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33 lines
697 B
C
33 lines
697 B
C
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#ifndef __GETOPT_H__
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#define __GETOPT_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern int opterr; /* if error message should be printed */
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extern int optind; /* index into parent argv vector */
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extern int optopt; /* character checked for validity */
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extern int optreset; /* reset getopt */
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extern char *optarg; /* argument associated with option */
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struct option {
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const char *name;
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int has_arg;
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int *flag;
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int val;
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};
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#define no_argument 0
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#define required_argument 1
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#define optional_argument 2
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int getopt(int, char **, const char *);
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int getopt_long(int, char **, const char *, const struct option *, int *);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __GETOPT_H__ */
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