examples/scripts/spin.bash

   1 #!/bin/bash
   2 #
   3 # spin.bash -- provide a `spinning wheel' to show progress
   4 #
   5 # Chet Ramey
   6 # chet@po.cwru.edu
   7 #
   8 bs=$'\b'
   9
  10 chars="|${bs} \\${bs} -${bs} /${bs}"
  11
  12 # Infinite loop for demo. purposes
  13 while :
  14 do
  15     for letter in $chars
  16     do
  17         echo -n ${letter}
  18     done
  19 done
  20
  21 exit 0