diff options
| author |  Joey Hess <joey@kitenet.net> | 2013-11-05 16:42:59 -0400 |
|---|---|---|
| committer | Joey Hess <joey@kitenet.net> | 2013-11-05 17:05:03 -0400 |
| commit | 4f6c8222072ace33e3acedddd31637089ae474b6 (patch) | |
| tree | 720d851820dd6ccc51e5393f2dc87818141ec2ed /Upgrade.hs | |
| parent | da9eea5dc0e86b4abb14064346eddc5689d94333 (diff) | |
v5 for direct mode, with automatic upgrade
This includes storing the current state of the HEAD ref, which git annex
sync is going to need, but does not make sync use it.
Diffstat (limited to 'Upgrade.hs')
| -rw-r--r-- | Upgrade.hs | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/Upgrade.hs b/Upgrade.hs index f0166bf8e..59cca3fe4 100644 --- a/Upgrade.hs +++ b/Upgrade.hs @@ -16,9 +16,21 @@ import qualified Upgrade.V0 import qualified Upgrade.V1 #endif import qualified Upgrade.V2 +import qualified Upgrade.V4 -upgrade :: Annex Bool -upgrade = go =<< getVersion +checkUpgrade :: Version -> Annex () +checkUpgrade v + | v `elem` supportedVersions = noop + | v `elem` autoUpgradeableVersions = unlessM (upgrade True) $ + err "Automatic upgrade failed!" + | v `elem` upgradableVersions = err "Upgrade this repository: git-annex upgrade" + | otherwise = err "Upgrade git-annex." + where + err msg = error $ "Repository version " ++ v ++ + " is not supported. " ++ msg + +upgrade :: Bool -> Annex Bool +upgrade automatic = go =<< getVersion where #ifndef mingw32_HOST_OS go (Just "0") = Upgrade.V0.upgrade @@ -28,4 +40,5 @@ upgrade = go =<< getVersion go (Just "1") = error "upgrade from v1 on Windows not supported" #endif go (Just "2") = Upgrade.V2.upgrade + go (Just "4") = Upgrade.V4.upgrade automatic go _ = return True |