From: Florent Monnier <fmonnier@linux-nantes.fr.eu.org>
To: caml-list@yquem.inria.fr
Subject: Re: [Caml-list] wrapping external classes
Date: Thu, 11 Dec 2008 17:21:28 +0100 [thread overview]
Message-ID: <200812111721.28440.fmonnier@linux-nantes.fr.eu.org> (raw)
In-Reply-To: <49412CC8.5080902@frisch.fr>
> > (* use a destroy method explicitly if you need to make sure the
> > destructor * is called --- Gc.finalise doesn't guarantee this (e.g. the
> > program might * terminate before the finalisation function is executed)
you can use at_exit to garanty a call before termination
> If the handle is really an OCaml integer, it is not possible to attach a
> finalizer to it. The finalizer could be attached to the object that
> wraps the handle; but the best solution is to use custom blocks and C
> finalizers in the C binding.
if you are not so fluent in C/C++ there is this work-around that does work:
http://www.linux-nantes.org/~fmonnier/OCaml/ocaml-wrapping-c.php#ref_finalise
but indeed the classic way is to use the custom_operations struct:
http://www.linux-nantes.org/~fmonnier/OCaml/ocaml-wrapping-c.php#ref_custom
prev parent reply other threads:[~2008-12-11 16:21 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-12-11 2:20 Alexy Khrabrov
2008-12-11 10:37 ` [Caml-list] " Mauricio Fernandez
2008-12-11 15:07 ` Alain Frisch
2008-12-11 16:21 ` Florent Monnier [this message]
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