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: A question about read syntax and compiled backreferences Date: Sun, 28 Jan 2007 12:08:59 +0100 Message-ID: <85tzybqugk.fsf@lola.goethe.zz> References: <85ac04xhg3.fsf@lola.goethe.zz> <85tzybsdd8.fsf@lola.goethe.zz> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: sea.gmane.org 1169982564 8114 80.91.229.12 (28 Jan 2007 11:09:24 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Sun, 28 Jan 2007 11:09:24 +0000 (UTC) Cc: Juanma Barranquero , Emacs Devel , Miles Bader To: Andreas Schwab Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sun Jan 28 12:09:17 2007 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1HB7uO-0000E9-NE for ged-emacs-devel@m.gmane.org; Sun, 28 Jan 2007 12:09:16 +0100 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1HB7uO-00013N-7J for ged-emacs-devel@m.gmane.org; Sun, 28 Jan 2007 06:09:16 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1HB7uD-000138-Lf for emacs-devel@gnu.org; Sun, 28 Jan 2007 06:09:05 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1HB7uC-00012w-5E for emacs-devel@gnu.org; Sun, 28 Jan 2007 06:09:05 -0500 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1HB7uC-00012t-1l for emacs-devel@gnu.org; Sun, 28 Jan 2007 06:09:04 -0500 Original-Received: from mail-in-03.arcor-online.net ([151.189.21.43]) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA:32) (Exim 4.52) id 1HB7uA-0002WG-Uk; Sun, 28 Jan 2007 06:09:03 -0500 Original-Received: from mail-in-03-z2.arcor-online.net (mail-in-03-z2.arcor-online.net [151.189.8.15]) by mail-in-03.arcor-online.net (Postfix) with ESMTP id 17E2327589D; Sun, 28 Jan 2007 12:09:01 +0100 (CET) Original-Received: from mail-in-09.arcor-online.net (mail-in-09.arcor-online.net [151.189.21.49]) by mail-in-03-z2.arcor-online.net (Postfix) with ESMTP id E41472D3149; Sun, 28 Jan 2007 12:09:00 +0100 (CET) Original-Received: from lola.goethe.zz (dslb-084-061-042-081.pools.arcor-ip.net [84.61.42.81]) by mail-in-09.arcor-online.net (Postfix) with ESMTP id AA1CF35A778; Sun, 28 Jan 2007 12:09:00 +0100 (CET) Original-Received: by lola.goethe.zz (Postfix, from userid 1002) id E2F191C4D495; Sun, 28 Jan 2007 12:08:59 +0100 (CET) In-Reply-To: (Andreas Schwab's message of "Sun\, 28 Jan 2007 10\:51\:43 +0100") User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.0.93 (gnu/linux) X-detected-kernel: Linux 2.4-2.6 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:65562 Archived-At: Andreas Schwab writes: > David Kastrup writes: > >> Can't we just catch the error, remove what has been printed so far, >> and retry with print-circle set? > > See the start of this thread. When printing without print-circle there is > a simplistic circle check that can avoid the error, but creates output > that cannot be read back in. If it avoids the circle, it presumably also detects it. Why can't it throw an error then instead of producing output that can't be read in again? -- David Kastrup, Kriemhildstr. 15, 44793 Bochum