Mesa (master): scons: Fix MSVC 64bit build.

[Jose Fonseca]

Module: Mesa
Branch: master
Commit: 051f8bbfee6618e8bf04712cf214d96cec433e38
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=051f8bbfee6618e8bf04712cf214d96cec433e38

Author: José Fonseca <jfonseca at vmware.com>
Date:   Fri Feb 11 16:29:01 2011 +0000

scons: Fix MSVC 64bit build.

---

 scons/gallium.py |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/scons/gallium.py b/scons/gallium.py
old mode 100644
new mode 100755
index 322b23b..ea09b5d
--- a/scons/gallium.py
+++ b/scons/gallium.py
@@ -141,6 +141,10 @@ def pkg_config_modules(env, name, modules):
 def generate(env):
     """Common environment generation code"""
 
+    # Tell tools which machine to compile for
+    env['TARGET_ARCH'] = env['machine']
+    env['MSVS_ARCH'] = env['machine']
+
     # Toolchain
     platform = env['platform']
     if env['toolchain'] == 'default':
@@ -175,6 +179,10 @@ def generate(env):
     env['gcc'] = 'gcc' in os.path.basename(env['CC']).split('-')
     env['msvc'] = env['CC'] == 'cl'
 
+    if env['msvc'] and env['toolchain'] == 'default' and env['machine'] == 'x86_64':
+        # MSVC x64 support is broken in earlier versions of scons
+        env.EnsurePythonVersion(2, 0)
+
     # shortcuts
     machine = env['machine']
     platform = env['platform']