libcxx test; support for linking in test runner; failure in clang_0_1.test_libcxx

1 files changed, 6 insertions, 2 deletions

diff --git a/emscripten.py b/emscripten.py
index 7a92455c..8b4d5e60 100755
--- a/emscripten.py
+++ b/emscripten.py
@@ -13,10 +13,14 @@ COMPILER = path_from_root('src', 'compiler.js')
 
 def emscripten(filename, settings):
   data = open(filename, 'r').read()
-  cwd = os.getcwd()
+  try:
+    cwd = os.getcwd()
+  except:
+    cwd = None
   os.chdir(os.path.dirname(COMPILER))
   subprocess.Popen(JS_ENGINE + [COMPILER], stdin=subprocess.PIPE).communicate(settings+'\n'+data)[0]
-  os.chdir(cwd)
+  if cwd is not None:
+    os.chdir(cwd)
 
 if __name__ == '__main__':
   if sys.argv.__len__() not in [2,3,4]: