fix leaks, parameter checking in interrogate

dtool/src/interrogate/interfaceMaker.cxx

@@ -82,7 +82,6 @@ InterfaceMaker::Object::
 Object(const InterrogateType &itype) :
   _itype(itype)
 {
-  _destructor = (Function *)NULL;
 }
 
 ////////////////////////////////////////////////////////////////////
@@ -161,13 +160,11 @@ generate_wrappers() {
 //    printf(" New Type %d\n",ti);
   }
 
-  int gi = 0;
-  while( gi = idb->get_num_global_elements())
-  {
+  int num_global_elements = idb->get_num_global_elements();
+  for (int gi = 0; gi < num_global_elements; ++gi) {
     printf(" Global Type = %d",gi);
     TypeIndex type_index = idb->get_global_element(gi);
     record_object(type_index);
-
   }
 
   int num_functions = idb->get_num_global_functions();
@@ -610,18 +607,11 @@ record_object(TypeIndex type_index) {
 
   Function *function;
 
-      int num_constructors = itype.number_of_constructors();
-      for (int ci = 0; ci < num_constructors; ci++) 
-      {
-          function = record_function(itype, itype.get_constructor(ci));
-          object->_constructors.push_back(function);
-      }
-
-    if (itype.has_destructor() && !itype.destructor_is_inherited()) 
-    {
-        function = record_function(itype, itype.get_destructor());
-        object->_destructor = function;
-    }
+  int num_constructors = itype.number_of_constructors();
+  for (int ci = 0; ci < num_constructors; ci++) {
+    function = record_function(itype, itype.get_constructor(ci));
+    object->_constructors.push_back(function);
+  }
   
   int num_methods = itype.number_of_methods();
   int mi;

dtool/src/interrogate/interfaceMaker.h

@@ -99,7 +99,6 @@ public:
     const InterrogateType &_itype;
     Functions _constructors;
     Functions _methods;
-    Function *_destructor;
   };
   typedef map<TypeIndex, Object *> Objects;
   Objects _objects;

dtool/src/interrogatedb/py_panda.cxx

@@ -59,20 +59,47 @@ void DTOOL_Call_ExtractThisPointerForType(PyObject *self, Dtool_PyTypedObject *
 };
 
 
-void * DTOOL_Call_GetPointerThisClass(PyObject *self, Dtool_PyTypedObject  *classdef)
-{
-  if(self != NULL)
-  {
-      if(DtoolCanThisBeAPandaInstance(self))
-        return ((Dtool_PyInstDef *)self)->_My_Type->_Dtool_UpcastInterface(self,classdef);
-      else
-         PyErr_SetString(PyExc_TypeError, "Failed Dtool Type Check .."); 
+void *
+DTOOL_Call_GetPointerThisClass(PyObject *self, Dtool_PyTypedObject *classdef) {
+  return DTOOL_Call_GetPointerThisClass(self, classdef, 0, "unknown");
+}
+
+void *
+DTOOL_Call_GetPointerThisClass(PyObject *self, Dtool_PyTypedObject *classdef,
+                               int param, const string &function_name) {
+  if (self != NULL) {
+    if (DtoolCanThisBeAPandaInstance(self)) {
+      Dtool_PyTypedObject *my_type = ((Dtool_PyInstDef *)self)->_My_Type;
+      void *result = my_type->_Dtool_UpcastInterface(self, classdef);
+      if (result != NULL) {
+        return result;
+      }
+
+      ostringstream str;
+      str << function_name << "() argument " << param << " must be "
+          << classdef->_name << ", not " << my_type->_name;
+      string msg = str.str();
+      PyErr_SetString(PyExc_TypeError, msg.c_str());
+
+    } else {
+      ostringstream str;
+      str << function_name << "() argument " << param << " must be "
+          << classdef->_name;
+      PyObject *tname = PyObject_GetAttrString((PyObject *)self->ob_type, "__name__");
+      if (tname != (PyObject *)NULL) {
+        str << ", not " << PyString_AsString(tname);
+        Py_DECREF(tname);
+      }
+
+      string msg = str.str();
+      PyErr_SetString(PyExc_TypeError, msg.c_str());
+    }
+  } else {
+    PyErr_SetString(PyExc_TypeError, "Self Is Null"); 
   }
-  else
-        PyErr_SetString(PyExc_TypeError, "Self Is Null"); 
 
   return NULL;
-};
+}
 
 void * DTOOL_Call_GetPointerThis(PyObject *self)
 {
@@ -163,7 +190,7 @@ PyObject * DTool_CreatePyInstance(void * local_this, Dtool_PyTypedObject & in_cl
     }
 
     Dtool_PyTypedObject * classdef = &in_classdef;
-	Dtool_PyInstDef * self = (Dtool_PyInstDef *) classdef->As_PyTypeObject().tp_new(&classdef->As_PyTypeObject(), NULL,NULL);
+    Dtool_PyInstDef * self = (Dtool_PyInstDef *) classdef->As_PyTypeObject().tp_new(&classdef->As_PyTypeObject(), NULL,NULL);
     if(self != NULL)
     {
         self->_ptr_to_object = local_this;

dtool/src/interrogatedb/py_panda.h

@@ -251,10 +251,23 @@ PyObject *Dtool_new_##CLASS_NAME(PyTypeObject *type, PyObject *args, PyObject *k
 ////////////////////////////////////////////////////////////////////////
 /// Delete functions..
 ////////////////////////////////////////////////////////////////////////
+#ifdef NDEBUG
 #define Define_Dtool_FreeInstance_Private(CLASS_NAME,CNAME)\
 static void Dtool_FreeInstance_##CLASS_NAME(PyObject *self)\
 {\
-}\
+}
+#else // NDEBUG
+#define Define_Dtool_FreeInstance_Private(CLASS_NAME,CNAME)\
+static void Dtool_FreeInstance_##CLASS_NAME(PyObject *self)\
+{\
+    if(((Dtool_PyInstDef *)self)->_ptr_to_object != NULL)\
+        if(((Dtool_PyInstDef *)self)->_memory_rules)\
+        {\
+          cerr << "Detected leak for " << #CLASS_NAME \
+               << " which interrogate cannot delete.\n"; \
+        }\
+}
+#endif  // NDEBUG
 
 #define Define_Dtool_FreeInstance(CLASS_NAME,CNAME)\
 static void Dtool_FreeInstance_##CLASS_NAME(PyObject *self)\
@@ -264,7 +277,7 @@ static void Dtool_FreeInstance_##CLASS_NAME(PyObject *self)\
         {\
             delete ((CNAME *)((Dtool_PyInstDef *)self)->_ptr_to_object);\
         }\
-}\
+}
 
 #define Define_Dtool_FreeInstanceRef(CLASS_NAME,CNAME)\
 static void Dtool_FreeInstance_##CLASS_NAME(PyObject *self)\
@@ -274,7 +287,7 @@ static void Dtool_FreeInstance_##CLASS_NAME(PyObject *self)\
         {\
             unref_delete((CNAME *)((Dtool_PyInstDef *)self)->_ptr_to_object);\
         }\
-}\
+}
 
 ////////////////////////////////////////////////////////////////////////
 /// Simple Recognition Functions..
@@ -292,6 +305,7 @@ EXPCL_DTOOLCONFIG void DTOOL_Call_ExtractThisPointerForType(PyObject *self, Dtoo
 
 
 EXPCL_DTOOLCONFIG void * DTOOL_Call_GetPointerThisClass(PyObject *self, Dtool_PyTypedObject  *classdef);
+EXPCL_DTOOLCONFIG void * DTOOL_Call_GetPointerThisClass(PyObject *self, Dtool_PyTypedObject  *classdef, int param, const string &function_name);
 
 EXPCL_DTOOLCONFIG void * DTOOL_Call_GetPointerThis(PyObject *self);