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example/tutorial2/tutorial2.cpp

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+// Copyright 2011-2012 Renato Tegon Forti.
+// Copyright 2014 Renato Tegon Forti, 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)
+
+// For more information, see http://www.boost.org
+
+// -------------------------------------------------------------------------------------
+// This example shows how to shared_variable_alias function to load a plugin of a DSO.
+// -------------------------------------------------------------------------------------
+
+#include "../shared_lib_path.hpp"
+
+//[callplugcpp_tutorial2
+#include <boost/plugin.hpp>
+#include <iostream>
+#include "../tutorial_common/plugin_api.hpp"
+
+int main(int argc, char* argv[]) { 
+    // argv[1] contains path to our plugin library 
+    BOOST_ASSERT(argc >= 2);
+    boost::filesystem::path shared_library_path = shared_lib_path(argv[1], L"my_plugin_aggregator");
+
+    typedef boost::shared_ptr<my_plugin_api> (pluginapi_create_t)();
+    boost::function<pluginapi_create_t> creator
+        = boost::plugin::shared_function_alias<pluginapi_create_t>(shared_library_path, "create_plugin");
+
+    boost::shared_ptr<my_plugin_api> plugin = creator();
+
+    std::cout << "Plugin Version: " << plugin->version() << std::endl;
+    std::cout << "Plugin Method:  " << plugin->calculate(1.5, 1.5) << std::endl;
+    std::cout << "Plugin Method second call:  " << plugin->calculate(1.5, 1.5) << std::endl;
+    std::cout << "Plugin Name:  " << plugin->name() << std::endl;
+}
+//]