os::estd::chrono::system_clock Class Reference

#include <chrono>

Public Types
using	duration = std::chrono::microseconds
using	period = duration::period
using	rep = duration::rep
using	time_point = std::chrono::time_point< system_clock >

Static Public Member Functions
static time_point	from_time_t (time_t t) noexcept
static time_point	now () noexcept
static time_t	to_time_t (const time_point &tp) noexcept

Static Public Attributes
static constexpr const bool	is_steady { true }

Detailed Description

Definition at line 165 of file chrono.

Member Typedef Documentation

duration

using os::estd::chrono::system_clock::duration = std::chrono::microseconds

Definition at line 168 of file chrono.

period

using os::estd::chrono::system_clock::period = duration::period

Definition at line 170 of file chrono.

rep

using os::estd::chrono::system_clock::rep = duration::rep

Definition at line 169 of file chrono.

time_point

using os::estd::chrono::system_clock::time_point = std::chrono::time_point<system_clock>

Definition at line 171 of file chrono.

Member Function Documentation

from_time_t()

system_clock::time_point os::estd::chrono::system_clock::from_time_t ( time_t  t )

staticnoexcept

Definition at line 96 of file chrono.cpp.

      {
        return system_clock::time_point (std::chrono::seconds (t));
      }

now()

system_clock::time_point os::estd::chrono::system_clock::now ( )

staticnoexcept

Definition at line 68 of file chrono.cpp.

      {
        const auto ticks = rtos::sysclock.now ();
        return time_point{
          duration{
              systicks{ ticks }
              + realtime_clock::startup_time_point.time_since_epoch () //
          } //
        };
      }

References os::rtos::clock::now(), os::estd::chrono::realtime_clock::startup_time_point, and os::rtos::sysclock.

to_time_t()

time_t os::estd::chrono::system_clock::to_time_t ( const time_point &  tp )

staticnoexcept

Definition at line 86 of file chrono.cpp.

      {
        return time_t (std::chrono::duration_cast<std::chrono::seconds> (
                           t.time_since_epoch ())
                           .count ());
      }

Member Data Documentation

is_steady

constexpr const bool os::estd::chrono::system_clock::is_steady { true }

staticconstexpr

Definition at line 174 of file chrono.

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The documentation for this class was generated from the following files:

• chrono
• chrono.cpp