#!/bin/bash

RED='\033[0;31m'
NC='\033[0m' # No Color

USERS=$(
    w -uh
)

if [ -n "$USERS" ]; then
    echo '-----------------------------------------------'
    echo -e "${RED}Beware,${NC} there is another connected user${RED}"
    echo "$USERS"
    echo -e "${NC}-----------------------------------------------"
fi