X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=System%2FMem.hs;h=af96b5dd1c293830369f0f07d4abbae505bff669;hb=HEAD;hp=2bac6122599b714c4e5afc08baddcfcb9eb563d1;hpb=746ef6a7fd71bb1e9ebe3cd107c5f9f79f3b7a68;p=ghc-base.git

diff --git a/System/Mem.hs b/System/Mem.hs
index 2bac612..af96b5d 100644
--- a/System/Mem.hs
+++ b/System/Mem.hs
@@ -1,8 +1,14 @@
+{-# LANGUAGE CPP #-}
+
+#ifdef __GLASGOW_HASKELL__
+{-# LANGUAGE ForeignFunctionInterface #-}
+#endif
+
 -----------------------------------------------------------------------------
 -- |
 -- Module      :  System.Mem
 -- Copyright   :  (c) The University of Glasgow 2001
--- License     :  BSD-style (see the file libraries/core/LICENSE)
+-- License     :  BSD-style (see the file libraries/base/LICENSE)
 -- 
 -- Maintainer  :  libraries@haskell.org
 -- Stability   :  provisional
@@ -18,6 +24,15 @@ module System.Mem (
  
 import Prelude
 
+#ifdef __HUGS__
+import Hugs.IOExts
+#endif
+
 #ifdef __GLASGOW_HASKELL__
-foreign import ccall {-safe-} "performGC" performGC :: IO ()
+-- | Triggers an immediate garbage collection
+foreign import ccall {-safe-} "performMajorGC" performGC :: IO ()
+#endif
+
+#ifdef __NHC__
+import NHC.IOExtras (performGC)
 #endif