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Diffstat (limited to 'Backend.hs')
| -rw-r--r-- | Backend.hs | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/Backend.hs b/Backend.hs index 14af56bbf..2f0f71d74 100644 --- a/Backend.hs +++ b/Backend.hs @@ -25,7 +25,8 @@ module Backend ( hasKey, fsckKey, lookupFile, - chooseBackends + chooseBackends, + keyBackend ) where import Control.Monad.State @@ -111,8 +112,8 @@ removeKey backend key = (Internals.removeKey backend) key {- Checks if a key is present in its backend. -} hasKey :: Key -> Annex Bool hasKey key = do - bs <- Annex.supportedBackends - (Internals.hasKey (lookupBackendName bs $ backendName key)) key + backend <- keyBackend key + (Internals.hasKey backend) key {- Checks a key's backend for problems. -} fsckKey :: Backend -> Key -> Annex Bool @@ -154,3 +155,9 @@ chooseBackends fs = do bs <- Annex.supportedBackends pairs <- liftIO $ Git.checkAttr g "git-annex-backend" fs return $ map (\(f,b) -> (f, maybeLookupBackendName bs b)) pairs + +{- Returns the backend to use for a key. -} +keyBackend :: Key -> Annex Backend +keyBackend key = do + bs <- Annex.supportedBackends + return $ lookupBackendName bs $ backendName key |