Mercurial > molko
annotate mlk-bcc/arg.h @ 611:f2aff78644db
mlk-bcc: update to 2.2.0
| author | David Demelier <markand@malikania.fr> |
|---|---|
| date | Sun, 20 Aug 2023 10:47:46 +0200 |
| parents | 556c8e2ff995 |
| children |
| rev | line source |
|---|---|
| 414 | 1 /* |
| 2 * Copy me if you can. | |
| 3 * by 20h | |
| 4 */ | |
| 5 | |
| 6 #ifndef ARG_H__ | |
| 7 #define ARG_H__ | |
| 8 | |
| 9 /* use main(int argc, char *argv[]) */ | |
|
611
f2aff78644db
mlk-bcc: update to 2.2.0
David Demelier <markand@malikania.fr>
parents:
435
diff
changeset
|
10 #define ARGBEGIN for (argv++, argc--;\ |
| 414 | 11 argv[0] && argv[0][0] == '-'\ |
| 12 && argv[0][1];\ | |
| 13 argc--, argv++) {\ | |
| 14 char argc_;\ | |
| 15 char **argv_;\ | |
| 16 int brk_;\ | |
| 17 if (argv[0][1] == '-' && argv[0][2] == '\0') {\ | |
| 18 argv++;\ | |
| 19 argc--;\ | |
| 20 break;\ | |
| 21 }\ | |
| 22 for (brk_ = 0, argv[0]++, argv_ = argv;\ | |
| 23 argv[0][0] && !brk_;\ | |
| 24 argv[0]++) {\ | |
| 25 if (argv_ != argv)\ | |
| 26 break;\ | |
| 27 argc_ = argv[0][0];\ | |
| 28 switch (argc_) | |
| 29 | |
| 30 #define ARGEND }\ | |
| 31 } | |
| 32 | |
| 33 #define ARGC() argc_ | |
| 34 | |
| 35 #define EARGF(x) ((argv[0][1] == '\0' && argv[1] == NULL)?\ | |
| 36 ((x), abort(), (char *)0) :\ | |
| 37 (brk_ = 1, (argv[0][1] != '\0')?\ | |
| 38 (&argv[0][1]) :\ | |
| 39 (argc--, argv++, argv[0]))) | |
| 40 | |
| 41 #define ARGF() ((argv[0][1] == '\0' && argv[1] == NULL)?\ | |
| 42 (char *)0 :\ | |
| 43 (brk_ = 1, (argv[0][1] != '\0')?\ | |
| 44 (&argv[0][1]) :\ | |
| 45 (argc--, argv++, argv[0]))) | |
| 46 | |
| 47 #endif |