1#!/bin/sh 2 3usage="Usage: $0 [OPTION]... 4 5 --help display this help and exit 6 --version output version information and exit" 7 8case $# in 9 1 ) 10 case "z${1}" in 11 z--help ) 12 echo "$usage"; exit 0 ;; 13 z--version ) 14 echo "false - GNU sh-utils 1.10"; exit 0 ;; 15 * ) ;; 16 esac 17 ;; 18 * ) ;; 19esac 20 21exit 1 22