From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on yquem.inria.fr X-Spam-Level: * X-Spam-Status: No, score=1.0 required=5.0 tests=AWL,SPF_FAIL autolearn=disabled version=3.1.3 X-Original-To: caml-list@yquem.inria.fr Delivered-To: caml-list@yquem.inria.fr Received: from concorde.inria.fr (concorde.inria.fr [192.93.2.39]) by yquem.inria.fr (Postfix) with ESMTP id 583BDBC69 for ; Wed, 28 Mar 2007 16:34:22 +0200 (CEST) Received: from mail.gmx.net (mail.gmx.net [213.165.64.20]) by concorde.inria.fr (8.13.6/8.13.6) with SMTP id l2SEYLmx027029 for ; Wed, 28 Mar 2007 16:34:22 +0200 Received: (qmail invoked by alias); 28 Mar 2007 14:34:21 -0000 Received: from p54a32e22.dip0.t-ipconnect.de (EHLO hmmm.de) [84.163.46.34] by mail.gmx.net (mp040) with SMTP; 28 Mar 2007 16:34:21 +0200 X-Authenticated: #20477425 X-Provags-ID: V01U2FsdGVkX1/lJ1UNcIflX58MJy+SuS1lX6SF5V5LJ/7HmWrrzX +YSSmCdk1Or+/d Date: Wed, 28 Mar 2007 16:34:20 +0200 From: micha To: caml-list@yquem.inria.fr Subject: Re: [Caml-list] Wrapping OCaml function returning a variant Message-ID: <20070328163420.241a2cfe@hmmm.de> In-Reply-To: References: <20070328142550.72f2f3a6@hmmm.de> X-Mailer: Sylpheed-Claws 2.6.0 (GTK+ 2.8.20; i486-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Y-GMX-Trusted: 0 X-Miltered: at concorde with ID 460A7CED.000 by Joe's j-chkmail (http://j-chkmail . ensmp . fr)! X-Spam: no; 0.00; ocaml:01 camlprim:01 camlparam:01 val:01 camlreturn:01 val:01 caml-list:01 variant:02 variant:02 unit:03 wed:06 michael:07 schrieb:08 function:08 returning:10 Am Wed, 28 Mar 2007 13:51:39 +0100 schrieb Joel Reymont : > One last question which I couldn't answer by browsing through > mltypes.h... > > What is the type of a on the C side? that may look like: CAMLprim value cfunc(value x) { CAMLparam1(x); switch (Tag_val(x)) { case 0: do something with first variant; case 1: do something with second variant default: argh; } CAMLreturn(Val_unit); } Michael