[Haskell-cafe] Global Variables and IO initializers

[Malcolm Wallace]

Benjamin Franksen <benjamin.franksen at bessy.de> writes:

> We could reduce the pain of applying the C wrapper solution a bit by adding 
> some support in the FFI. I imagine a feature to allow writing small C 
> wrappers around imported foreign routines directly inside the Haskell
> module.

Such a facility is already available - the FFI pre-processor
`GreenCard' allows you to write "in-line" C code in your Haskell
module.

Regards,
    Malcolm