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.user,gmane.lisp.guile.devel Subject: Re: Killing off scm_init_guile for Guile 2.0 ? Date: Fri, 23 Jan 2009 17:21:34 +0100 Message-ID: <877i4mt2lt.fsf@gnu.org> References: <49dd78620901151530o66a2641ax47e526d15fc09faf@mail.gmail.com> <20090116213215.YITDV.179685.root@cdptpa-web09-z02> <3ae3aa420901161736u5de528d5gc75da062fb036115@mail.gmail.com> <49dd78620901221802i36618f94qcc4bf56a89d32a46@mail.gmail.com> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: ger.gmane.org 1232727751 16616 80.91.229.12 (23 Jan 2009 16:22:31 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 23 Jan 2009 16:22:31 +0000 (UTC) Cc: guile-devel@gnu.org To: guile-user@gnu.org Original-X-From: guile-user-bounces+guile-user=m.gmane.org@gnu.org Fri Jan 23 17:23:41 2009 Return-path: Envelope-to: guile-user@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1LQOoT-0004S2-Td for guile-user@m.gmane.org; Fri, 23 Jan 2009 17:23:22 +0100 Original-Received: from localhost ([127.0.0.1]:55671 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1LQOn7-0006H5-Vf for guile-user@m.gmane.org; Fri, 23 Jan 2009 11:21:58 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1LQOn2-0006Dj-Lo for guile-user@gnu.org; Fri, 23 Jan 2009 11:21:52 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1LQOn0-0006Bl-PY for guile-user@gnu.org; Fri, 23 Jan 2009 11:21:52 -0500 Original-Received: from [199.232.76.173] (port=54688 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1LQOn0-0006Bc-LW for guile-user@gnu.org; Fri, 23 Jan 2009 11:21:50 -0500 Original-Received: from main.gmane.org ([80.91.229.2]:43308 helo=ciao.gmane.org) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1LQOn0-0008V8-8h for guile-user@gnu.org; Fri, 23 Jan 2009 11:21:50 -0500 Original-Received: from list by ciao.gmane.org with local (Exim 4.43) id 1LQOmx-0001uy-Gt for guile-user@gnu.org; Fri, 23 Jan 2009 16:21:47 +0000 Original-Received: from 193.50.110.227 ([193.50.110.227]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Fri, 23 Jan 2009 16:21:47 +0000 Original-Received: from ludo by 193.50.110.227 with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Fri, 23 Jan 2009 16:21:47 +0000 X-Injected-Via-Gmane: http://gmane.org/ Original-Followup-To: gmane.lisp.guile.devel Original-Lines: 19 Original-X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: 193.50.110.227 X-URL: http://www.fdn.fr/~lcourtes/ X-Revolutionary-Date: 4 =?iso-8859-1?Q?Pluvi=F4se?= an 217 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: 821D 815D 902A 7EAB 5CEE D120 7FBA 3D4F EB1F 5364 X-OS: i686-pc-linux-gnu User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.3 (gnu/linux) Cancel-Lock: sha1:JXaEU9uQJu4xE5XeGtSwreCNlrI= X-detected-operating-system: by monty-python.gnu.org: GNU/Linux 2.6, seldom 2.4 (older, 4) X-BeenThere: guile-user@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: General Guile related discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: guile-user-bounces+guile-user=m.gmane.org@gnu.org Errors-To: guile-user-bounces+guile-user=m.gmane.org@gnu.org Xref: news.gmane.org gmane.lisp.guile.user:7089 gmane.lisp.guile.devel:8067 Archived-At: Hello, Neil Jerram writes: > For example, threads in guile mode are > (currently; I'm not sure what BDW-GC will do) paused when a garbage > collection is needed; so activity on another guile thread could > suddenly block the application thread; or more likely the other way > round: the GC would not be able to proceed, because the application > thread would not actually pause. BDW-GC doesn't require cooperation from all threads to operate. Thus, a blocking system call in one thread doesn't prevent GC operation, for instance [0]. This makes `scm_without_guile ()' optional. Thanks, Ludo'. [0] http://thread.gmane.org/gmane.comp.programming.garbage-collection.boehmgc/2319