From e9e80fc389365e24d4300d7d5390c7d833a96c50 Mon Sep 17 00:00:00 2001
From: aarne <aarne@cs.chalmers.se>
Date: Wed, 25 Jun 2008 16:54:35 +0000
Subject: changed names of resource-1.3; added a note on homepage on release

---
 src-3.0/GF/Source/SharedString.hs | 20 --------------------
 1 file changed, 20 deletions(-)
 delete mode 100644 src-3.0/GF/Source/SharedString.hs

(limited to 'src-3.0/GF/Source/SharedString.hs')

diff --git a/src-3.0/GF/Source/SharedString.hs b/src-3.0/GF/Source/SharedString.hs
deleted file mode 100644
index 732873fe6..000000000
--- a/src-3.0/GF/Source/SharedString.hs
+++ /dev/null
@@ -1,20 +0,0 @@
-module GF.Source.SharedString (shareString) where
-
-import Data.Map as M
-import Data.IORef
-import qualified Data.ByteString.Char8 as BS
-import System.IO.Unsafe (unsafePerformIO)
-
-{-# NOINLINE stringPoolRef #-}
-stringPoolRef :: IORef (M.Map BS.ByteString BS.ByteString)
-stringPoolRef = unsafePerformIO $ newIORef M.empty
-
-{-# NOINLINE shareString #-}
-shareString :: BS.ByteString -> BS.ByteString
-shareString s = unsafePerformIO $ do
-  stringPool <- readIORef stringPoolRef
-  case M.lookup s stringPool of
-    Just s' -> return s'
-    Nothing -> do let s' = BS.copy s
-                  writeIORef stringPoolRef $! M.insert s' s' stringPool
-                  return s'
-- 
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