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Diffstat (limited to 'third_party/libcxx/include/c++/v1/chrono')
| -rw-r--r-- | third_party/libcxx/include/c++/v1/chrono | 1176 |
1 files changed, 0 insertions, 1176 deletions
diff --git a/third_party/libcxx/include/c++/v1/chrono b/third_party/libcxx/include/c++/v1/chrono deleted file mode 100644 index abb678e..0000000 --- a/third_party/libcxx/include/c++/v1/chrono +++ /dev/null @@ -1,1176 +0,0 @@ -// -*- C++ -*- -//===----------------------------------------------------------------------===// -// -// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. -// See https://llvm.org/LICENSE.txt for license information. -// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception -// -//===----------------------------------------------------------------------===// - -#ifndef _LIBCPP_CHRONO -#define _LIBCPP_CHRONO - -// clang-format off - -/* - chrono synopsis - -#include <compare> // C++20 - -namespace std -{ -namespace chrono -{ - -template <class ToDuration, class Rep, class Period> -constexpr -ToDuration -duration_cast(const duration<Rep, Period>& fd); - -template <class Rep> struct treat_as_floating_point : is_floating_point<Rep> {}; - -template <class Rep> inline constexpr bool treat_as_floating_point_v - = treat_as_floating_point<Rep>::value; // C++17 - -template <class Rep> -struct duration_values -{ -public: - static constexpr Rep zero(); // noexcept in C++20 - static constexpr Rep max(); // noexcept in C++20 - static constexpr Rep min(); // noexcept in C++20 -}; - -// duration - -template <class Rep, class Period = ratio<1>> -class duration -{ - static_assert(!__is_duration<Rep>::value, "A duration representation can not be a duration"); - static_assert(__is_ratio<Period>::value, "Second template parameter of duration must be a std::ratio"); - static_assert(Period::num > 0, "duration period must be positive"); -public: - typedef Rep rep; - typedef typename _Period::type period; - - constexpr duration() = default; - template <class Rep2> - constexpr explicit duration(const Rep2& r, - typename enable_if - < - is_convertible<const Rep2&, rep>::value && - (treat_as_floating_point<rep>::value || - !treat_as_floating_point<rep>::value && !treat_as_floating_point<Rep2>::value) - >::type* = 0); - - // conversions - template <class Rep2, class Period2> - constexpr duration(const duration<Rep2, Period2>& d, - typename enable_if - < - treat_as_floating_point<rep>::value || - ratio_divide<Period2, period>::type::den == 1 - >::type* = 0); - - // observer - - constexpr rep count() const; - - // arithmetic - - constexpr common_type<duration>::type operator+() const; - constexpr common_type<duration>::type operator-() const; - constexpr duration& operator++(); // constexpr in C++17 - constexpr duration operator++(int); // constexpr in C++17 - constexpr duration& operator--(); // constexpr in C++17 - constexpr duration operator--(int); // constexpr in C++17 - - constexpr duration& operator+=(const duration& d); // constexpr in C++17 - constexpr duration& operator-=(const duration& d); // constexpr in C++17 - - duration& operator*=(const rep& rhs); // constexpr in C++17 - duration& operator/=(const rep& rhs); // constexpr in C++17 - duration& operator%=(const rep& rhs); // constexpr in C++17 - duration& operator%=(const duration& rhs); // constexpr in C++17 - - // special values - - static constexpr duration zero(); // noexcept in C++20 - static constexpr duration min(); // noexcept in C++20 - static constexpr duration max(); // noexcept in C++20 -}; - -typedef duration<long long, nano> nanoseconds; -typedef duration<long long, micro> microseconds; -typedef duration<long long, milli> milliseconds; -typedef duration<long long > seconds; -typedef duration< long, ratio< 60> > minutes; -typedef duration< long, ratio<3600> > hours; - -template <class Clock, class Duration = typename Clock::duration> -class time_point -{ -public: - typedef Clock clock; - typedef Duration duration; - typedef typename duration::rep rep; - typedef typename duration::period period; -private: - duration d_; // exposition only - -public: - time_point(); // has value "epoch" // constexpr in C++14 - explicit time_point(const duration& d); // same as time_point() + d // constexpr in C++14 - - // conversions - template <class Duration2> - time_point(const time_point<clock, Duration2>& t); // constexpr in C++14 - - // observer - - duration time_since_epoch() const; // constexpr in C++14 - - // arithmetic - - constexpr time_point& operator++(); // C++20 - constexpr time_point operator++(int); // C++20 - constexpr time_point& operator--(); // C++20 - constexpr time_point operator--(int); // C++20 - - time_point& operator+=(const duration& d); // constexpr in C++17 - time_point& operator-=(const duration& d); // constexpr in C++17 - - // special values - - static constexpr time_point min(); // noexcept in C++20 - static constexpr time_point max(); // noexcept in C++20 -}; - -} // chrono - -// common_type traits -template <class Rep1, class Period1, class Rep2, class Period2> - struct common_type<chrono::duration<Rep1, Period1>, chrono::duration<Rep2, Period2>>; - -template <class Clock, class Duration1, class Duration2> - struct common_type<chrono::time_point<Clock, Duration1>, chrono::time_point<Clock, Duration2>>; - -namespace chrono { - -// duration arithmetic -template <class Rep1, class Period1, class Rep2, class Period2> - constexpr - typename common_type<duration<Rep1, Period1>, duration<Rep2, Period2>>::type - operator+(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs); -template <class Rep1, class Period1, class Rep2, class Period2> - constexpr - typename common_type<duration<Rep1, Period1>, duration<Rep2, Period2>>::type - operator-(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs); -template <class Rep1, class Period, class Rep2> - constexpr - duration<typename common_type<Rep1, Rep2>::type, Period> - operator*(const duration<Rep1, Period>& d, const Rep2& s); -template <class Rep1, class Period, class Rep2> - constexpr - duration<typename common_type<Rep1, Rep2>::type, Period> - operator*(const Rep1& s, const duration<Rep2, Period>& d); -template <class Rep1, class Period, class Rep2> - constexpr - duration<typename common_type<Rep1, Rep2>::type, Period> - operator/(const duration<Rep1, Period>& d, const Rep2& s); -template <class Rep1, class Period1, class Rep2, class Period2> - constexpr - typename common_type<Rep1, Rep2>::type - operator/(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs); - -// duration comparisons -template <class Rep1, class Period1, class Rep2, class Period2> - constexpr - bool operator==(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs); -template <class Rep1, class Period1, class Rep2, class Period2> - constexpr - bool operator!=(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs); // removed in C++20 -template <class Rep1, class Period1, class Rep2, class Period2> - constexpr - bool operator< (const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs); -template <class Rep1, class Period1, class Rep2, class Period2> - constexpr - bool operator<=(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs); -template <class Rep1, class Period1, class Rep2, class Period2> - constexpr - bool operator> (const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs); -template <class Rep1, class Period1, class Rep2, class Period2> - constexpr - bool operator>=(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs); -template<class Rep1, class Period1, class Rep2, class Period2> - requires three_way_comparable<typename CT::rep> - constexpr auto operator<=>(const duration<Rep1, Period1>& lhs, - const duration<Rep2, Period2>& rhs); // since C++20 - -// duration_cast -template <class ToDuration, class Rep, class Period> - ToDuration duration_cast(const duration<Rep, Period>& d); - -template <class ToDuration, class Rep, class Period> - constexpr ToDuration floor(const duration<Rep, Period>& d); // C++17 -template <class ToDuration, class Rep, class Period> - constexpr ToDuration ceil(const duration<Rep, Period>& d); // C++17 -template <class ToDuration, class Rep, class Period> - constexpr ToDuration round(const duration<Rep, Period>& d); // C++17 - -template <class T> struct is_clock; // C++20 -template <class T> inline constexpr bool is_clock_v = is_clock<T>::value; // C++20 - -// duration I/O -template<class charT, class traits, class Rep, class Period> // C++20 - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, - const duration<Rep, Period>& d); - -// time_point arithmetic (all constexpr in C++14) -template <class Clock, class Duration1, class Rep2, class Period2> - time_point<Clock, typename common_type<Duration1, duration<Rep2, Period2>>::type> - operator+(const time_point<Clock, Duration1>& lhs, const duration<Rep2, Period2>& rhs); -template <class Rep1, class Period1, class Clock, class Duration2> - time_point<Clock, typename common_type<duration<Rep1, Period1>, Duration2>::type> - operator+(const duration<Rep1, Period1>& lhs, const time_point<Clock, Duration2>& rhs); -template <class Clock, class Duration1, class Rep2, class Period2> - time_point<Clock, typename common_type<Duration1, duration<Rep2, Period2>>::type> - operator-(const time_point<Clock, Duration1>& lhs, const duration<Rep2, Period2>& rhs); -template <class Clock, class Duration1, class Duration2> - typename common_type<Duration1, Duration2>::type - operator-(const time_point<Clock, Duration1>& lhs, const time_point<Clock, Duration2>& rhs); - -// time_point comparisons (all constexpr in C++14) -template <class Clock, class Duration1, class Duration2> - bool operator==(const time_point<Clock, Duration1>& lhs, const time_point<Clock, Duration2>& rhs); -template <class Clock, class Duration1, class Duration2> - bool operator!=(const time_point<Clock, Duration1>& lhs, const time_point<Clock, Duration2>& rhs); // removed in C++20 -template <class Clock, class Duration1, class Duration2> - bool operator< (const time_point<Clock, Duration1>& lhs, const time_point<Clock, Duration2>& rhs); -template <class Clock, class Duration1, class Duration2> - bool operator<=(const time_point<Clock, Duration1>& lhs, const time_point<Clock, Duration2>& rhs); -template <class Clock, class Duration1, class Duration2> - bool operator> (const time_point<Clock, Duration1>& lhs, const time_point<Clock, Duration2>& rhs); -template <class Clock, class Duration1, class Duration2> - bool operator>=(const time_point<Clock, Duration1>& lhs, const time_point<Clock, Duration2>& rhs); -template<class Clock, class Duration1, - three_way_comparable_with<Duration1> Duration2> - constexpr auto operator<=>(const time_point<Clock, Duration1>& lhs, - const time_point<Clock, Duration2>& rhs); // since C++20 - -// time_point_cast (constexpr in C++14) - -template <class ToDuration, class Clock, class Duration> - time_point<Clock, ToDuration> time_point_cast(const time_point<Clock, Duration>& t); - -template <class ToDuration, class Clock, class Duration> - constexpr time_point<Clock, ToDuration> - floor(const time_point<Clock, Duration>& tp); // C++17 - -template <class ToDuration, class Clock, class Duration> - constexpr time_point<Clock, ToDuration> - ceil(const time_point<Clock, Duration>& tp); // C++17 - -template <class ToDuration, class Clock, class Duration> - constexpr time_point<Clock, ToDuration> - round(const time_point<Clock, Duration>& tp); // C++17 - -template <class Rep, class Period> - constexpr duration<Rep, Period> abs(duration<Rep, Period> d); // C++17 - -// Clocks - -class system_clock -{ -public: - typedef microseconds duration; - typedef duration::rep rep; - typedef duration::period period; - typedef chrono::time_point<system_clock> time_point; - static const bool is_steady = false; // constexpr in C++14 - - static time_point now() noexcept; - static time_t to_time_t (const time_point& __t) noexcept; - static time_point from_time_t(time_t __t) noexcept; -}; - -template <class Duration> - using sys_time = time_point<system_clock, Duration>; // C++20 -using sys_seconds = sys_time<seconds>; // C++20 -using sys_days = sys_time<days>; // C++20 - -template<class charT, class traits, class Duration> // C++20 - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const sys_time<Duration>& tp); - -template<class charT, class traits> // C++20 - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const sys_days& dp); - -// [time.clock.utc], class utc_clock -class utc_clock { // C++20 -public: - using rep = a signed arithmetic type; - using period = ratio<unspecified, unspecified>; - using duration = chrono::duration<rep, period>; - using time_point = chrono::time_point<utc_clock>; - static constexpr bool is_steady = unspecified; - - static time_point now(); - - template<class Duration> - static sys_time<common_type_t<Duration, seconds>> - to_sys(const utc_time<Duration>& t); - template<class Duration> - static utc_time<common_type_t<Duration, seconds>> - from_sys(const sys_time<Duration>& t); -}; - -template<class Duration> -using utc_time = time_point<utc_clock, Duration>; // C++20 -using utc_seconds = utc_time<seconds>; // C++20 - -template<class charT, class traits, class Duration> // C++20 - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const utc_time<Duration>& t); - -struct leap_second_info { // C++20 - bool is_leap_second; - seconds elapsed; -}; - -template<class Duration> // C++20 - leap_second_info get_leap_second_info(const utc_time<Duration>& ut); - - -// [time.clock.tai], class tai_clock -class tai_clock { // C++20 -public: - using rep = a signed arithmetic type; - using period = ratio<unspecified, unspecified>; - using duration = chrono::duration<rep, period>; - using time_point = chrono::time_point<tai_clock>; - static constexpr bool is_steady = unspecified; - - static time_point now(); - - template<class Duration> - static utc_time<common_type_t<Duration, seconds>> - to_utc(const tai_time<Duration>& t); - template<class Duration> - static tai_time<common_type_t<Duration, seconds>> - from_utc(const utc_time<Duration>& t); -}; - -template<class Duration> -using tai_time = time_point<tai_clock, Duration>; // C++20 -using tai_seconds = tai_time<seconds>; // C++20 - -template<class charT, class traits, class Duration> // C++20 - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const tai_time<Duration>& t); - -// [time.clock.gps], class gps_clock -class gps_clock { // C++20 -public: - using rep = a signed arithmetic type; - using period = ratio<unspecified, unspecified>; - using duration = chrono::duration<rep, period>; - using time_point = chrono::time_point<gps_clock>; - static constexpr bool is_steady = unspecified; - - static time_point now(); - - template<class Duration> - static utc_time<common_type_t<Duration, seconds>> - to_utc(const gps_time<Duration>& t); - template<class Duration> - static gps_time<common_type_t<Duration, seconds>> - from_utc(const utc_time<Duration>& t); -}; - -template<class Duration> -using gps_time = time_point<gps_clock, Duration>; // C++20 -using gps_seconds = gps_time<seconds>; // C++20 - -template<class charT, class traits, class Duration> // C++20 - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const gps_time<Duration>& t); - -class file_clock // C++20 -{ -public: - typedef see-below rep; - typedef nano period; - typedef chrono::duration<rep, period> duration; - typedef chrono::time_point<file_clock> time_point; - static constexpr bool is_steady = false; - - static time_point now() noexcept; - - template<class Duration> - static sys_time<see-below> to_sys(const file_time<Duration>&); - - template<class Duration> - static file_time<see-below> from_sys(const sys_time<Duration>&); -}; - -template<class Duration> - using file_time = time_point<file_clock, Duration>; // C++20 - -template<class charT, class traits, class Duration> // C++20 - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const file_time<Duration>& tp); - -class steady_clock -{ -public: - typedef nanoseconds duration; - typedef duration::rep rep; - typedef duration::period period; - typedef chrono::time_point<steady_clock, duration> time_point; - static const bool is_steady = true; // constexpr in C++14 - - static time_point now() noexcept; -}; - -typedef steady_clock high_resolution_clock; - -// [time.clock.local] local time // C++20 -struct local_t {}; -template<class Duration> - using local_time = time_point<local_t, Duration>; -using local_seconds = local_time<seconds>; -using local_days = local_time<days>; - -template<class charT, class traits, class Duration> // C++20 - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const local_time<Duration>& tp); - -// [time.cal.last] class last_spec // C++20 -struct last_spec; - -// [time.cal.day] class day // C++20 - -class day; -constexpr bool operator==(const day& x, const day& y) noexcept; -constexpr strong_ordering operator<=>(const day& x, const day& y) noexcept; -constexpr day operator+(const day& x, const days& y) noexcept; -constexpr day operator+(const days& x, const day& y) noexcept; -constexpr day operator-(const day& x, const days& y) noexcept; -constexpr days operator-(const day& x, const day& y) noexcept; -template<class charT, class traits> - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const day& d); - -// [time.cal.month] class month // C++20 -class month; -constexpr bool operator==(const month& x, const month& y) noexcept; -constexpr strong_ordering operator<=>(const month& x, const month& y) noexcept; - -constexpr month operator+(const month& x, const months& y) noexcept; -constexpr month operator+(const months& x, const month& y) noexcept; -constexpr month operator-(const month& x, const months& y) noexcept; -constexpr months operator-(const month& x, const month& y) noexcept; -template<class charT, class traits> - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const month& m); - -// [time.cal.year] class year // C++20 -class year; -constexpr bool operator==(const year& x, const year& y) noexcept; -constexpr strong_ordering operator<=>(const year& x, const year& y) noexcept; - -constexpr year operator+(const year& x, const years& y) noexcept; -constexpr year operator+(const years& x, const year& y) noexcept; -constexpr year operator-(const year& x, const years& y) noexcept; -constexpr years operator-(const year& x, const year& y) noexcept; -template<class charT, class traits> - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const year& y); - -// [time.cal.wd] class weekday // C++20 -class weekday; - -constexpr bool operator==(const weekday& x, const weekday& y) noexcept; -constexpr weekday operator+(const weekday& x, const days& y) noexcept; -constexpr weekday operator+(const days& x, const weekday& y) noexcept; -constexpr weekday operator-(const weekday& x, const days& y) noexcept; -constexpr days operator-(const weekday& x, const weekday& y) noexcept; -template<class charT, class traits> - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const weekday& wd); - -// [time.cal.wdidx] class weekday_indexed // C++20 - -class weekday_indexed; -constexpr bool operator==(const weekday_indexed& x, const weekday_indexed& y) noexcept; - -template<class charT, class traits> - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const weekday_indexed& wdi); - -// [time.cal.wdlast] class weekday_last // C++20 -class weekday_last; - -constexpr bool operator==(const weekday_last& x, const weekday_last& y) noexcept; - -template<class charT, class traits> - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const weekday_last& wdl); - -// [time.cal.md] class month_day // C++20 -class month_day; - -constexpr bool operator==(const month_day& x, const month_day& y) noexcept; -constexpr strong_ordering operator<=>(const month_day& x, const month_day& y) noexcept; - -template<class charT, class traits> - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const month_day& md); - -// [time.cal.mdlast] class month_day_last // C++20 -class month_day_last; - -constexpr bool operator==(const month_day_last& x, const month_day_last& y) noexcept; -constexpr strong_ordering operator<=>(const month_day_last& x, const month_day_last& y) noexcept; - -template<class charT, class traits> - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const month_day_last& mdl); - -// [time.cal.mwd] class month_weekday // C++20 -class month_weekday; - -constexpr bool operator==(const month_weekday& x, const month_weekday& y) noexcept; - -template<class charT, class traits> - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const month_weekday& mwd); - -// [time.cal.mwdlast] class month_weekday_last // C++20 -class month_weekday_last; - -constexpr bool operator==(const month_weekday_last& x, const month_weekday_last& y) noexcept; - -template<class charT, class traits> - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const month_weekday_last& mwdl); - - -// [time.cal.ym] class year_month // C++20 -class year_month; - -constexpr bool operator==(const year_month& x, const year_month& y) noexcept; -constexpr strong_ordering operator<=>(const year_month& x, const year_month& y) noexcept; - -constexpr year_month operator+(const year_month& ym, const months& dm) noexcept; -constexpr year_month operator+(const months& dm, const year_month& ym) noexcept; -constexpr year_month operator-(const year_month& ym, const months& dm) noexcept; -constexpr months operator-(const year_month& x, const year_month& y) noexcept; -constexpr year_month operator+(const year_month& ym, const years& dy) noexcept; -constexpr year_month operator+(const years& dy, const year_month& ym) noexcept; -constexpr year_month operator-(const year_month& ym, const years& dy) noexcept; - -template<class charT, class traits> - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const year_month& ym); - -// [time.cal.ymd] class year_month_day class // C++20 -year_month_day; - -constexpr bool operator==(const year_month_day& x, const year_month_day& y) noexcept; -constexpr strong_ordering operator<=>(const year_month_day& x, const year_month_day& y) noexcept; - -constexpr year_month_day operator+(const year_month_day& ymd, const months& dm) noexcept; -constexpr year_month_day operator+(const months& dm, const year_month_day& ymd) noexcept; -constexpr year_month_day operator+(const year_month_day& ymd, const years& dy) noexcept; -constexpr year_month_day operator+(const years& dy, const year_month_day& ymd) noexcept; -constexpr year_month_day operator-(const year_month_day& ymd, const months& dm) noexcept; -constexpr year_month_day operator-(const year_month_day& ymd, const years& dy) noexcept; - -template<class charT, class traits> - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const year_month_day& ymd); - -// [time.cal.ymdlast] class year_month_day_last // C++20 -class year_month_day_last; - -constexpr bool operator==(const year_month_day_last& x, const year_month_day_last& y) noexcept; -constexpr strong_ordering operator<=>(const year_month_day_last_day& x, const year_month_day_last_day& y) noexcept; - -constexpr year_month_day_last - operator+(const year_month_day_last& ymdl, const months& dm) noexcept; -constexpr year_month_day_last - operator+(const months& dm, const year_month_day_last& ymdl) noexcept; -constexpr year_month_day_last - operator+(const year_month_day_last& ymdl, const years& dy) noexcept; -constexpr year_month_day_last - operator+(const years& dy, const year_month_day_last& ymdl) noexcept; -constexpr year_month_day_last - operator-(const year_month_day_last& ymdl, const months& dm) noexcept; -constexpr year_month_day_last - operator-(const year_month_day_last& ymdl, const years& dy) noexcept; - -template<class charT, class traits> - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const year_month_day_last& ymdl); - -// [time.cal.ymwd] class year_month_weekday // C++20 -class year_month_weekday; - -constexpr bool operator==(const year_month_weekday& x, - const year_month_weekday& y) noexcept; - -constexpr year_month_weekday - operator+(const year_month_weekday& ymwd, const months& dm) noexcept; -constexpr year_month_weekday - operator+(const months& dm, const year_month_weekday& ymwd) noexcept; -constexpr year_month_weekday - operator+(const year_month_weekday& ymwd, const years& dy) noexcept; -constexpr year_month_weekday - operator+(const years& dy, const year_month_weekday& ymwd) noexcept; -constexpr year_month_weekday - operator-(const year_month_weekday& ymwd, const months& dm) noexcept; -constexpr year_month_weekday - operator-(const year_month_weekday& ymwd, const years& dy) noexcept; - -template<class charT, class traits> - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const year_month_weekday& ymwd); - -// [time.cal.ymwdlast] class year_month_weekday_last // C++20 -class year_month_weekday_last; - -constexpr bool operator==(const year_month_weekday_last& x, - const year_month_weekday_last& y) noexcept; -constexpr year_month_weekday_last - operator+(const year_month_weekday_last& ymwdl, const months& dm) noexcept; -constexpr year_month_weekday_last - operator+(const months& dm, const year_month_weekday_last& ymwdl) noexcept; -constexpr year_month_weekday_last - operator+(const year_month_weekday_last& ymwdl, const years& dy) noexcept; -constexpr year_month_weekday_last - operator+(const years& dy, const year_month_weekday_last& ymwdl) noexcept; -constexpr year_month_weekday_last - operator-(const year_month_weekday_last& ymwdl, const months& dm) noexcept; -constexpr year_month_weekday_last - operator-(const year_month_weekday_last& ymwdl, const years& dy) noexcept; - -template<class charT, class traits> - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const year_month_weekday_last& ymwdl); - -// [time.cal.operators] civil calendar conventional syntax operators // C++20 -constexpr year_month - operator/(const year& y, const month& m) noexcept; -constexpr year_month - operator/(const year& y, int m) noexcept; -constexpr month_day - operator/(const month& m, const day& d) noexcept; -constexpr month_day - operator/(const month& m, int d) noexcept; -constexpr month_day - operator/(int m, const day& d) noexcept; -constexpr month_day - operator/(const day& d, const month& m) noexcept; -constexpr month_day - operator/(const day& d, int m) noexcept; -constexpr month_day_last - operator/(const month& m, last_spec) noexcept; -constexpr month_day_last - operator/(int m, last_spec) noexcept; -constexpr month_day_last - operator/(last_spec, const month& m) noexcept; -constexpr month_day_last - operator/(last_spec, int m) noexcept; -constexpr month_weekday - operator/(const month& m, const weekday_indexed& wdi) noexcept; -constexpr month_weekday - operator/(int m, const weekday_indexed& wdi) noexcept; -constexpr month_weekday - operator/(const weekday_indexed& wdi, const month& m) noexcept; -constexpr month_weekday - operator/(const weekday_indexed& wdi, int m) noexcept; -constexpr month_weekday_last - operator/(const month& m, const weekday_last& wdl) noexcept; -constexpr month_weekday_last - operator/(int m, const weekday_last& wdl) noexcept; -constexpr month_weekday_last - operator/(const weekday_last& wdl, const month& m) noexcept; -constexpr month_weekday_last - operator/(const weekday_last& wdl, int m) noexcept; -constexpr year_month_day - operator/(const year_month& ym, const day& d) noexcept; -constexpr year_month_day - operator/(const year_month& ym, int d) noexcept; -constexpr year_month_day - operator/(const year& y, const month_day& md) noexcept; -constexpr year_month_day - operator/(int y, const month_day& md) noexcept; -constexpr year_month_day - operator/(const month_day& md, const year& y) noexcept; -constexpr year_month_day - operator/(const month_day& md, int y) noexcept; -constexpr year_month_day_last - operator/(const year_month& ym, last_spec) noexcept; -constexpr year_month_day_last - operator/(const year& y, const month_day_last& mdl) noexcept; -constexpr year_month_day_last - operator/(int y, const month_day_last& mdl) noexcept; -constexpr year_month_day_last - operator/(const month_day_last& mdl, const year& y) noexcept; -constexpr year_month_day_last - operator/(const month_day_last& mdl, int y) noexcept; -constexpr year_month_weekday - operator/(const year_month& ym, const weekday_indexed& wdi) noexcept; -constexpr year_month_weekday - operator/(const year& y, const month_weekday& mwd) noexcept; -constexpr year_month_weekday - operator/(int y, const month_weekday& mwd) noexcept; -constexpr year_month_weekday - operator/(const month_weekday& mwd, const year& y) noexcept; -constexpr year_month_weekday - operator/(const month_weekday& mwd, int y) noexcept; -constexpr year_month_weekday_last - operator/(const year_month& ym, const weekday_last& wdl) noexcept; -constexpr year_month_weekday_last - operator/(const year& y, const month_weekday_last& mwdl) noexcept; -constexpr year_month_weekday_last - operator/(int y, const month_weekday_last& mwdl) noexcept; -constexpr year_month_weekday_last - operator/(const month_weekday_last& mwdl, const year& y) noexcept; -constexpr year_month_weekday_last - operator/(const month_weekday_last& mwdl, int y) noexcept; - -// 26.9, class template hh_mm_ss -template <class Duration> -class hh_mm_ss -{ - bool is_neg; // exposition only - chrono::hours h; // exposition only - chrono::minutes m; // exposition only - chrono::seconds s; // exposition only - precision ss; // exposition only - -public: - static unsigned constexpr fractional_width = see below; - using precision = see below; - - constexpr hh_mm_ss() noexcept : hh_mm_ss{Duration::zero()} {} - constexpr explicit hh_mm_ss(Duration d) noexcept; - - constexpr bool is_negative() const noexcept; - constexpr chrono::hours hours() const noexcept; - constexpr chrono::minutes minutes() const noexcept; - constexpr chrono::seconds seconds() const noexcept; - constexpr precision subseconds() const noexcept; - - constexpr explicit operator precision() const noexcept; - constexpr precision to_duration() const noexcept; -}; - -template<class charT, class traits, class Duration> - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const hh_mm_ss<Duration>& hms); // C++20 - -// 26.10, 12/24 hour functions -constexpr bool is_am(hours const& h) noexcept; -constexpr bool is_pm(hours const& h) noexcept; -constexpr hours make12(const hours& h) noexcept; -constexpr hours make24(const hours& h, bool is_pm) noexcept; - -// [time.zone.db], time zone database -struct tzdb { // C++20 - string version; - vector<time_zone> zones; - vector<time_zone_link> links; - vector<leap_second> leap_seconds; - - const time_zone* locate_zone(string_view tz_name) const; - const time_zone* current_zone() const; -}; - -class tzdb_list { // C++20 -public: - tzdb_list(const tzdb_list&) = delete; - tzdb_list& operator=(const tzdb_list&) = delete; - - // unspecified additional constructors - - class const_iterator; - - const tzdb& front() const noexcept; - - const_iterator erase_after(const_iterator p); - - const_iterator begin() const noexcept; - const_iterator end() const noexcept; - - const_iterator cbegin() const noexcept; - const_iterator cend() const noexcept; -}; - -// [time.zone.db.access], time zone database access -const tzdb& get_tzdb(); // C++20 -tzdb_list& get_tzdb_list(); // C++20 -const time_zone* locate_zone(string_view tz_name); // C++20 -const time_zone* current_zone() // C++20 - -// [time.zone.db.remote], remote time zone database support -const tzdb& reload_tzdb(); // C++20 -string remote_version(); // C++20 - -// [time.zone.exception], exception classes -class nonexistent_local_time; // C++20 -class ambiguous_local_time; // C++20 - -// [time.zone.info], information classes -struct sys_info { // C++20 - sys_seconds begin; - sys_seconds end; - seconds offset; - minutes save; - string abbrev; -}; - -template<class charT, class traits> // C++20 - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const sys_info& si); - -struct local_info { // C++20 - static constexpr int unique = 0; - static constexpr int nonexistent = 1; - static constexpr int ambiguous = 2; - - int result; - sys_info first; - sys_info second; -}; - -template<class charT, class traits> // C++20 - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, const local_info& li); - -// [time.zone.timezone] class time_zone // C++20 -enum class choose {earliest, latest}; -class time_zone { - time_zone(time_zone&&) = default; - time_zone& operator=(time_zone&&) = default; - - // unspecified additional constructors - - string_view name() const noexcept; - - template<class Duration> - sys_info get_info(const sys_time<Duration>& st) const; - - template<class Duration> - local_info get_info(const local_time<Duration>& tp) const; - - template<class Duration> - sys_time<common_type_t<Duration, seconds>> - to_sys(const local_time<Duration>& tp) const; - - template<class Duration> - sys_time<common_type_t<Duration, seconds>> - to_sys(const local_time<Duration>& tp, choose z) const; - - template<class Duration> - local_time<common_type_t<Duration, seconds>> - to_local(const sys_time<Duration>& tp) const; -}; -bool operator==(const time_zone& x, const time_zone& y) noexcept; // C++20 -strong_ordering operator<=>(const time_zone& x, const time_zone& y) noexcept; // C++20 - -// [time.zone.zonedtraits], class template zoned_traits -template<class T> struct zoned_traits; // C++20 - -// [time.zone.zonedtime], class template zoned_time -template<class Duration, class TimeZonePtr = const time_zone*> // C++20 -class zoned_time; - -using zoned_seconds = zoned_time<seconds>; // C++20 - -template<class Duration1, class Duration2, class TimeZonePtr> // C++20 - bool operator==(const zoned_time<Duration1, TimeZonePtr>& x, - const zoned_time<Duration2, TimeZonePtr>& y); - -template<class charT, class traits, class Duration, class TimeZonePtr> // C++20 - basic_ostream<charT, traits>& - operator<<(basic_ostream<charT, traits>& os, - const zoned_time<Duration, TimeZonePtr>& t); - -// [time.zone.leap], leap second support -class leap_second { // C++20 -public: - leap_second(const leap_second&) = default; - leap_second& operator=(const leap_second&) = default; - - // unspecified additional constructors - - constexpr sys_seconds date() const noexcept; - constexpr seconds value() const noexcept; -}; - -constexpr bool operator==(const leap_second& x, const leap_second& y); // C++20 -constexpr strong_ordering operator<=>(const leap_second& x, const leap_second& y); - -template<class Duration> // C++20 - constexpr bool operator==(const leap_second& x, const sys_time<Duration>& y); -template<class Duration> // C++20 - constexpr bool operator< (const leap_second& x, const sys_time<Duration>& y); -template<class Duration> // C++20 - constexpr bool operator< (const sys_time<Duration>& x, const leap_second& y); -template<class Duration> // C++20 - constexpr bool operator> (const leap_second& x, const sys_time<Duration>& y); -template<class Duration> // C++20 - constexpr bool operator> (const sys_time<Duration>& x, const leap_second& y); -template<class Duration> // C++20 - constexpr bool operator<=(const leap_second& x, const sys_time<Duration>& y); -template<class Duration> // C++20 - constexpr bool operator<=(const sys_time<Duration>& x, const leap_second& y); -template<class Duration> // C++20 - constexpr bool operator>=(const leap_second& x, const sys_time<Duration>& y); -template<class Duration> // C++20 - constexpr bool operator>=(const sys_time<Duration>& x, const leap_second& y); -template<class Duration> // C++20 - requires three_way_comparable_with<sys_seconds, sys_time<Duration>> - constexpr auto operator<=>(const leap_second& x, const sys_time<Duration>& y); - -// [time.zone.link], class time_zone_link -class time_zone_link { // C++20 -public: - time_zone_link(time_zone_link&&) = default; - time_zone_link& operator=(time_zone_link&&) = default; - - // unspecified additional constructors - - string_view name() const noexcept; - string_view target() const noexcept; -}; - -bool operator==(const time_zone_link& x, const time_zone_link& y); // C++20 -strong_ordering operator<=>(const time_zone_link& x, const time_zone_link& y); // C++20 - -} // chrono - -namespace std { - template<class Rep, class Period, class charT> - struct formatter<chrono::duration<Rep, Period>, charT>; // C++20 - template<class Duration, class charT> - struct formatter<chrono::sys_time<Duration>, charT>; // C++20 - template<class Duration, class charT> - struct formatter<chrono::utc_time<Duration>, charT>; // C++20 - template<class Duration, class charT> - struct formatter<chrono::tai_time<Duration>, charT>; // C++20 - template<class Duration, class charT> - struct formatter<chrono::gps_time<Duration>, charT>; // C++20 - template<class Duration, class charT> - struct formatter<chrono::file_time<Duration>, charT>; // C++20 - template<class Duration, class charT> - struct formatter<chrono::local_time<Duration>, charT>; // C++20 - template<class charT> struct formatter<chrono::day, charT>; // C++20 - template<class charT> struct formatter<chrono::month, charT>; // C++20 - template<class charT> struct formatter<chrono::year, charT>; // C++20 - template<class charT> struct formatter<chrono::weekday, charT>; // C++20 - template<class charT> struct formatter<chrono::weekday_indexed, charT>; // C++20 - template<class charT> struct formatter<chrono::weekday_last, charT>; // C++20 - template<class charT> struct formatter<chrono::month_day, charT>; // C++20 - template<class charT> struct formatter<chrono::month_day_last, charT>; // C++20 - template<class charT> struct formatter<chrono::month_weekday, charT>; // C++20 - template<class charT> struct formatter<chrono::month_weekday_last, charT>; // C++20 - template<class charT> struct formatter<chrono::year_month, charT>; // C++20 - template<class charT> struct formatter<chrono::year_month_day, charT>; // C++20 - template<class charT> struct formatter<chrono::year_month_day_last, charT>; // C++20 - template<class charT> struct formatter<chrono::year_month_weekday, charT>; // C++20 - template<class charT> struct formatter<chrono::year_month_weekday_last, charT>; // C++20 - template<class Rep, class Period, class charT> - struct formatter<chrono::hh_mm_ss<duration<Rep, Period>>, charT>; // C++20 - template<class charT> struct formatter<chrono::sys_info, charT>; // C++20 - template<class charT> struct formatter<chrono::local_info, charT>; // C++20 - template<class Duration, class TimeZonePtr, class charT> // C++20 - struct formatter<chrono::zoned_time<Duration, TimeZonePtr>, charT>; -} // namespace std - -namespace chrono { -// calendrical constants -inline constexpr last_spec last{}; // C++20 -inline constexpr chrono::weekday Sunday{0}; // C++20 -inline constexpr chrono::weekday Monday{1}; // C++20 -inline constexpr chrono::weekday Tuesday{2}; // C++20 -inline constexpr chrono::weekday Wednesday{3}; // C++20 -inline constexpr chrono::weekday Thursday{4}; // C++20 -inline constexpr chrono::weekday Friday{5}; // C++20 -inline constexpr chrono::weekday Saturday{6}; // C++20 - -inline constexpr chrono::month January{1}; // C++20 -inline constexpr chrono::month February{2}; // C++20 -inline constexpr chrono::month March{3}; // C++20 -inline constexpr chrono::month April{4}; // C++20 -inline constexpr chrono::month May{5}; // C++20 -inline constexpr chrono::month June{6}; // C++20 -inline constexpr chrono::month July{7}; // C++20 -inline constexpr chrono::month August{8}; // C++20 -inline constexpr chrono::month September{9}; // C++20 -inline constexpr chrono::month October{10}; // C++20 -inline constexpr chrono::month November{11}; // C++20 -inline constexpr chrono::month December{12}; // C++20 -} // chrono - -inline namespace literals { - inline namespace chrono_literals { -constexpr chrono::hours operator ""h(unsigned long long); // C++14 -constexpr chrono::duration<unspecified , ratio<3600,1>> operator ""h(long double); // C++14 -constexpr chrono::minutes operator ""min(unsigned long long); // C++14 -constexpr chrono::duration<unspecified , ratio<60,1>> operator ""min(long double); // C++14 -constexpr chrono::seconds operator ""s(unsigned long long); // C++14 -constexpr chrono::duration<unspecified > operator ""s(long double); // C++14 -constexpr chrono::milliseconds operator ""ms(unsigned long long); // C++14 -constexpr chrono::duration<unspecified , milli> operator ""ms(long double); // C++14 -constexpr chrono::microseconds operator ""us(unsigned long long); // C++14 -constexpr chrono::duration<unspecified , micro> operator ""us(long double); // C++14 -constexpr chrono::nanoseconds operator ""ns(unsigned long long); // C++14 -constexpr chrono::duration<unspecified , nano> operator ""ns(long double); // C++14 -constexpr chrono::day operator ""d(unsigned long long d) noexcept; // C++20 -constexpr chrono::year operator ""y(unsigned long long y) noexcept; // C++20 -} // chrono_literals -} // literals - -namespace std { - template<class T> - struct hash; // C++26 - template<class Rep, class Period> - struct hash<chrono::duration<Rep, Period>>; // C++26 - template<class Clock, class Duration> - struct hash<chrono::time_point<Clock, Duration>>; // C++26 - template<> - struct hash<chrono::day>; // C++26 - template<> - struct hash<chrono::month>; // C++26 - template<> - struct hash<chrono::year>; // C++26 - template<> - struct hash<chrono::weekday>; // C++26 - template<> - struct hash<chrono::weekday_indexed>; // C++26 - template<> - struct hash<chrono::weekday_last>; // C++26 - template<> - struct hash<chrono::month_day>; // C++26 - template<> - struct hash<chrono::month_day_last>; // C++26 - template<> - struct hash<chrono::month_weekday>; // C++26 - template<> - struct hash<chrono::month_weekday_last>; // C++26 - template<> - struct hash<chrono::year_month>; // C++26 - template<> - struct hash<chrono::year_month_day>; // C++26 - template<> - struct hash<chrono::year_month_day_last>; // C++26 - template<> - struct hash<chrono::year_month_weekday>; // C++26 - template<> - struct hash<chrono::year_month_weekday_last>; // C++26 - template<class Duration, class TimeZonePtr> - struct hash<chrono::zoned_time<Duration, TimeZonePtr>>; // C++26 - template<> - struct hash<chrono::leap_second>; // C++26 -} // namespace std - -} // std -*/ - -// clang-format on - -#if __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS) -# include <__cxx03/chrono> -#else -# include <__config> - -# include <__chrono/duration.h> -# include <__chrono/file_clock.h> -# include <__chrono/high_resolution_clock.h> -# include <__chrono/steady_clock.h> -# include <__chrono/system_clock.h> -# include <__chrono/time_point.h> - -# if _LIBCPP_STD_VER >= 20 -# include <__chrono/calendar.h> -# include <__chrono/day.h> -# include <__chrono/exception.h> -# include <__chrono/hh_mm_ss.h> -# include <__chrono/is_clock.h> -# include <__chrono/literals.h> -# include <__chrono/local_info.h> -# include <__chrono/month.h> -# include <__chrono/month_weekday.h> -# include <__chrono/monthday.h> -# include <__chrono/sys_info.h> -# include <__chrono/weekday.h> -# include <__chrono/year.h> -# include <__chrono/year_month.h> -# include <__chrono/year_month_day.h> -# include <__chrono/year_month_weekday.h> - -# if _LIBCPP_HAS_LOCALIZATION -# include <__chrono/formatter.h> -# include <__chrono/ostream.h> -# include <__chrono/parser_std_format_spec.h> -# include <__chrono/statically_widen.h> -# endif - -# if _LIBCPP_HAS_TIME_ZONE_DATABASE && _LIBCPP_HAS_FILESYSTEM && _LIBCPP_HAS_LOCALIZATION -# include <__chrono/gps_clock.h> -# include <__chrono/leap_second.h> -# include <__chrono/tai_clock.h> -# include <__chrono/time_zone.h> -# include <__chrono/time_zone_link.h> -# include <__chrono/tzdb.h> -# include <__chrono/tzdb_list.h> -# include <__chrono/utc_clock.h> -# include <__chrono/zoned_time.h> -# endif - -# endif - -# include <version> - -// standard-mandated includes - -// [time.syn] -# include <compare> - -# if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) -# pragma GCC system_header -# endif - -# if !defined(_LIBCPP_REMOVE_TRANSITIVE_INCLUDES) && _LIBCPP_STD_VER <= 17 -# include <cstdint> -# include <stdexcept> -# include <string_view> -# endif - -# if !defined(_LIBCPP_REMOVE_TRANSITIVE_INCLUDES) && _LIBCPP_STD_VER <= 20 -# include <bit> -# include <concepts> -# include <cstring> -# include <forward_list> -# include <string> -# include <tuple> -# include <vector> -# endif - -# if !defined(_LIBCPP_REMOVE_TRANSITIVE_INCLUDES) && _LIBCPP_STD_VER == 20 -# include <charconv> -# if _LIBCPP_HAS_LOCALIZATION -# include <locale> -# include <ostream> -# endif -# endif -#endif // __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS) - -#endif // _LIBCPP_CHRONO |