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#include <stdio.h>
#include <stdlib.h>
#define SPLICE(a,b) SPLICE_1(a,b)
#define SPLICE_1(a,b) SPLICE_2(a,b)
#define SPLICE_2(a,b) a##b
#define PP_ARG_N( \
_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
/* Note 63 is removed */
#define PP_RSEQ_N() \
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 PP_NARG_(...) PP_ARG_N(__VA_ARGS__)
/* Note dummy first argument _ and ##__VA_ARGS__ instead of __VA_ARGS__ */
#define PP_NARG(...) PP_NARG_(_, ##__VA_ARGS__, PP_RSEQ_N())
#define PRINT_1(a1) \
printf(a1);
#define PRINT_2(a1, b1) \
printf(a1, b1);
#define PRINT_3(a1, b1, a2) \
PRINT_2(a1, b1); PRINT_1(a2)
#define PRINT_4(a1, b1, a2, b2) \
PRINT_2(a1, b1); PRINT_2(a2, b2);
#define PRINT_5(a1, b1, a2, b2, a3) \
PRINT_4(a1, b1, a2, b2); PRINT_1(a3);
#define PRINT_6(a1, b1, a2, b2, a3, b3) \
PRINT_4(a1, b1, a2, b2); PRINT_2(a3, b3)
#define PRINT_7(a1, b1, a2, b2, a3, b3, a4) \
PRINT_6(a1, b1, a2, b2, a3, b3); PRINT_1(a4)
#define PRINT_8(a1, b1, a2, b2, a3, b3, a4, b4) \
PRINT_6(a1, b1, a2, b2, a3, b3); PRINT_2(a4, b4);
//..... дальше лень ...
#define PRINTS_(N, ...) \
SPLICE(PRINT_, N)(__VA_ARGS__)
#define PRINTS(...) \
PRINTS_(PP_NARG(__VA_ARGS__), __VA_ARGS__)
int main(void)
{
PRINTS("10 = %d", 10, "; 3 + 3 = %d", 3+3, "\n" );
return EXIT_SUCCESS;
}
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