2 Copyright (C) 2000-2003 SKYRIX Software AG
4 This file is part of OGo
6 OGo is free software; you can redistribute it and/or modify it under
7 the terms of the GNU Lesser General Public License as published by the
8 Free Software Foundation; either version 2, or (at your option) any
11 OGo is distributed in the hope that it will be useful, but WITHOUT ANY
12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
14 License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with OGo; see the file COPYING. If not, write to the
18 Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
23 #ifndef __ICal_common_H__
24 #define __ICal_common_H__
26 #import <Foundation/Foundation.h>
27 #include <EOControl/EOControl.h>
28 #include <NGExtensions/NGExtensions.h>
30 #define IS_EQUAL(a, b, sel) \
31 _iCalSafeCompareObjects(a, b, @selector(sel))
33 static __inline__ BOOL _iCalSafeCompareObjects(id a, id b, SEL comparator) {
36 BOOL (*compm)(id, SEL, id);
38 if((va == nil && vb != nil) || (va != nil && vb == nil))
42 compm = (BOOL (*)( id, SEL, id))[va methodForSelector:comparator];
43 return compm(va, comparator, vb);
46 #endif /* __ICal_common_H__ */