fastfetch/src/detection/uptime/uptime_linux.c

#include "uptime.h"
#include "common/time.h"

const char* ffDetectUptime(FFUptimeResult* result)
{
    struct timespec uptime;
    if (clock_gettime(CLOCK_BOOTTIME, &uptime) != 0)
        return "clock_gettime(CLOCK_BOOTTIME) failed";

    result->uptime = (uint64_t) uptime.tv_sec * 1000 + (uint64_t) uptime.tv_nsec / 1000000;

    result->bootTime = ffTimeGetNow() + result->uptime;

    return NULL;
}