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{- git-annex command
-
- Copyright 2010 Joey Hess <joey@kitenet.net>
-
- Licensed under the GNU GPL version 3 or higher.
-}
{-# LANGUAGE CPP #-}
module Command.Fix where
import System.PosixCompat.Files
import Common.Annex
import Command
import qualified Annex.Queue
#ifdef WITH_CLIBS
#ifndef __ANDROID__
import Utility.Touch
#endif
#endif
def :: [Command]
def = [notDirect $ noCommit $ command "fix" paramPaths seek
SectionMaintenance "fix up symlinks to point to annexed content"]
seek :: [CommandSeek]
seek = [withFilesInGit $ whenAnnexed start]
{- Fixes the symlink to an annexed file. -}
start :: FilePath -> (Key, Backend) -> CommandStart
start file (key, _) = do
link <- inRepo $ gitAnnexLink file key
stopUnless ((/=) (Just link) <$> liftIO (catchMaybeIO $ readSymbolicLink file)) $ do
showStart "fix" file
next $ perform file link
perform :: FilePath -> FilePath -> CommandPerform
perform file link = do
liftIO $ do
#ifdef WITH_CLIBS
#ifndef __ANDROID__
-- preserve mtime of symlink
mtime <- catchMaybeIO $ TimeSpec . modificationTime
<$> getSymbolicLinkStatus file
#endif
#endif
createDirectoryIfMissing True (parentDir file)
removeFile file
createSymbolicLink link file
#ifdef WITH_CLIBS
#ifndef __ANDROID__
maybe noop (\t -> touch file t False) mtime
#endif
#endif
next $ cleanup file
cleanup :: FilePath -> CommandCleanup
cleanup file = do
Annex.Queue.addCommand "add" [Param "--force", Param "--"] [file]
return True
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