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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.Unlock where
import Control.Monad.State (liftIO)
import System.Directory
import Command
import qualified Annex
import Types
import Messages
import Locations
import Utility
{- The unlock subcommand replaces the symlink with a copy of the file's
- content. -}
start :: SubCmdStartString
start file = isAnnexed file $ \(key, _) -> do
showStart "unlock" file
return $ Just $ perform file key
perform :: FilePath -> Key -> SubCmdPerform
perform dest key = do
g <- Annex.gitRepo
let src = annexLocation g key
liftIO $ removeFile dest
showNote "copying..."
ok <- liftIO $ boolSystem "cp" ["-p", src, dest]
if ok
then return $ Just $ return True -- no cleanup needed
else error "cp failed!"
|
