122 lines
3.1 KiB
C++
122 lines
3.1 KiB
C++
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#pragma once
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/**
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@file
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@brief int type definition and macros
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Copyright (C) 2008 Cybozu Labs, Inc., all rights reserved.
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*/
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#if defined(_MSC_VER) && (MSC_VER <= 1500)
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typedef __int64 int64_t;
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typedef unsigned __int64 uint64_t;
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typedef unsigned int uint32_t;
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typedef int int32_t;
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typedef unsigned short uint16_t;
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typedef short int16_t;
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typedef unsigned char uint8_t;
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typedef signed char int8_t;
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#else
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#include <stdint.h>
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#endif
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#ifdef _MSC_VER
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#ifndef CYBOZU_DEFINED_SSIZE_T
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#define CYBOZU_DEFINED_SSIZE_T
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#ifdef _WIN64
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typedef int64_t ssize_t;
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#else
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typedef int32_t ssize_t;
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#endif
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#endif
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#else
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#include <unistd.h> // for ssize_t
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#endif
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#ifndef CYBOZU_ALIGN
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#ifdef _MSC_VER
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#define CYBOZU_ALIGN(x) __declspec(align(x))
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#else
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#define CYBOZU_ALIGN(x) __attribute__((aligned(x)))
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#endif
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#endif
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#ifndef CYBOZU_ALLOCA
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#ifdef _MSC_VER
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#include <malloc.h>
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#define CYBOZU_ALLOCA(x) _malloca(x)
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#else
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#define CYBOZU_ALLOCA_(x) __builtin_alloca(x)
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#endif
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#endif
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#ifndef CYBOZU_FOREACH
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// std::vector<int> v; CYBOZU_FOREACH(auto x, v) {...}
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#if defined(_MSC_VER) && (_MSC_VER >= 1400)
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#define CYBOZU_FOREACH(type_x, xs) for each (type_x in xs)
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#elif defined(__GNUC__)
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#define CYBOZU_FOREACH(type_x, xs) for (type_x : xs)
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#endif
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#endif
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#ifndef CYBOZU_NUM_OF_ARRAY
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#define CYBOZU_NUM_OF_ARRAY(x) (sizeof(x) / sizeof(*x))
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#endif
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#ifndef CYBOZU_SNPRINTF
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#ifdef _MSC_VER
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#define CYBOZU_SNPRINTF(x, len, ...) (void)_snprintf_s(x, len, len - 1, __VA_ARGS__)
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#else
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#define CYBOZU_SNPRINTF(x, len, ...) (void)snprintf(x, len, __VA_ARGS__)
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#endif
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#endif
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#define CYBOZU_CPP_VERSION_CPP03 0
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#define CYBOZU_CPP_VERSION_TR1 1
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#define CYBOZU_CPP_VERSION_CPP11 2
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#if (__cplusplus >= 201103) || (_MSC_VER >= 1500) || defined(__GXX_EXPERIMENTAL_CXX0X__)
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#if defined(_MSC_VER) && (_MSC_VER <= 1600)
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#define CYBOZU_CPP_VERSION CYBOZU_CPP_VERSION_TR1
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#else
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#define CYBOZU_CPP_VERSION CYBOZU_CPP_VERSION_CPP11
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#endif
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#elif (__GNUC__ >= 4 && __GNUC_MINOR__ >= 5) || (__clang_major__ >= 3)
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#define CYBOZU_CPP_VERSION CYBOZU_CPP_VERSION_TR1
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#else
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#define CYBOZU_CPP_VERSION CYBOZU_CPP_VERSION_CPP03
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#endif
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#if (CYBOZU_CPP_VERSION == CYBOZU_CPP_VERSION_TR1)
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#define CYBOZU_NAMESPACE_STD std::tr1
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#define CYBOZU_NAMESPACE_TR1_BEGIN namespace tr1 {
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#define CYBOZU_NAMESPACE_TR1_END }
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#else
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#define CYBOZU_NAMESPACE_STD std
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#define CYBOZU_NAMESPACE_TR1_BEGIN
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#define CYBOZU_NAMESPACE_TR1_END
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#endif
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#ifndef CYBOZU_OS_BIT
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#if defined(_WIN64) || defined(__x86_64__)
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#define CYBOZU_OS_BIT 64
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#else
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#define CYBOZU_OS_BIT 32
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#endif
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#endif
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#ifndef CYBOZU_ENDIAN
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#define CYBOZU_ENDIAN_UNKNOWN 0
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#define CYBOZU_ENDIAN_LITTLE 1
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#define CYBOZU_ENDIAN_BIG 2
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#if defined(_M_IX86) || defined(_M_AMD64) || defined(__x86_64__) || defined(__i386__)
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#define CYBOZU_ENDIAN CYBOZU_ENDIAN_LITTLE
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#else
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#define CYBOZU_ENDIAN CYBOZU_ENDIAN_UNKNOWN
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#endif
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#endif
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namespace cybozu {
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template<class T>
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void disable_warning_unused_variable(const T&) { }
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template<class T, class S>
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T cast(const S* ptr) { return static_cast<T>(static_cast<const void*>(ptr)); }
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template<class T, class S>
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T cast(S* ptr) { return static_cast<T>(static_cast<void*>(ptr)); }
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} // cybozu
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