Criterion/include/criterion/internal/preprocess.h

73 lines
2.9 KiB
C

/*
* The MIT License (MIT)
*
* Copyright © 2015 Franklin "Snaipe" Mathieu <http://snai.pe/>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef CRITERION_PREPROCESS_H_
# define CRITERION_PREPROCESS_H_
# define CR_NOOP do {} while(0)
# ifdef __cplusplus
# define CR_NOTHROW throw()
# else
# define CR_NOTHROW
# endif
# define CR_EXPAND(x) x
# define CR_IDENTITY(...) __VA_ARGS__
# define CR_STR(x) CR_EXPAND(CR_STR_(x))
# define CR_STR_(x) #x
# define CR_VA_TAIL(...) CR_EXPAND(CR_VA_TAIL_HELPER(CR_VA_TAIL_SELECT(__VA_ARGS__), __VA_ARGS__))
# define CR_VA_TAIL_HELPER(N, ...) CR_EXPAND(CR_VA_TAIL_HELPER_(N, __VA_ARGS__))
# define CR_VA_TAIL_HELPER_(N, ...) CR_EXPAND(CR_VA_TAIL_HELPER_##N(__VA_ARGS__))
# define CR_VA_TAIL_HELPER_1(Head)
# define CR_VA_TAIL_HELPER_2(Head, ...) __VA_ARGS__
# define CR_VA_HEAD(...) CR_EXPAND(CR_VA_HEAD_HELPER(CR_VA_TAIL_SELECT(__VA_ARGS__), __VA_ARGS__))
# define CR_VA_HEAD_HELPER(N, ...) CR_EXPAND(CR_VA_HEAD_HELPER_(N, __VA_ARGS__))
# define CR_VA_HEAD_HELPER_(N, ...) CR_EXPAND(CR_VA_HEAD_HELPER_##N(__VA_ARGS__))
# define CR_VA_HEAD_HELPER_1(Head) Head
# define CR_VA_HEAD_HELPER_2(Head, ...) Head
# define CR_VA_TAIL_SELECT(...) CR_EXPAND(CR_VA_TAIL_SELECT64(__VA_ARGS__, \
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, \
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, \
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, \
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, \
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, \
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, \
2, 2, 1, _))
# define CR_VA_TAIL_SELECT64( \
_01, _02, _03, _04, _05, _06, _07, _08, _09, _10, \
_11, _12, _13, _14, _15, _16, _17, _18, _19, _20, \
_21, _22, _23, _24, _25, _26, _27, _28, _29, _30, \
_31, _32, _33, _34, _35, _36, _37, _38, _39, _40, \
_41, _42, _43, _44, _45, _46, _47, _48, _49, _50, \
_51, _52, _53, _54, _55, _56, _57, _58, _59, _60, \
_61, _62, _63, X, ...) X
#endif /* !CRITERION_PREPROCESS_H_ */