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Wrapping OCaml function returning a variant

Joel Reymont
- Richard Jones
- Serge Aleynikov
  - Joel Reymont
    - Serge Aleynikov
  - Joel Reymont
    - Serge Aleynikov
- micha
  - Joel Reymont
    - Richard Jones
    - micha
      - Joel Reymont
        
        micha
        
        Xavier Leroy
        
        Joel Reymont
        
        Joel Reymont

Date:	-- (:)
From:	Joel Reymont <joelr1@g...>
Subject:	Re: [Caml-list] Wrapping OCaml function returning a variant

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))

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