#include <liblinux.h>
#include <stdio.h>

int putchar(int c) {
  sys_write(stdout, &c, 1);
  return (unsigned char)c;
}

int puts(const char *s) {
  int i = 0;
  while(s[i] != '\0') {
    putchar(s[i]);
    i++;
  }
  putchar('\n');
  return 1; // FIXME
}

void put_int(long long value) { // FIXME: delete this after implemented printf
  if (value == 0)
    putchar('0');
  if (value < 0) {
    putchar('-');
    value *= (-1);
  }

  long long power = 1;
  
  while (value > power)
    power *= 10;
  
  if (power >= 10)
    power /= 10;

  while (value != 0) {
    int digit = (int)(value / power);
    putchar('0' + digit);
    if (digit != 0)
      value = value - digit * power;
    if (power != 1)
      power /= 10;
  }
  putchar('\n');
}