scons: Autogenerate GLSL builtin library *_gc.h from *.gc files.

src/SConscript

@@ -1,9 +1,9 @@
 Import('*')
 
-SConscript('gallium/SConscript')
 SConscript('glsl/pp/SConscript')
 SConscript('glsl/cl/SConscript')
 SConscript('glsl/apps/SConscript')
+SConscript('gallium/SConscript')
 
 if 'mesa' in env['statetrackers']:
 	SConscript('mesa/SConscript')

src/glsl/apps/SConscript

@@ -29,7 +29,8 @@ env.Program(
     source = ['process.c'],
 )
 
-env.Program(
+glsl_compile = env.Program(
     target = 'compile',
     source = ['compile.c'],
 )
+Export('glsl_compile')

src/mesa/SConscript

@@ -335,7 +335,9 @@ if env['platform'] != 'winddk':
 		# Add the dir containing the generated header (somewhere inside  the
 		# build dir) to the include path  
 		env.Append(CPPPATH = [matypes[0].dir])
-	
+
+	SConscript('shader/slang/library/SConscript')
+
 	#
 	# Libraries
 	# 

src/mesa/shader/slang/library/SConscript

@@ -0,0 +1,44 @@
+#######################################################################
+# SConscript for GLSL builtin library
+
+Import('*')
+
+env = env.Clone()
+
+bld_frag = Builder(
+	action = glsl_compile[0].abspath + ' fragment $SOURCE $TARGET',
+	suffix = '.gc',
+	src_suffix = '_gc.h')
+	
+bld_vert = Builder(
+	action = glsl_compile[0].abspath + ' vertex $SOURCE $TARGET',
+	suffix = '.gc',
+	src_suffix = '_gc.h')
+
+env['BUILDERS']['bld_frag'] = bld_frag
+env['BUILDERS']['bld_vert'] = bld_vert
+
+# Generate GLSL builtin library binaries
+env.bld_frag(
+	'#src/mesa/shader/slang/library/slang_core_gc.h',
+	'#src/mesa/shader/slang/library/slang_core.gc')
+env.bld_frag(
+	'#src/mesa/shader/slang/library/slang_common_builtin_gc.h',
+	'#src/mesa/shader/slang/library/slang_common_builtin.gc')
+env.bld_frag(
+	'#src/mesa/shader/slang/library/slang_fragment_builtin_gc.h',
+	'#src/mesa/shader/slang/library/slang_fragment_builtin.gc')
+env.bld_vert(
+	'#src/mesa/shader/slang/library/slang_vertex_builtin_gc.h',
+	'#src/mesa/shader/slang/library/slang_vertex_builtin.gc')
+
+# Generate GLSL 1.20 builtin library binaries
+env.bld_frag(
+	'#src/mesa/shader/slang/library/slang_120_core_gc.h',
+	'#src/mesa/shader/slang/library/slang_120_core.gc')
+env.bld_frag(
+	'#src/mesa/shader/slang/library/slang_builtin_120_common_gc.h',
+	'#src/mesa/shader/slang/library/slang_builtin_120_common.gc')
+env.bld_frag(
+	'#src/mesa/shader/slang/library/slang_builtin_120_fragment_gc.h',
+	'#src/mesa/shader/slang/library/slang_builtin_120_fragment.gc')