diff options
Diffstat (limited to 'include/libssh/priv.h')
| -rw-r--r-- | include/libssh/priv.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/include/libssh/priv.h b/include/libssh/priv.h index 0e3bab5b..4adcf898 100644 --- a/include/libssh/priv.h +++ b/include/libssh/priv.h @@ -301,5 +301,29 @@ int match_hostname(const char *host, const char *pattern, unsigned int len); */ #define discard_const_p(type, ptr) ((type *)discard_const(ptr)) +/** + * Get the argument cound of variadic arguments + */ +#define __VA_NARG__(...) \ + (__VA_NARG_(_0, ## __VA_ARGS__, __RSEQ_N()) - 1) +#define __VA_NARG_(...) \ + __VA_ARG_N(__VA_ARGS__) +#define __VA_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 +#define __RSEQ_N() \ + 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 + #endif /* _LIBSSH_PRIV_H */ /* vim: set ts=4 sw=4 et cindent: */ |