1b54fb27ac
bug:21595702 Settle on namespace-enum for consistency. Also removes k prefix. Change-Id: Ib89f94cb9263de40b6e4636577dca4860867d0d8
39 lines
1.5 KiB
C++
39 lines
1.5 KiB
C++
/*
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* Copyright (C) 2014 The Android Open Source Project
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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 MACROS_H
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#define MACROS_H
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#include <type_traits>
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#define PREVENT_COPY_AND_ASSIGN(Type) \
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private: \
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Type(const Type&) = delete; \
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void operator=(const Type&) = delete
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#define DESCRIPTION_TYPE(Type) \
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int compare(const Type& rhs) const { return memcmp(this, &rhs, sizeof(Type));} \
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bool operator==(const Type& other) const { return compare(other) == 0; } \
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bool operator!=(const Type& other) const { return compare(other) != 0; } \
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friend inline int strictly_order_type(const Type& lhs, const Type& rhs) { return lhs.compare(rhs) < 0; } \
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friend inline int compare_type(const Type& lhs, const Type& rhs) { return lhs.compare(rhs); } \
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friend inline hash_t hash_type(const Type& entry) { return entry.hash(); }
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#define REQUIRE_COMPATIBLE_LAYOUT(Type) \
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static_assert(std::is_standard_layout<Type>::value, \
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#Type " must have standard layout")
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#endif /* MACROS_H */
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