ObjFW  Check-in [9db4db82ed]

 * This method is not available for all URLs.
 *
 * @note On Windows, this requires at least Windows Vista and administrator
 *	 privileges!
 *
 * @param destination The URL to the item which should symbolically link to the
 *		      source
 * @param source The URL to the item for which a symbolic link should be
 *		 created
 */
- (void)createSymbolicLinkAtURL: (OFURL *)destination
	     withDestinationURL: (OFURL *)source;
@end

@interface OFDictionary (FileAttributes)
/*!
 * The @ref of_file_attribute_key_size key from the dictionary.
 *
 * Raises an @ref OFUndefinedKeyException if the key is missing.

# endif
		@throw [OFSetItemAttributesFailedException
		    exceptionWithPath: path
			   attributes: attributes
		      failedAttribute: of_file_attribute_key_posix_permissions
				errNo: errno];
#else
	@throw [OFNotImplementedException exceptionWithSelector: _cmd
							 object: self];
#endif
}

- (void)of_setOwner: (OFString *)owner
	   andGroup: (OFString *)group
       ofItemAtPath: (OFString *)path
       attributeKey: (of_file_attribute_key_t)attributeKey

	if (chown([path cStringWithEncoding: encoding], uid, gid) != 0)
		@throw [OFSetItemAttributesFailedException
		    exceptionWithPath: path
			   attributes: attributes
		      failedAttribute: attributeKey
				errNo: errno];
#else
	@throw [OFNotImplementedException exceptionWithSelector: _cmd
							 object: self];
#endif
}

- (void)setAttributes: (of_file_attributes_t)attributes
	 ofItemAtPath: (OFString *)path
{
	void *pool;

	void *pool = objc_autoreleasePoolPush();

	[self linkItemAtPath: [source fileSystemRepresentation]
		      toPath: [destination fileSystemRepresentation]];

	objc_autoreleasePoolPop(pool);
#else
	@throw [OFNotImplementedException exceptionWithSelector: _cmd
							 object: self];
#endif
}

#ifdef OF_FILE_MANAGER_SUPPORTS_SYMLINKS
- (void)createSymbolicLinkAtPath: (OFString *)destination
	     withDestinationPath: (OFString *)source
{

# endif

	objc_autoreleasePoolPop(pool);
}
#endif

- (void)createSymbolicLinkAtURL: (OFURL *)destination
	     withDestinationURL: (OFURL *)source
{
#ifdef OF_FILE_MANAGER_SUPPORTS_SYMLINKS
	void *pool = objc_autoreleasePoolPush();

	[self createSymbolicLinkAtPath: [destination fileSystemRepresentation]
		   withDestinationPath: [source fileSystemRepresentation]];

	objc_autoreleasePoolPop(pool);
#else
	@throw [OFNotImplementedException exceptionWithSelector: _cmd
							 object: self];
#endif
}
@end

@implementation OFDictionary (FileAttributes)
- (uintmax_t)fileSize
{