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d7a38c54a6
Signed-off-by: Pierre Habouzit <madcoder@debian.org> Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
43 lines
1.2 KiB
C
43 lines
1.2 KiB
C
#ifndef PARSE_OPTIONS_H
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#define PARSE_OPTIONS_H
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enum parse_opt_type {
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OPTION_END,
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OPTION_GROUP,
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OPTION_BOOLEAN,
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OPTION_STRING,
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OPTION_INTEGER,
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};
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enum parse_opt_flags {
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PARSE_OPT_KEEP_DASHDASH = 1,
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};
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struct option {
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enum parse_opt_type type;
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int short_name;
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const char *long_name;
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void *value;
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const char *argh;
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const char *help;
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};
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#define OPT_END() { OPTION_END }
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#define OPT_GROUP(h) { OPTION_GROUP, 0, NULL, NULL, NULL, (h) }
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#define OPT_BOOLEAN(s, l, v, h) { OPTION_BOOLEAN, (s), (l), (v), NULL, (h) }
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#define OPT_INTEGER(s, l, v, h) { OPTION_INTEGER, (s), (l), (v), NULL, (h) }
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#define OPT_STRING(s, l, v, a, h) { OPTION_STRING, (s), (l), (v), (a), (h) }
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/* parse_options() will filter out the processed options and leave the
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* non-option argments in argv[].
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* Returns the number of arguments left in argv[].
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*/
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extern int parse_options(int argc, const char **argv,
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const struct option *options,
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const char * const usagestr[], int flags);
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extern NORETURN void usage_with_options(const char * const *usagestr,
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const struct option *options);
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#endif
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