Decorate hide_file to only run on Windows.

1 files changed, 8 insertions, 0 deletions

diff --git a/setuptools/windows_support.py b/setuptools/windows_support.py
index df35a5f4..8e67e41a 100644
--- a/setuptools/windows_support.py
+++ b/setuptools/windows_support.py
@@ -1,6 +1,14 @@
+import platform
 import ctypes.wintypes
 
 
+def windows_only(func):
+    if platform.system() != 'Windows':
+        return lambda *args, **kwargs: None
+    return func
+
+
+@windows_only
 def hide_file(path):
     """
     Set the hidden attribute on a file or directory.