From: Joel Reymont <joelr1@gmail.com>
To: micha <micha-1@fantasymail.de>
Cc: caml-list@yquem.inria.fr
Subject: Re: [Caml-list] Wrapping OCaml function returning a variant
Date: Wed, 28 Mar 2007 13:51:39 +0100 [thread overview]
Message-ID: <EF4A35B5-8E69-4B6A-BF8D-06C049C68B0A@gmail.com> (raw)
In-Reply-To: <20070328142550.72f2f3a6@hmmm.de>
One last question which I couldn't answer by browsing through
mltypes.h...
What is the type of a on the C side?
Thanks, Joel
On Mar 28, 2007, at 1:25 PM, micha wrote:
> the labels are numbered starting from zero, so in c have have to
> decode two possible values :
>
> let a= Success("xxx") ...
>
> is in C a block with tag 0 and size 1, to get the string write:
>
> char* s = String_val(Field(a,0))
--
http://wagerlabs.com/
next prev parent reply other threads:[~2007-03-28 12:51 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-28 11:33 Joel Reymont
2007-03-28 11:47 ` [Caml-list] " Richard Jones
2007-03-28 12:25 ` micha
2007-03-28 12:51 ` Joel Reymont [this message]
2007-03-28 13:28 ` Richard Jones
2007-03-28 14:34 ` micha
2007-03-28 14:46 ` Joel Reymont
2007-03-28 14:56 ` micha
2007-03-28 14:57 ` Xavier Leroy
2007-03-28 15:07 ` Joel Reymont
2007-03-28 22:47 ` Joel Reymont
2007-03-28 12:55 ` Serge Aleynikov
2007-03-28 12:01 ` Joel Reymont
2007-03-28 13:40 ` Serge Aleynikov
2007-03-28 12:13 ` Joel Reymont
2007-03-28 13:53 ` Serge Aleynikov
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