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|
{- Common infrastructure for the git-annex assistant threads.
-
- Copyright 2012 Joey Hess <joey@kitenet.net>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Assistant.Common (
module X,
ThreadName,
NamedThread(..),
runNamedThread,
debug
) where
import Common.Annex as X
import Assistant.DaemonStatus
import Assistant.Alert
import System.Log.Logger
import qualified Control.Exception as E
type ThreadName = String
data NamedThread = NamedThread ThreadName (IO ())
debug :: ThreadName -> [String] -> IO ()
debug threadname ws = debugM threadname $ unwords $ (threadname ++ ":") : ws
runNamedThread :: DaemonStatusHandle -> NamedThread -> IO ()
runNamedThread dstatus (NamedThread name a) = go
where
go = do
r <- E.try a :: IO (Either E.SomeException ())
case r of
Right _ -> noop
Left e -> do
let msg = unwords
[ name
, "crashed:"
, show e
]
hPutStrLn stderr msg
-- TODO click to restart
void $ addAlert dstatus $
warningAlert name msg
|
