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fujimura/sigaction.hs

Last active March 22, 2016 15:00
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sigaction.hs
import System.Posix.Signals
import Control.Concurrent
main :: IO ()
main = do
m <- newEmptyMVar
installHandler sigKILL (Catch (putMVar m "Hi")) Nothing
installHandler keyboardSignal (Catch (putMVar m "Hi")) Nothing
takeMVar m >>= print
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$  runghc a.hs
a.hs: sigaction
^C"Hi"

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