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+// Boost.Units - A C++ library for zero-overhead dimensional analysis and
+// unit/quantity manipulation and conversion
+//
+// Copyright (C) 2003-2008 Matthias Christian Schabel
+// Copyright (C) 2007-2008 Steven Watanabe
+//
+// Distributed under the Boost Software License, Version 1.0. (See
+// accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt)
+
+#ifndef BOOST_UNITS_LIMITS_HPP
+#define BOOST_UNITS_LIMITS_HPP
+
+///
+/// \file
+/// \brief specialize std::numeric_limits for units.
+///
+
+#include <limits>
+
+#include <boost/units/units_fwd.hpp>
+
+namespace std {
+
+template<class Unit, class T>
+class numeric_limits< ::boost::units::quantity<Unit, T> >
+{
+ public:
+ typedef ::boost::units::quantity<Unit, T> quantity_type;
+ static const bool is_specialized = std::numeric_limits<T>::is_specialized;
+ static quantity_type (min)() { return(quantity_type::from_value((std::numeric_limits<T>::min)())); }
+ static quantity_type (max)() { return(quantity_type::from_value((std::numeric_limits<T>::max)())); }
+ static const int digits = std::numeric_limits<T>::digits;
+ static const int digits10 = std::numeric_limits<T>::digits10;
+ static const bool is_signed = std::numeric_limits<T>::is_signed;
+ static const bool is_integer = std::numeric_limits<T>::is_integer;
+ static const bool is_exact = std::numeric_limits<T>::is_exact;
+ static const int radix = std::numeric_limits<T>::radix;
+ static quantity_type epsilon() { return(quantity_type::from_value(std::numeric_limits<T>::epsilon())); }
+ static quantity_type round_error() { return(quantity_type::from_value(std::numeric_limits<T>::round_error())); }
+ static const int min_exponent = std::numeric_limits<T>::min_exponent;
+ static const int min_exponent10 = std::numeric_limits<T>::min_exponent10;
+ static const int max_exponent = std::numeric_limits<T>::max_exponent;
+ static const int max_exponent10 = std::numeric_limits<T>::max_exponent10;
+ static const bool has_infinity = std::numeric_limits<T>::has_infinity;
+ static const bool has_quiet_NaN = std::numeric_limits<T>::has_quiet_NaN;
+ static const bool has_signaling_NaN = std::numeric_limits<T>::has_signaling_NaN;
+ static const bool has_denorm_loss = std::numeric_limits<T>::has_denorm_loss;
+ static quantity_type infinity() { return(quantity_type::from_value(std::numeric_limits<T>::infinity())); }
+ static quantity_type quiet_NaN() { return(quantity_type::from_value(std::numeric_limits<T>::quiet_NaN())); }
+ static quantity_type signaling_NaN() { return(quantity_type::from_value(std::numeric_limits<T>::signaling_NaN())); }
+ static quantity_type denorm_min() { return(quantity_type::from_value(std::numeric_limits<T>::denorm_min())); }
+ static const bool is_iec559 = std::numeric_limits<T>::is_iec559;
+ static const bool is_bounded = std::numeric_limits<T>::is_bounded;
+ static const bool is_modulo = std::numeric_limits<T>::is_modulo;
+ static const bool traps = std::numeric_limits<T>::traps;
+ static const bool tinyness_before = std::numeric_limits<T>::tinyness_before;
+#if defined(_STLP_STATIC_CONST_INIT_BUG)
+ static const int has_denorm = std::numeric_limits<T>::has_denorm;
+ static const int round_style = std::numeric_limits<T>::round_style;
+#else
+ static const float_denorm_style has_denorm = std::numeric_limits<T>::has_denorm;
+ static const float_round_style round_style = std::numeric_limits<T>::round_style;
+#endif
+};
+
+}
+
+#endif // BOOST_UNITS_LIMITS_HPP