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Using forkFinally instead of fork + finally

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This commit is contained in:
Kirill Zaborsky 2017-08-03 15:45:32 +03:00
parent 1bda2d0f28
commit 9aa6601cba
1 changed files with 2 additions and 2 deletions
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src/Main.hs
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@ -21,7 +21,7 @@ import Data.Semigroup
import Data.String.Class (toStrictByteString)
import Options.Applicative
import Prelude hiding (mapM, mapM_)
import SlaveThread (fork)
import SlaveThread (fork, forkFinally)
import System.Exit
import System.IO
import System.Process
@ -97,7 +97,7 @@ waitSignal (WaitSignal mv) = takeMVar mv >> return ()
forkW :: IO a -> IO (ThreadId, WaitSignal)
forkW f = do
ws <- newEmptyMVar
tid <- fork (finally f (putMVar ws True))
tid <- forkFinally (putMVar ws True) f
return (tid, WaitSignal ws)
runSingle ::