From 9e5d96bda05e57660819869b1c50a2cb3138479e Mon Sep 17 00:00:00 2001
From: Don Stewart <dons@cse.unsw.edu.au>
Date: Fri, 9 Mar 2007 07:34:49 +0100
Subject: little bit of strictness, based on -prof output

darcs-hash:20070309063449-9c5c1-664dc95c81b702211f3bc61f53aa31f5eb5bd81d.gz
---
 Main.hs     | 4 ++--
 WMonad.hs   | 2 +-
 thunk.cabal | 3 ++-
 3 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/Main.hs b/Main.hs
index 3d77aad..8804a8d 100644
--- a/Main.hs
+++ b/Main.hs
@@ -155,11 +155,11 @@ hide :: Window -> W ()
 hide w = withDisplay $ \d -> do
     sw <- gets screenWidth
     sh <- gets screenHeight
-    io $ moveWindow d w (2*fromIntegral sw) (2*fromIntegral sh)
+    io $! moveWindow d w (2*fromIntegral sw) (2*fromIntegral sh)
 
 -- | reveal. Expose a list of windows, moving them on screen
 reveal :: Window -> W ()
-reveal w = withDisplay $ \d -> io $ moveWindow d w 0 0
+reveal w = withDisplay $ \d -> io $! moveWindow d w 0 0
 
 -- | windows. Modify the current window list with a pure function, and refresh
 windows :: (WorkSpace -> WorkSpace) -> W ()
diff --git a/WMonad.hs b/WMonad.hs
index 322f1f7..0b48cac 100644
--- a/WMonad.hs
+++ b/WMonad.hs
@@ -68,4 +68,4 @@ whenJust mg f = maybe (return ()) f mg
 -- | A 'trace' for the W monad. Logs a string to stderr. The result may
 -- be found in your .xsession-errors file
 trace :: String -> W ()
-trace msg = io $ do hPutStrLn stderr msg; hFlush stderr
+trace msg = io $! do hPutStrLn stderr msg; hFlush stderr
diff --git a/thunk.cabal b/thunk.cabal
index d009f7d..f8f773d 100644
--- a/thunk.cabal
+++ b/thunk.cabal
@@ -11,5 +11,6 @@ build-depends:  base==2.0, X11>=1.1, X11-extras==0.0, unix==1.0, mtl==1.0
 
 executable:     thunk
 main-is:        Main.hs
-ghc-options:    -O -Wall -optl-Wl,-s
+ghc-options:    -O2 -Wall -optl-Wl,-s
+-- ghc-options:    -O2 -Wall -optl-Wl,-s -prof -auto-all
 extensions:     GeneralizedNewtypeDeriving
-- 
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