galileo_getIPAddress.ino

void setup() {
  system("telnetd -l /bin/sh");
  system("echo setup > /dev/ttyGS0");
}
void loop() {
  // Original code that prints out all data:
  // system("ifconfig eth0 > /dev/ttyGS0");
  // Modified code to search for "inet addr" and print out the address
  system("ifconfig eth0 | grep 'inet addr:' | cut -d: -f2 | awk '{ print $1}' > /dev/ttyGS0");
  // Sleep is used here like the "delay" function to continuously print out the address for us.
  sleep(10);
}