/*

  * Copyright (C) 2004-2012 David Anderson

  *

  * This file is part of SourcePawn.

  *

  * SourcePawn is free software: you can redistribute it and/or modify it under

  * the terms of the GNU General Public License as published by the Free

  * Software Foundation, either version 3 of the License, or (at your option)

  * any later version.

  * 

  * SourcePawn is distributed in the hope that it will be useful, but WITHOUT ANY

  * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS

  * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

  *

  * You should have received a copy of the GNU General Public License along with

  * SourcePawn. If not, see http://www.gnu.org/licenses/.

  */

 #ifndef _include_ke_global_roots_h_

 #define _include_ke_global_roots_h_

 #include "Utility.h"

 #include "Handles.h"

 #include "InlineList.h"

 #include "VirtualObjectVisitor.h"

 namespace ke {

 class Zone;

 class Object;

 class HeapRoot : public InlineListNode<HeapRoot>

 {

   public:

     Object *obj;

     intptr_t refcount;

 };

 class GlobalRoots

 {

     Zone *zone_;

   public:

     GlobalRoots(Zone *zone);

     ~GlobalRoots();

     bool initialize();

     // The caller must immediately incref this.

     HeapRoot *create(Handle<Object> ptr);

     void incref(HeapRoot *root);

     void decref(HeapRoot *root);

     void accept(VirtualObjectVisitor *visitor);

   private:

     InlineList<HeapRoot> roots_;

 };

 }

 #endif // _include_ke_global_roots_h_