-- Hoogle documentation, generated by Haddock
-- See Hoogle, http://www.haskell.org/hoogle/


-- | Simple inter-process communication through IPCVars.
--   
--   IPCVars allows you to communicate values between forked processes
--   (with <a>forkProcess</a>). There are several backends possible, with
--   the first available being simple files using POSIX file locking.
@package ipcvar
@version 0.1.1

module Data.IPCVar.Backend
data IPCVarBackend a
IPCVarBackend :: IO a -> (a -> IO ()) -> (a -> IO a) -> IO () -> ByteString -> IPCVarBackend a
[readValue] :: IPCVarBackend a -> IO a
[writeValue] :: IPCVarBackend a -> a -> IO ()
[swapValue] :: IPCVarBackend a -> a -> IO a
[deleteValue] :: IPCVarBackend a -> IO ()
[encodeState] :: IPCVarBackend a -> ByteString
newtype IPCVar a
IPCVar :: IPCVarBackend a -> IPCVar a
[getIPCVarBackend] :: IPCVar a -> IPCVarBackend a
encodeFd :: Binary a => Fd -> a -> IO ()
decodeFd :: Binary a => Fd -> IO a

module Data.IPCVar
writeIPCVar :: Binary a => IPCVar a -> a -> IO ()
readIPCVar :: Binary a => IPCVar a -> IO a
swapIPCVar :: Binary a => IPCVar a -> a -> IO a
deleteIPCVar :: IPCVar a -> IO ()

module Data.IPCVar.File
newIPCVar :: Binary a => a -> IO (IPCVar a)

module Data.IPCVar.Shm
shmIPCBackend :: Binary a => String -> IPCVarBackend a
decodeState :: Binary a => ByteString -> IPCVarBackend a
newIPCVar :: Binary a => a -> IO (IPCVar a)