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author | Jörg Frings-Fürst <debian@jff.email> | 2025-03-19 15:41:36 +0100 |
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committer | Jörg Frings-Fürst <debian@jff.email> | 2025-03-19 15:41:36 +0100 |
commit | 018e1ba581ec6f01f069a45ec4cf89f152b44d5f (patch) | |
tree | 0e7dda4bb693a6714066fbe5efcd2f24ff7c1a65 /libcutl/cutl/details/boost/limits.hpp | |
parent | 1c188393cd2e271ed2581471b601fb5960777fd8 (diff) |
remerge
Diffstat (limited to 'libcutl/cutl/details/boost/limits.hpp')
-rw-r--r-- | libcutl/cutl/details/boost/limits.hpp | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/libcutl/cutl/details/boost/limits.hpp b/libcutl/cutl/details/boost/limits.hpp new file mode 100644 index 0000000..597a131 --- /dev/null +++ b/libcutl/cutl/details/boost/limits.hpp @@ -0,0 +1,146 @@ + +// (C) Copyright John maddock 1999. +// (C) David Abrahams 2002. 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) +// +// use this header as a workaround for missing <limits> + +// See http://www.boost.org/libs/compatibility/index.html for documentation. + +#ifndef BOOST_LIMITS +#define BOOST_LIMITS + +#include <cutl/details/boost/config.hpp> + +#ifdef BOOST_NO_LIMITS +# error "There is no std::numeric_limits suppport available." +#else +# include <limits> +#endif + +#if (defined(BOOST_HAS_LONG_LONG) && defined(BOOST_NO_LONG_LONG_NUMERIC_LIMITS)) \ + || (defined(BOOST_HAS_MS_INT64) && defined(BOOST_NO_MS_INT64_NUMERIC_LIMITS)) +// Add missing specializations for numeric_limits: +#ifdef BOOST_HAS_MS_INT64 +# define BOOST_LLT __int64 +# define BOOST_ULLT unsigned __int64 +#else +# define BOOST_LLT ::cutl_details_boost::long_long_type +# define BOOST_ULLT ::cutl_details_boost::ulong_long_type +#endif + +#include <climits> // for CHAR_BIT + +namespace std +{ + template<> + class numeric_limits<BOOST_LLT> + { + public: + + BOOST_STATIC_CONSTANT(bool, is_specialized = true); +#ifdef BOOST_HAS_MS_INT64 + static BOOST_LLT min BOOST_PREVENT_MACRO_SUBSTITUTION (){ return 0x8000000000000000i64; } + static BOOST_LLT max BOOST_PREVENT_MACRO_SUBSTITUTION (){ return 0x7FFFFFFFFFFFFFFFi64; } +#elif defined(LLONG_MAX) + static BOOST_LLT min BOOST_PREVENT_MACRO_SUBSTITUTION (){ return LLONG_MIN; } + static BOOST_LLT max BOOST_PREVENT_MACRO_SUBSTITUTION (){ return LLONG_MAX; } +#elif defined(LONGLONG_MAX) + static BOOST_LLT min BOOST_PREVENT_MACRO_SUBSTITUTION (){ return LONGLONG_MIN; } + static BOOST_LLT max BOOST_PREVENT_MACRO_SUBSTITUTION (){ return LONGLONG_MAX; } +#else + static BOOST_LLT min BOOST_PREVENT_MACRO_SUBSTITUTION (){ return 1LL << (sizeof(BOOST_LLT) * CHAR_BIT - 1); } + static BOOST_LLT max BOOST_PREVENT_MACRO_SUBSTITUTION (){ return ~(min)(); } +#endif + BOOST_STATIC_CONSTANT(int, digits = sizeof(BOOST_LLT) * CHAR_BIT -1); + BOOST_STATIC_CONSTANT(int, digits10 = (CHAR_BIT * sizeof (BOOST_LLT) - 1) * 301L / 1000); + BOOST_STATIC_CONSTANT(bool, is_signed = true); + BOOST_STATIC_CONSTANT(bool, is_integer = true); + BOOST_STATIC_CONSTANT(bool, is_exact = true); + BOOST_STATIC_CONSTANT(int, radix = 2); + static BOOST_LLT epsilon() throw() { return 0; }; + static BOOST_LLT round_error() throw() { return 0; }; + + BOOST_STATIC_CONSTANT(int, min_exponent = 0); + BOOST_STATIC_CONSTANT(int, min_exponent10 = 0); + BOOST_STATIC_CONSTANT(int, max_exponent = 0); + BOOST_STATIC_CONSTANT(int, max_exponent10 = 0); + + BOOST_STATIC_CONSTANT(bool, has_infinity = false); + BOOST_STATIC_CONSTANT(bool, has_quiet_NaN = false); + BOOST_STATIC_CONSTANT(bool, has_signaling_NaN = false); + BOOST_STATIC_CONSTANT(bool, has_denorm = false); + BOOST_STATIC_CONSTANT(bool, has_denorm_loss = false); + static BOOST_LLT infinity() throw() { return 0; }; + static BOOST_LLT quiet_NaN() throw() { return 0; }; + static BOOST_LLT signaling_NaN() throw() { return 0; }; + static BOOST_LLT denorm_min() throw() { return 0; }; + + BOOST_STATIC_CONSTANT(bool, is_iec559 = false); + BOOST_STATIC_CONSTANT(bool, is_bounded = true); + BOOST_STATIC_CONSTANT(bool, is_modulo = true); + + BOOST_STATIC_CONSTANT(bool, traps = false); + BOOST_STATIC_CONSTANT(bool, tinyness_before = false); + BOOST_STATIC_CONSTANT(float_round_style, round_style = round_toward_zero); + + }; + + template<> + class numeric_limits<BOOST_ULLT> + { + public: + + BOOST_STATIC_CONSTANT(bool, is_specialized = true); +#ifdef BOOST_HAS_MS_INT64 + static BOOST_ULLT min BOOST_PREVENT_MACRO_SUBSTITUTION (){ return 0ui64; } + static BOOST_ULLT max BOOST_PREVENT_MACRO_SUBSTITUTION (){ return 0xFFFFFFFFFFFFFFFFui64; } +#elif defined(ULLONG_MAX) && defined(ULLONG_MIN) + static BOOST_ULLT min BOOST_PREVENT_MACRO_SUBSTITUTION (){ return ULLONG_MIN; } + static BOOST_ULLT max BOOST_PREVENT_MACRO_SUBSTITUTION (){ return ULLONG_MAX; } +#elif defined(ULONGLONG_MAX) && defined(ULONGLONG_MIN) + static BOOST_ULLT min BOOST_PREVENT_MACRO_SUBSTITUTION (){ return ULONGLONG_MIN; } + static BOOST_ULLT max BOOST_PREVENT_MACRO_SUBSTITUTION (){ return ULONGLONG_MAX; } +#else + static BOOST_ULLT min BOOST_PREVENT_MACRO_SUBSTITUTION (){ return 0uLL; } + static BOOST_ULLT max BOOST_PREVENT_MACRO_SUBSTITUTION (){ return ~0uLL; } +#endif + BOOST_STATIC_CONSTANT(int, digits = sizeof(BOOST_LLT) * CHAR_BIT); + BOOST_STATIC_CONSTANT(int, digits10 = (CHAR_BIT * sizeof (BOOST_LLT)) * 301L / 1000); + BOOST_STATIC_CONSTANT(bool, is_signed = false); + BOOST_STATIC_CONSTANT(bool, is_integer = true); + BOOST_STATIC_CONSTANT(bool, is_exact = true); + BOOST_STATIC_CONSTANT(int, radix = 2); + static BOOST_ULLT epsilon() throw() { return 0; }; + static BOOST_ULLT round_error() throw() { return 0; }; + + BOOST_STATIC_CONSTANT(int, min_exponent = 0); + BOOST_STATIC_CONSTANT(int, min_exponent10 = 0); + BOOST_STATIC_CONSTANT(int, max_exponent = 0); + BOOST_STATIC_CONSTANT(int, max_exponent10 = 0); + + BOOST_STATIC_CONSTANT(bool, has_infinity = false); + BOOST_STATIC_CONSTANT(bool, has_quiet_NaN = false); + BOOST_STATIC_CONSTANT(bool, has_signaling_NaN = false); + BOOST_STATIC_CONSTANT(bool, has_denorm = false); + BOOST_STATIC_CONSTANT(bool, has_denorm_loss = false); + static BOOST_ULLT infinity() throw() { return 0; }; + static BOOST_ULLT quiet_NaN() throw() { return 0; }; + static BOOST_ULLT signaling_NaN() throw() { return 0; }; + static BOOST_ULLT denorm_min() throw() { return 0; }; + + BOOST_STATIC_CONSTANT(bool, is_iec559 = false); + BOOST_STATIC_CONSTANT(bool, is_bounded = true); + BOOST_STATIC_CONSTANT(bool, is_modulo = true); + + BOOST_STATIC_CONSTANT(bool, traps = false); + BOOST_STATIC_CONSTANT(bool, tinyness_before = false); + BOOST_STATIC_CONSTANT(float_round_style, round_style = round_toward_zero); + + }; +} +#endif + +#endif + |