scons: Make LLVM a black-white dependency.

Now that draw depends on llvm it is very difficult to correctly handle
broken llvm installations. Either the user requests LLVM and it needs to
supply a working installation. Or it doesn't, and it gets no LLVM
accelerate pipe drivers.

1 files changed, 0 insertions, 14 deletions

diff --git a/SConstruct b/SConstruct
index 8b7ae7d..ebced16 100644
--- a/SConstruct
+++ b/SConstruct
@@ -81,15 +81,6 @@ debug = env['debug']
 dri = env['dri']
 machine = env['machine']
 platform = env['platform']
-drawllvm = 'llvmpipe' in env['drivers']
-
-# LLVM support in the Draw module
-if drawllvm:
-        env.Tool('llvm')
-        if not env.has_key('LLVM_VERSION'):
-           drawllvm = False
-if drawllvm:
-        env.Append(CFLAGS = ['-DDRAW_LLVM=1'])
 
 # derived options
 x86 = machine == 'x86'
@@ -102,7 +93,6 @@ Export([
 	'x86', 
 	'ppc', 
 	'dri', 
-	'drawllvm',
 	'platform',
 	'gcc',
 	'msvc',
@@ -167,10 +157,6 @@ if platform in ('posix', 'linux', 'freebsd', 'darwin'):
 		'dl',
 	])
 
-# LLVM support in the Draw module
-if drawllvm:
-    env.Append(CPPDEFINES = ['DRAW_LLVM'])
-
 # for debugging
 #print env.Dump()