#include <stdio.h>
#include <unistd.h>  // needed for gethostname
#include <string.h>  // needed for string function strchr
#include "MyroC.h"

int main ()
{
  printf ("program to set the name of the Scribbler 2 robot\n");
  printf ("to match the controlling MathLAN workstation name\n\n");

  char onOff[2];
  printf ("print Bluetooth communications ('y' or 'n')? ");
  scanf ("%s", onOff);
  rSetBluetoothEcho (onOff[0]);

  int string_size = 20;
  char hostname [string_size];
  char * newname;
  const char * hostnamecheck;

  gethostname(hostname, string_size);

  // if compound name (e.g., perlis.cs.grinnell.edu)
  //    locate first part (e.g., perlis) and use that as name
  char * separatorPos = strchr (hostname, '.');
  if (separatorPos)
    *separatorPos = 0;

  printf ("the name of this computer is %s\n", hostname);

  newname = hostname;

  printf ("setting the robot name to %s\n", newname);

  rConnect("/dev/rfcomm0"); /* connect to robot */ 
  //rConnect ("0950");                 /* connect to markov */
  //rConnect ("00:1E:19:01:0E:AF");    /* connect to naur */
  //char connection_name [40] = "B4:D8:A9:00:09:1B";
  //rConnect (connection_name);

  rSetName(newname);

  hostnamecheck = rGetName();

  rDisconnect();

  printf ("robot name now set to %s\n", hostnamecheck);
}