[Haskell-cafe] c2hs and structs?

Duncan Coutts duncan.coutts at worc.ox.ac.uk
Mon Aug 6 05:34:26 EDT 2007

On Sat, 2007-08-04 at 23:59 +0100, Magnus Therning wrote:
> I can't seem to find any information on how to deal with C functions
> that return a (pointer to a) struct.  C2hs tells me there's no automatic
> support for marshalling structs (I'm using version 0.14.5).
> If I'm to do it by hand, is there a preferred way?  (E.g. make the type
> adhere to the type Storable.)

Yes, you want to make it an instance of Storable. You can use c2hs's get
and set hooks to help with this.


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