progress bar with shell .

dialog.sh

#!/bin/sh

for((i=0;i<100;i++))

do

     sleep 0.1

     echo $i | dialog --title 'Copy' --gauge 'Backp file from postgresql!' 10 70 0

done

printf.sh

#!/bin/sh

#this script  from chinaunix.net
b=''

for ((i=0;$i<=100;i+=2))
do
    printf "progress:[%-50s]%d%%\r" $b $i
    sleep 0.1
    
    b=#$b
done
echo