From: Remi VANICAT <vanicat@labri.u-bordeaux.fr>
To: caml-list@inria.fr
Subject: Re: [Caml-list] Safe Caml for online teaching
Date: 20 Feb 2002 18:35:48 +0100 [thread overview]
Message-ID: <87d6z05a4r.dlv@wanadoo.fr> (raw)
In-Reply-To: <Pine.LNX.4.33L2.0202201649270.1587-100000@pc-bioinfo1.ibcp.fr>
Martin Jambon <m.jambon@ibcp.fr> writes:
> On Wed, 20 Feb 2002, Alain Frisch wrote:
>
> > What you describe seems to be overkill for the purpose. You could simply
> > build a toplevel with a restricted standard library (without interaction
> > with the OS and without unsafe operations like Obj), disabled directives,
> > and use a wrapper to kill the toplevel when some timeout expires.
> >
> > What's wrong with this ?
>
> Nothing's wrong with this in fact.
> The only difference is that the user wouldn't know which values are really
> unbound and which are simply discarded for security purposes.
you could replace all discarded function by a
failwith "unsafe";;
--
Rémi Vanicat
vanicat@labri.u-bordeaux.fr
http://dept-info.labri.u-bordeaux.fr/~vanicat
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next prev parent reply other threads:[~2002-02-20 17:36 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-02-20 15:15 Martin Jambon
2002-02-20 15:53 ` Alain Frisch
2002-02-20 16:22 ` james woodyatt
2002-02-20 17:13 ` Martin Jambon
2002-02-20 19:16 ` Christophe Raffalli
2002-02-20 16:38 ` Martin Jambon
2002-02-20 17:35 ` Remi VANICAT [this message]
2002-02-21 10:59 ` Xavier Leroy
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