From mboxrd@z Thu Jan 1 00:00:00 1970 Received: (from majordomo@localhost) by pauillac.inria.fr (8.7.6/8.7.3) id QAA20809; Fri, 19 Sep 2003 16:44:11 +0200 (MET DST) X-Authentication-Warning: pauillac.inria.fr: majordomo set sender to owner-caml-list@pauillac.inria.fr using -f Received: from concorde.inria.fr (concorde.inria.fr [192.93.2.39]) by pauillac.inria.fr (8.7.6/8.7.3) with ESMTP id QAA19766 for ; Fri, 19 Sep 2003 16:44:09 +0200 (MET DST) Received: from aomori.annexia.org (annexia.force9.co.uk [212.56.101.183]) by concorde.inria.fr (8.11.1/8.11.1) with ESMTP id h8JEi8j25651 for ; Fri, 19 Sep 2003 16:44:08 +0200 (MET DST) Received: from rich by aomori.annexia.org with local (Exim 3.36 #1 (Debian)) id 1A0MUS-00016G-00 for ; Fri, 19 Sep 2003 15:44:08 +0100 Date: Fri, 19 Sep 2003 15:44:08 +0100 Cc: caml-list@inria.fr Subject: Re: [Caml-list] c-interface question... Message-ID: <20030919144408.GA4205@redhat.com> References: <20030918181215.GA8189@davidb.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20030918181215.GA8189@davidb.org> User-Agent: Mutt/1.5.4i From: Richard Jones X-Loop: caml-list@inria.fr X-Spam: no; 0.00; caml-list:01 c-interface:01 camlparamx:01 camllocal:01 freshmeat:01 ltd:98 garbage:01 garbage:01 0700,:01 sep:01 arch:02 collector:02 collector:02 business:96 affected:03 Sender: owner-caml-list@pauillac.inria.fr Precedence: bulk On Thu, Sep 18, 2003 at 11:12:15AM -0700, David Brown wrote: > An added "optimization" is that if an argument is only used before the > first allocation you call, it also doesn't need to be declared. > > It helps to think about what is happening here. Things that allocate > memory may trigger a garbage collection. If you have arguments or > variables that might be affected by the garbage collector, you need to > tell the gc about them. That is what CAMLparamx and CAMLlocal do. Interesting ... so the garbage collector can never run asynchronously? That should simplify my code ... Rich. -- Richard Jones. http://www.annexia.org/ http://freshmeat.net/users/rwmj Merjis Ltd. http://www.merjis.com/ - all your business data are belong to you. MONOLITH is an advanced framework for writing web applications in C, easier than using Perl & Java, much faster and smaller, reusable widget-based arch, database-backed, discussion, chat, calendaring: http://www.annexia.org/freeware/monolith/ ------------------- To unsubscribe, mail caml-list-request@inria.fr Archives: http://caml.inria.fr Bug reports: http://caml.inria.fr/bin/caml-bugs FAQ: http://caml.inria.fr/FAQ/ Beginner's list: http://groups.yahoo.com/group/ocaml_beginners