fix for importing setuptools on win32

2 files changed, 14 insertions, 11 deletions

diff --git a/cffi/ffiplatform.py b/cffi/ffiplatform.py
index 27cdde0..8a4a1d1 100644
--- a/cffi/ffiplatform.py
+++ b/cffi/ffiplatform.py
@@ -113,3 +113,16 @@ def flatten(x):
     f = cStringIO.StringIO()
     _flatten(x, f)
     return f.getvalue()
+
+def _hack_at_distutils():
+    # Windows-only workaround for some configurations: see
+    # https://bugs.python.org/issue23246 (Python 2.7 with 
+    # a specific MS compiler suite download)
+    if sys.platform == "win32":
+        try:
+            import setuptools    # for side-effects, patches distutils
+        except ImportError:
+            pass
+
+# this must be done before get_extension() and before compile()
+_hack_at_distutils()
diff --git a/cffi/verifier.py b/cffi/verifier.py
index 22eb6dc..3cfeecb 100644
--- a/cffi/verifier.py
+++ b/cffi/verifier.py
@@ -26,16 +26,6 @@ else:
                 s = s.encode('ascii')
             super(NativeIO, self).write(s)
 
-def _hack_at_distutils():
-    # Windows-only workaround for some configurations: see
-    # https://bugs.python.org/issue23246 (Python 2.7 with 
-    # a specific MS compiler suite download)
-    if sys.platform == "win32":
-        try:
-            import setuptools    # for side-effects, patches distutils
-        except ImportError:
-            pass
-
 
 class Verifier(object):
 
@@ -126,7 +116,7 @@ class Verifier(object):
         return basename
 
     def get_extension(self):
-        _hack_at_distutils() # backward compatibility hack
+        ffiplatform._hack_at_distutils() # backward compatibility hack
         if not self._has_source:
             with self.ffi._lock:
                 if not self._has_source: