//
//  NSObject+KVC_Compatibility.m
//  MulleScion
//
//  Created by Nat! on 07.11.13.
//  Copyright (c) 2013 Mulle kybernetiK. All rights reserved.
//
//  Redistribution and use in source and binary forms, with or without
//  modification, are permitted provided that the following conditions are met:
//
//  Redistributions of source code must retain the above copyright notice, this
//  list of conditions and the following disclaimer.
//
//  Redistributions in binary form must reproduce the above copyright notice,
//  this list of conditions and the following disclaimer in the documentation
//  and/or other materials provided with the distribution.
//
//  Neither the name of Mulle kybernetiK nor the names of its contributors
//  may be used to endorse or promote products derived from this software
//  without specific prior written permission.
//
//  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
//  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
//  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
//  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
//  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
//  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
//  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
//  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
//  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
//  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
//  POSSIBILITY OF SUCH DAMAGE.
//

#import "NSObject+KVC_Compatibility.h"

#ifndef __MULLE_OBJC__
# import <objc/runtime.h>


@implementation NSObject( KVC_Compatibility)

+ (void) load
{
   IMP   setValueForKeyPath;
   
   if( ! [self instancesRespondToSelector:@selector( setValue:forKeyPath:)])
      return;
   
   setValueForKeyPath = [self instanceMethodForSelector:@selector( setValue:forKeyPath:)];
   
   if( ! [self instancesRespondToSelector:@selector( takeValue:forKeyPath:)])
   {
      class_addMethod( self, @selector( takeValue:forKeyPath:), setValueForKeyPath, "v@:@@");
      return;
   }
   
   // just over write takeValue:forKeyPath: with setValue:forKeyPath:
   class_replaceMethod( self, @selector( takeValue:forKeyPath:), setValueForKeyPath,"v@:@@");
}

@end

#endif