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config.h
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1 // Copyright 2007-2010 Baptiste Lepilleur and The JsonCpp Authors
2 // Distributed under MIT license, or public domain if desired and
3 // recognized in your jurisdiction.
4 // See file LICENSE for detail or copy at http://jsoncpp.sourceforge.net/LICENSE
5
6 #ifndef JSON_CONFIG_H_INCLUDED
7 #define JSON_CONFIG_H_INCLUDED
8 #include <cstddef>
9 #include <cstdint>
10 #include <istream>
11 #include <memory>
12 #include <ostream>
13 #include <sstream>
14 #include <string>
15 #include <type_traits>
16
18 //# define JSON_IN_CPPTL 1
19
21 //# define JSON_USE_CPPTL 1
25 //# define JSON_USE_CPPTL_SMALLMAP 1
26
27 // If non-zero, the library uses exceptions to report bad input instead of C
28 // assertion macros. The default is to use exceptions.
29 #ifndef JSON_USE_EXCEPTION
30 #define JSON_USE_EXCEPTION 1
31 #endif
32
33 // Temporary, tracked for removal with issue #982.
34 #ifndef JSON_USE_NULLREF
35 #define JSON_USE_NULLREF 1
36 #endif
37
41 // #define JSON_IS_AMALGAMATION
42
43 #ifdef JSON_IN_CPPTL
44 #include <cpptl/config.h>
45 #ifndef JSON_USE_CPPTL
46 #define JSON_USE_CPPTL 1
47 #endif
48 #endif
49
50 #ifdef JSON_IN_CPPTL
51 #define JSON_API CPPTL_API
52 #elif defined(JSON_DLL_BUILD)
53 #if defined(_MSC_VER) || defined(__MINGW32__)
54 #define JSON_API __declspec(dllexport)
55 #define JSONCPP_DISABLE_DLL_INTERFACE_WARNING
56 #elif defined(__GNUC__) || defined(__clang__)
57 #define JSON_API __attribute__((visibility("default")))
58 #endif // if defined(_MSC_VER)
59 #elif defined(JSON_DLL)
60 #if defined(_MSC_VER) || defined(__MINGW32__)
61 #define JSON_API __declspec(dllimport)
62 #define JSONCPP_DISABLE_DLL_INTERFACE_WARNING
63 #endif // if defined(_MSC_VER)
64 #endif // ifdef JSON_IN_CPPTL
65 #if !defined(JSON_API)
66 #define JSON_API
67 #endif
68
69 #if defined(_MSC_VER) && _MSC_VER < 1800
70 #error \
71 "ERROR: Visual Studio 12 (2013) with _MSC_VER=1800 is the oldest supported compiler with sufficient C++11 capabilities"
72 #endif
73
74 #if defined(_MSC_VER) && _MSC_VER < 1900
75 // As recommended at
76 // https://stackoverflow.com/questions/2915672/snprintf-and-visual-studio-2010
77 extern JSON_API int
78 msvc_pre1900_c99_snprintf(char* outBuf, size_t size, const char* format, ...);
79 #define jsoncpp_snprintf msvc_pre1900_c99_snprintf
80 #else
81 #define jsoncpp_snprintf std::snprintf
82 #endif
83
84 // If JSON_NO_INT64 is defined, then Json only support C++ "int" type for
85 // integer
86 // Storages, and 64 bits integer support is disabled.
87 // #define JSON_NO_INT64 1
88
89 // JSONCPP_OVERRIDE is maintained for backwards compatibility of external tools.
90 // C++11 should be used directly in JSONCPP.
91 #define JSONCPP_OVERRIDE override
92
93 #if __cplusplus >= 201103L
94 #define JSONCPP_NOEXCEPT noexcept
95 #define JSONCPP_OP_EXPLICIT explicit
96 #elif defined(_MSC_VER) && _MSC_VER < 1900
97 #define JSONCPP_NOEXCEPT throw()
98 #define JSONCPP_OP_EXPLICIT explicit
99 #elif defined(_MSC_VER) && _MSC_VER >= 1900
100 #define JSONCPP_NOEXCEPT noexcept
101 #define JSONCPP_OP_EXPLICIT explicit
102 #else
103 #define JSONCPP_NOEXCEPT throw()
104 #define JSONCPP_OP_EXPLICIT
105 #endif
106
107 #ifdef __clang__
108 #if __has_extension(attribute_deprecated_with_message)
109 #define JSONCPP_DEPRECATED(message) __attribute__((deprecated(message)))
110 #endif
111 #elif defined __GNUC__ // not clang (gcc comes later since clang emulates gcc)
112 #if (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 5))
113 #define JSONCPP_DEPRECATED(message) __attribute__((deprecated(message)))
114 #elif (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 1))
115 #define JSONCPP_DEPRECATED(message) __attribute__((__deprecated__))
116 #endif // GNUC version
117 #elif defined(_MSC_VER) // MSVC (after clang because clang on Windows emulates
118 // MSVC)
119 #define JSONCPP_DEPRECATED(message) __declspec(deprecated(message))
120 #endif // __clang__ || __GNUC__ || _MSC_VER
121
122 #if !defined(JSONCPP_DEPRECATED)
123 #define JSONCPP_DEPRECATED(message)
124 #endif // if !defined(JSONCPP_DEPRECATED)
125
126 #if __GNUC__ >= 6
127 #define JSON_USE_INT64_DOUBLE_CONVERSION 1
128 #endif
129
130 #if !defined(JSON_IS_AMALGAMATION)
131
132 #include "allocator.h"
133 #include "version.h"
134
135 #endif // if !defined(JSON_IS_AMALGAMATION)
136
137 namespace Json {
138 typedef int Int;
139 typedef unsigned int UInt;
140 #if defined(JSON_NO_INT64)
141 typedef int LargestInt;
142 typedef unsigned int LargestUInt;
143 #undef JSON_HAS_INT64
144 #else // if defined(JSON_NO_INT64)
145 // For Microsoft Visual use specific types as long long is not supported
146 #if defined(_MSC_VER) // Microsoft Visual Studio
147 typedef __int64 Int64;
148 typedef unsigned __int64 UInt64;
149 #else // if defined(_MSC_VER) // Other platforms, use long long
150 typedef int64_t Int64;
151 typedef uint64_t UInt64;
152 #endif // if defined(_MSC_VER)
153 typedef Int64 LargestInt;
154 typedef UInt64 LargestUInt;
155 #define JSON_HAS_INT64
156 #endif // if defined(JSON_NO_INT64)
157
158 template <typename T>
159 using Allocator = typename std::conditional<JSONCPP_USING_SECURE_MEMORY,
160 SecureAllocator<T>,
161 std::allocator<T>>::type;
162 using String = std::basic_string<char, std::char_traits<char>, Allocator<char>>;
163 using IStringStream = std::basic_istringstream<String::value_type,
164 String::traits_type,
165 String::allocator_type>;
166 using OStringStream = std::basic_ostringstream<String::value_type,
167 String::traits_type,
168 String::allocator_type>;
169 using IStream = std::istream;
170 using OStream = std::ostream;
171 } // namespace Json
172
173 // Legacy names (formerly macros).
174 using JSONCPP_STRING = Json::String;
175 using JSONCPP_ISTRINGSTREAM = Json::IStringStream;
176 using JSONCPP_OSTRINGSTREAM = Json::OStringStream;
177 using JSONCPP_ISTREAM = Json::IStream;
178 using JSONCPP_OSTREAM = Json::OStream;
179
180 #endif // JSON_CONFIG_H_INCLUDED
Json::Allocator
typename std::conditional< JSONCPP_USING_SECURE_MEMORY, SecureAllocator< T >, std::allocator< T > >::type Allocator
Definition: config.h:161
Json::OStringStream
std::basic_ostringstream< String::value_type, String::traits_type, String::allocator_type > OStringStream
Definition: config.h:168
Json::LargestUInt
UInt64 LargestUInt
Definition: config.h:154
Json::Int
int Int
Definition: config.h:138
JSONCPP_ISTRINGSTREAM
Json::IStringStream JSONCPP_ISTRINGSTREAM
Definition: config.h:175
Json::Int64
__int64 Int64
Definition: config.h:147
Json::IStream
std::istream IStream
Definition: config.h:169
msvc_pre1900_c99_snprintf
int msvc_pre1900_c99_snprintf(char *outBuf, size_t size, const char *format,...)
Definition: json_value.cpp:37
Json::LargestInt
Int64 LargestInt
Definition: config.h:153
JSONCPP_OSTREAM
Json::OStream JSONCPP_OSTREAM
Definition: config.h:178
Json::UInt
unsigned int UInt
Definition: config.h:139
Json::UInt64
unsigned __int64 UInt64
Definition: config.h:148
Json::IStringStream
std::basic_istringstream< String::value_type, String::traits_type, String::allocator_type > IStringStream
Definition: config.h:165
JSONCPP_ISTREAM
Json::IStream JSONCPP_ISTREAM
Definition: config.h:177
Json::OStream
std::ostream OStream
Definition: config.h:170
Json
JSON (JavaScript Object Notation).
Definition: allocator.h:14
JSON_API
#define JSON_API
If defined, indicates that the source file is amalgamated to prevent private header inclusion.
Definition: config.h:66
allocator.h
JSONCPP_OSTRINGSTREAM
Json::OStringStream JSONCPP_OSTRINGSTREAM
Definition: config.h:176
Json::String
std::basic_string< char, std::char_traits< char >, Allocator< char > > String
Definition: config.h:162
JSONCPP_STRING
Json::String JSONCPP_STRING
Definition: config.h:174