{-# LANGUAGE ForeignFunctionInterface #-} module System.Posix ( sleep ) where import Foreign.C.Types ( CInt(..), CUInt(..), CULong(..) ) foreign import stdcall "winbase.h SleepEx" c_SleepEx :: CULong -> CUInt -> IO CInt sleep :: Integer -> IO CInt sleep n = c_SleepEx (1000 * fromIntegral n) 1