X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=SConstruct;h=51dc301a9a86dc474854510990c3389cd9f249d9;hb=ef434fbc25c479863b612f67bee6a4f3ef65cd39;hp=e2e49fcc6ca4aa93f75440517ed89f99cca6dab9;hpb=5567ae0547d5f31e51e5f32e78065894e594fd1a;p=mesa.git

diff --git a/SConstruct b/SConstruct
index e2e49fcc6ca..51dc301a9a8 100644
--- a/SConstruct
+++ b/SConstruct
@@ -1,7 +1,7 @@
 #######################################################################
 # Top-level SConstruct
 #
-# For example, invoke scons as 
+# For example, invoke scons as
 #
 #   scons build=debug llvm=yes machine=x86
 #
@@ -12,13 +12,13 @@
 #   build='debug'
 #   llvm=True
 #   machine='x86'
-# 
+#
 # Invoke
 #
 #   scons -h
 #
 # to get the full list of options. See scons manpage for more info.
-#  
+#
 
 import os
 import os.path
@@ -27,6 +27,13 @@ import SCons.Util
 
 import common
 
+#######################################################################
+# Minimal scons version
+
+EnsureSConsVersion(2, 4)
+EnsurePythonVersion(2, 7)
+
+
 #######################################################################
 # Configuration options
 
@@ -36,7 +43,7 @@ common.AddOptions(opts)
 env = Environment(
 	options = opts,
 	tools = ['gallium'],
-	toolpath = ['#scons'],	
+	toolpath = ['#scons'],
 	ENV = os.environ,
 )
 
@@ -50,10 +57,10 @@ except KeyError:
     pass
 else:
     targets = targets.split(',')
-    print 'scons: warning: targets option is deprecated; pass the targets on their own such as'
-    print
-    print '  scons %s' % ' '.join(targets)
-    print 
+    print('scons: warning: targets option is deprecated; pass the targets on their own such as')
+    print()
+    print('  scons %s' % ' '.join(targets))
+    print()
     COMMAND_LINE_TARGETS.append(targets)
 
 
@@ -90,8 +97,8 @@ env.AlwaysBuild(check)
 
 
 #######################################################################
-# Invoke host SConscripts 
-# 
+# Invoke host SConscripts
+#
 # For things that are meant to be run on the native host build machine, instead
 # of the target machine.
 #
@@ -152,8 +159,7 @@ try:
 except ImportError:
     pass
 else:
-    aliases = default_ans.keys()
-    aliases.sort()
+    aliases = sorted(default_ans.keys())
     env.Help('\n')
     env.Help('Recognized targets:\n')
     for alias in aliases: