Fix arguments handling

Now all arguments are parsed. A non-valid argument will exit the program with an error.
2019-10-02 17:54:51 +02:00 · 2019-10-02 17:54:51 +02:00 · c4f4166146
parent 1cc11d39ee
commit c4f4166146
1 changed files with 3 additions and 1 deletions
--- a/kvmstats/kvmstats
+++ b/kvmstats/kvmstats
@ -19,7 +19,7 @@ done

 POW=$(echo 1024 ^ 3 | bc)
 FMT=human
-while [ $# -ne 0 ] && echo "$1" | grep -q '^-[[:alnum:]]'
+while [ $# -ne 0 ]
 do
    case $1 in
    '-a')
@ -40,6 +40,7 @@ do
            usage
            ;;
        esac
+        shift
        ;;
    '-u')
        case $2 in
@ -55,6 +56,7 @@ do
        *)
            usage
        esac
+        shift
        ;;
    *)
        usage