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{- git-annex repository versioning
-
- Copyright 2010-2018 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU AGPL version 3 or higher.
-}
{-# LANGUAGE CPP #-}
module Annex.Version where
import Annex.Common
import Config
import Types.RepoVersion
import qualified Annex
import qualified Data.Map as M
defaultVersion :: RepoVersion
defaultVersion = RepoVersion 5
latestVersion :: RepoVersion
latestVersion = RepoVersion 7
supportedVersions :: [RepoVersion]
supportedVersions = map RepoVersion [5, 7]
versionForAdjustedClone :: RepoVersion
versionForAdjustedClone = RepoVersion 7
versionForCrippledFilesystem :: RepoVersion
versionForCrippledFilesystem = RepoVersion 7
upgradableVersions :: [RepoVersion]
#ifndef mingw32_HOST_OS
upgradableVersions = map RepoVersion [0..6]
#else
upgradableVersions = map RepoVersion [2..6]
#endif
autoUpgradeableVersions :: M.Map RepoVersion RepoVersion
autoUpgradeableVersions = M.fromList
[ (RepoVersion 3, RepoVersion 5)
, (RepoVersion 4, RepoVersion 5)
, (RepoVersion 6, RepoVersion 7)
]
versionField :: ConfigKey
versionField = annexConfig "version"
getVersion :: Annex (Maybe RepoVersion)
getVersion = annexVersion <$> Annex.getGitConfig
versionSupportsDirectMode :: Annex Bool
versionSupportsDirectMode = go <$> getVersion
where
go (Just v) | v >= RepoVersion 6 = False
go _ = True
versionSupportsUnlockedPointers :: Annex Bool
versionSupportsUnlockedPointers = go <$> getVersion
where
go (Just v) | v >= RepoVersion 6 = True
go _ = False
versionSupportsAdjustedBranch :: Annex Bool
versionSupportsAdjustedBranch = versionSupportsUnlockedPointers
versionUsesKeysDatabase :: Annex Bool
versionUsesKeysDatabase = versionSupportsUnlockedPointers
setVersion :: RepoVersion -> Annex ()
setVersion (RepoVersion v) = setConfig versionField (show v)
removeVersion :: Annex ()
removeVersion = unsetConfig versionField
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