Mesa (master): scons: Don't globally define WIN32_LEAN_AND_MEAN.

[Jose Fonseca]

Module: Mesa
Branch: master
Commit: 3d747eded475b227cc025391d0438a5dd1357cb9
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=3d747eded475b227cc025391d0438a5dd1357cb9

Author: José Fonseca <jfonseca at vmware.com>
Date:   Thu Dec 31 20:19:18 2009 +0000

scons: Don't globally define WIN32_LEAN_AND_MEAN.

Some of the demo progams legitimately need the functionality
that's disabled by WIN32_LEAN_AND_MEAN.

Instead the solution should be to define WIN32_LEAN_AND_MEAN just before
including windows.h on a case by case basis.

---

 scons/gallium.py                          |    2 --
 scons/generic.py                          |    2 --
 src/gallium/state_trackers/wgl/SConscript |    3 ++-
 3 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/scons/gallium.py b/scons/gallium.py
index 61334f7..f24959c 100644
--- a/scons/gallium.py
+++ b/scons/gallium.py
@@ -153,8 +153,6 @@ def generate(env):
             #'UNICODE',
             ('_WIN32_WINNT', '0x0501'), # minimum required OS version
             ('WINVER', '0x0501'),
-            # http://msdn2.microsoft.com/en-us/library/6dwk3a1z.aspx,
-            'WIN32_LEAN_AND_MEAN',
         ]
         if msvc and env['toolchain'] != 'winddk':
             cppdefines += [
diff --git a/scons/generic.py b/scons/generic.py
index 208e3b6..149256c 100644
--- a/scons/generic.py
+++ b/scons/generic.py
@@ -228,8 +228,6 @@ def generate(env):
             '_WINDOWS',
             #'_UNICODE',
             #'UNICODE',
-            # http://msdn2.microsoft.com/en-us/library/6dwk3a1z.aspx,
-            #'WIN32_LEAN_AND_MEAN',
         ]
         if msvc:
             cppdefines += [
diff --git a/src/gallium/state_trackers/wgl/SConscript b/src/gallium/state_trackers/wgl/SConscript
index b05944a..352c087 100644
--- a/src/gallium/state_trackers/wgl/SConscript
+++ b/src/gallium/state_trackers/wgl/SConscript
@@ -11,10 +11,11 @@ if env['platform'] in ['windows']:
     	'.',
     ])
      
-    env.Append(CPPDEFINES = [
+    env.AppendUnique(CPPDEFINES = [
         '_GDI32_', # prevent wgl* being declared __declspec(dllimport)
         'BUILD_GL32', # declare gl* as __declspec(dllexport) in Mesa headers 
         'WIN32_THREADS', # use Win32 thread API
+        'WIN32_LEAN_AND_MEAN', # http://msdn2.microsoft.com/en-us/library/6dwk3a1z.aspx
     ])
      
     sources = [