eo2: Eo2 first commit.

src/lib/eo/Eo.h

@@ -592,6 +592,50 @@ EAPI Eina_Bool eo_init(void);
  */
 EAPI Eina_Bool eo_shutdown(void);
 
+typedef struct _Eo_Internal _Eo;
+
+/* XXX: Essential, because we need to adjust objid for comp objects. */
+#define EO_FUNC(Name, Ret, Id, Func, DefRet, ...) \
+Ret \
+Name(_Eo *obj, Eo *objid, __VA_ARGS__) \
+{ \
+   Ret (*func)(Eo *, __VA_ARGS__) = eo2_func_get(obj, Id(Name)); \
+   if (func) \
+     { \
+        return Func; \
+     } \
+   else \
+     { \
+        return DefRet; \
+     } \
+}
+
+
+EAPI _Eo * eo2_do_start(Eo *obj_id);
+#define eo2_func_get(obj_id, op) eo2_func_get_internal(obj_id, NULL, op)
+EAPI void * eo2_func_get_internal(_Eo *obj, const Eo_Class *klass, Eo_Op op);
+
+/* FIXME: Don't use this unref, use an internal one. Reduce id resolution. */
+
+#define eo2_do_end(obj) eo_unref(obj)
+
+#define eo_o _obj_, _objid_
+
+#define eo2_do(objid, ...) \
+do \
+{ \
+   Eo *_objid_ = obj; \
+   _Eo *_obj_ = eo2_do_start(obj); \
+   do { __VA_ARGS__ ; } while (0); \
+   eo2_do_end(obj); \
+} while (0)
+
+#define eo2_class_do(clsid, ...) \
+do \
+{ \
+   do { __VA_ARGS__ ; } while (0); \
+} while (0)
+
 /**
  * @def eo_do
  * A convenience wrapper around eo_do_internal()

src/lib/eo/eo.c

@@ -255,6 +255,41 @@ _eo_kls_itr_func_get(const _Eo_Class *cur_klass, Eo_Op op)
    return NULL;
 }
 
+EAPI _Eo *
+eo2_do_start(Eo *obj_id)
+{
+   EO_OBJ_POINTER_RETURN_VAL(obj_id, obj, NULL);
+   _eo_ref(obj);
+   return obj;
+}
+
+static void *
+_eo2_func_get(const _Eo_Class *cur_klass, Eo_Op op)
+{
+     {
+        const op_type_funcs *func = _eo_kls_itr_func_get(cur_klass, op);
+        if (EINA_LIKELY(func != NULL))
+          {
+             return func->func;
+          }
+     }
+
+   /* Try composite objects */
+   /* FIXME!!! */
+   return NULL;
+}
+
+EAPI void *
+eo2_func_get_internal(_Eo *obj, const Eo_Class *klass_id, Eo_Op op)
+{
+   const _Eo_Class *klass;
+   if (klass_id)
+      klass = _eo_class_pointer_get(klass_id);
+   else
+      klass = obj->klass;
+   return _eo2_func_get(klass, op);
+}
+
 #define _EO_OP_ERR_NO_OP_PRINT(file, line, op, klass) \
    do \
       { \