rt-thread/components/libc/cplusplus/cpp11/gcc/utils.cpp

30 lines
679 B
C++

/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-04-27 flybreak the first version.
*/
#include "__utils.h"
#include <sys/time.h>
tick_clock::time_point tick_clock::now()
{
tick_clock::rep cur_tk = clock();
tick_clock::duration cur_time(cur_tk);
return tick_clock::time_point(cur_time);
}
real_time_clock::time_point real_time_clock::now() noexcept
{
timespec tp;
clock_gettime(CLOCK_REALTIME, &tp);
return time_point(duration(std::chrono::seconds(tp.tv_sec))
+ std::chrono::nanoseconds(tp.tv_nsec));
}