ouput

 sudo gpio-start
debian: gpio: Using workspace setup file /home/debian/Desktop/XXX/devel/setup.bash
debian: gpio: Launching ROS_HOSTNAME=beaglebone, ROS_IP=, ROS_MASTER_URI=http://127.0.0.1:11311, ROS_LOG_DIR=/tmp
ls: cannot access /etc/ros/indigo/gpio.d/*.xacro: No such file or directory
debian: gpio: Generated launchfile: /tmp/gpio.launch
debian: gpio: Started roslaunch as background process, PID 3172, ROS_LOG_DIR=/tmp
... logging to /tmp/4186ab8e-8974-11e5-9126-6ceceb68f0c0/roslaunch-beaglebone-3172.log
Checking log directory for disk usage. This may take awhile.
Press Ctrl-C to interrupt
Done checking log file disk usage. Usage is <1GB.

started roslaunch server http://beaglebone:60259/

SUMMARY
========

PARAMETERS
 * /rosdistro: indigo
 * /rosversion: 1.11.16

NODES
  /
    start (gpio/start)

ROS_MASTER_URI=http://127.0.0.1:11311

core service [/rosout] found
process[start-1]: started with pid [3191]
[start-1] process has finished cleanly
log file: /tmp/4186ab8e-8974-11e5-9126-6ceceb68f0c0/start-1*.log
all processes on machine have died, roslaunch will exit
shutting down processing monitor...
... shutting down processing monitor complete
done