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4a59fd13 PH |
1 | #ifndef PARSE_OPTIONS_H |
2 | #define PARSE_OPTIONS_H | |
3 | ||
4 | enum parse_opt_type { | |
5 | OPTION_END, | |
d7a38c54 | 6 | OPTION_GROUP, |
4a59fd13 PH |
7 | OPTION_BOOLEAN, |
8 | OPTION_STRING, | |
9 | OPTION_INTEGER, | |
10 | }; | |
11 | ||
12 | enum parse_opt_flags { | |
13 | PARSE_OPT_KEEP_DASHDASH = 1, | |
14 | }; | |
15 | ||
16 | struct option { | |
17 | enum parse_opt_type type; | |
18 | int short_name; | |
19 | const char *long_name; | |
20 | void *value; | |
d7a38c54 PH |
21 | const char *argh; |
22 | const char *help; | |
4a59fd13 PH |
23 | }; |
24 | ||
25 | #define OPT_END() { OPTION_END } | |
d7a38c54 PH |
26 | #define OPT_GROUP(h) { OPTION_GROUP, 0, NULL, NULL, NULL, (h) } |
27 | #define OPT_BOOLEAN(s, l, v, h) { OPTION_BOOLEAN, (s), (l), (v), NULL, (h) } | |
28 | #define OPT_INTEGER(s, l, v, h) { OPTION_INTEGER, (s), (l), (v), NULL, (h) } | |
29 | #define OPT_STRING(s, l, v, a, h) { OPTION_STRING, (s), (l), (v), (a), (h) } | |
4a59fd13 PH |
30 | |
31 | /* parse_options() will filter out the processed options and leave the | |
32 | * non-option argments in argv[]. | |
33 | * Returns the number of arguments left in argv[]. | |
34 | */ | |
35 | extern int parse_options(int argc, const char **argv, | |
36 | const struct option *options, | |
d7a38c54 PH |
37 | const char * const usagestr[], int flags); |
38 | ||
39 | extern NORETURN void usage_with_options(const char * const *usagestr, | |
40 | const struct option *options); | |
4a59fd13 PH |
41 | |
42 | #endif |