598bfd3f
 Hu Chunming
提交_GLIBCXX_USE_CX...
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
|
#ifndef BOOST_DESCRIBE_ENUM_HPP_INCLUDED
#define BOOST_DESCRIBE_ENUM_HPP_INCLUDED
// Copyright 2020 Peter Dimov
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
#include <boost/describe/detail/config.hpp>
#if !defined(BOOST_DESCRIBE_CXX14)
#define BOOST_DESCRIBE_ENUM(E, ...)
#define BOOST_DESCRIBE_NESTED_ENUM(E, ...)
#else
#include <boost/describe/detail/pp_for_each.hpp>
#include <boost/describe/detail/list.hpp>
#include <type_traits>
namespace boost
{
namespace describe
{
namespace detail
{
template<class D> struct enum_descriptor
{
// can't use auto here because of the need to supply the definitions below
static constexpr decltype(D::value()) value = D::value();
static constexpr decltype(D::name()) name = D::name();
};
// GCC requires these definitions
template<class D> constexpr decltype(D::value()) enum_descriptor<D>::value;
template<class D> constexpr decltype(D::name()) enum_descriptor<D>::name;
template<class... T> auto enum_descriptor_fn_impl( int, T... )
{
return list<enum_descriptor<T>...>();
}
#define BOOST_DESCRIBE_ENUM_BEGIN(E) \
inline auto boost_enum_descriptor_fn( E** ) \
{ return boost::describe::detail::enum_descriptor_fn_impl( 0
#define BOOST_DESCRIBE_ENUM_ENTRY(E, e) , []{ struct _boost_desc { \
static constexpr auto value() noexcept { return E::e; } \
static constexpr auto name() noexcept { return #e; } }; return _boost_desc(); }()
#define BOOST_DESCRIBE_ENUM_END(E) ); }
} // namespace detail
#if defined(_MSC_VER) && !defined(__clang__)
#define BOOST_DESCRIBE_ENUM(E, ...) \
namespace should_use_BOOST_DESCRIBE_NESTED_ENUM {} \
static_assert(std::is_enum<E>::value, "BOOST_DESCRIBE_ENUM should only be used with enums"); \
BOOST_DESCRIBE_ENUM_BEGIN(E) \
BOOST_DESCRIBE_PP_FOR_EACH(BOOST_DESCRIBE_ENUM_ENTRY, E, __VA_ARGS__) \
BOOST_DESCRIBE_ENUM_END(E)
#define BOOST_DESCRIBE_NESTED_ENUM(E, ...) \
static_assert(std::is_enum<E>::value, "BOOST_DESCRIBE_NESTED_ENUM should only be used with enums"); \
friend BOOST_DESCRIBE_ENUM_BEGIN(E) \
BOOST_DESCRIBE_PP_FOR_EACH(BOOST_DESCRIBE_ENUM_ENTRY, E, __VA_ARGS__) \
BOOST_DESCRIBE_ENUM_END(E)
#else
#define BOOST_DESCRIBE_ENUM(E, ...) \
namespace should_use_BOOST_DESCRIBE_NESTED_ENUM {} \
static_assert(std::is_enum<E>::value, "BOOST_DESCRIBE_ENUM should only be used with enums"); \
BOOST_DESCRIBE_MAYBE_UNUSED BOOST_DESCRIBE_ENUM_BEGIN(E) \
BOOST_DESCRIBE_PP_FOR_EACH(BOOST_DESCRIBE_ENUM_ENTRY, E, ##__VA_ARGS__) \
BOOST_DESCRIBE_ENUM_END(E)
#define BOOST_DESCRIBE_NESTED_ENUM(E, ...) \
static_assert(std::is_enum<E>::value, "BOOST_DESCRIBE_NESTED_ENUM should only be used with enums"); \
BOOST_DESCRIBE_MAYBE_UNUSED friend BOOST_DESCRIBE_ENUM_BEGIN(E) \
BOOST_DESCRIBE_PP_FOR_EACH(BOOST_DESCRIBE_ENUM_ENTRY, E, ##__VA_ARGS__) \
BOOST_DESCRIBE_ENUM_END(E)
#endif
} // namespace describe
} // namespace boost
#endif // defined(BOOST_DESCRIBE_CXX14)
#if defined(_MSC_VER) && !defined(__clang__)
#define BOOST_DEFINE_ENUM(E, ...) enum E { __VA_ARGS__ }; BOOST_DESCRIBE_ENUM(E, __VA_ARGS__)
#define BOOST_DEFINE_ENUM_CLASS(E, ...) enum class E { __VA_ARGS__ }; BOOST_DESCRIBE_ENUM(E, __VA_ARGS__)
#define BOOST_DEFINE_FIXED_ENUM(E, Base, ...) enum E: Base { __VA_ARGS__ }; BOOST_DESCRIBE_ENUM(E, __VA_ARGS__)
#define BOOST_DEFINE_FIXED_ENUM_CLASS(E, Base, ...) enum class E: Base { __VA_ARGS__ }; BOOST_DESCRIBE_ENUM(E, __VA_ARGS__)
#else
#define BOOST_DEFINE_ENUM(E, ...) enum E { __VA_ARGS__ }; BOOST_DESCRIBE_ENUM(E, ##__VA_ARGS__)
#define BOOST_DEFINE_ENUM_CLASS(E, ...) enum class E { __VA_ARGS__ }; BOOST_DESCRIBE_ENUM(E, ##__VA_ARGS__)
#define BOOST_DEFINE_FIXED_ENUM(E, Base, ...) enum E: Base { __VA_ARGS__ }; BOOST_DESCRIBE_ENUM(E, ##__VA_ARGS__)
#define BOOST_DEFINE_FIXED_ENUM_CLASS(E, Base, ...) enum class E: Base { __VA_ARGS__ }; BOOST_DESCRIBE_ENUM(E, ##__VA_ARGS__)
#endif
#endif // #ifndef BOOST_DESCRIBE_ENUM_HPP_INCLUDED
|
