32 lines
1.4 KiB
C++
32 lines
1.4 KiB
C++
// Copyright 2014 Renato Tegon Forti, Antony Polukhin.
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// Copyright 2015-2019 Antony Polukhin.
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//
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt
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// or copy at http://www.boost.org/LICENSE_1_0.txt)
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#include "../b2_workarounds.hpp" // contains dll_test::replace_with_full_path
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//[callplugcpp_tutorial1
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#include <boost/dll/import.hpp> // for import_alias
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#include <iostream>
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#include "../tutorial_common/my_plugin_api.hpp"
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namespace dll = boost::dll;
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int main(int argc, char* argv[]) {
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/*<-*/ b2_workarounds::argv_to_path_guard guard(argc, argv); /*->*/
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boost::dll::fs::path lib_path(argv[1]); // argv[1] contains path to directory with our plugin library
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boost::shared_ptr<my_plugin_api> plugin; // variable to hold a pointer to plugin variable
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std::cout << "Loading the plugin" << std::endl;
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plugin = dll::import<my_plugin_api>( // type of imported symbol is located between `<` and `>`
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lib_path / "my_plugin_sum", // path to the library and library name
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"plugin", // name of the symbol to import
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dll::load_mode::append_decorations // makes `libmy_plugin_sum.so` or `my_plugin_sum.dll` from `my_plugin_sum`
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);
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std::cout << "plugin->calculate(1.5, 1.5) call: " << plugin->calculate(1.5, 1.5) << std::endl;
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}
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//]
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