39 lines
1.2 KiB
C++
39 lines
1.2 KiB
C++
/*
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* LoadPlugin.h
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*
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* This source file is part of the FoundationDB open source project
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*
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* Copyright 2013-2018 Apple Inc. and the FoundationDB project authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef _FLOW_LOADPLUGIN_H_
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#define _FLOW_LOADPLUGIN_H_
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#pragma once
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#include <string>
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#include "flow/flow.h"
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template <class T>
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Reference<T> loadPlugin(std::string const& plugin_name) {
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void* (*get_plugin)(const char*) = nullptr;
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void* plugin = loadLibrary(plugin_name.c_str());
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if (plugin)
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get_plugin = (void* (*)(const char*))loadFunction(plugin, "get_plugin");
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return (get_plugin) ? Reference<T>((T*)get_plugin(T::get_plugin_type_name_and_version())) : Reference<T>(nullptr);
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}
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#endif
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