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// Copyright 2014 Renato Tegon Forti, Antony Polukhin.

// Copyright 2015-2021 Antony Polukhin.

//

// Distributed under the Boost Software License, Version 1.0.

// (See accompanying file LICENSE_1_0.txt

// or copy at http://www.boost.org/LICENSE_1_0.txt)

#include <iostream>

//[plugcpp_my_plugin_sum

#include <boost/config.hpp> // for BOOST_SYMBOL_EXPORT

#include "../tutorial_common/my_plugin_api.hpp"

namespace my_namespace {

class my_plugin_sum : public my_plugin_api {

public:

my_plugin_sum() {

std::cout << "Constructing my_plugin_sum" << std::endl;

}

std::string name() const {

return "sum";

}

float calculate(float x, float y) {

return x + y;

}

~my_plugin_sum() {

std::cout << "Destructing my_plugin_sum ;o)" << std::endl;

}

};

// Exporting `my_namespace::plugin` variable with alias name `plugin`

// (Has the same effect as `BOOST_DLL_ALIAS(my_namespace::plugin, plugin)`)

extern "C" BOOST_SYMBOL_EXPORT my_plugin_sum plugin;

my_plugin_sum plugin;

} // namespace my_namespace

//]