Re-add a missing abspath call.

This is needed when __file__ is not absolute.

diff --git a/tornado/web.py b/tornado/web.py
index b8b22dd6c10bce898a09ceb29ffdd3906182874c..4940244e2ad12381f0dd946e7884d8f59bfd427c 100644 (file)
--- a/tornado/web.py
+++ b/tornado/web.py
@@ -1916,6 +1916,7 @@ class StaticFileHandler(RequestHandler):
         In instance methods, this method's result is available as
         ``self.absolute_path``.
         """
+        root = os.path.abspath(root)
         # os.path.abspath strips a trailing /
         # it needs to be temporarily added back for requests to root/
         if not (absolute_path + os.path.sep).startswith(root):