diff -r 666f914201fb -r 2fe1408b6811 epoc32/include/stdapis/stlport/stl/_limits.h --- a/epoc32/include/stdapis/stlport/stl/_limits.h Tue Nov 24 13:55:44 2009 +0000 +++ b/epoc32/include/stdapis/stlport/stl/_limits.h Tue Mar 16 16:12:26 2010 +0000 @@ -1,1 +1,567 @@ -_limits.h +/* + * © Portions copyright (c) 2006-2007 Nokia Corporation. All rights reserved. + * Copyright (c) 1997 + * Silicon Graphics Computer Systems, Inc. + * + * Copyright (c) 1999 + * Boris Fomitchev + * + * This material is provided "as is", with absolutely no warranty expressed + * or implied. Any use is at your own risk. + * + * Permission to use or copy this software for any purpose is hereby granted + * without fee, provided the above notices are retained on all copies. + * Permission to modify the code and to distribute modified code is granted, + * provided the above notices are retained, and a notice that the code was + * modified is included with the above copyright notice. + * + */ + +/* NOTE: This may be not portable code. Parts of numeric_limits<> are + * inherently machine-dependent. At present this file is suitable + * for the MIPS, SPARC, Alpha and ia32 architectures. + */ + +#ifndef _STLP_INTERNAL_LIMITS_H +# define _STLP_INTERNAL_LIMITS_H + +#ifndef _STLP_CLIMITS +# include +#endif + +#ifndef _STLP_CFLOAT +# include +#endif + +#if !defined (_STLP_NO_WCHAR_T) && !defined (_STLP_CWCHAR_H) +# include +#endif + +_STLP_BEGIN_NAMESPACE + +enum float_round_style { + round_indeterminate = -1, + round_toward_zero = 0, + round_to_nearest = 1, + round_toward_infinity = 2, + round_toward_neg_infinity = 3 +}; + +enum float_denorm_style { + denorm_indeterminate = -1, + denorm_absent = 0, + denorm_present = 1 +}; + +// Base class for all specializations of numeric_limits. + +template +class _Numeric_limits_base { +public: + + static __number (_STLP_CALL min)() _STLP_NOTHROW { return __number(); } + static __number (_STLP_CALL max)() _STLP_NOTHROW { return __number(); } + +# if defined ( _STLP_STATIC_CONST_INIT_BUG) + enum { +# else + static const int +# endif + + digits = 0, + digits10 = 0, + radix = 0, + min_exponent = 0, + min_exponent10 = 0, + max_exponent = 0, + max_exponent10 = 0 + +# if defined ( _STLP_STATIC_CONST_INIT_BUG) + , + has_denorm = denorm_absent, + round_style = round_toward_zero, +# else + ; + static const float_denorm_style has_denorm = denorm_absent; + static const float_round_style round_style = round_toward_zero; + static const bool +# endif + + is_specialized = false, + is_signed = false, + is_integer = false, + is_exact = false, + has_infinity = false, + has_quiet_NaN = false, + has_signaling_NaN = false, + has_denorm_loss = false, + is_iec559 = false, + is_bounded = false, + is_modulo = false, + traps = false, + tinyness_before = false +# if defined ( _STLP_STATIC_CONST_INIT_BUG) + } +# endif + ; + + static __number _STLP_CALL epsilon() _STLP_NOTHROW { return __number(); } + static __number _STLP_CALL round_error() _STLP_NOTHROW { return __number(); } + + static __number _STLP_CALL infinity() _STLP_NOTHROW { return __number(); } + static __number _STLP_CALL quiet_NaN() _STLP_NOTHROW { return __number(); } + static __number _STLP_CALL signaling_NaN() _STLP_NOTHROW { return __number(); } + static __number _STLP_CALL denorm_min() _STLP_NOTHROW { return __number(); } + + +}; + +// Base class for integers. + +# ifdef _STLP_LIMITED_DEFAULT_TEMPLATES +# ifdef _STLP_LONG_LONG +# define _STLP_LIMITS_MIN_TYPE _STLP_LONG_LONG +# define _STLP_LIMITS_MAX_TYPE unsigned _STLP_LONG_LONG +# else +# define _STLP_LIMITS_MIN_TYPE long +# define _STLP_LIMITS_MAX_TYPE unsigned long +# endif +# else +# define _STLP_LIMITS_MIN_TYPE _Int +# define _STLP_LIMITS_MAX_TYPE _Int +# endif /* _STLP_LIMITED_DEFAULT_TEMPLATES */ + +template +class _Integer_limits : public _Numeric_limits_base<_Int> +{ +public: + + static _Int (_STLP_CALL min) () _STLP_NOTHROW { return (_Int)__imin; } + static _Int (_STLP_CALL max) () _STLP_NOTHROW { return (_Int)__imax; } + +# if defined ( _STLP_STATIC_CONST_INIT_BUG) + enum { +# else + static const int +# endif + digits = (__idigits < 0) ? + ((int)((sizeof(_Int) * (CHAR_BIT))) - ((__imin == 0) ? 0 : 1)) + : (__idigits), + digits10 = (digits * 301UL) / 1000, + radix = 2 +# if ! defined ( _STLP_STATIC_CONST_INIT_BUG) + ; + static const bool +# else + , +# endif + is_specialized = true, + is_signed = (__imin != 0), + is_integer = true, + is_exact = true, + is_bounded = true, + is_modulo = __ismod +# if defined ( _STLP_STATIC_CONST_INIT_BUG) + } +# endif + ; +}; + +// Base class for floating-point numbers. +template +class _Floating_limits : public _Numeric_limits_base<__number> +{ +public: + +# if defined ( _STLP_STATIC_CONST_INIT_BUG) + enum { +# else + static const int +# endif + + digits = __Digits, + digits10 = __Digits10, + + radix = ( FLT_RADIX /* 2 */ ), + min_exponent = __MinExp, + max_exponent = __MaxExp, + min_exponent10 = __MinExp10, + max_exponent10 = __MaxExp10 + +# if defined (_STLP_STATIC_CONST_INIT_BUG) + , + has_denorm = denorm_indeterminate, + round_style = __RoundStyle, +# else + ; + static const float_denorm_style has_denorm = denorm_indeterminate; + static const float_round_style round_style = __RoundStyle; + static const bool +# endif + + is_specialized = true, + is_signed = true, + +#if (!defined(_CRAY) || !defined(_CRAYIEEE)) + has_infinity = true, + has_quiet_NaN = true, + has_signaling_NaN= true, +#else + has_infinity = false, + has_quiet_NaN = false, + has_signaling_NaN= false, +#endif + + has_denorm_loss = false, + is_iec559 = __IsIEC559, + is_bounded = true, + traps = true, + tinyness_before= false + +# if defined ( _STLP_STATIC_CONST_INIT_BUG) + } +# endif + ; + +}; + +// Class numeric_limits + +// The unspecialized class. + +template +class numeric_limits : public _Numeric_limits_base<_Tp> {}; + +// Specializations for all built-in integral types. + +#ifndef _STLP_NO_BOOL + +_STLP_TEMPLATE_NULL +class numeric_limits + : public _Integer_limits +{}; + +#endif /* _STLP_NO_BOOL */ + +_STLP_TEMPLATE_NULL +class numeric_limits + : public _Integer_limits +{}; + +# ifndef _STLP_NO_SIGNED_BUILTINS +_STLP_TEMPLATE_NULL +class numeric_limits + : public _Integer_limits +{}; +# endif + +_STLP_TEMPLATE_NULL +class numeric_limits + : public _Integer_limits +{}; + +#ifdef __SYMBIAN32__ +#if !defined ( _STLP_NO_WCHAR_T ) +_STLP_TEMPLATE_NULL +class numeric_limits + : public _Integer_limits +{}; + +#endif +#else +#if !(defined ( _STLP_NO_WCHAR_T ) || defined (_STLP_WCHAR_T_IS_USHORT)) + +_STLP_TEMPLATE_NULL +class numeric_limits + : public _Integer_limits +{}; +#endif +#endif + +_STLP_TEMPLATE_NULL +class numeric_limits + : public _Integer_limits +{}; + +_STLP_TEMPLATE_NULL +class numeric_limits + : public _Integer_limits +{}; + +# if defined (__xlC__) && (__xlC__ == 0x500) +# undef INT_MIN +# define INT_MIN -2147483648 +# endif + + +_STLP_TEMPLATE_NULL +class numeric_limits + : public _Integer_limits +{}; + +_STLP_TEMPLATE_NULL +class numeric_limits + : public _Integer_limits +{}; + +_STLP_TEMPLATE_NULL +class numeric_limits + : public _Integer_limits +{}; + +_STLP_TEMPLATE_NULL +class numeric_limits + : public _Integer_limits +{}; + +#ifdef _STLP_LONG_LONG + +# if defined (_STLP_MSVC) || defined (__BORLANDC__) + +# define LONGLONG_MAX 0x7fffffffffffffffi64 +# define LONGLONG_MIN (-LONGLONG_MAX-1i64) +# define ULONGLONG_MAX 0xffffffffffffffffUi64 + +# else + +# ifndef LONGLONG_MAX +# define LONGLONG_MAX 0x7fffffffffffffffLL +# endif +# ifndef LONGLONG_MIN +# define LONGLONG_MIN (-LONGLONG_MAX-1LL) +# endif +# ifndef ULONGLONG_MAX +# define ULONGLONG_MAX 0xffffffffffffffffULL +# endif + +# endif + +#if !defined(__GNUC__) || (__GNUC__ == 2 && __GNUC_MINOR__ <= 96) + +_STLP_TEMPLATE_NULL +class numeric_limits<_STLP_LONG_LONG> + : public _Integer_limits<_STLP_LONG_LONG, LONGLONG_MIN, LONGLONG_MAX, -1, true> +{}; + +_STLP_TEMPLATE_NULL +class numeric_limits + : public _Integer_limits +{}; +#else /* gcc 2.97 (after 2000-11-01), 2.98, 3.0 */ +/* + newest gcc has new mangling scheme, that has problem + with generating name [instantiated] of template specialization like + _Integer_limits<_STLP_LONG_LONG, LONGLONG_MIN, LONGLONG_MAX, -1, true> + ~~~~~~~~~~~~ ~~~~~~~~~~~~ + Below is code that solve this problem. + - ptr + */ +_STLP_TEMPLATE_NULL +class numeric_limits<_STLP_LONG_LONG> + : public _Numeric_limits_base<_STLP_LONG_LONG> +{ +public: + + static _STLP_LONG_LONG (_STLP_CALL min) () _STLP_NOTHROW { return LONGLONG_MIN; } + static _STLP_LONG_LONG (_STLP_CALL max) () _STLP_NOTHROW { return LONGLONG_MAX; } + +# if defined ( _STLP_STATIC_CONST_INIT_BUG) + enum { +# else + static const int +# endif + digits = ((int)((sizeof(_STLP_LONG_LONG) * (CHAR_BIT))) - 1), + digits10 = (digits * 301UL) / 1000, + radix = 2 +# if ! defined ( _STLP_STATIC_CONST_INIT_BUG) + ; + static const bool +# else + , +# endif + is_specialized = true, + is_signed = true, + is_integer = true, + is_exact = true, + is_bounded = true, + is_modulo = true +# if defined ( _STLP_STATIC_CONST_INIT_BUG) + } +# endif + ; +}; + +_STLP_TEMPLATE_NULL +class numeric_limits + : public _Numeric_limits_base +{ +public: + + static unsigned _STLP_LONG_LONG (_STLP_CALL min) () _STLP_NOTHROW { return 0ULL; } + static unsigned _STLP_LONG_LONG (_STLP_CALL max) () _STLP_NOTHROW { return ULONGLONG_MAX; } + +# if defined ( _STLP_STATIC_CONST_INIT_BUG) + enum { +# else + static const int +# endif + digits = ((int)((sizeof(unsigned _STLP_LONG_LONG) * (CHAR_BIT)))), + digits10 = (digits * 301UL) / 1000, + radix = 2 +# if ! defined ( _STLP_STATIC_CONST_INIT_BUG) + ; + static const bool +# else + , +# endif + is_specialized = true, + is_signed = false, + is_integer = true, + is_exact = true, + is_bounded = true, + is_modulo = true +# if defined ( _STLP_STATIC_CONST_INIT_BUG) + } +# endif + ; +}; + +# endif /* __GNUC__ > 2000-11-01 */ + +#endif /* _STLP_LONG_LONG */ + +// Specializations for all built-in floating-point types. + +union _F_rep +{ + unsigned short rep[2]; + float val; +}; +union _D_rep +{ + unsigned short rep[4]; + double val; +}; + +# ifndef _STLP_NO_LONG_DOUBLE +union _L_rep +{ + unsigned short rep[8]; + long double val; +}; +# endif + +template +class _LimG +{ +public: + static const _F_rep _F_inf; + static const _F_rep _F_qNaN; + static const _F_rep _F_sNaN; + static const _D_rep _D_inf; + static const _D_rep _D_qNaN; + static const _D_rep _D_sNaN; + +# ifndef _STLP_NO_LONG_DOUBLE + static const _L_rep _L_inf; + static const _L_rep _L_qNaN; + static const _L_rep _L_sNaN; +# endif +}; + +# if defined (_STLP_USE_TEMPLATE_EXPORT) +_STLP_EXPORT_TEMPLATE_CLASS _LimG; +# endif + +_STLP_TEMPLATE_NULL class numeric_limits + : public _Floating_limits +{ +public: + static float (_STLP_CALL min) () _STLP_NOTHROW { return FLT_MIN; } + static float _STLP_CALL denorm_min() _STLP_NOTHROW { return FLT_MIN; } + static float (_STLP_CALL max) () _STLP_NOTHROW { _STLP_USING_VENDOR_CSTD return FLT_MAX; } + static float _STLP_CALL epsilon() _STLP_NOTHROW { return FLT_EPSILON; } + static float _STLP_CALL round_error() _STLP_NOTHROW { return 0.5f; } // Units: ulps. + static float _STLP_CALL infinity() { return _LimG::_F_inf.val; } + static float _STLP_CALL quiet_NaN() { return _LimG::_F_qNaN.val; } + static float _STLP_CALL signaling_NaN() { return _LimG::_F_sNaN.val; } +}; + +_STLP_TEMPLATE_NULL class numeric_limits + : public _Floating_limits +{ +public: + static double (_STLP_CALL min)() _STLP_NOTHROW { return DBL_MIN; } + static double _STLP_CALL denorm_min() _STLP_NOTHROW { return DBL_MIN; } + static double (_STLP_CALL max)() _STLP_NOTHROW { _STLP_USING_VENDOR_CSTD return DBL_MAX; } + static double _STLP_CALL epsilon() _STLP_NOTHROW { return DBL_EPSILON; } + static double _STLP_CALL round_error() _STLP_NOTHROW { return 0.5; } // Units: ulps. + static double _STLP_CALL infinity() { return _LimG::_D_inf.val; } + static double _STLP_CALL quiet_NaN(){ return _LimG::_D_qNaN.val; } + static double _STLP_CALL signaling_NaN() { return _LimG::_D_sNaN.val; } +}; + +# ifndef _STLP_NO_LONG_DOUBLE + +_STLP_TEMPLATE_NULL +class numeric_limits + : public _Floating_limits +{ +public: + static long double (_STLP_CALL min) () _STLP_NOTHROW { _STLP_USING_VENDOR_CSTD return LDBL_MIN; } + static long double _STLP_CALL denorm_min() _STLP_NOTHROW { _STLP_USING_VENDOR_CSTD return LDBL_MIN; } + static long double (_STLP_CALL max) () _STLP_NOTHROW { _STLP_USING_VENDOR_CSTD return LDBL_MAX; } + static long double _STLP_CALL epsilon() _STLP_NOTHROW { return LDBL_EPSILON; } + static long double _STLP_CALL round_error() _STLP_NOTHROW { return 4; } // Units: ulps. + static long double _STLP_CALL infinity() { return _LimG::_L_inf.val; } + static long double _STLP_CALL quiet_NaN() { return _LimG::_L_qNaN.val; } + static long double _STLP_CALL signaling_NaN() { return _LimG::_L_sNaN.val; } +}; + +# endif + +// We write special values (Inf and NaN) as bit patterns and +// cast the the appropriate floating-point types. +_STLP_END_NAMESPACE + +# if !defined (_STLP_LINK_TIME_INSTANTIATION) +# include +# endif + +#endif + +// Local Variables: +// mode:C++ +// End: