tools/revert_patch.sh

   1 #!/bin/sh
   2 #
   3 # revert_patch.sh - Reverts an enhancement patch
   4 #
   5
   6 if [ "$#" -ne 1 ]
   7 then
   8     echo "Usage: $0 patch_file"
   9     echo '    Reverts the changes made by an enhancement patch'
  10     exit 1
  11 fi
  12
  13 read -p "Do you wish to revert the patch '$1'? [Y/N] " response
  14 case "$response" in
  15     Y|y)
  16         patch -p1 -R < "$1"
  17         ;;
  18     N|n)
  19         echo 'Quit'
  20         exit 1
  21         ;;
  22     *)
  23         echo "Invalid response '$response'."
  24         exit 1
  25         ;;
  26 esac
  27
  28