avoid “can't shift that many” error (#571)

got this error on debian auditing a docker file when testing an ubuntu Dockerfile when lynis try to find KEY_USED
2025-04-08 17:15:25 +02:00 · 2018-09-06 07:48:40 +02:00 · 2018-09-06 07:48:40 +02:00 · 2334bba492
commit 2334bba492
parent 47de2dc4bf
1 changed files with 3 additions and 3 deletions
--- a/include/functions
+++ b/include/functions
@ -496,11 +496,11 @@
                    INDENT=$1
                ;;
                --result)
-                    shift
+                    shift $(( $# > 0 ? 1 : 0 ))
                    RESULT=$1
                ;;
                --text)
-                    shift
+                    shift $(( $# > 0 ? 1 : 0 ))
                    TEXT=$1
                ;;
                *)
@ -509,7 +509,7 @@
                ;;
            esac
            # Go to next parameter
-            shift
+            shift $(( $# > 0 ? 1 : 0 ))
        done

        if [ -z "${RESULT}" ]; then