if (notifications.find(constant_value) != notifications.end())

return notifications[constant_value];

else

return "Unknown notification value [" + std::to_string(constant_value) + "]";

using namespace std::chrono;

auto timepoint = system_clock::now();

auto coarse = system_clock::to_time_t(timepoint);

auto fine = time_point_cast<std::chrono::milliseconds>(timepoint);

char buffer[sizeof "9999-12-31 23:59:59.999"];

std::snprintf(buffer + std::strftime(buffer, sizeof buffer - 3, "%F %T.", std::localtime(&coarse)),

4, "%03llu", static_cast<long long>(fine.time_since_epoch().count() % 1000));

return buffer;

char tmpbuf[256], finalbuf[512];

memset(tmpbuf, '\0', 256);

memset(finalbuf, '\0', 512);

std::vector<char> fmtbuffer(fmt.size());

char *fmtbuf = fmtbuffer.data();

wcstombs(fmtbuf, (const wchar_t *)fmt.ptr(), fmt.size());

sprintf(tmpbuf, "%6d %s %ld %2ld ",

OS::get_singleton()->get_process_id(),

cur_timestamp().c_str(),

normalize_thread_id(Thread::get_main_id()),

normalize_thread_id(Thread::get_caller_id()));

strcat(tmpbuf, fmtbuf);

va_list ap;

va_start(ap, fmt);

vsprintf(finalbuf, tmpbuf, ap);

va_end(ap);

printf("%s\n", finalbuf);