close roscore after running with roslaunch

edit

Hi there,

I have a roslaunch that i run two node with it in my pc, but when i close both of them, roscore are still is running, any tip appreciated. it is the output of my roslaunch:

vahid@vahid:~/catkin_ws$ roslaunch jur_gui_segmentation jur_gui_segmentation.launch 
... logging to /home/vahid/.ros/log/39b07ff0-16a4-11e4-815e-0024beb250ed/roslaunch-vahid-13418.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://vahid:58428/

SUMMARY
========

PARAMETERS
 * /rosdistro
 * /rosversion

NODES
  /
    jur_gui_segmentation (jur_gui_segmentation/jur_gui_segmentation)
    jur_opencv_segmentation_node (jur_opencv_segmentation/jur_opencv_segmentation_node)

auto-starting new master
process[master]: started with pid [13432]
ROS_MASTER_URI=http://localhost:11311

setting /run_id to 39b07ff0-16a4-11e4-815e-0024beb250ed
process[rosout-1]: started with pid [13445]
started core service [/rosout]
process[jur_gui_segmentation-2]: started with pid [13457]
process[jur_opencv_segmentation_node-3]: started with pid [13458]
 -1 

[jur_gui_segmentation-2] process has finished cleanly
log file: /home/vahid/.ros/log/39b07ff0-16a4-11e4-815e-0024beb250ed/jur_gui_segmentation-2*.log
[jur_opencv_segmentation_node-3] process has finished cleanly
log file: /home/vahid/.ros/log/39b07ff0-16a4-11e4-815e-0024beb250ed/jur_opencv_segmentation_node-3*.log