preprocessor/debug/line.hpp

0001 # /* **************************************************************************
0002 #  *                                                                          *
0003 #  *     (C) Copyright Paul Mensonides 2002.
0004 #  *     Distributed under the Boost Software License, Version 1.0. (See
0005 #  *     accompanying file LICENSE_1_0.txt or copy at
0006 #  *     http://www.boost.org/LICENSE_1_0.txt)
0007 #  *                                                                          *
0008 #  ************************************************************************** */
0009 #
0010 # /* See http://www.boost.org for most recent version. */
0011 #
0012 # ifndef BOOST_PREPROCESSOR_DEBUG_LINE_HPP
0013 # define BOOST_PREPROCESSOR_DEBUG_LINE_HPP
0014 #
0015 # include <boost/preprocessor/cat.hpp>
0016 # include <boost/preprocessor/config/config.hpp>
0017 # include <boost/preprocessor/iteration/iterate.hpp>
0018 # include <boost/preprocessor/stringize.hpp>
0019 #
0020 # /* BOOST_PP_LINE */
0021 #
0022 # if BOOST_PP_CONFIG_EXTENDED_LINE_INFO
0023 #    define BOOST_PP_LINE(line, file) line BOOST_PP_CAT(BOOST_PP_LINE_, BOOST_PP_IS_ITERATING)(file)
0024 #    define BOOST_PP_LINE_BOOST_PP_IS_ITERATING(file) #file
0025 #    define BOOST_PP_LINE_1(file) BOOST_PP_STRINGIZE(file BOOST_PP_CAT(BOOST_PP_LINE_I_, BOOST_PP_ITERATION_DEPTH())())
0026 #    define BOOST_PP_LINE_I_1() [BOOST_PP_FRAME_ITERATION(1)]
0027 #    define BOOST_PP_LINE_I_2() BOOST_PP_LINE_I_1()[BOOST_PP_FRAME_ITERATION(2)]
0028 #    define BOOST_PP_LINE_I_3() BOOST_PP_LINE_I_2()[BOOST_PP_FRAME_ITERATION(3)]
0029 #    define BOOST_PP_LINE_I_4() BOOST_PP_LINE_I_3()[BOOST_PP_FRAME_ITERATION(4)]
0030 #    define BOOST_PP_LINE_I_5() BOOST_PP_LINE_I_4()[BOOST_PP_FRAME_ITERATION(5)]
0031 # else
0032 #    define BOOST_PP_LINE(line, file) line __FILE__
0033 # endif
0034 #
0035 # endif