Megatest

	;; 2. unset MT_* vars
	;; 3. fix target
	;; 4. fix runname
	;; 5. fix testpatt or calculate it from contour
	;; 6. launch the run
	;; 7. roll up the run result and or roll up the logpro processed result
	(if (configf:lookup testconfig "subrun" "runwait") ;; we use runwait as the flag that a subrun is requested
            (configf:write-alist testconfig "testconfig.subrun") ;; BB: created here
	    (let* ((runarea   (let ((ra (configf:lookup testconfig "subrun" "run-area")))
				(if ra      ;; when runarea is not set we default to *toppath*. However 
				    ra      ;; we need to force the setting in the testconfig so it will
				    (begin  ;; be preserved in the testconfig.subrun file
				      (configf:set-section-var testconfig "subrun" "runarea" *toppath*)
				      *toppath*))))
                   ;;; BB: TODO - use common:param
		   (passfail  (configf:lookup testconfig "subrun" "passfail"))
		   (target    (or (configf:lookup testconfig "subrun" "target") (get-environment-variable "MT_TARGET")))
		   (runname   (or (configf:lookup testconfig "subrun" "runname")(get-environment-variable "MT_RUNNAME")))
		   (contour   (configf:lookup testconfig "subrun" "contour"))
		   (testpatt  (configf:lookup testconfig "subrun" "test-patt"))
		   (mode-patt (configf:lookup testconfig "subrun" "mode-patt"))
		   (tag-expr  (configf:lookup testconfig "subrun" "tag-expr"))
		   (run-wait  (configf:lookup testconfig "subrun" "runwait"))
		   (logpro    (configf:lookup testconfig "subrun" "logpro"))
		   (compact-stem (string-substitute "[/*]" "_" (conc target "-" runname "-" (or testpatt mode-patt tag-expr))))
		   (log-file (conc compact-stem ".log"))
		   (mt-cmd    (conc "megatest -run -target " target

	      ;; (common:without-vars mt-cmd "^MT_.*")
              (debug:print-info 0 *default-log-port* "Subrun command is \"" mt-cmd "\"")
              (set! ezsteps #t) ;; set the needed flag
	      (set! ezstepslst (append (or ezstepslst '())
                                       (list (list "subrun" (conc "{subrun=true} " mt-cmd)))))
	      (configf:set-section-var testconfig "logpro" "subrun" logpro) ;; append the logpro rules to the logpro section as stepname subrun
              (if runarea (configf:set-section-var testconfig "setup" "submegatest" runarea))

	      ))

	;; process the ezsteps
	(if ezsteps
	    (begin
	      (if (not (common:file-exists? ".ezsteps"))(create-directory ".ezsteps"))
	      ;; if ezsteps was defined then we are sure to have at least one step but check anyway