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glib-aux: extend NM_NARG() macro for more arguments

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Thomas Haller 2021-06-04 16:50:32 +02:00
parent 89a10ddf89
commit bea061affc
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1 changed files with 63 additions and 266 deletions
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329
src/libnm-glib-aux/nm-macros-internal.h
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@ -163,275 +163,72 @@ _nm_auto_freev(gpointer ptr)
/*****************************************************************************/
#define _NM_MACRO_SELECT_ARG_64(_1, \
_2, \
_3, \
_4, \
_5, \
_6, \
_7, \
_8, \
_9, \
_10, \
_11, \
_12, \
_13, \
_14, \
_15, \
_16, \
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_18, \
_19, \
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_30, \
_31, \
_32, \
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_60, \
_61, \
_62, \
_63, \
N, \
...) \
/* clang-format off */
#define _NM_MACRO_SELECT_ARG_120(_empty, \
_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, _64, _65, _66, _67, _68, _69, _70, \
_71, _72, _73, _74, _75, _76, _77, _78, _79, _80, \
_81, _82, _83, _84, _85, _86, _87, _88, _89, _90, \
_91, _92, _93, _94, _95, _96, _97, _98, _99, _100, \
_101, _102, _103, _104, _105, _106, _107, _108, _109, _110, \
_111, _112, _113, _114, _115, _116, _117, _118, _119, _120, \
N, \
...) \
N
/* http://stackoverflow.com/a/2124385/354393
* https://stackoverflow.com/questions/11317474/macro-to-count-number-of-arguments
*/
#define NM_NARG(...) \
_NM_MACRO_SELECT_ARG_120(, ##__VA_ARGS__, \
120, \
119, 118, 117, 116, 115, 114, 113, 112, 111, 110, \
109, 108, 107, 106, 105, 104, 103, 102, 101, 100, \
99, 98, 97, 96, 95, 94, 93, 92, 91, 90, \
89, 88, 87, 86, 85, 84, 83, 82, 81, 80, \
79, 78, 77, 76, 75, 74, 73, 72, 71, 70, \
69, 68, 67, 66, 65, 64, 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 NM_NARG_MAX1(...) \
_NM_MACRO_SELECT_ARG_120(, ##__VA_ARGS__, \
1, \
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, /* 110 */ \
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, /* 100 */ \
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, /* 90 */ \
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, /* 80 */ \
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, /* 70 */ \
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, /* 60 */ \
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, /* 50 */ \
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, /* 40 */ \
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, /* 30 */ \
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, /* 20 */ \
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, /* 10 */ \
1, 1, 1, 1, 1, 1, 1, 1, 1, 0)
#define NM_NARG_MAX2(...) \
_NM_MACRO_SELECT_ARG_120(, ##__VA_ARGS__, \
2, \
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, /* 110 */ \
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, /* 100 */ \
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, /* 90 */ \
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, /* 80 */ \
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, /* 70 */ \
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, /* 60 */ \
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, /* 50 */ \
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, /* 40 */ \
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, /* 30 */ \
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, /* 20 */ \
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, /* 10 */ \
2, 2, 2, 2, 2, 2, 2, 2, 1, 0)
/* clang-format on */
#define NM_NARG(...) \
_NM_MACRO_SELECT_ARG_64(, \
##__VA_ARGS__, \
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, \
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35, \
34, \
33, \
32, \
31, \
30, \
29, \
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27, \
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20, \
19, \
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11, \
10, \
9, \
8, \
7, \
6, \
5, \
4, \
3, \
2, \
1, \
0)
#define NM_NARG_MAX1(...) \
_NM_MACRO_SELECT_ARG_64(, \
##__VA_ARGS__, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
1, \
0)
#define NM_NARG_MAX2(...) \
_NM_MACRO_SELECT_ARG_64(, \
##__VA_ARGS__, \
2, \
2, \
2, \
2, \
2, \
2, \
2, \
2, \
2, \
2, \
2, \
2, \
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2, \
2, \
2, \
2, \
2, \
2, \
2, \
2, \
2, \
2, \
2, \
1, \
0)
/*****************************************************************************/
#define _NM_MACRO_CALL(macro, ...) macro(__VA_ARGS__)