From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Andy Wingo Newsgroups: gmane.lisp.guile.devel Subject: Re: r6rs incompatibilities Date: Wed, 26 May 2010 15:21:54 +0200 Message-ID: References: <983244.37247.qm@web37906.mail.mud.yahoo.com> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: dough.gmane.org 1274880001 1324 80.91.229.12 (26 May 2010 13:20:01 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Wed, 26 May 2010 13:20:01 +0000 (UTC) Cc: guile-devel To: Julian Graham Original-X-From: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Wed May 26 15:19:54 2010 connect(): No such file or directory 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 4.69) (envelope-from ) id 1OHGWP-0000gh-Qh for guile-devel@m.gmane.org; Wed, 26 May 2010 15:19:46 +0200 Original-Received: from localhost ([127.0.0.1]:40648 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OHGWP-0004JZ-9K for guile-devel@m.gmane.org; Wed, 26 May 2010 09:19:45 -0400 Original-Received: from [140.186.70.92] (port=59101 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OHGWL-0004IF-Qc for guile-devel@gnu.org; Wed, 26 May 2010 09:19:42 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1OHGWK-0002KG-Fa for guile-devel@gnu.org; Wed, 26 May 2010 09:19:41 -0400 Original-Received: from a-pb-sasl-quonix.pobox.com ([208.72.237.25]:40725 helo=sasl.smtp.pobox.com) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1OHGWK-0002K7-BP for guile-devel@gnu.org; Wed, 26 May 2010 09:19:40 -0400 Original-Received: from sasl.smtp.pobox.com (unknown [127.0.0.1]) by a-pb-sasl-quonix.pobox.com (Postfix) with ESMTP id 1483FB6763; Wed, 26 May 2010 09:19:40 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=pobox.com; h=from:to:cc :subject:references:date:in-reply-to:message-id:mime-version :content-type; s=sasl; bh=xdEeAomm+zj2sitRtOgTG7nXE88=; b=oXQmSk gMQOqDUZALUNh4cPGuSbQ7LqadzhDIeELXe4eanjhjOac0S0h6vi3k92z6O8f6jY ocBQrWGULsRnAdlVFw+A+KzJSGL1lk5I2xhXt5bzcXUI5o7BkK4TDjRgursE0ohx 4+nS0cOfAeEQDf2pGk5Cd+OSFWuGPSnr2MMF0= DomainKey-Signature: a=rsa-sha1; c=nofws; d=pobox.com; h=from:to:cc :subject:references:date:in-reply-to:message-id:mime-version :content-type; q=dns; s=sasl; b=tWPTm885z71J0KmT6hbBJwghlAd7Lln6 aXJdToehuBQAWNvgRDBkYtUMIpnx09+aAYakDOv46R/E5FBuNcQ+kFYBMet7yDtj N1/6+qa/K9tu9GMV4fIJNky5e8JunnOb5A1MchFXhOOJkMsUGtyAQ9pMcotp3t+0 5e52uKGJ49M= Original-Received: from a-pb-sasl-quonix. (unknown [127.0.0.1]) by a-pb-sasl-quonix.pobox.com (Postfix) with ESMTP id E09FAB6762; Wed, 26 May 2010 09:19:38 -0400 (EDT) Original-Received: from unquote (unknown [83.202.37.151]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by a-pb-sasl-quonix.pobox.com (Postfix) with ESMTPSA id 57B74B6761; Wed, 26 May 2010 09:19:37 -0400 (EDT) In-Reply-To: (Julian Graham's message of "Wed, 26 May 2010 09:02:25 -0400") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.0.92 (gnu/linux) X-Pobox-Relay-ID: 563C5852-68C9-11DF-80A1-6730EE7EF46B-02397024!a-pb-sasl-quonix.pobox.com X-detected-operating-system: by eggs.gnu.org: Solaris 10 (beta) 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:10374 Archived-At: On Wed 26 May 2010 15:02, Julian Graham writes: >>> We could make this more general, as the r7 committees are wont to do: if >>> #! is followed by whitespace or /, then read as a block comment; >>> otherwise read one token. In our case, we would read #!foo as #:foo. I >>> don't think this change would affect anyone. What do you think? >> >> Note that there are a couple of other #! constructs being considered for >> scheme 7, for example to control case folding. It seems more or less >> sensible. Perhaps we should read these as directives, and not as datums >> at all. >> >> There is also the possibility of introducing a reader option for this >> behavior. > > Any chance we could go with my (admittedly sloppy) approach (or > something equally as quick) in the short term, and then, as they say > in the 'biz, "iterate?" The above sounds sweet, but it seems like > it'd make more sense to tackle those things post-2.0. Heh, sure. But don't make it return SCM_UNSPECIFIED, please; make it treat #!r6rs as a comment. See http://www.r6rs.org/final/html/r6rs/r6rs-Z-H-7.html#node_sec_4.2.3. Andy -- http://wingolog.org/