git-annex/Command/Lock.hs
Joey Hess 140a351fc5 avoid version check before running version and upgrade commands
There are two types of commands; those that access the repository and those
that don't. Sorted.
2011-03-19 18:58:49 -04:00

39 lines
949 B
Haskell

{- 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
import Utility
command :: [Command]
command = [repoCommand "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" [Params "-q --", File file]
-- checkout the symlink
liftIO $ Git.run g "checkout" [Param "--", File file]
return $ Just $ return True -- no cleanup needed