fusl/include/getopt.h

#ifndef _GETOPT_H
#define _GETOPT_H

#ifdef __cplusplus
extern "C" {
#endif

int getopt(int, char* const[], const char*);
extern char* optarg;
extern int optind, opterr, optopt, optreset;

struct option {
  const char* name;
  int has_arg;
  int* flag;
  int val;
};

int getopt_long(int, char* const*, const char*, const struct option*, int*);
int getopt_long_only(int,
                     char* const*,
                     const char*,
                     const struct option*,
                     int*);

#define no_argument 0
#define required_argument 1
#define optional_argument 2

#ifdef __cplusplus
}
#endif

#endif