From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: ludo@gnu.org (Ludovic =?utf-8?Q?Court=C3=A8s?=) Newsgroups: gmane.lisp.guile.devel Subject: Re: thoughts on ports Date: Sun, 20 Jan 2013 23:11:01 +0100 Message-ID: <87libnqzd6.fsf@gnu.org> References: <87zkam7z5n.fsf@pobox.com> <87aa2jqlst.fsf@gnu.org> <87hamfdg9q.fsf@pobox.com> <871udi41wp.fsf@gnu.org> <874niba9mk.fsf@pobox.com> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1358719869 23805 80.91.229.3 (20 Jan 2013 22:11:09 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 20 Jan 2013 22:11:09 +0000 (UTC) Cc: guile-devel@gnu.org To: Andy Wingo Original-X-From: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Sun Jan 20 23:11:28 2013 Return-path: Envelope-to: guile-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Tx36s-0003Ot-59 for guile-devel@m.gmane.org; Sun, 20 Jan 2013 23:11:26 +0100 Original-Received: from localhost ([::1]:48891 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Tx36b-0004Dy-3a for guile-devel@m.gmane.org; Sun, 20 Jan 2013 17:11:09 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:58718) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Tx36W-0004DO-65 for guile-devel@gnu.org; Sun, 20 Jan 2013 17:11:06 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Tx36V-0005zX-9a for guile-devel@gnu.org; Sun, 20 Jan 2013 17:11:04 -0500 Original-Received: from mail4-relais-sop.national.inria.fr ([192.134.164.105]:56544) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Tx36V-0005zB-2d for guile-devel@gnu.org; Sun, 20 Jan 2013 17:11:03 -0500 X-IronPort-AV: E=Sophos;i="4.84,501,1355094000"; d="scan'208";a="169125637" Original-Received: from reverse-83.fdn.fr (HELO pluto) ([80.67.176.83]) by mail4-relais-sop.national.inria.fr with ESMTP/TLS/DHE-RSA-AES128-SHA; 20 Jan 2013 23:11:02 +0100 X-URL: http://www.fdn.fr/~lcourtes/ X-Revolutionary-Date: 1 =?utf-8?Q?Pluvi=C3=B4se?= an 221 de la =?utf-8?Q?R?= =?utf-8?Q?=C3=A9volution?= 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 In-Reply-To: <874niba9mk.fsf@pobox.com> (Andy Wingo's message of "Sun, 20 Jan 2013 21:21:23 +0100") User-Agent: Gnus/5.130005 (Ma Gnus v0.5) Emacs/24.2 (gnu/linux) X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 192.134.164.105 X-BeenThere: guile-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Developers list for Guile, the GNU extensibility library" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Original-Sender: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.lisp.guile.devel:15480 Archived-At: Andy Wingo skribis: > The goal was to be able to provide Scheme functions that operate on > ports, but that can suspend the operation via an abort-to-prompt if it > will block. This can only be done if we are not recursing through C. > Exposing the fundamental buffers lets port operations to be implemented > in Scheme (while also allowing the C implementation). OK, I see, and it makes sense to me. Ludo=E2=80=99.