36 -0800
Message-ID: <87y3wd2c63.fsf@ericabrahamsen.net>
References: <87r327nyto.fsf@ericabrahamsen.net> <83tw72fnha.fsf@gnu.org>
	<jwvr325a4jv.fsf-monnier+gmane.emacs.help@gnu.org>
	<877f3xw0j7.fsf@ericabrahamsen.net>
	<jwvwpbx3s73.fsf-monnier+gmane.emacs.help@gnu.org>
NNTP-Posting-Host: blaine.gmane.org
Mime-Version: 1.0
Content-Type: text/plain
X-Trace: blaine.gmane.org 1489172246 22901 195.159.176.226 (10 Mar 2017 18:57:26 GMT)
X-Complaints-To: usenet@blaine.gmane.org
NNTP-Posting-Date: Fri, 10 Mar 2017 18:57:26 +0000 (UTC)
User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.0.50 (gnu/linux)
To: help-gnu-emacs@gnu.org
Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Fri Mar 10 19:57:20 2017
Return-path: <help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org>
Envelope-to: geh-help-gnu-emacs@m.gmane.org
Original-Received: from lists.gnu.org ([208.118.235.17])
	by blaine.gmane.org with esmtp (Exim 4.84_2)
	(envelope-from <help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org>)
	id 1cmPj2-0004v0-Uk
	for geh-help-gnu-emacs@m.gmane.org; Fri, 10 Mar 2017 19:57:17 +0100
Original-Received: from localhost ([::1]:40565 helo=lists.gnu.org)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org>)
	id 1cmPj9-0000ph-30
	for geh-help-gnu-emacs@m.gmane.org; Fri, 10 Mar 2017 13:57:23 -0500
Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:59680)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <geh-help-gnu-emacs@m.gmane.org>) id 1cmPih-0000mX-Fe
	for help-gnu-emacs@gnu.org; Fri, 10 Mar 2017 13:56:56 -0500
Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
	(envelope-from <geh-help-gnu-emacs@m.gmane.org>) id 1cmPie-00011s-Er
	for help-gnu-emacs@gnu.org; Fri, 10 Mar 2017 13:56:55 -0500
Original-Received: from [195.159.176.226] (port=48326 helo=blaine.gmane.org)
	by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16)
	(Exim 4.71) (envelope-from <geh-help-gnu-emacs@m.gmane.org>)
	id 1cmPie-00011g-7O
	for help-gnu-emacs@gnu.org; Fri, 10 Mar 2017 13:56:52 -0500
Original-Received: from list by blaine.gmane.org with local (Exim 4.84_2)
	(envelope-from <geh-help-gnu-emacs@m.gmane.org>) id 1cmPiS-0001Kl-E7
	for help-gnu-emacs@gnu.org; Fri, 10 Mar 2017 19:56:40 +0100
X-Injected-Via-Gmane: http://gmane.org/
Original-Lines: 10
Original-X-Complaints-To: usenet@blaine.gmane.org
Cancel-Lock: sha1:dGzNnfrcjVhgzhqd8W0yQJR9BGw=
X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic]
	[fuzzy]
X-Received-From: 195.159.176.226
X-BeenThere: help-gnu-emacs@gnu.org
X-Mailman-Version: 2.1.21
Precedence: list
List-Id: Users list for the GNU Emacs text editor <help-gnu-emacs.gnu.org>
List-Unsubscribe: <https://lists.gnu.org/mailman/options/help-gnu-emacs>,
	<mailto:help-gnu-emacs-request@gnu.org?subject=unsubscribe>
List-Archive: <http://lists.gnu.org/archive/html/help-gnu-emacs/>
List-Post: <mailto:help-gnu-emacs@gnu.org>
List-Help: <mailto:help-gnu-emacs-request@gnu.org?subject=help>
List-Subscribe: <https://lists.gnu.org/mailman/listinfo/help-gnu-emacs>,
	<mailto:help-gnu-emacs-request@gnu.org?subject=subscribe>
Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org
Original-Sender: "help-gnu-emacs"
	<help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org>
Xref: news.gmane.org gmane.emacs.help:112522
Archived-At: <http://permalink.gmane.org/gmane.emacs.help/112522>

Stefan Monnier <monnier@iro.umontreal.ca> writes:

>> Hmm, maybe it will be bindat.el after all! Or I'll just keep the current
>> in-buffer string-bytes approach and wait for something to explode.
>
> Basically, as long as the data is truly utf-8, string-bytes should give
> you the correct answer.  The differences should only occur on characters
> which are outside of utf-8 proper (used to represent invalid utf-8 data).

Sounds close enough for me.