boost/boost/preprocessor/debug/line.hpp

   1 # /* **************************************************************************
   2 #  *                                                                          *
   3 #  *     (C) Copyright Paul Mensonides 2002.
   4 #  *     Distributed under the Boost Software License, Version 1.0. (See
   5 #  *     accompanying file LICENSE_1_0.txt or copy at
   6 #  *     http://www.boost.org/LICENSE_1_0.txt)
   7 #  *                                                                          *
   8 #  ************************************************************************** */
   9 #
  10 # /* See http://www.boost.org for most recent version. */
  11 #
  12 # ifndef BOOST_PREPROCESSOR_DEBUG_LINE_HPP
  13 # define BOOST_PREPROCESSOR_DEBUG_LINE_HPP
  14 #
  15 # include <boost/preprocessor/cat.hpp>
  16 # include <boost/preprocessor/config/config.hpp>
  17 # include <boost/preprocessor/iteration/iterate.hpp>
  18 # include <boost/preprocessor/stringize.hpp>
  19 #
  20 # /* BOOST_PP_LINE */
  21 #
  22 # if BOOST_PP_CONFIG_EXTENDED_LINE_INFO
  23 #    define BOOST_PP_LINE(line, file) line BOOST_PP_CAT(BOOST_PP_LINE_, BOOST_PP_IS_ITERATING)(file)
  24 #    define BOOST_PP_LINE_BOOST_PP_IS_ITERATING(file) #file
  25 #    define BOOST_PP_LINE_1(file) BOOST_PP_STRINGIZE(file BOOST_PP_CAT(BOOST_PP_LINE_I_, BOOST_PP_ITERATION_DEPTH())())
  26 #    define BOOST_PP_LINE_I_1() [BOOST_PP_FRAME_ITERATION(1)]
  27 #    define BOOST_PP_LINE_I_2() BOOST_PP_LINE_I_1()[BOOST_PP_FRAME_ITERATION(2)]
  28 #    define BOOST_PP_LINE_I_3() BOOST_PP_LINE_I_2()[BOOST_PP_FRAME_ITERATION(3)]
  29 #    define BOOST_PP_LINE_I_4() BOOST_PP_LINE_I_3()[BOOST_PP_FRAME_ITERATION(4)]
  30 #    define BOOST_PP_LINE_I_5() BOOST_PP_LINE_I_4()[BOOST_PP_FRAME_ITERATION(5)]
  31 # else
  32 #    define BOOST_PP_LINE(line, file) line __FILE__
  33 # endif
  34 #
  35 # endif