X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=System%2FMem.hs;h=ec5b136eded04bc42d9925b931eb6044a7d339e0;hb=939762d006a3ce057a11ba091e2cb4fb5dcb0a95;hp=13dcbcbcb12465aaddddbe71a2c18585d3213728;hpb=2253e3a64bf39c8d43be740961a5869787717cb7;p=haskell-directory.git

diff --git a/System/Mem.hs b/System/Mem.hs
index 13dcbcb..ec5b136 100644
--- a/System/Mem.hs
+++ b/System/Mem.hs
@@ -1,15 +1,13 @@
 -----------------------------------------------------------------------------
--- 
+-- |
 -- 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
 -- Portability :  portable
 --
--- $Id: Mem.hs,v 1.3 2002/04/24 16:09:35 simonmar Exp $
---
 -- Memory-related system things.
 --
 -----------------------------------------------------------------------------
@@ -20,6 +18,15 @@ module System.Mem (
  
 import Prelude
 
+#ifdef __HUGS__
+import Hugs.IOExts
+#endif
+
 #ifdef __GLASGOW_HASKELL__
+-- | Triggers an immediate garbage collection
 foreign import ccall {-safe-} "performGC" performGC :: IO ()
 #endif
+
+#ifdef __NHC__
+import NHC.IOExtras (performGC)
+#endif