#!/usr/bin/env runhaskell

import System (system, ExitCode)

import Distribution.Simple

-- for the argument types of the `postInst' hook
import Distribution.Setup
import Distribution.Simple.LocalBuildInfo
import Distribution.PackageDescription

main = defaultMainWithHooks defaultUserHooks {postInst = addWrapperAndLib}

-- Install the c2hs shell script wrapper that passes the --data options as
-- well as the `C2HS' library module.
--
-- * We need to do this via a shell script that has been munged by ./configure,
--   as Cabal doesn't give us enough info (eg, no package name and version) to
--   do it all in Haskell.
-- !FIXME not true anymore since GHC 6.4.2, but if we change that now, we
--  can't use the installation procedure on earlier GHC's anymore.
--
addWrapperAndLib :: Args 
		 -> InstallFlags 
		 -> PackageDescription  -- remove line for GHC 6.4.1 & earlier!
		 -> LocalBuildInfo 
		 -> IO ExitCode
addWrapperAndLib _ _ _ _ =
              --     ^remove this one underscore for GHC 6.4.1 & earlier!
  system "./postInst.sh"