From a8553e3d8adec2075bb1eed262cd0739c1593a7f 2014-10-01 19:20:02
From: MinRK <benjaminrk@gmail.com>
Date: 2014-10-01 19:20:02
Subject: [PATCH] Backport PR #6514: Fix for copying metadata flags

Only became apparent when tests ran on a BSD based system.

---

diff --git a/IPython/utils/io.py b/IPython/utils/io.py
index 41857b3..e087252 100644
--- a/IPython/utils/io.py
+++ b/IPython/utils/io.py
@@ -230,7 +230,7 @@ def _copy_metadata(src, dst):
     shutil.copymode(src, dst)
     st = os.stat(src)
     if hasattr(os, 'chflags') and hasattr(st, 'st_flags'):
-        os.chflags(st.st_flags)
+        os.chflags(dst, st.st_flags)
 
 @contextmanager
 def atomic_writing(path, text=True, encoding='utf-8', **kwargs):