/* Implementation of extension methods to base additions Copyright (C) 2010 Free Software Foundation, Inc. Written by: Richard Frith-Macdonald This file is part of the GNUstep Base Library. This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This library 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 Library General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111 USA. */ #import @implementation NSObject (MemoryFootprint) + (NSUInteger) sizeInBytesExcluding: (NSHashTable*)exclude { return 0; } - (NSUInteger) sizeInBytesExcluding: (NSHashTable*)exclude { if (0 == NSHashGet(exclude, self)) { NSHashInsert(exclude, self); return class_getInstanceSize(object_getClass(self)); } return 0; } @end