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boost_preprocessor/include/boost/preprocessor/if_then.hpp

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2002-03-08 07:30:26 +00:00
#ifndef BOOST_PREPROCESSOR_IF_THEN_HPP
#define BOOST_PREPROCESSOR_IF_THEN_HPP
/* Copyright (C) 2002
* Housemarque Oy
* http://www.housemarque.com
*
* Permission to copy, use, modify, sell and distribute this software is
* granted provided this copyright notice appears in all copies. This
* software is provided "as is" without express or implied warranty, and
* with no claim as to its suitability for any purpose.
*
* See http://www.boost.org for most recent version.
*/
#include <boost/preprocessor/empty.hpp>
#include <boost/preprocessor/if.hpp>
/** <p>Expands to <code>T</code> if <code>C != 0</code> and to nothing if <code>C == 0</code>.</p>
*/
#define BOOST_PP_IF_THEN(C,T) BOOST_PP_IF(C,T BOOST_PP_EMPTY,BOOST_PP_EMPTY)()
#endif