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From: Jon Harrop <jon@ffconsultancy.com>
To: caml-list@yquem.inria.fr
Subject: Re: [Caml-list] Ask for a more efficient way to deallocate memory (full version)
Date: Sun, 9 Dec 2007 22:12:30 +0000	[thread overview]
Message-ID: <200712092212.30563.jon@ffconsultancy.com> (raw)
In-Reply-To: <39980.81.57.198.61.1197236388.squirrel@webmail.lpn.cnrs.fr>

On Sunday 09 December 2007 21:39, Fabrice.Pardo@lpn.cnrs.fr wrote:
> Hello, and sorry for my previous unfinished message.
>
> As the function Unix.opendir returns a value,
> we can expect that Unix.closedir will be automatically
> called when the dir_handle value is no more referenced.

You cannot expect that.

> ...
> My question is how to write a code as efficient
> as it would be possible using a reference-counted language.

RAII wrapped in a higher-order function as Olivier described is the idiomatic 
solution in OCaml.

-- 
Dr Jon D Harrop, Flying Frog Consultancy Ltd.
http://www.ffconsultancy.com/products/?e


  parent reply	other threads:[~2007-12-09 22:21 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-12-09 21:39 Fabrice.Pardo
2007-12-09 21:55 ` [Caml-list] " Olivier Andrieu
2007-12-10 11:25   ` Fabrice Pardo
2007-12-10 12:03     ` Michaël Le Barbier
2007-12-10 16:33     ` Oliver Bandel
2007-12-10 20:27       ` Richard Jones
2007-12-10 21:05         ` Oliver Bandel
2007-12-10 21:15         ` Gordon Henriksen
2007-12-10 22:13           ` Oliver Bandel
2007-12-10 22:59             ` Jon Harrop
2007-12-10 23:29               ` Jon Harrop
2007-12-11  2:03               ` Yitzhak Mandelbaum
2007-12-15 21:33               ` Oliver Bandel
2007-12-16 15:14                 ` Jon Harrop
2007-12-10 23:24           ` Jon Harrop
2007-12-09 21:57 ` Oliver Bandel
2007-12-09 22:12 ` Jon Harrop [this message]
2007-12-09 22:34   ` Oliver Bandel
2007-12-09 22:16 ` Oliver Bandel

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