Seastar
High performance C++ framework for concurrent servers
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seastar
util
concepts.hh
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/*
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* This file is open source software, licensed to you under the terms
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* of the Apache License, Version 2.0 (the "License"). See the NOTICE file
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* distributed with this work for additional information regarding copyright
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* ownership. You may not use this file except in compliance with the License.
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*
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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,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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/*
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* Copyright (C) 2020 ScyllaDB
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*/
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#pragma once
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#include <concepts>
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#if defined(__cpp_concepts) && __cpp_concepts >= 201907 && \
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defined(__cpp_lib_concepts) && __cpp_lib_concepts >= 201907
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// good
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#else
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#error the language support and/or library support for concepts is missing
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#endif
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// provided for backward compatibility
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#define SEASTAR_CONCEPT(x...) x
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#define SEASTAR_NO_CONCEPT(x...)
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