| 1 | // Copyright 2014 Renato Tegon Forti, Antony Polukhin. |
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| 2 | // Copyright Antony Polukhin, 2015-2024. |
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| 3 | // |
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| 4 | // Distributed under the Boost Software License, Version 1.0. |
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| 5 | // (See accompanying file LICENSE_1_0.txt |
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| 6 | // or copy at http://www.boost.org/LICENSE_1_0.txt) |
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| 7 | |
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| 8 | #include "../b2_workarounds.hpp" |
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| 9 | |
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| 10 | //[callplugcpp_tutorial2 |
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| 11 | #include <boost/dll/import.hpp> // for import_alias |
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| 12 | #include <boost/function.hpp> |
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| 13 | #include <iostream> |
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| 14 | #include "../tutorial_common/my_plugin_api.hpp" |
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| 15 | |
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| 16 | namespace dll = boost::dll; |
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| 17 | |
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| 18 | int main(int argc, char* argv[]) { |
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| 19 | /*<-*/ b2_workarounds::argv_to_path_guard guard(argc, argv); /*->*/ |
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| 20 | boost::dll::fs::path shared_library_path(argv[1]); // argv[1] contains path to directory with our plugin library |
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| 21 | shared_library_path /= "my_plugin_aggregator" ; |
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| 22 | typedef boost::shared_ptr<my_plugin_api> (pluginapi_create_t)(); |
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| 23 | boost::function<pluginapi_create_t> creator; |
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| 24 | |
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| 25 | creator = boost::dll::import_alias<pluginapi_create_t>( // type of imported symbol must be explicitly specified |
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| 26 | lib: shared_library_path, // path to library |
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| 27 | name: "create_plugin" , // symbol to import |
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| 28 | mode: dll::load_mode::append_decorations // do append extensions and prefixes |
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| 29 | ); |
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| 30 | |
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| 31 | boost::shared_ptr<my_plugin_api> plugin = creator(); |
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| 32 | std::cout << "plugin->calculate(1.5, 1.5) call: " << plugin->calculate(x: 1.5, y: 1.5) << std::endl; |
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| 33 | std::cout << "plugin->calculate(1.5, 1.5) second call: " << plugin->calculate(x: 1.5, y: 1.5) << std::endl; |
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| 34 | std::cout << "Plugin Name: " << plugin->name() << std::endl; |
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| 35 | } |
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| 36 | //] |
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| 37 | |
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