Plan 9 from Bell Labs’s /usr/web/sources/contrib/fernan/nhc98/tests/conformance98/foreign/exportio/Main.hs

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Distributed under the MIT License.
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module Main where

import NHC.IOExtras

foreign export ccall "cversion" testIO :: Int -> IO ()
testIO a = do
  putStrLn "Here we are inside testIO"
  putStrLn ("testIO: "++show a)
  putStrLn "About to leave testIO"

foreign import ccall "cversion" importedTest :: Int -> IO ()

main = do
  putStrLn "Here is the local test"
  testIO 1
  putStrLn "Here is the exported/re-imported test"
  importedTest 2
  putStrLn "Done"

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