LoadPlugin.h

/*
 * LoadPlugin.h
 *
 * This source file is part of the FoundationDB open source project
 *
 * Copyright 2013-2018 Apple Inc. and the FoundationDB project authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#pragma once

template <class T>
Reference<T> loadPlugin( std::string const& plugin_name ) {
	void* plugin = loadLibrary( plugin_name.c_str() );
	void *(*get_plugin)(const char*) = (void*(*)(const char*))loadFunction( plugin, "get_plugin" );

	if ( get_plugin )
		return Reference<T>( (T*)get_plugin( T::get_plugin_type_name_and_version() ) );
	else
		return Reference<T>( NULL );
}