1 function usage()
2 {
3 [[ ! -z $2 ]] && ( echo "$2"; echo ""; )
4 echo "Usage: $(basename $1) vm_image=PATH [-h|--help]"
5 echo "-h, --help Print help and exit"
6 echo " --vm_image=PATH Path to VM image used in these tests"
7 }
8 while getopts 'h-:' optchar; do
9 case "$optchar" in
10 -)
11 case "$OPTARG" in
12 vm_image=*) os_image="${OPTARG#*=}" ;;
13 *) usage $0 echo "Invalid argument '$OPTARG'" && exit 1 ;;
14 esac
15 ;;
16 h) usage $0 && exit 0 ;;
17 *) usage $0 "Invalid argument '$optchar'" && exit 1 ;;
18 esac
19 done
