Version française
Home     About     Download     Resources     Contact us    
Browse thread
CAMLreturn does not work for floats between 0 and 1 ?
[ Home ] [ Index: by date | by threads ]
[ Search: ]

[ Message by date: previous | next ] [ Message in thread: previous | next ] [ Thread: previous | next ]
Date: -- (:)
From: Matthieu Dubuget <matthieu.dubuget@g...>
Subject: Re: [Caml-list] CAMLreturn does not work for floats between 0 and 1 ?
Daniel Bünzli a écrit :
>
> Le 16 févr. 07 à 15:46, Matthieu Dubuget a écrit :
>
>> I'm sure I'm doing something bad. But I can't find out where?
>
> CAMLreturn and CAMLparam0 macros are used in functions that are called
> from ocaml land and return a value in ocaml land. You should not use
> them for your functions called in C land and returning a value in C
> land (see section 18.7.2 of the manual).
OK. Thanks. But this is not all clear for me.

Suppose that I have to construct one or more value(s) to pass them to
OCaml land. I do have to use CAMLlocal macros for that, don't I.
Can use them without CAMLparam and CAMLreturn macros?

Salutations

Matt