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-rw-r--r--Backend/Hash.hs8
1 files changed, 3 insertions, 5 deletions
diff --git a/Backend/Hash.hs b/Backend/Hash.hs
index c190f5477..2835b5637 100644
--- a/Backend/Hash.hs
+++ b/Backend/Hash.hs
@@ -171,11 +171,9 @@ hashFile hash file filesize = go hash
go (SkeinHash hashsize) = use (skeinHasher hashsize)
use hasher = liftIO $ do
- hdl <- openBinaryFile file ReadMode
- b <- L.hGetContents hdl
- let !hsh = hasher b
- hClose hdl
- return hsh
+ h <- hasher <$> L.readFile file
+ -- Force full evaluation so file is read and closed.
+ return (length h `seq` h)
usehasher hashsize = case shaHasher hashsize filesize of
Left sha -> use sha