参考网址：https://answers.ros.org/question/212492/catkin_make-command-not-found/
zc@ubuntu:~ $ source /opt/ros/indigo/setup.bash
zc@ubuntu:~ $ echo "source /opt/ros/indigo/setup.bash" >> ~/.bashrc
zc@ubuntu:~ $ source ~/.bashrc
然后再回到工作空间使用catkin_make就可以了