bash script to kil and wait until it exits

kill_wait.sh

#!/bin/bash

ps aux | grep $1 | grep -v grep | grep -v gone.sh
if [ $? -eq  0 ]; then
  #kill -9 $(ps aux | grep $1 | grep -v grep | awk '{ print $2 }')
	process=$(ps aux | grep $1 | grep -v grep | grep -v gone.sh | awk '{ print $2 }')
	kill $process
fi

is_gone=0
while [ $is_gone -ne 1 ]
do
	  sleep 1
	  ps aux | grep $1 | grep -v grep | grep -v gone.sh
	  is_gone=$?
done