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- // (C) Copyright Edward Diener 2011-2015
- // Use, modification and distribution are subject to 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).
- #if !defined(BOOST_VMD_IS_LIST_HPP)
- #define BOOST_VMD_IS_LIST_HPP
- #include <boost/vmd/detail/setup.hpp>
- #if BOOST_PP_VARIADICS
- #include <boost/vmd/detail/is_list.hpp>
- /*
- The succeeding comments in this file are in doxygen format.
- */
- /** \file
- */
- /** \def BOOST_VMD_IS_LIST(sequence)
- \brief Determines if a sequence is a Boost pplib list.
- The macro checks that the sequence is a pplib list.
- It returns 1 if it is a list, else if returns 0.
-
- sequence = input as a possible Boost PP list.
-
- returns = 1 if it a list, else returns 0.
-
- The macro will generate a preprocessing error if the input
- is in the form of a list but its end-of-list marker, instead
- of being an identifier, is a preprocessor token which VMD cannot parse,
- as in the example '(anything,&BOOST_PP_NIL)' which is a valid tuple but
- an invalid list.
-
- */
- #define BOOST_VMD_IS_LIST(sequence) \
- BOOST_VMD_DETAIL_IS_LIST(sequence) \
- /**/
- /** \def BOOST_VMD_IS_LIST_D(d,sequence)
- \brief Determines if a sequence is a Boost pplib list. Re-entrant version.
- The macro checks that the sequence is a pplib list.
- It returns 1 if it is a list, else if returns 0.
-
- d = The next available BOOST_PP_WHILE iteration. <br/>
- sequence = input as a possible Boost PP list.
-
- returns = 1 if it a list, else returns 0.
-
- The macro will generate a preprocessing error if the input
- is in the form of a list but its end-of-list marker, instead
- of being an identifier, is a preprocessor token which VMD cannot parse,
- as in the example '(anything,&BOOST_PP_NIL)' which is a valid tuple but
- an invalid list.
-
- */
- #define BOOST_VMD_IS_LIST_D(d,sequence) \
- BOOST_VMD_DETAIL_IS_LIST_D(d,sequence) \
- /**/
- #endif /* BOOST_PP_VARIADICS */
- #endif /* BOOST_VMD_IS_LIST_HPP */
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