38 lines
965 B
Haskell
38 lines
965 B
Haskell
{- git-annex numcopies log
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-
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- Copyright 2014 Joey Hess <joey@kitenet.net>
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-
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- Licensed under the GNU GPL version 3 or higher.
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-}
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{-# OPTIONS_GHC -fno-warn-orphans #-}
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module Logs.NumCopies (
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setGlobalNumCopies,
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getGlobalNumCopies,
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globalNumCopiesLoad,
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) where
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import Common.Annex
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import qualified Annex
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import Types.NumCopies
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import Logs
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import Logs.SingleValue
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instance SingleValueSerializable NumCopies where
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serialize (NumCopies n) = show n
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deserialize = NumCopies <$$> readish
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setGlobalNumCopies :: NumCopies -> Annex ()
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setGlobalNumCopies = setLog numcopiesLog
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{- Value configured in the numcopies log. Cached for speed. -}
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getGlobalNumCopies :: Annex (Maybe NumCopies)
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getGlobalNumCopies = maybe globalNumCopiesLoad (return . Just)
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=<< Annex.getState Annex.globalnumcopies
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globalNumCopiesLoad :: Annex (Maybe NumCopies)
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globalNumCopiesLoad = do
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v <- getLog numcopiesLog
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Annex.changeState $ \s -> s { Annex.globalnumcopies = v }
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return v
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