The form dialog for input

#!/bin/bash

# useradd1.sh - A simple shell script to display the form dialog

# set field names i.e. shell variables

shell=""

groups=""

user=""

home=""

tmd="/tmp/tmp.$$"

# open fd

#exec 3>&1

# Store data to $VALUES variable

dialog --ok-label "Submit" \

        --backtitle "Linux User Managment" \

        --title "Useradd" \

        --form "Create a new user" \

15 50 0 \

      "Username:" 1 1      "$user"       1 10 10 0 \

      "Shell:"    2 1      "$shell"        2 10 15 0 \

      "Group:"    3 1      "$groups"        3 10 8 0 \

      "HOME:"     4 1      "$home"       4 10 40 0  2>"${tmd}"

# close fd

#exec 3>&-

# display values just entered

#echo "$VALUES"

r=( $(cat $tmd |awk '{print $1,$2,$3,$3}'))

t1=${r[0]}

t2=${r[1]}

t3=${r[2]}

t4=${r[3]}

echo "t1:" $t1

echo "t2:" $t2

echo "t3:" $t3

echo "t4:" $t4