Justin's metadata code

Command/Fsck.hs

@@ -27,6 +27,9 @@ import Utility.FileMode
 import Config
 import qualified Option
 import Types.Key
+import System.Posix.Types
+import System.Posix.Files
+import Data.Bits
 
 def :: [Command]
 def = [withOptions options $ command "fsck" paramPaths seek
@@ -318,3 +321,25 @@ badContentRemote remote key = do
 	Remote.logStatus remote key InfoMissing
 	return $ (if ok then "dropped from " else "failed to drop from ")
 		++ Remote.name remote
+
+isSticky :: String -> IO Bool
+isSticky f = do
+	fs <- getFileStatus f
+	let mode = fileMode fs
+	return $ 0/= mode .&. 512
+
+setSticky :: String -> IO FileMode
+setSticky f = do
+	fs <- getFileStatus f
+	let mode = fileMode fs
+	let newmode = mode .|. 512
+	setFileMode f newmode
+	return newmode
+
+updateMetadata :: Key -> Annex Bool
+updateMetadata key = do
+	file <- inRepo $ gitAnnexLocation key
+	let parent = parentDir file
+	liftIO $ touchFile parent
+	liftIO $ setSticky parent
+	return True