Mercurial > molko
comparison mlk-bcc/arg.h @ 435:556c8e2ff995
misc: move tools/* in /
author | David Demelier <markand@malikania.fr> |
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date | Sun, 16 Oct 2022 08:31:01 +0200 |
parents | src/tools/bcc/arg.h@6947c1fefe5c |
children | f2aff78644db |
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434:4e78f045e8c0 | 435:556c8e2ff995 |
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1 /* | |
2 * Copy me if you can. | |
3 * by 20h | |
4 */ | |
5 | |
6 #ifndef ARG_H__ | |
7 #define ARG_H__ | |
8 | |
9 extern char *argv0; | |
10 | |
11 /* use main(int argc, char *argv[]) */ | |
12 #define ARGBEGIN for (argv0 = *argv, argv++, argc--;\ | |
13 argv[0] && argv[0][0] == '-'\ | |
14 && argv[0][1];\ | |
15 argc--, argv++) {\ | |
16 char argc_;\ | |
17 char **argv_;\ | |
18 int brk_;\ | |
19 if (argv[0][1] == '-' && argv[0][2] == '\0') {\ | |
20 argv++;\ | |
21 argc--;\ | |
22 break;\ | |
23 }\ | |
24 for (brk_ = 0, argv[0]++, argv_ = argv;\ | |
25 argv[0][0] && !brk_;\ | |
26 argv[0]++) {\ | |
27 if (argv_ != argv)\ | |
28 break;\ | |
29 argc_ = argv[0][0];\ | |
30 switch (argc_) | |
31 | |
32 #define ARGEND }\ | |
33 } | |
34 | |
35 #define ARGC() argc_ | |
36 | |
37 #define EARGF(x) ((argv[0][1] == '\0' && argv[1] == NULL)?\ | |
38 ((x), abort(), (char *)0) :\ | |
39 (brk_ = 1, (argv[0][1] != '\0')?\ | |
40 (&argv[0][1]) :\ | |
41 (argc--, argv++, argv[0]))) | |
42 | |
43 #define ARGF() ((argv[0][1] == '\0' && argv[1] == NULL)?\ | |
44 (char *)0 :\ | |
45 (brk_ = 1, (argv[0][1] != '\0')?\ | |
46 (&argv[0][1]) :\ | |
47 (argc--, argv++, argv[0]))) | |
48 | |
49 #endif |