#!/bin/bash
# Script to add a user to Linux system
if [ $(id -u) -eq 0 ]; then
read -p "Enter username : " username
read -p "Enter password : " password

grep "^$username" /etc/passwd > /dev/null
if [ $? -eq 0 ]; then
echo "$username already exists!"

else
pass=$(perl -e 'print crypt($ARGV[0], "password")' $password)
useradd -p $pass $username

if [ $? -eq 0 ]; then
echo "User $username has been added to system"
else
echo "Failed to add user $username"

fi

fi

else
echo "Only root may add a user to the system"
fi