split ScanRemotes and lifted

Assistant/Types/ScanRemotes.hs

@@ -0,0 +1,25 @@
+{- git-annex assistant remotes needing scanning
+ -
+ - Copyright 2012 Joey Hess <joey@kitenet.net>
+ -
+ - Licensed under the GNU GPL version 3 or higher.
+ -}
+
+module Assistant.Types.ScanRemotes where
+
+import Common.Annex
+
+import Control.Concurrent.STM
+import qualified Data.Map as M
+
+data ScanInfo = ScanInfo
+	{ scanPriority :: Int
+	, fullScan :: Bool
+	}
+
+type ScanRemoteMap = TMVar (M.Map Remote ScanInfo)
+
+{- The TMVar starts empty, and is left empty when there are no remotes
+ - to scan. -}
+newScanRemoteMap :: IO ScanRemoteMap
+newScanRemoteMap = atomically newEmptyTMVar