[Jython-dev] Re: [Bug #126327] Infinite recursion in subpackage import

[<bc...@wo...>]

>Bug #126327, was updated on 2000-Dec-19 05:28
>Here is a current snapshot of the bug.

>Summary: Infinite recursion in subpackage import

>http://sourceforge.net/bugs/?func=detailbug&bug_id=126327&group_id=12867

Here a possible patch. Since the CVS notification is out, and I'm unsure
whether this is right solution, I post it here. Basicly the patch checks
the sys.module for each level when walking down a dotted path.


--- imp.java.org	Mon Dec 18 20:18:43 2000
+++ imp.java	Tue Dec 19 13:57:52 2000
@@ -400,6 +400,8 @@
     private static PyObject dottedFind(PyObject mod, String name) {
       int dot = 0;
       int last_dot= 0;
+      PyObject modules = Py.getSystemState().modules;             
+
       do {
         String tmpName;
         dot = name.indexOf('.', last_dot);
@@ -408,9 +410,19 @@
         } else {
           tmpName = name.substring(last_dot, dot).intern();
         }
-        mod = mod.__findattr__(tmpName);
-        if (mod == null)
-          throw Py.ImportError("No module named " + tmpName);
+        PyObject m = null;
+        PyObject modname = mod.__findattr__("__name__");
+        if (name != null) {
+             String fullname = modname + "." + tmpName;
+             m = modules.__finditem__(fullname.intern());
+        }
+        if (m != null && m != Py.None) {
+             mod = m;
+        } else {
+             mod = mod.__findattr__(tmpName);
+             if (mod == null)
+                 throw Py.ImportError("No module named " + tmpName);
+        }
         last_dot = dot + 1;
       } while (dot != -1);
       return mod;