40 lines
923 B
Haskell
40 lines
923 B
Haskell
{- git-annex command
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-
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- Copyright 2010 Joey Hess <joey@kitenet.net>
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-
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- Licensed under the GNU GPL version 3 or higher.
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-}
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module Command.Fix where
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import Control.Monad.State (liftIO)
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import System.Posix.Files
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import System.Directory
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import Command
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import qualified Annex
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import Utility
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import Core
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{- Fixes the symlink to an annexed file. -}
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start :: SubCmdStartString
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start file = isAnnexed file $ \(key, _) -> do
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link <- calcGitLink file key
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l <- liftIO $ readSymbolicLink file
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if (link == l)
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then return Nothing
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else do
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showStart "fix" file
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return $ Just $ perform file link
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perform :: FilePath -> FilePath -> SubCmdPerform
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perform file link = do
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liftIO $ createDirectoryIfMissing True (parentDir file)
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liftIO $ removeFile file
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liftIO $ createSymbolicLink link file
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return $ Just $ cleanup file
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cleanup :: FilePath -> SubCmdCleanup
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cleanup file = do
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Annex.queue "add" [] file
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return True
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