Dyrand

#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>

struct _sorter_arg_type{void *array; 
                        int elem_count; 
                        int elem_size;
                        int (*comp)(const void*, const void*);
                        bool is_descending;};

Dyrand

#include <iostream>
#include <stack>
#include <map>
#include <functional>

int main() {
  std::stack<double> values;
  std::map<std::string,
           std::function<double(const double& x, const double& y)> > oper{
      {"+", [](const double& x, const double& y) { return x + y; }},

Dyrand

#include <iostream>

#include "oper_private.hpp"

int main()
{
    Oper calc;
    calc.import_operator("multiply","multiply");
    calc("multiply",5,7);
}

Dyrand

#ifndef ADDDLL_EXPORTS
#define ADDDLL_API __declspec(dllexport)
#else
#define ADDDLL_API __declspec(dllimport)
#endif 

#include <vector>

#ifdef __cplusplus
extern "C" {