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authoraarne <aarne@cs.chalmers.se>2008-06-25 16:43:48 +0000
committeraarne <aarne@cs.chalmers.se>2008-06-25 16:43:48 +0000
commitb96b36f43de3e2f8b58d5f539daa6f6d47f25870 (patch)
tree0992334be13cec6538a1dea22fbbf26ad6bdf224 /src/GF/Data/SharedString.hs
parentfe367412e0aeb4ad5c02de68e6eca382e0f96984 (diff)
removed src for 2.9
Diffstat (limited to 'src/GF/Data/SharedString.hs')
-rw-r--r--src/GF/Data/SharedString.hs19
1 files changed, 0 insertions, 19 deletions
diff --git a/src/GF/Data/SharedString.hs b/src/GF/Data/SharedString.hs
deleted file mode 100644
index 9d037b512..000000000
--- a/src/GF/Data/SharedString.hs
+++ /dev/null
@@ -1,19 +0,0 @@
-
-module GF.Data.SharedString (shareString) where
-
-import Data.HashTable as H
-import System.IO.Unsafe (unsafePerformIO)
-
-{-# NOINLINE stringPool #-}
-stringPool :: HashTable String String
-stringPool = unsafePerformIO $ new (==) hashString
-
-{-# NOINLINE shareString #-}
-shareString :: String -> String
-shareString s = unsafePerformIO $ do
- mv <- H.lookup stringPool s
- case mv of
- Just s' -> return s'
- Nothing -> do
- H.insert stringPool s s
- return s