git-annex-3.20120624: Utility/Types/DirWatcher.hs

{- generic directory watching types
 -
 - Copyright 2012 Joey Hess <joey@kitenet.net>
 -
 - Licensed under the GNU GPL version 3 or higher.
 -}

{-# LANGUAGE CPP #-}

module Utility.Types.DirWatcher where

import Common

type Hook a = Maybe (a -> Maybe FileStatus -> IO ())

data WatchHooks = WatchHooks
	{ addHook :: Hook FilePath
	, addSymlinkHook :: Hook FilePath
	, delHook :: Hook FilePath
	, delDirHook :: Hook FilePath
	, errHook :: Hook String -- error message
	}