18 lines
443 B
Plaintext
18 lines
443 B
Plaintext
{-# GLOBALOPTIONS -package posix #-}
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-- illustrates the use of static options in pragmas
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import System.IO.Unsafe
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import System.IO
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import System.Process
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resource = unsafe { field = date }
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-- illustrates the use of the devil's work
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date :: String
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date = unsafePerformIO $ do
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(_,outh,_,proc) <- runInteractiveProcess "date" [] Nothing Nothing
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waitForProcess proc
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s <- hGetContents outh
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return s
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