From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: David Kastrup Newsgroups: gmane.emacs.devel Subject: Re: Emacs Lisp's future Date: Tue, 07 Oct 2014 18:24:28 +0200 Message-ID: <87mw97alvn.fsf@fencepost.gnu.org> References: <54193A70.9020901@member.fsf.org> <87h9ztm5oa.fsf@fencepost.gnu.org> <87d2ahm3nw.fsf@fencepost.gnu.org> <871tqneyvl.fsf@netris.org> <87d2a54t1m.fsf@yeeloong.lan> <83lhotme1e.fsf@gnu.org> <871tql17uw.fsf@yeeloong.lan> <838uktm9gw.fsf@gnu.org> <87ppe5rt5l.fsf@uwakimon.sk.tsukuba.ac.jp> <87d2a4arju.fsf@fencepost.gnu.org> <878ukrc2sr.fsf@fencepost.gnu.org> <87vbnvamut.fsf@fencepost.gnu.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1412699102 18167 80.91.229.3 (7 Oct 2014 16:25:02 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 7 Oct 2014 16:25:02 +0000 (UTC) Cc: emacs-devel@gnu.org To: Andreas Schwab Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Tue Oct 07 18:24:56 2014 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 1XbXZH-0004QV-KP for ged-emacs-devel@m.gmane.org; Tue, 07 Oct 2014 18:24:55 +0200 Original-Received: from localhost ([::1]:59824 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XbXZG-0001dX-V8 for ged-emacs-devel@m.gmane.org; Tue, 07 Oct 2014 12:24:54 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:41530) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XbXZD-0001dQ-Iz for emacs-devel@gnu.org; Tue, 07 Oct 2014 12:24:52 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XbXZC-0006AI-S0 for emacs-devel@gnu.org; Tue, 07 Oct 2014 12:24:51 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:44021) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XbXZC-0006AE-Oe for emacs-devel@gnu.org; Tue, 07 Oct 2014 12:24:50 -0400 Original-Received: from localhost ([127.0.0.1]:51194 helo=lola) by fencepost.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XbXZC-0006cK-As; Tue, 07 Oct 2014 12:24:50 -0400 Original-Received: by lola (Postfix, from userid 1000) id F3935E060A; Tue, 7 Oct 2014 18:24:28 +0200 (CEST) In-Reply-To: (Andreas Schwab's message of "Tue, 07 Oct 2014 18:16:21 +0200") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.4.50 (gnu/linux) X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-Received-From: 2001:4830:134:3::e 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:175083 Archived-At: Andreas Schwab writes: > David Kastrup writes: > >> Andreas Schwab writes: >> >>> David Kastrup writes: >>> >>>> Andreas Schwab writes: >>>> >>>>> David Kastrup writes: >>>>> >>>>>> One problem with that is that quite often Emacs' choice of a coding >>>>>> system for a buffer is the result of heuristics rather than dependable >>>>>> information. Not making a fuzz might often be simplest. >>>>> >>>>> If you try to save a buffer Emacs will check whether all characters are >>>>> encodable, and complain (and ask) if they aren't. >>>> >>>> Sure, but a raw byte is trivially encodable since it is no character. >>> >>> This is a contradiction. It isn't a character, so it isn't encodable. >> >> The character representation of "raw byte" is trivially encodable since >> it represents a single byte in any encoding. > > No encoding (except raw-text) can encode characters from the eight-bit > charset. (encode-coding-string (string (decode-char 'eight-bit 128)) 'utf-8) => "\200" -- David Kastrup