[Larceny-users] boxed vs. void* in the Larceny FFI on Windows
Felix Klock
felixluser at pnkfx.org
Mon Jul 23 04:09:43 EDT 2007
David-
On Jul 23, 2007, at 1:20 AM, David Rush wrote:
> I am presuming that you must pass this as a
> list where normally you are using symbols in the FFI specs. I don't
> recall seeing the maybe form in the *ffi-attributes* list in std-ffi
> anyway.
Yes; maybe is a type constructor, rather than a type constant. The
*ffi-attributes* list holds only type constants.
(The FFI was only recently extended to support type constructors; the
main reason was to be able to describe callbacks with the '->' type
constructor.)
-Felix
More information about the Larceny-users
mailing list