Mark Object classes and Object class fields const

1 files changed, 5 insertions, 5 deletions

diff --git a/Object.h b/Object.h
index 6fafd4e1..0d0e0036 100644
--- a/Object.h
+++ b/Object.h
@@ -19,26 +19,26 @@ typedef long(*Object_Compare)(const void*, const void*);
 typedef void(*Object_Delete)(Object*);
 
 #define Object_getClass(obj_)         ((Object*)(obj_))->klass
-#define Object_setClass(obj_, class_) Object_getClass(obj_) = (ObjectClass*) class_
+#define Object_setClass(obj_, class_) Object_getClass(obj_) = (const ObjectClass*) class_
 
 #define Object_delete(obj_)           Object_getClass(obj_)->delete((Object*)(obj_))
 #define Object_displayFn(obj_)        Object_getClass(obj_)->display
 #define Object_display(obj_, str_)    Object_getClass(obj_)->display((Object*)(obj_), str_)
 #define Object_compare(obj_, other_)  Object_getClass(obj_)->compare((const void*)(obj_), other_)
 
-#define Class(class_)                 ((ObjectClass*)(&(class_ ## _class)))
+#define Class(class_)                 ((const ObjectClass*)(&(class_ ## _class)))
 
 #define AllocThis(class_) (class_*) xMalloc(sizeof(class_)); Object_setClass(this, Class(class_));
 
 typedef struct ObjectClass_ {
-   const void* extends;
+   const void* const extends;
    const Object_Display display;
    const Object_Delete delete;
    const Object_Compare compare;
 } ObjectClass;
 
 struct Object_ {
-   ObjectClass* klass;
+   const ObjectClass* klass;
 };
 
 typedef union {
@@ -46,7 +46,7 @@ typedef union {
    void* v;
 } Arg;
 
-extern ObjectClass Object_class;
+extern const ObjectClass Object_class;
 
 #ifndef NDEBUG