2010/3/30 Alex Queiroz <asandroq@gmail.com>
Hallo, 

2010/3/30 Mikael <mikael.trash@gmail.com>:
> You do this, by declaring the passed u8vector as a scheme-object in the
> c-lambda definition.
> The memory pointer to the u8vector's contents in the C code is resolved by
>      void *u8vectorptr =
> ___CAST(void*,&___FETCH_U8(___BODY(theu8vectorschemeobjectvariable),___INT(0)));
> Remember that the pointer is only to be kept until the next return to
> Scheme.

    AFAIK you do not need the last ___INT().

Cheers,
--
-alex
@asandroq
http://www.ventonegro.org/


It seems that ___FECTH__U8 needs two arguments, what do you mean by not needed then?
With ___INT(0) it works fine, but is interesting if there is a shorter way to express the same also.

Thanks :)

Álvaro Castro-Castilla