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killing Parent process along with child process using SIGKILL

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linux-howto

http://stackoverflow.com – I am writing one shell script in which I have parent process and it has child processes which are created by sleep & command. Now I wish to kill the parent process so that the child process will be also killed. I was able to do that this with below command: trap "kill $$" SIGINT trap 'kill -HUP 0' EXIT trap 'kill $(jobs -p)' EXIT These commands are working with kill [parent_process_ID] commands but if I use kill -9 [parent_process_ID] then only the parent process will be killed. Please guide me further to achieve this functionality so that when I kill parent process with any command the (HowTos)