cpu: allow help before check of requirements

check_cpu

@@ -20,13 +20,14 @@
 # 2022-03-22  v1.9  <axel.hahn@iml.unibe.ch> fix syntax error on 100% idle
 # 2022-04-14  v1.10 <axel.hahn@iml.unibe.ch> show consuming cpu processes with top and ps
 # 2022-08-29  v1.11 <axel.hahn@iml.unibe.ch> replace pipe to prevent start of metrics section
+# 2022-08-30  v1.12 <axel.hahn@iml.unibe.ch> allow help before check of requirements
 # ======================================================================
 
 
 . $(dirname $0)/inc_pluginfunctions
 
 self_APPNAME=$( basename $0 | tr [:lower:] [:upper:] )
-self_APPVERSION=1.11
+self_APPVERSION=1.12
 
 # ----------------------------------------------------------------------
 # functions
@@ -77,10 +78,6 @@ EOF
 # MAIN
 # ----------------------------------------------------------------------
 
-# --- check required tools
-ph.require bc top
-
-
 # --- check param -h
 case "$1" in
     "--help"|"-h")
@@ -90,6 +87,9 @@ case "$1" in
     *)
 esac
 
+# --- check required tools
+ph.require bc top
+
 # ----------------------------------------------------------------------
 # set default / override from command line params
 typeset -i iWarnLimit=$(     ph.getValueWithParam 75 w "$@")