Shell script prompt to run with superuser privileges

【Purpose】

Check whether have root privileges to run script

【Eevironment】

Ubuntu 16.04 bash env

【Procdeure】

　　Source code:

#!/bin/bash

if [[ $EUID !=  ]]; then

echo "This script requires root privileges, trying to use sudo"

sudo "./tmp.sh" "$@"

fi

　　Test method:

vmuser@vmuser-virtual-machine:~/shell$ ./tmp.sh
This script requires root privileges, trying to use sudo
[sudo] password for vmuser:

巴特西