issue2551169 - setup.py enters endless loop on gentoo linux python2 installation.

Recognized lib64 as a possible valid path.

Also exit when / is found.

Author: rouilj

CHANGES.txt

@@ -63,6 +63,8 @@ Fixed:
   seconds. This seems to help reduce stalled connections when a
   number of connections are made at the same time. Log remaining
   retries once 5 of them have been used. (John Rouillard)
+- issue2551169 - setup.py enters endless loop on gentoo linux python2
+  installation. Fixed.
 
 Features:
 

setup.py

@@ -87,13 +87,13 @@ def get_prefix():
     if prefix:
         return prefix
     else:
-        # get the platform lib path.
+        # get the platform lib path. Must start with / else infinite loop.
         plp = get_path('platlib')
         # nuke suffix that matches lib/* and return prefix
         head, tail = os.path.split(plp)
-        while tail != 'lib' and head != '':
+        while tail not in ['lib', 'lib64' ] and head != '/':
             head, tail = os.path.split(head)
-        if not head:
+        if head == '/':
             head = sys.prefix
         return head