Fixed #609 -- when lib-topaz can't be found don't spin CPU forever

topazproject · Apr 12, 2013 · 985d1dceb46dc632eac2258d91201dc58b308ba5 · 985d1dc
1 parent d049176
commit 985d1dceb46dc632eac2258d91201dc58b308ba5
Unified Split

Showing with 5 additions and 2 deletions.

+5 −2 topaz/objspace.py
diff --git a/topaz/objspace.py b/topaz/objspace.py
@@ -246,8 +246,11 @@ def setup(self, executable):
         # Fallback to a path relative to the compiled location.
         lib_path = self.base_lib_path
         kernel_path = os.path.join(os.path.join(lib_path, os.path.pardir), "lib-topaz")
-        while path:
-            path = rpath.rabspath(os.path.join(path, os.path.pardir))
+        while True:
+            par_path = rpath.rabspath(os.path.join(path, os.path.pardir))
+            if par_path == path:
+                break
+            path = par_path
             if isdir(os.path.join(path, "lib-ruby")):
                 lib_path = os.path.join(path, "lib-ruby")
                 kernel_path = os.path.join(path, "lib-topaz")