Add a self-contained test for not rebuilding generated header files. (Patrick Mezard) Fix a runtest.py issue.

1 files changed, 4 insertions, 1 deletions

diff --git a/runtest.py b/runtest.py
index b409ce5..be94a35 100644
--- a/runtest.py
+++ b/runtest.py
@@ -478,7 +478,10 @@ if old_pythonpath:
                                os.pathsep + \
                                old_pythonpath
 
-os.chdir(scons_script_dir)
+try:
+    os.chdir(scons_script_dir)
+except OSError:
+    pass
 
 class Unbuffered:
     def __init__(self, file):