git-annex/Command/Lock.hs

34 lines
890 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 Common.Annex
import Command
import qualified Annex.Queue
import qualified Annex
cmd :: [Command]
cmd = [notDirect $ command "lock" paramPaths seek SectionCommon
"undo unlock command"]
seek :: CommandSeek
seek ps = do
withFilesUnlocked start ps
withFilesUnlockedToBeCommitted start ps
start :: FilePath -> CommandStart
start file = do
showStart "lock" file
unlessM (Annex.getState Annex.force) $
error "Locking this file would discard any changes you have made to it. Use 'git annex add' to stage your changes. (Or, use --force to override)"
next $ perform file
perform :: FilePath -> CommandPerform
perform file = do
Annex.Queue.addCommand "checkout" [Param "--"] [file]
next $ return True -- no cleanup needed