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From: Olivier Andrieu <andrieu@ijm.jussieu.fr>
To: lars@cymfony.com
Cc: caml-list@inria.fr
Subject: Re: [Caml-list] Ocaml -> C -> Ocaml callback problem
Date: Tue, 19 Nov 2002 23:16:08 +0100	[thread overview]
Message-ID: <15834.47144.266678.397466@karryall.dnsalias.org> (raw)
In-Reply-To: <15834.43801.889171.453764@gargle.gargle.HOWL>

You're using CAMLparam macros to register the arguments in the GC but
then you're not using CAMLreturn.

 > CAMLprim value helper_doit()
 > {
 >      CAMLparam0();
 > 
 >      callback2(closure_fun, copy_string("foo"), closure_data);
 > 
        CAMLreturn(Val_unit);

 > }

(same thing for the other function).

-- 
   Olivier
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  reply	other threads:[~2002-11-19 22:16 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-11-19 21:20 Lars Nilsson
2002-11-19 22:16 ` Olivier Andrieu [this message]
2002-11-19 22:59   ` Lars Nilsson

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