| #ifndef BOOST_MPL_AUX_PREPROCESSOR_IS_SEQ_HPP_INCLUDED | |
| #define BOOST_MPL_AUX_PREPROCESSOR_IS_SEQ_HPP_INCLUDED | |
| // Copyright Paul Mensonides 2003 | |
| // Copyright Aleksey Gurtovoy 2003-2004 | |
| // | |
| // 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/libs/mpl for documentation. | |
| // $Id: is_seq.hpp 49267 2008-10-11 06:19:02Z agurtovoy $ | |
| // $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $ | |
| // $Revision: 49267 $ | |
| #include <boost/preprocessor/seq/size.hpp> | |
| #include <boost/preprocessor/arithmetic/dec.hpp> | |
| #include <boost/preprocessor/punctuation/paren.hpp> | |
| #include <boost/preprocessor/cat.hpp> | |
| #include <boost/preprocessor/config/config.hpp> | |
| // returns 1 if 'seq' is a PP-sequence, 0 otherwise: | |
| // | |
| // BOOST_PP_ASSERT( BOOST_PP_NOT( BOOST_MPL_PP_IS_SEQ( int ) ) ) | |
| // BOOST_PP_ASSERT( BOOST_MPL_PP_IS_SEQ( (int) ) ) | |
| // BOOST_PP_ASSERT( BOOST_MPL_PP_IS_SEQ( (1)(2) ) ) | |
| #if (BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_BCC()) || defined(_MSC_VER) && defined(__INTEL_COMPILER) && __INTEL_COMPILER == 1010 | |
| # define BOOST_MPL_PP_IS_SEQ(seq) BOOST_PP_DEC( BOOST_PP_SEQ_SIZE( BOOST_MPL_PP_IS_SEQ_(seq) ) ) | |
| # define BOOST_MPL_PP_IS_SEQ_(seq) BOOST_MPL_PP_IS_SEQ_SEQ_( BOOST_MPL_PP_IS_SEQ_SPLIT_ seq ) | |
| # define BOOST_MPL_PP_IS_SEQ_SEQ_(x) (x) | |
| # define BOOST_MPL_PP_IS_SEQ_SPLIT_(unused) unused)((unused) | |
| #else | |
| # if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MWCC() | |
| # define BOOST_MPL_PP_IS_SEQ(seq) BOOST_MPL_PP_IS_SEQ_MWCC_((seq)) | |
| # define BOOST_MPL_PP_IS_SEQ_MWCC_(args) BOOST_MPL_PP_IS_SEQ_ ## args | |
| # else | |
| # define BOOST_MPL_PP_IS_SEQ(seq) BOOST_MPL_PP_IS_SEQ_(seq) | |
| # endif | |
| # define BOOST_MPL_PP_IS_SEQ_(seq) BOOST_PP_CAT(BOOST_MPL_PP_IS_SEQ_, BOOST_MPL_PP_IS_SEQ_0 seq BOOST_PP_RPAREN()) | |
| # define BOOST_MPL_PP_IS_SEQ_0(x) BOOST_MPL_PP_IS_SEQ_1(x | |
| # define BOOST_MPL_PP_IS_SEQ_ALWAYS_0(unused) 0 | |
| # define BOOST_MPL_PP_IS_SEQ_BOOST_MPL_PP_IS_SEQ_0 BOOST_MPL_PP_IS_SEQ_ALWAYS_0( | |
| # define BOOST_MPL_PP_IS_SEQ_BOOST_MPL_PP_IS_SEQ_1(unused) 1 | |
| #endif | |
| #endif // BOOST_MPL_AUX_PREPROCESSOR_IS_SEQ_HPP_INCLUDED |