libpsynth: /home/raskolnikov/dev/psynth/trunk/src/psynth/base/preprocessor.hpp Source File

libpsynth 0.2.1
00001 
00011 /*
00012  *  Copyright (C) 2011 Juan Pedro Bolívar Puente
00013  *
00014  *  This file is part of Psychosynth.
00015  *   
00016  *  Psychosynth is free software: you can redistribute it and/or modify
00017  *  it under the terms of the GNU General Public License as published by
00018  *  the Free Software Foundation, either version 3 of the License, or
00019  *  (at your option) any later version.
00020  *
00021  *  Psychosynth is distributed in the hope that it will be useful,
00022  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00023  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00024  *  GNU General Public License for more details.
00025  *
00026  *  You should have received a copy of the GNU General Public License
00027  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
00028  *
00029  */
00030 
00031 #ifndef PSYNTH_BASE_PREPROCESSOR_H_
00032 #define PSYNTH_BASE_PREPROCESSOR_H_
00033 
00034 #include <boost/preprocessor/tuple/to_list.hpp>
00035 #include <boost/preprocessor/tuple/to_seq.hpp>
00036 
00042 #define PSYNTH_PP_NARG(...) \
00043         PSYNTH_PP_NARG_(__VA_ARGS__, PSYNTH_PP_RSEQ_N()) 
00044 #define PSYNTH_PP_NARG_(...) \
00045         PSYNTH_PP_ARG_N(__VA_ARGS__) 
00046 #define PSYNTH_PP_ARG_N( \
00047          _1, _2, _3, _4, _5, _6, _7, _8, _9,_10, \
00048          _11,_12,_13,_14,_15,_16,_17,_18,_19,_20, \
00049          _21,_22,_23,_24,_25,_26,_27,_28,_29,_30, \
00050          _31,_32,_33,_34,_35,_36,_37,_38,_39,_40, \
00051          _41,_42,_43,_44,_45,_46,_47,_48,_49,_50, \
00052          _51,_52,_53,_54,_55,_56,_57,_58,_59,_60, \
00053          _61,_62,_63,N,...) N 
00054 #define PSYNTH_PP_RSEQ_N() \
00055          63,62,61,60,                   \
00056          59,58,57,56,55,54,53,52,51,50, \
00057          49,48,47,46,45,44,43,42,41,40, \
00058          39,38,37,36,35,34,33,32,31,30, \
00059          29,28,27,26,25,24,23,22,21,20, \
00060          19,18,17,16,15,14,13,12,11,10, \
00061          9,8,7,6,5,4,3,2,1,0
00062 
00063 #define PSYNTH_VARG_TO_LIST(...) \
00064 BOOST_PP_TUPLE_TO_LIST(PSYNTH_PP_NARG(__VA_ARGS__), (__VA_ARGS__))
00065 
00066 #define PSYNTH_VARG_TO_SEQ(...) \
00067 BOOST_PP_TUPLE_TO_SEQ(PSYNTH_PP_NARG(__VA_ARGS__), (__VA_ARGS__))
00068 
00069 #endif /* PSYNTH_BASE__PREPROCESSOR_H_ */