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module Main where
import Control.Concurrent
import Control.Monad
import Data.Word
import Foreign.Marshal.Alloc
import Foreign.Storable
import Numeric
import GHC.Ptr
main :: IO ()
main = do
replicateM_ 49 $ threadDelay 1
_ <- forkIO $ do
allocaBytes 4 $ \p -> do
forever $ do
poke p (0xDEADBEEF :: Word32)
threadDelay 10
x <- peek p
unless (x == 0xDEADBEEF) $ putStrLn (showHex x "")
threadDelay 1000000
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