#!/bin/bash basepath=$(cd `dirname $0`; pwd) result=$(crontab -l|grep -i "* * * * * $basepath/queue.sh"|grep -v grep) if [ ! -n "$result" ] then crontab -l > createcrontemp && echo "* * * * * $basepath/queue.sh" >> createcrontemp && crontab createcrontemp && rm -f createcrontemp echo -e "\033[32mOk.\033[0m" else echo "The process has been add ." fi