# /* **************************************************************************

 #  *                                                                          *

 #  *     (C) Copyright Paul Mensonides 2002.

 #  *     Distributed under the Boost Software License, Version 1.0. (See

 #  *     accompanying file LICENSE_1_0.txt or copy at

 #  *     http://www.boost.org/LICENSE_1_0.txt)

 #  *                                                                          *

 #  ************************************************************************** */

 #

 # /* See http://www.boost.org for most recent version. */

 #

 # ifndef BOOST_PREPROCESSOR_PUNCTUATION_PAREN_IF_HPP

 # define BOOST_PREPROCESSOR_PUNCTUATION_PAREN_IF_HPP

 #

 # include <boost/preprocessor/config/config.hpp>

 # include <boost/preprocessor/control/if.hpp>

 # include <boost/preprocessor/facilities/empty.hpp>

 # include <boost/preprocessor/punctuation/paren.hpp>

 #

 # /* BOOST_PP_LPAREN_IF */

 #

 # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()

 #    define BOOST_PP_LPAREN_IF(cond) BOOST_PP_IF(cond, BOOST_PP_LPAREN, BOOST_PP_EMPTY)()

 # else

 #    define BOOST_PP_LPAREN_IF(cond) BOOST_PP_LPAREN_IF_I(cond)

 #    define BOOST_PP_LPAREN_IF_I(cond) BOOST_PP_IF(cond, BOOST_PP_LPAREN, BOOST_PP_EMPTY)()

 # endif

 #

 # /* BOOST_PP_RPAREN_IF */

 #

 # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()

 #    define BOOST_PP_RPAREN_IF(cond) BOOST_PP_IF(cond, BOOST_PP_RPAREN, BOOST_PP_EMPTY)()

 # else

 #    define BOOST_PP_RPAREN_IF(cond) BOOST_PP_RPAREN_IF_I(cond)

 #    define BOOST_PP_RPAREN_IF_I(cond) BOOST_PP_IF(cond, BOOST_PP_RPAREN, BOOST_PP_EMPTY)()

 # endif

 #

 # endif