artis/src/artis/kernel/Macro.hpp

/**
 * @file artis/kernel/Macro.hpp
 * @author See the AUTHORS file
 */

/*
 * Copyright (C) 2012-2019 ULCO http://www.univ-littoral.fr
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef __ARTIS_KERNEL_MACRO_HPP
#define __ARTIS_KERNEL_MACRO_HPP

#define DOUBLEESCAPE(a) #a
#define ESCAPEQUOTE(a) DOUBLEESCAPE(a)

#define ITEM(index, var) { index,                                       \
                std::string(ESCAPEQUOTE(index)),                        \
                var }
#define UNWRAP_ITEM(...) ITEM __VA_ARGS__
#define LIST_16(L1, L2, L3, L4, L5, L6, L7, L8, L9, L10, L11, L12, L13, L14, L15, L16) { UNWRAP_ITEM(L1), UNWRAP_ITEM(L2), UNWRAP_ITEM(L3), UNWRAP_ITEM(L4), UNWRAP_ITEM(L5), UNWRAP_ITEM(L6), UNWRAP_ITEM(L7), UNWRAP_ITEM(L8), UNWRAP_ITEM(L9), UNWRAP_ITEM(L10), UNWRAP_ITEM(L11), UNWRAP_ITEM(L12), UNWRAP_ITEM(L13), UNWRAP_ITEM(L14), UNWRAP_ITEM(L15), UNWRAP_ITEM(L16) }
#define LIST_15(L1, L2, L3, L4, L5, L6, L7, L8, L9, L10, L11, L12, L13, L14, L15) { UNWRAP_ITEM(L1), UNWRAP_ITEM(L2), UNWRAP_ITEM(L3), UNWRAP_ITEM(L4), UNWRAP_ITEM(L5), UNWRAP_ITEM(L6), UNWRAP_ITEM(L7), UNWRAP_ITEM(L8), UNWRAP_ITEM(L9), UNWRAP_ITEM(L10), UNWRAP_ITEM(L11), UNWRAP_ITEM(L12), UNWRAP_ITEM(L13), UNWRAP_ITEM(L14), UNWRAP_ITEM(L15) }
#define LIST_14(L1, L2, L3, L4, L5, L6, L7, L8, L9, L10, L11, L12, L13, L14) { UNWRAP_ITEM(L1), UNWRAP_ITEM(L2), UNWRAP_ITEM(L3), UNWRAP_ITEM(L4), UNWRAP_ITEM(L5), UNWRAP_ITEM(L6), UNWRAP_ITEM(L7), UNWRAP_ITEM(L8), UNWRAP_ITEM(L9), UNWRAP_ITEM(L10), UNWRAP_ITEM(L11), UNWRAP_ITEM(L12), UNWRAP_ITEM(L13), UNWRAP_ITEM(L14) }
#define LIST_13(L1, L2, L3, L4, L5, L6, L7, L8, L9, L10, L11, L12, L13) { UNWRAP_ITEM(L1), UNWRAP_ITEM(L2), UNWRAP_ITEM(L3), UNWRAP_ITEM(L4), UNWRAP_ITEM(L5), UNWRAP_ITEM(L6), UNWRAP_ITEM(L7), UNWRAP_ITEM(L8), UNWRAP_ITEM(L9), UNWRAP_ITEM(L10), UNWRAP_ITEM(L11), UNWRAP_ITEM(L12), UNWRAP_ITEM(L13) }
#define LIST_12(L1, L2, L3, L4, L5, L6, L7, L8, L9, L10, L11, L12) { UNWRAP_ITEM(L1), UNWRAP_ITEM(L2), UNWRAP_ITEM(L3), UNWRAP_ITEM(L4), UNWRAP_ITEM(L5), UNWRAP_ITEM(L6), UNWRAP_ITEM(L7), UNWRAP_ITEM(L8), UNWRAP_ITEM(L9), UNWRAP_ITEM(L10), UNWRAP_ITEM(L11), UNWRAP_ITEM(L12) }
#define LIST_11(L1, L2, L3, L4, L5, L6, L7, L8, L9, L10, L11) { UNWRAP_ITEM(L1), UNWRAP_ITEM(L2), UNWRAP_ITEM(L3), UNWRAP_ITEM(L4), UNWRAP_ITEM(L5), UNWRAP_ITEM(L6), UNWRAP_ITEM(L7), UNWRAP_ITEM(L8), UNWRAP_ITEM(L9), UNWRAP_ITEM(L10), UNWRAP_ITEM(L11) }
#define LIST_10(L1, L2, L3, L4, L5, L6, L7, L8, L9, L10) { UNWRAP_ITEM(L1), UNWRAP_ITEM(L2), UNWRAP_ITEM(L3), UNWRAP_ITEM(L4), UNWRAP_ITEM(L5), UNWRAP_ITEM(L6), UNWRAP_ITEM(L7), UNWRAP_ITEM(L8), UNWRAP_ITEM(L9), UNWRAP_ITEM(L10) }
#define LIST_9(L1, L2, L3, L4, L5, L6, L7, L8, L9) { UNWRAP_ITEM(L1), UNWRAP_ITEM(L2), UNWRAP_ITEM(L3), UNWRAP_ITEM(L4), UNWRAP_ITEM(L5), UNWRAP_ITEM(L6), UNWRAP_ITEM(L7), UNWRAP_ITEM(L8), UNWRAP_ITEM(L9) }
#define LIST_8(L1, L2, L3, L4, L5, L6, L7, L8) { UNWRAP_ITEM(L1), UNWRAP_ITEM(L2), UNWRAP_ITEM(L3), UNWRAP_ITEM(L4), UNWRAP_ITEM(L5), UNWRAP_ITEM(L6), UNWRAP_ITEM(L7), UNWRAP_ITEM(L8) }
#define LIST_7(L1, L2, L3, L4, L5, L6, L7) { UNWRAP_ITEM(L1), UNWRAP_ITEM(L2), UNWRAP_ITEM(L3), UNWRAP_ITEM(L4), UNWRAP_ITEM(L5), UNWRAP_ITEM(L6), UNWRAP_ITEM(L7) }
#define LIST_6(L1, L2, L3, L4, L5, L6) { UNWRAP_ITEM(L1), UNWRAP_ITEM(L2), UNWRAP_ITEM(L3), UNWRAP_ITEM(L4), UNWRAP_ITEM(L5), UNWRAP_ITEM(L6) }
#define LIST_5(L1, L2, L3, L4, L5) { UNWRAP_ITEM(L1), UNWRAP_ITEM(L2), UNWRAP_ITEM(L3), UNWRAP_ITEM(L4), UNWRAP_ITEM(L5) }
#define LIST_4(L1, L2, L3, L4) { UNWRAP_ITEM(L1), UNWRAP_ITEM(L2), UNWRAP_ITEM(L3), UNWRAP_ITEM(L4) }
#define LIST_3(L1, L2, L3) { UNWRAP_ITEM(L1), UNWRAP_ITEM(L2), UNWRAP_ITEM(L3) }
#define LIST_2(L1, L2) { UNWRAP_ITEM(L1), UNWRAP_ITEM(L2) }
#define LIST_1(L1) { UNWRAP_ITEM(L1) }
//#define GET_MACRO(_1, _2, _3, _4, _5, _6, _7, _8, _9, _10, _11, _12, _13, _14, _15, _16, NAME, ...) NAME
//#define UNWRAP2(...) GET_MACRO(__VA_ARGS__, LIST_16, LIST_15, LIST_14, LIST_13, LIST_12, LIST_11, LIST_10, LIST_9, LIST_8, LIST_7, LIST_6, LIST_5, LIST_4, LIST_3, LIST_2, LIST_1)(__VA_ARGS__)

//MVSC compatibility
#define EXPAND(X) X
#define PP_NARG(...) EXPAND( PP_NARG_(__VA_ARGS__, PP_RSEQ_N()) )
#define PP_NARG_(...) EXPAND( PP_ARG_N(__VA_ARGS__) )
#define PP_ARG_N(_1, _2, _3, _4, _5, _6, _7, _8, _9, _10_, _11, _12, _13, _14, _15, _16, N, ...) N
#define PP_RSEQ_N() 16,15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0
#define LIST_(N) LIST_##N
#define LIST_EVAL(N) LIST_(N)
#define UNWRAP2(...) EXPAND( LIST_EVAL(EXPAND( PP_NARG(__VA_ARGS__) ))(__VA_ARGS__) )

#endif