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: despair, debugging, and the repl Date: Mon, 14 Jun 2010 18:29:36 +0200 Message-ID: <87d3vt4lxr.fsf@gnu.org> References: 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 1276533332 636 80.91.229.12 (14 Jun 2010 16:35:32 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Mon, 14 Jun 2010 16:35:32 +0000 (UTC) To: guile-devel@gnu.org Original-X-From: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Mon Jun 14 18:35:30 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 1OOCdE-0007NJ-0X for guile-devel@m.gmane.org; Mon, 14 Jun 2010 18:35:28 +0200 Original-Received: from localhost ([127.0.0.1]:54340 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OOCdD-00025B-5R for guile-devel@m.gmane.org; Mon, 14 Jun 2010 12:35:27 -0400 Original-Received: from [140.186.70.92] (port=51713 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OOCXt-0006j9-3F for guile-devel@gnu.org; Mon, 14 Jun 2010 12:29:58 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1OOCXr-0003JH-Rh for guile-devel@gnu.org; Mon, 14 Jun 2010 12:29:56 -0400 Original-Received: from lo.gmane.org ([80.91.229.12]:46171) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1OOCXr-0003Ix-Lb for guile-devel@gnu.org; Mon, 14 Jun 2010 12:29:55 -0400 Original-Received: from list by lo.gmane.org with local (Exim 4.69) (envelope-from ) id 1OOCXl-0004Jx-2l for guile-devel@gnu.org; Mon, 14 Jun 2010 18:29:49 +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 ; Mon, 14 Jun 2010 18:29:49 +0200 Original-Received: from ludo by acces.bordeaux.inria.fr with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Mon, 14 Jun 2010 18:29:49 +0200 X-Injected-Via-Gmane: http://gmane.org/ connect(): No such file or directory Original-Lines: 33 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: 26 Prairial 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:VTf6E+Y0t4lXcD2jy3FcDQSYdaM= 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:10471 Archived-At: Hello! Andy Wingo writes: > * Neil's debugger code doesn't work any more but is prettier than > mine, and did stepping which mine doesn't yet > > * Neil's debugger (and Guile pre-1.9, generally) worked on the > expression level rather than the function call level, so it could > give the user nicer information in many cases. Yep. > So, to that end, then, here's a preliminary plan of action: > > * Deprecate all of the old repl code, keeping compatibility shims for > the useful interfaces perhaps, but trying to move the REPL > implementation entirely out to modules. > > * Remove all of the old debugger code. This pains me somewhat, but we > have to move forward here. > > * Deprecate the-last-stack fluid -- besides being hard to reason > about, it doesn't even work all that well. > > * Document the new REPL. Fine with me (but maybe you’ve already finished it in the meantime). What about single-stepping and expression-level debugging? Thanks, Ludo’.