From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Neil Jerram Newsgroups: gmane.lisp.guile.devel Subject: Re: R6RS Strings Date: Fri, 01 Jan 2010 22:44:05 +0000 Message-ID: <87pr5txx6y.fsf@ossau.uklinux.net> References: <145255.56904.qm@web37903.mail.mud.yahoo.com> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1262385921 14643 80.91.229.12 (1 Jan 2010 22:45:21 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 1 Jan 2010 22:45:21 +0000 (UTC) Cc: guile-devel To: Mike Gran Original-X-From: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Fri Jan 01 23:45:13 2010 Return-path: Envelope-to: guile-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1NQqEq-0008TS-L8 for guile-devel@m.gmane.org; Fri, 01 Jan 2010 23:44:56 +0100 Original-Received: from localhost ([127.0.0.1]:34756 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1NQqEr-0005je-3l for guile-devel@m.gmane.org; Fri, 01 Jan 2010 17:44:57 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1NQqEo-0005jR-9Q for guile-devel@gnu.org; Fri, 01 Jan 2010 17:44:54 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1NQqEi-0005iz-LM for guile-devel@gnu.org; Fri, 01 Jan 2010 17:44:53 -0500 Original-Received: from [199.232.76.173] (port=58394 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1NQqEi-0005iq-HD for guile-devel@gnu.org; Fri, 01 Jan 2010 17:44:48 -0500 Original-Received: from mail3.uklinux.net ([80.84.72.33]:47480) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1NQqEi-0002bz-As for guile-devel@gnu.org; Fri, 01 Jan 2010 17:44:48 -0500 Original-Received: from arudy (host81-153-58-148.range81-153.btcentralplus.com [81.153.58.148]) by mail3.uklinux.net (Postfix) with ESMTP id BC0AD1F694B; Fri, 1 Jan 2010 22:44:10 +0000 (GMT) Original-Received: from arudy (arudy [127.0.0.1]) by arudy (Postfix) with ESMTP id B304A38023; Fri, 1 Jan 2010 22:44:06 +0000 (GMT) In-Reply-To: <145255.56904.qm@web37903.mail.mud.yahoo.com> (Mike Gran's message of "Tue, 29 Dec 2009 10:47:37 -0800 (PST)") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.1 (gnu/linux) X-detected-operating-system: by monty-python.gnu.org: GNU/Linux 2.4-2.6 X-BeenThere: guile-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Developers list for Guile, the GNU extensibility library" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Errors-To: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.lisp.guile.devel:9809 Archived-At: Mike Gran writes: > First off, there are a couple of missing escapes:=A0the named characters > #\alarm, #\linefeed, #\vtab, and #\delete, and the string escape "\b" > for backspace. So these could be supported without any compatibility concerns? > Second, what do you think about making a reader option to change the > input and output format of string and character escapes to the R6RS escap= es? > > Characters would be #\xNNN, where NNN is a hexidecimal number of one > to 9 (!) digits, even though 6 digits is always sufficient. > > String escapes would become "\xNNN;" where, again, NNN is a hex number of > variable length, and where there is a terminal semicolon ';'. All sounds good to me! (I don't see any downside, am I missing one?) Neil