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Diffstat (limited to 'Annex/CatFile.hs')
-rw-r--r-- | Annex/CatFile.hs | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/Annex/CatFile.hs b/Annex/CatFile.hs new file mode 100644 index 000000000..4f98815f8 --- /dev/null +++ b/Annex/CatFile.hs @@ -0,0 +1,24 @@ +{- git cat-file interface, with handle automatically stored in the Annex monad + - + - Copyright 2011 Joey Hess <joey@kitenet.net> + - + - Licensed under the GNU GPL version 3 or higher. + -} + +module Annex.CatFile ( + catFile +) where + +import Annex.Common +import qualified Git.CatFile +import qualified Annex + +catFile :: String -> FilePath -> Annex String +catFile branch file = maybe startup go =<< Annex.getState Annex.catfilehandle + where + startup = do + g <- gitRepo + h <- liftIO $ Git.CatFile.catFileStart g + Annex.changeState $ \s -> s { Annex.catfilehandle = Just h } + go h + go h = liftIO $ Git.CatFile.catFile h branch file |