#include "bios.h"

#include "conio.h"

char getc ()
{
  return bios_getc ();
}

void putc (char c)
{
  bios_putc (c);

  if (c == '\n')
    bios_putc ('\r');
}

void puts (char *s)
{
  while (*s)
    putc (*s++);
}

void gets (char *s, unsigned int len)
{
  register unsigned int index = 0;
  register char in;

  while (index < len)
  {
    in = getc ();
    putc (in);

    if (in == '\r')
    {
      putc ('\n');

      break;
    }
    else if (in == '\b')
    {
      putc (' ');

      if (index)
      {
	putc ('\b');

        index--;
      }

      continue;
    }

    s[index++] = in;
  }

  s[index] = '\0';

  /* Emulate that the person went to the next line, if we run out of space. */

  if (index == len)
    putc ('\n');
}

/* vim:et:sta:set ts=8 sw=2: */