git-annex/Annex/Version.hs
Joey Hess 1bb32098d6
jump right to v8, don't stop part way
* init --version: When the version given is one that automatically
  upgrades to a newer version, use the newer version instead.
* Auto upgrades from older repo versions, like v5, now jump right to v8.
2020-02-24 13:21:00 -04:00

56 lines
1.3 KiB
Haskell

{- git-annex repository versioning
-
- Copyright 2010-2019 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU AGPL version 3 or higher.
-}
{-# LANGUAGE CPP #-}
{-# LANGUAGE OverloadedStrings #-}
module Annex.Version where
import Annex.Common
import Config
import Git.Types
import Types.RepoVersion
import qualified Annex
import qualified Data.Map as M
defaultVersion :: RepoVersion
defaultVersion = RepoVersion 8
latestVersion :: RepoVersion
latestVersion = RepoVersion 8
supportedVersions :: [RepoVersion]
supportedVersions = map RepoVersion [8]
upgradableVersions :: [RepoVersion]
#ifndef mingw32_HOST_OS
upgradableVersions = map RepoVersion [0..7]
#else
upgradableVersions = map RepoVersion [2..7]
#endif
autoUpgradeableVersions :: M.Map RepoVersion RepoVersion
autoUpgradeableVersions = M.fromList
[ (RepoVersion 3, latestVersion)
, (RepoVersion 4, latestVersion)
, (RepoVersion 5, latestVersion)
, (RepoVersion 6, latestVersion)
, (RepoVersion 7, latestVersion)
]
versionField :: ConfigKey
versionField = annexConfig "version"
getVersion :: Annex (Maybe RepoVersion)
getVersion = annexVersion <$> Annex.getGitConfig
setVersion :: RepoVersion -> Annex ()
setVersion (RepoVersion v) = setConfig versionField (show v)
removeVersion :: Annex ()
removeVersion = unsetConfig versionField