forked from mirrors/gecko-dev
150 lines
5.1 KiB
C++
150 lines
5.1 KiB
C++
// Copyright 2007-2010 Baptiste Lepilleur and The JsonCpp Authors
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// Distributed under MIT license, or public domain if desired and
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// recognized in your jurisdiction.
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// See file LICENSE for detail or copy at http://jsoncpp.sourceforge.net/LICENSE
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#ifndef JSON_CONFIG_H_INCLUDED
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#define JSON_CONFIG_H_INCLUDED
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#include <cstddef>
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#include <cstdint>
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#include <istream>
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#include <memory>
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#include <ostream>
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#include <sstream>
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#include <string>
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#include <type_traits>
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// If non-zero, the library uses exceptions to report bad input instead of C
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// assertion macros. The default is to use exceptions.
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#ifndef JSON_USE_EXCEPTION
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#define JSON_USE_EXCEPTION 1
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#endif
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// Temporary, tracked for removal with issue #982.
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#ifndef JSON_USE_NULLREF
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#define JSON_USE_NULLREF 1
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#endif
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/// If defined, indicates that the source file is amalgamated
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/// to prevent private header inclusion.
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/// Remarks: it is automatically defined in the generated amalgamated header.
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// #define JSON_IS_AMALGAMATION
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// Export macros for DLL visibility
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#if defined(JSON_DLL_BUILD)
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#if defined(_MSC_VER) || defined(__MINGW32__)
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#define JSON_API __declspec(dllexport)
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#define JSONCPP_DISABLE_DLL_INTERFACE_WARNING
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#elif defined(__GNUC__) || defined(__clang__)
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#define JSON_API __attribute__((visibility("default")))
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#endif // if defined(_MSC_VER)
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#elif defined(JSON_DLL)
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#if defined(_MSC_VER) || defined(__MINGW32__)
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#define JSON_API __declspec(dllimport)
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#define JSONCPP_DISABLE_DLL_INTERFACE_WARNING
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#endif // if defined(_MSC_VER)
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#endif // ifdef JSON_DLL_BUILD
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#if !defined(JSON_API)
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#define JSON_API
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#endif
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#if defined(_MSC_VER) && _MSC_VER < 1800
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#error \
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"ERROR: Visual Studio 12 (2013) with _MSC_VER=1800 is the oldest supported compiler with sufficient C++11 capabilities"
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#endif
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#if defined(_MSC_VER) && _MSC_VER < 1900
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// As recommended at
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// https://stackoverflow.com/questions/2915672/snprintf-and-visual-studio-2010
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extern JSON_API int msvc_pre1900_c99_snprintf(char* outBuf, size_t size,
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const char* format, ...);
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#define jsoncpp_snprintf msvc_pre1900_c99_snprintf
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#else
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#define jsoncpp_snprintf std::snprintf
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#endif
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// If JSON_NO_INT64 is defined, then Json only support C++ "int" type for
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// integer
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// Storages, and 64 bits integer support is disabled.
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// #define JSON_NO_INT64 1
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// JSONCPP_OVERRIDE is maintained for backwards compatibility of external tools.
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// C++11 should be used directly in JSONCPP.
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#define JSONCPP_OVERRIDE override
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#ifdef __clang__
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#if __has_extension(attribute_deprecated_with_message)
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#define JSONCPP_DEPRECATED(message) __attribute__((deprecated(message)))
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#endif
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#elif defined(__GNUC__) // not clang (gcc comes later since clang emulates gcc)
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#if (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 5))
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#define JSONCPP_DEPRECATED(message) __attribute__((deprecated(message)))
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#elif (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 1))
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#define JSONCPP_DEPRECATED(message) __attribute__((__deprecated__))
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#endif // GNUC version
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#elif defined(_MSC_VER) // MSVC (after clang because clang on Windows emulates
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// MSVC)
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#define JSONCPP_DEPRECATED(message) __declspec(deprecated(message))
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#endif // __clang__ || __GNUC__ || _MSC_VER
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#if !defined(JSONCPP_DEPRECATED)
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#define JSONCPP_DEPRECATED(message)
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#endif // if !defined(JSONCPP_DEPRECATED)
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#if defined(__clang__) || (defined(__GNUC__) && (__GNUC__ >= 6))
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#define JSON_USE_INT64_DOUBLE_CONVERSION 1
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#endif
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#if !defined(JSON_IS_AMALGAMATION)
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#include "allocator.h"
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#include "version.h"
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#endif // if !defined(JSON_IS_AMALGAMATION)
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namespace Json {
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using Int = int;
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using UInt = unsigned int;
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#if defined(JSON_NO_INT64)
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using LargestInt = int;
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using LargestUInt = unsigned int;
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#undef JSON_HAS_INT64
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#else // if defined(JSON_NO_INT64)
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// For Microsoft Visual use specific types as long long is not supported
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#if defined(_MSC_VER) // Microsoft Visual Studio
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using Int64 = __int64;
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using UInt64 = unsigned __int64;
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#else // if defined(_MSC_VER) // Other platforms, use long long
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using Int64 = int64_t;
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using UInt64 = uint64_t;
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#endif // if defined(_MSC_VER)
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using LargestInt = Int64;
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using LargestUInt = UInt64;
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#define JSON_HAS_INT64
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#endif // if defined(JSON_NO_INT64)
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template <typename T>
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using Allocator =
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typename std::conditional<JSONCPP_USING_SECURE_MEMORY, SecureAllocator<T>,
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std::allocator<T>>::type;
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using String = std::basic_string<char, std::char_traits<char>, Allocator<char>>;
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using IStringStream =
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std::basic_istringstream<String::value_type, String::traits_type,
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String::allocator_type>;
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using OStringStream =
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std::basic_ostringstream<String::value_type, String::traits_type,
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String::allocator_type>;
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using IStream = std::istream;
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using OStream = std::ostream;
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} // namespace Json
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// Legacy names (formerly macros).
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using JSONCPP_STRING = Json::String;
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using JSONCPP_ISTRINGSTREAM = Json::IStringStream;
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using JSONCPP_OSTRINGSTREAM = Json::OStringStream;
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using JSONCPP_ISTREAM = Json::IStream;
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using JSONCPP_OSTREAM = Json::OStream;
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#endif // JSON_CONFIG_H_INCLUDED
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