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{- git-annex command
-
- Copyright 2010 Joey Hess <joey@kitenet.net>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Command.Lock where
import Control.Monad.State (liftIO)
import System.Directory
import Command
import Messages
import qualified Annex
import qualified GitRepo as Git
command :: [Command]
command = [Command "lock" paramPath seek "undo unlock command"]
seek :: [CommandSeek]
seek = [withFilesUnlocked start]
{- Undo unlock -}
start :: CommandStartBackendFile
start (file, _) = do
showStart "lock" file
return $ Just $ perform file
perform :: FilePath -> CommandPerform
perform file = do
liftIO $ removeFile file
g <- Annex.gitRepo
-- first reset the file to drop any changes checked into the index
liftIO $ Git.run g ["reset", "-q", "--", file]
-- checkout the symlink
liftIO $ Git.run g ["checkout", "--", file]
return $ Just $ return True -- no cleanup needed
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