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{-# LANGUAGE ForeignFunctionInterface #-}
import System.IO
import Control.Concurrent
import Control.Monad (forever, void)
import GHC.Conc
-- Test that the start/end/restartEventLog interface works as expected.
main :: IO ()
main = do
--
-- Start other threads to generate some event log events.
--
let loop f = void $ forkIO $ forever (f >> yield)
-- start lots of short lived threads
loop (forkIO $ yield)
-- sparks
loop (let x = 1 + (1 :: Int) in return (par x (sum [0,1,2,3,x])))
--
-- Try restarting event logging a few times.
--
putStrLn "Restarting eventlog..."
hFlush stdout
c_restart_eventlog
foreign import ccall safe "c_restart_eventlog"
c_restart_eventlog :: IO ()
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