#ifndef OG_MACROS_H_
#define OG_MACROS_H_

#define OG_M_ARG_COUNT__(                          \
_1,  _2,  _3,  _4,  _5,  _6,  _7,  _8,  _9,  _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,   N, ...)                           \
N

#define OG_M_ARG_COUNT(...) OG_M_ARG_COUNT__(__VA_ARGS__ \
, 63, 62, 61, 60,   \
59, 58, 57, 56, 55, 54, 53, 52, 51, 50,  \
49, 48, 47, 46, 45, 44, 43, 42, 41, 40,  \
39, 38, 37, 36, 35, 34, 33, 32, 31, 30,  \
29, 28, 27, 26, 25, 24, 23, 22, 21, 20,  \
19, 18, 17, 16, 15, 14, 13, 12, 11, 10,  \
 9,  8,  7,  6,  5,  4,  3,  2,  1,  0)

#define OG_M_CONCAT__(a, b) a##b
#define OG_M_CONCAT(a, b) OG_M_CONCAT__(a, b)

#endif