refactor duplicated code. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@221191 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/utils/lit/lit/TestingConfig.py b/utils/lit/lit/TestingConfig.py
index 1006a285962e432a29bcd3a469b2e3f8a3f35a7c..b44b366c552b6cb8ee0836249cd53edf1952be0c 100644 (file)
--- a/utils/lit/lit/TestingConfig.py
+++ b/utils/lit/lit/TestingConfig.py
@@ -17,16 +17,16 @@ class TestingConfig:
         """
         # Set the environment based on the command line arguments.
         environment = {
-            'LIBRARY_PATH' : os.environ.get('LIBRARY_PATH',''),
-            'LD_LIBRARY_PATH' : os.environ.get('LD_LIBRARY_PATH',''),
             'PATH' : os.pathsep.join(litConfig.path +
                                      [os.environ.get('PATH','')]),
-            'SYSTEMROOT' : os.environ.get('SYSTEMROOT',''),
-            'TERM' : os.environ.get('TERM',''),
             'LLVM_DISABLE_CRASH_REPORT' : '1',
-            'LD_PRELOAD' : os.environ.get('LD_PRELOAD',''),
             }
 
+        pass_vars = ['LIBRARY_PATH', 'LD_LIBRARY_PATH', 'SYSTEMROOT', 'TERM',
+                     'LD_PRELOAD']
+        for var in pass_vars:
+            environment[var] = os.environ.get(var, '')
+
         if sys.platform == 'win32':
             environment.update({
                     'INCLUDE' : os.environ.get('INCLUDE',''),