getopt.h

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#pragma once
 
#ifdef _WIN32
 
// Simple getopt implementation for Windows
// Based on public domain implementation
 
#ifdef __cplusplus
extern "C" {
#endif
 
extern char *optarg;
 
extern int optind;
 
extern int opterr;
 
extern int optopt;
 
struct option {
  const char *name; 
  int has_arg;      
  int *flag;        
  int val;          
};
 
#define no_argument 0
 
#define required_argument 1
 
#define optional_argument 2
 
int getopt(int argc, char *const argv[], const char *optstring);
 
int getopt_long(int argc, char *const argv[], const char *optstring, const struct option *longopts, int *longindex);
 
#ifdef __cplusplus
}
#endif
 
#endif // _WIN32