lifted out the kqueue and inotify to a generic DirWatcher interface

Kqueue code for dispatching events is not tested and probably doesn't
build.

1 files changed, 22 insertions, 0 deletions

diff --git a/Utility/Types/DirWatcher.hs b/Utility/Types/DirWatcher.hs
new file mode 100644
index 000000000..c828a0593
--- /dev/null
+++ b/Utility/Types/DirWatcher.hs
@@ -0,0 +1,22 @@
+{- 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
+	}