Commit 1956ce50 authored by AndreasVoellmy's avatar AndreasVoellmy Committed by tibbe

closeFdWith closes fd after unregistering the fd with the backend.

In closeFdWith moved closing of fd after calling closeFd_ on each capabilities manager, ensuring that the fd is still valid when the fd is deregistered with the backend.
parent f500a2fe
......@@ -15,7 +15,7 @@ module GHC.Event.Thread
) where
import Control.Exception (finally)
import Control.Monad (forM, forM_, zipWithM_, when)
import Control.Monad (forM, forM_, zipWithM, zipWithM_, when)
import Data.IORef (IORef, newIORef, readIORef, writeIORef)
import Data.Maybe (Maybe(..))
import Data.Tuple (snd)
......@@ -100,11 +100,15 @@ closeFdWith close fd = do
return (mgr, M.callbackTableVar mgr fd)
mask_ $ do
tables <- forM tableVars (takeMVar.snd)
tables' <- zipWithM
(\(mgr,tableVar) table -> M.closeFd_ mgr table fd)
close fd
(\(mgr,tableVar) table -> M.closeFd_ mgr table fd >>= putMVar tableVar)
(\(mgr,tableVar) table' -> putMVar tableVar table')
threadWait :: Event -> Fd -> IO ()
threadWait evt fd = mask_ $ do
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