Re: [Chicken-users] *crunch*

[felix winkelmann]

On 4/18/07, Andre Kuehne <address@hidden> wrote:
> I tried to compile something like this:
>
> (crunch
>   (define (f32vector+ va vb)
>     (let* ((n (f32vector-length va))
>           (vr (make-f32vector n 0)))
>       (do ((i 0 (add1 i)))
>          ((>= i n))
>         (f32vector-set! vr i (+ (f32vector-ref va i)
>                                (f32vector-ref vb i))))
>       vr)))
>
> but got the following instead:
>
>      Error: illegal foreign return type `f32vector'
>
> Is this currently not supported or is something else misssing?

The valid result types are the intersection of the types that the
Chicken FFI handles (http://chicken.wiki.br/Foreign%20type%20specifiers)
and the types crunch understands, which is c-string and the number types.


cheers,
felix