components/libc/cplusplus/cpp11/gcc/utils.cpp


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/*
 * 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));
}