#include <stdio.h>

#include <time.h>

char* asctime2(const struct tm *timeptr)

{

  static const char wday_name[][4] = {

    "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"

  };

  static const char mon_name[][4] = {

    "Jan", "Feb", "Mar", "Apr", "May", "Jun",

    "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"

  };

  static char result[26];

  sprintf(result, "%.3s %.3s%3d %.2d:%.2d:%.2d %d",

    wday_name[timeptr->tm_wday],

    mon_name[timeptr->tm_mon],

    timeptr->tm_mday, timeptr->tm_hour,

    timeptr->tm_min, timeptr->tm_sec,

    1900 + timeptr->tm_year);

  return result;

}

int main(void)

{

    time_t rawtime;

    struct tm *timeinfo;

    time(&rawtime);

    timeinfo = localtime(&rawtime);

    printf("%s", asctime2(timeinfo));

    return 0;

}

//REF:

//http://en.cppreference.com/w/c/chrono/asctime