add boost on mac
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122
macx64/include/boost/spirit/home/support/numeric_traits.hpp
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122
macx64/include/boost/spirit/home/support/numeric_traits.hpp
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// Copyright (c) 2001-2011 Hartmut Kaiser
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#if !defined(BOOST_SPIRIT_NUMERIC_TRAITS_JAN_07_2011_0722AM)
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#define BOOST_SPIRIT_NUMERIC_TRAITS_JAN_07_2011_0722AM
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#if defined(_MSC_VER)
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#pragma once
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#endif
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#include <boost/config.hpp>
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#include <boost/limits.hpp>
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#include <boost/mpl/bool.hpp>
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namespace boost { namespace spirit { namespace traits
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{
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///////////////////////////////////////////////////////////////////////////
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// Determine if T is a boolean type
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///////////////////////////////////////////////////////////////////////////
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template <typename T>
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struct is_bool : mpl::false_ {};
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template <typename T>
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struct is_bool<T const> : is_bool<T> {};
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template <>
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struct is_bool<bool> : mpl::true_ {};
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///////////////////////////////////////////////////////////////////////////
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// Determine if T is a signed integer type
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///////////////////////////////////////////////////////////////////////////
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template <typename T>
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struct is_int : mpl::false_ {};
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template <typename T>
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struct is_int<T const> : is_int<T> {};
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template <>
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struct is_int<short> : mpl::true_ {};
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template <>
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struct is_int<int> : mpl::true_ {};
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template <>
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struct is_int<long> : mpl::true_ {};
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#ifdef BOOST_HAS_LONG_LONG
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template <>
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struct is_int<boost::long_long_type> : mpl::true_ {};
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#endif
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///////////////////////////////////////////////////////////////////////////
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// Determine if T is an unsigned integer type
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///////////////////////////////////////////////////////////////////////////
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template <typename T>
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struct is_uint : mpl::false_ {};
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template <typename T>
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struct is_uint<T const> : is_uint<T> {};
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#if !defined(BOOST_NO_INTRINSIC_WCHAR_T)
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template <>
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struct is_uint<unsigned short> : mpl::true_ {};
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#endif
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template <>
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struct is_uint<unsigned int> : mpl::true_ {};
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template <>
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struct is_uint<unsigned long> : mpl::true_ {};
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#ifdef BOOST_HAS_LONG_LONG
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template <>
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struct is_uint<boost::ulong_long_type> : mpl::true_ {};
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#endif
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///////////////////////////////////////////////////////////////////////////
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// Determine if T is a floating point type
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///////////////////////////////////////////////////////////////////////////
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template <typename T>
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struct is_real : mpl::false_ {};
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template <typename T>
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struct is_real<T const> : is_uint<T> {};
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template <>
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struct is_real<float> : mpl::true_ {};
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template <>
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struct is_real<double> : mpl::true_ {};
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template <>
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struct is_real<long double> : mpl::true_ {};
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///////////////////////////////////////////////////////////////////////////
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// customization points for numeric operations
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///////////////////////////////////////////////////////////////////////////
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template <typename T, typename Enable = void>
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struct absolute_value;
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template <typename T, typename Enable = void>
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struct is_negative;
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template <typename T, typename Enable = void>
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struct is_zero;
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template <typename T, typename Enable = void>
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struct pow10_helper;
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template <typename T, typename Enable = void>
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struct is_nan;
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template <typename T, typename Enable = void>
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struct is_infinite;
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template <typename T, typename Enable = void>
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struct check_overflow : mpl::bool_<std::numeric_limits<T>::is_bounded> {};
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}}}
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#endif
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