From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: ludo@gnu.org (Ludovic =?iso-8859-1?Q?Court=E8s?=) Newsgroups: gmane.lisp.guile.devel Subject: Re: SRFI-1 in Scheme Date: Tue, 20 Jul 2010 18:35:06 +0200 Message-ID: <87k4oqru11.fsf@gnu.org> References: <8739vocnr0.fsf@gnu.org> <87hbk3uj8c.fsf@gnu.org> <87sk3nt326.fsf@gnu.org> <87iq4gfmp8.fsf@gnu.org> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Trace: dough.gmane.org 1279644609 2194 80.91.229.12 (20 Jul 2010 16:50:09 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Tue, 20 Jul 2010 16:50:09 +0000 (UTC) To: guile-devel@gnu.org Original-X-From: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Tue Jul 20 18:50:08 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 4.69) (envelope-from ) id 1ObG15-0005Bw-2y for guile-devel@m.gmane.org; Tue, 20 Jul 2010 18:50:05 +0200 Original-Received: from localhost ([127.0.0.1]:48940 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1ObG0C-0006ZO-Fk for guile-devel@m.gmane.org; Tue, 20 Jul 2010 12:49:08 -0400 Original-Received: from [140.186.70.92] (port=54799 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1ObFrb-00029u-LC for guile-devel@gnu.org; Tue, 20 Jul 2010 12:40:32 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1ObFrU-0003YE-09 for guile-devel@gnu.org; Tue, 20 Jul 2010 12:40:09 -0400 Original-Received: from lo.gmane.org ([80.91.229.12]:55160) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1ObFrT-0003Y3-L3 for guile-devel@gnu.org; Tue, 20 Jul 2010 12:40:07 -0400 Original-Received: from list by lo.gmane.org with local (Exim 4.69) (envelope-from ) id 1ObFrQ-0000b1-12 for guile-devel@gnu.org; Tue, 20 Jul 2010 18:40:04 +0200 Original-Received: from acces.bordeaux.inria.fr ([193.50.110.5]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 20 Jul 2010 18:40:04 +0200 Original-Received: from ludo by acces.bordeaux.inria.fr with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 20 Jul 2010 18:40:04 +0200 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 53 Original-X-Complaints-To: usenet@dough.gmane.org X-Gmane-NNTP-Posting-Host: acces.bordeaux.inria.fr X-URL: http://www.fdn.fr/~lcourtes/ X-Revolutionary-Date: 2 Thermidor an 218 de la =?iso-8859-1?Q?R=E9volution?= X-PGP-Key-ID: 0xEA52ECF4 X-PGP-Key: http://www.fdn.fr/~lcourtes/ludovic.asc X-PGP-Fingerprint: 83C4 F8E5 10A3 3B4C 5BEA D15D 77DD 95E2 EA52 ECF4 X-OS: x86_64-unknown-linux-gnu User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.2 (gnu/linux) Cancel-Lock: sha1:Wf52kN9GLerVp7ZUIuafKm6GABs= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 3) 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:10702 Archived-At: Hi, Andy Wingo writes: > I would prefer not to enshrine a "regular / debug" split again though. I > guess that's what really bothers me. It's especially egregious if you > can't switch at runtime. The split survived! :-) --8<---------------cut here---------------start------------->8--- $ guile -c 'sdf' ERROR: In procedure catch-closure: ERROR: Unbound variable: sdf $ guile --debug -c 'sdf' Backtrace: In ice-9/boot-9.scm: 170: 8 [catch #t # ...] In unknown file: ?: 7 [catch-closure] In ice-9/boot-9.scm: 62: 6 [call-with-prompt prompt0 ...] In module/ice-9/eval.scm: 389: 5 [eval # #] In unknown file: ?: 4 [eval-string "sdf" #] In module/ice-9/eval.scm: 356: 3 [eval # ()] In unknown file: ?: 2 [memoize-variable-access! # #] In ice-9/boot-9.scm: 115: 1 [# unbound-variable ...] In unknown file: ?: 0 [catch-closure unbound-variable #f "Unbound variable: ~S" (sdf) #f] ERROR: In procedure catch-closure: ERROR: Unbound variable: sdf $ guile --version guile (GNU Guile) 1.9.11.176-1b912 --8<---------------cut here---------------end--------------->8--- Don’t get me wrong, this is not to say that we should make the split even more acute! I actually think that disabling automatic backtraces is much more visible that disabling VM hooks. What do you think? Thanks, Ludo’.