xb: Redefine CC/CXX environmental variables only if not defined in the first place.

2016-06-13 18:42:48 -05:00 · 2016-06-13 18:42:48 -05:00 · 84f62eaa70
parent f79550b582
commit 84f62eaa70
1 changed files with 5 additions and 2 deletions
--- a/7
+++ b/7
@ -598,8 +598,11 @@ class BaseBuildCommand(Command):
      print('ERROR: don\'t know how to build on this platform.')
    else:
      # TODO(benvanik): allow gcc?
-      os.environ['CXX'] = 'clang++-3.8'
-      os.environ['CC'] = 'clang-3.8'
+      if 'CXX' not in os.environ:
+        os.environ['CXX'] = 'clang++-3.8'
+      if 'CC' not in os.environ:
+        os.environ['CC'] = 'clang-3.8'
+      
      result = subprocess.call([
          'make',
          '-Cbuild/',