#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>

void error(char *fmt, ...) {
  va_list args;
  va_start(args, fmt);

  time_t    now = time(NULL);
  struct tm tm  = *localtime(&now);

  fprintf(stderr,
      "[%02d/%02d/%d %02d:%02d:%02d] -ERROR- ",
      tm.tm_mday,
      tm.tm_mon + 1,
      tm.tm_year + 1900,
      tm.tm_hour,
      tm.tm_hour,
      tm.tm_sec);
  vfprintf(stderr, fmt, args);
  fprintf(stderr, "\n");

  va_end(args);
}

void info(char *fmt, ...) {
  va_list args;
  va_start(args, fmt);

  time_t    now = time(NULL);
  struct tm tm  = *localtime(&now);

  fprintf(stdout,
      "[%02d/%02d/%d %02d:%02d:%02d] -INFO- ",
      tm.tm_mday,
      tm.tm_mon + 1,
      tm.tm_year + 1900,
      tm.tm_hour,
      tm.tm_hour,
      tm.tm_sec);
  vfprintf(stdout, fmt, args);
  fprintf(stdout, "\n");

  va_end(args);
}