getopt.h

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#pragma once
 
#include <ccpp/bits/config.h>
#include <ccpp/bits/getopt_short.h>
 
__CCPP_BEGIN_DECLARATIONS
 
#define no_argument       0
#define required_argument 1
#define optional_argument 2
 
struct option {
    char const* name;
    int has_arg;
    int* flag;
    int val;
};
 
int getopt_long(int __argc, char* const __argv[], char const* __optstring, struct option const* __longopts,
                int* __longindex);
int getopt_long_only(int __argc, char* const __argv[], char const* __optstring, struct option const* __longopts,
                     int* __longindex);
 
__CCPP_END_DECLARATIONS