Megatest

						    "       (conc (or *toppath* (get-environment-variable \"MT_RUN_AREA_HOME\"))"
						    "             (if (string-null? extra) \"\" \"/\")"
						    "             extra)))"))
				((get g)   
				 (let* ((parts (string-split cmd))
					(sect  (car parts))
					(var   (cadr parts)))
				   (conc "(lambda (ht)(config-lookup ht \"" sect "\" \"" var "\"))")))
				((runconfigs-get rget) (conc "(lambda (ht)(runconfigs-get ht \"" cmd "\"))"))
				;; ((rget)           (conc "(lambda (ht)(runconfigs-get ht \"" cmd "\"))"))
				(else "(lambda (ht)(print \"ERROR\") \"ERROR\")"))))
		;; (print "fullcmd=" fullcmd)
		(handle-exceptions
		 exn
		 (begin

                                                              (calc-allow-system allow-system curr-section-name sections) settings)
                                           curr-section-name key #f)))
	       ;; if a continued line
	       (configf:cont-ln-rx ( x whsp val     )
                                   (let ((alist (hash-table-ref/default res curr-section-name '())))
                                     (if var-flag             ;; if set to a string then we have a continued var
                                         (let ((newval (conc 
                                                        (config-lookup res curr-section-name var-flag) "\n"
                                                        ;; trim lead from the incoming whsp to support some indenting.
                                                        (if lead
                                                            (string-substitute (regexp lead) "" whsp)
                                                            "")
                                                        val)))
                                           ;; (print "val: " val "\nnewval: \"" newval "\"\nvarflag: " var-flag)
                                           (hash-table-set! res curr-section-name 

    (if toppath (change-directory toppath)) 
    (if (and toppath pathenvvar)(setenv pathenvvar toppath))
    (let ((configdat  (if configfile 
			  (read-config configfile #f #t environ-patt: environ-patt post-section-procs: (list (cons "^fields$" set-fields)) #f))))
      (if toppath (change-directory curr-dir))
      (list configdat toppath configfile fname))))

(define (config-lookup cfgdat section var)
  (if (hash-table? cfgdat)
      (let ((sectdat (hash-table-ref/default cfgdat section '())))
	(if (null? sectdat)
	    #f
	    (let ((match (assoc var sectdat)))
	      (if match ;; (and match (list? match)(> (length match) 1))
		  (cadr match)
		  #f))
	    ))
      #f))

;; use to have definitive setting:
;;  [foo]
;;  var yes
;;
;;  (configf:var-is? cfgdat "foo" "var" "yes") => #t
;;
(define (configf:var-is? cfgdat section var expected-val)
  (equal? (configf:lookup cfgdat section var) expected-val))

(define configf:lookup config-lookup)
(define configf:read-file read-config)

;; safely look up a value that is expected to be a number, return
;; a default (#f unless provided)
;;
(define (configf:lookup-number cfdat section varname #!key (default #f))
  (let* ((val (configf:lookup *configdat* section varname))
         (res (if val
                  (string->number (string-substitute "\\s+" "" val #t))
                  #f)))
    (cond
     (res  res)
     (val  (debug:print 0 *default-log-port* "ERROR: no number found for [" section "], " varname ", got: " val))
     (else default))))

(define (configf:section-vars cfgdat section)
  (let ((sectdat (hash-table-ref/default cfgdat section '())))
    (if (null? sectdat)
	'()
	(map car sectdat))))

(define (configf:get-section cfgdat section)
  (hash-table-ref/default cfgdat section '()))

(define (configf:set-section-var cfgdat section var val)
  (let ((sectdat (configf:get-section cfgdat section)))
    (hash-table-set! cfgdat section
                     (config:assoc-safe-add sectdat var val))))

						  (set! sechash newhash))
						(set! sechash section-hash))
					    (set! new hed) ;; will append this at the bottom of the loop
					    (set! secname section-name)
					    ))
	   ;; No need to process key cmd, let it fall though to key val
	   (configf:key-val-pr ( x key val      )
		       (let ((newval (config-lookup indat secname key))) ;; was sec, bug or correct?
			 ;; can handle newval == #f here => that means key is removed
			 (cond 
			  ((equal? newval val)
			   (set! res (append res (list hed))))
			  ((not newval) ;; key has been removed
			   (set! new #f))
			  ((not (equal? newval val))

    ;; step 4: Append new values to the section
    (for-each 
     (lambda (section)
       (let ((sdat   '()) ;; append needed bits here
	     (svars  (configf:section-vars indat section)))
	 (for-each 
	  (lambda (var)
	    (let ((val (config-lookup refdat section var)))
	      (if (not val) ;; this one is new
		  (begin
		    (if (null? sdat)(set! sdat (list (conc "[" section "]"))))
		    (set! sdat (append sdat (list (conc var " " val))))))))
	  svars)
	 (set! fdat (append fdat sdat))))
     (delete-duplicates (append required-sections (hash-table-keys indat))))

(import (prefix sqlite3 sqlite3:) posix typed-records srfi-18
	srfi-69 format ports srfi-1 matchable regex)
;; (import commonmod)
;; (use (prefix ulex ulex:))

(include "common_records.scm")

;; (define (configf:lookup cfgdat section var)
;;   (if (hash-table? cfgdat)
;;       (let ((sectdat (hash-table-ref/default cfgdat section '())))
;; 	(if (null? sectdat)
;; 	    #f
;; 	    (let ((match (assoc var sectdat)))
;; 	      (if match ;; (and match (list? match)(> (length match) 1))
;; 		  (cadr match)
;; 		  #f))
;; 	    ))
;;       #f))
;; 
;; (define (configf:get-section cfgdat section)
;;   (hash-table-ref/default cfgdat section '()))
;; 
;; ;; safely look up a value that is expected to be a number, return
;; ;; a default (#f unless provided)
;; ;;
;; (define (configf:lookup-number cfgdat section varname #!key (default #f))
;;   (let* ((val (configf:lookup cfgdat section varname))
;;          (res (if val
;;                   (string->number (string-substitute "\\s+" "" val #t))
;;                   #f)))
;;     (cond
;;      (res  res)
;;      (val  (debug:print 0 *default-log-port* "ERROR: no number found for [" section "], " varname ", got: " val))
;;      (else default))))
;; 
;; 
)

	    (loop (+ indx 1)
		  '()
		  #f)))
      res)))
            ;; Nope, not now, return null as of 6/6/2011
		
(define (items:check-valid-items class item)
  (let ((valid-values (let ((s (config-lookup *configdat* "validvalues" class)))
			(if s (string-split s) #f))))
    (if valid-values
	(if (member item valid-values)
	    item #f)
	item)))

(define (items:get-items-from-config tconfig)

                               result
                               (if (null? tail)
                                   (cons 1 (conc *toppath* "/runs"))
                                   (loop (car tail) (cdr tail)))))))))))))) ;; the code creates the necessary directories if it does not exist and returns the path.


(define (launch:test-copy test-src-path test-path)
  (let* ((ovrcmd (let ((cmd (config-lookup *configdat* "setup" "testcopycmd")))
		   (if cmd
		       ;; substitute the TEST_SRC_PATH and TEST_TARG_PATH
		       (string-substitute "TEST_TARG_PATH" test-path
					  (string-substitute "TEST_SRC_PATH" test-src-path cmd #t) #t)
		       #f)))
	 (cmd    (if ovrcmd 
		     ovrcmd

	 ;; nb// if itempath is not "" then it is prefixed with "/"
	 (toptest-path (conc disk-path (if contour (conc "/" contour) "") "/" testtop-base))
	 (test-path    (conc disk-path (if contour (conc "/" contour) "") "/" test-base))

	 ;; ensure this exists first as links to subtests must be created there
	 (linktree  (common:get-linktree))
	 ;; WAS: (let ((rd (config-lookup *configdat* "setup" "linktree")))
	 ;;         (if rd rd (conc *toppath* "/runs"))))
	 ;; which seems wrong ...

	 (lnkbase   (conc linktree (if contour (conc "/" contour) "") "/" target "/" runname))
	 (lnkpath   (conc lnkbase "/" testname))
	 (lnkpathf  (conc lnkpath (if not-iterated "" "/") item-path))
	 (lnktarget (conc lnkpath "/" item-path)))

      itemdat))
    (let* ((tregistry       (tests:get-all)) ;; third param (below) is system-allowed
           ;; for tconfig, why do we allow fallback to test-conf?
	   (tconfig         (or (tests:get-testconfig test-name item-path tregistry #t force-create: #t)
				(begin
                                  (debug:print 0 *default-log-port* "WARNING: falling back to pre-calculated testconfig. This is likely not desired.")
                                  test-conf))) ;; force re-read now that all vars are set
	   (useshell        (let ((ush (config-lookup *configdat* "jobtools"     "useshell")))
			      (if ush 
				  (if (equal? ush "no") ;; must use "no" to NOT use shell
				      #f
				      ush)
				  #t)))     ;; default is yes
	   (runscript       (config-lookup tconfig   "setup"        "runscript"))
	   (ezsteps         (> (length (hash-table-ref/default tconfig "ezsteps" '())) 0)) ;; don't send all the steps, could be big, just send a flag
	   (subrun          (> (length (hash-table-ref/default tconfig "subrun"  '())) 0)) ;; send a flag to process a subrun
	   ;; (diskspace       (config-lookup tconfig   "requirements" "diskspace"))
	   ;; (memory          (config-lookup tconfig   "requirements" "memory"))
	   ;; (hosts           (config-lookup *configdat* "jobtools"     "workhosts")) ;; I'm pretty sure this was never completed
	   (remote-megatest (config-lookup *configdat* "setup" "executable"))
	   (run-time-limit  (or (configf:lookup  tconfig   "requirements" "runtimelim")
				(configf:lookup  *configdat* "setup" "runtimelim")))
	   ;; FIXME SOMEDAY: not good how this is so obtuse, this hack is to 
	   ;;                allow running from dashboard. Extract the path
	   ;;                from the called megatest and convert dashboard
	   ;;             	  or dboard to megatest
	   (local-megatest  (let* ((lm  (car (argv)))
				   (dir (pathname-directory lm))
				   (exe (pathname-strip-directory lm)))
			      (conc (if dir (conc dir "/") "")
				    (case (string->symbol exe)
				      ((dboard)    "../megatest")
				      ((mtest)     "../megatest")
				      ((dashboard) "megatest")
				      (else exe)))))
	   (launcher        (common:get-launcher *configdat* test-name item-path)) ;; (config-lookup *configdat* "jobtools"     "launcher"))
	   (test-sig        (conc (common:get-testsuite-name) ":" test-name ":" item-path)) ;; (item-list->path itemdat))) ;; test-path is the full path including the item-path
	   (work-area       #f)
	   (toptest-work-area #f) ;; for iterated tests the top test contains data relevant for all
	   (diskpath   #f)
	   (cmdparms   #f)
	   (fullcmd    #f) ;; (define a (with-output-to-string (lambda ()(write x))))
	   (mt-bindir-path #f)

;; ;;(declare (uses apimod))
;; (declare (uses ftail))
;; ;; (declare (uses rmtmod))
;; (declare (uses commonmod))
;; (declare (uses apimod))
;; (declare (uses archivemod))
;; (declare (uses clientmod))
;; (declare (uses configfmod))
;; (declare (uses dbmod))
;; (declare (uses dcommonmod))
;; (declare (uses envmod))
;; (declare (uses ezstepsmod))
;; (declare (uses itemsmod))
;; (declare (uses keysmod))
;; (declare (uses launchmod))

(import canvas-draw-iup spiffy)


;; (import apimod)
;; (import archivemod)
;; (import clientmod)
;; (import commonmod)
;; (import configfmod)
;; (import dbmod)
;; (import dcommonmod)
;; (import envmod)
;; (import ezstepsmod)
;; (import ftail)
;; (import itemsmod)
;; (import keysmod)

(declare (uses commonmod))
(import commonmod)
(declare (uses rmtmod))
(import rmtmod)
(declare (uses dbmod))
(import dbmod)


(declare (uses megamod))
(import megamod)

;; (declare (uses tdb))
;; (declare (uses mt))
;; (declare (uses api))
;; (declare (uses tasks)) ;; only used for debugging.

		   (if (runs:lownoise "waiting on tasks" 60)(debug:print-info 2 *default-log-port* "waiting for tasks to complete, sleeping briefly ..."))
                   (configf:lookup-number *configdat* "setup" "inter-test-delay" default: 0.1) ;; was 2
		   );; obviously haven't had any work to do for a while
        	  (else 0)))
  
  (let* ((num-running             (rmt:get-count-tests-running run-id))
	 (num-running-in-jobgroup (rmt:get-count-tests-running-in-jobgroup run-id jobgroup))
	 (job-group-limit         (let ((jobg-count (config-lookup *configdat* "jobgroups" jobgroup)))
				    (if (string? jobg-count)
					(string->number jobg-count)
					jobg-count))))
    (if (> (+ num-running num-running-in-jobgroup) 0)
	(runs:inc-can-run-more-tests-count runsdat)) ;; (set! *runs:can-run-more-tests-count* (+ *runs:can-run-more-tests-count* 1)))
    (if (not (eq? *last-num-running-tests* num-running))
	(begin

	  (change-directory *toppath*) ;; PLEASE OPTIMIZE ME!!! I think this should be a no-op but there are several places where change-directories could be happening.
	  (setenv "MT_TEST_NAME" hed) ;; 
	  (let*-values (((waitons waitors config) (tests:get-waitons hed all-tests-registry))

			;; NOTE: Have the config - can extract [waitons] section
			
                        ((hed-mode)
                         (let ((m (config-lookup config "requirements" "mode")))
                           (if m (map string->symbol (string-split m)) '(normal))))
                        ((hed-itemized-waiton) ;; are items in hed waiting on items of waiton?
                         (not (null? (lset-intersection eq? hed-mode '(itemmatch itemwait)))))
                        )
	    (debug:print-info 8 *default-log-port* "waitons: " waitons)
	    ;; check for hed in waitons => this would be circular, remove it and issue an
	    ;; error
	    (if (or (member hed waitons)
		    (member hed waitors))
		(begin
		  (debug:print-error 0 *default-log-port* "test " hed " has listed itself as a waiton or waitor, please correct this!")
		  (set! waitons (filter (lambda (x)(not (equal? x hed))) waitons))
		  (set! waitors (filter (lambda (x)(not (equal? x hed))) waitors))))
	    
	    ;; (items   (items:get-items-from-config config)))
	    (if (not (hash-table-ref/default test-records hed #f)) ;; waiton-tconfig below will be #f until that test is visted here at least once
		(hash-table-set! test-records ;; BB: we are doing a manual make-tests:testqueue
				 hed (vector hed     ;; 0 ;; testname
					     config  ;; 1 
					     waitons ;; 2 
					     (config-lookup config "requirements" "priority")     ;; priority 3
					     (tests:get-items config) ;; 4 ;; expand the [items] and or [itemstable] into explict items
					     #f      ;; itemsdat 5
					     #f      ;; spare - used for item-path
					     waitors ;; 
					     )))
            ;; update waitors-upon here
            (for-each

  (let* ((run-info              (rmt:get-run-info run-id))
         (tests-info            (mt:get-tests-for-run run-id #f '() '())) ;;  qryvals: "id,testname,item_path"))
         (sorted-test-names     (tests:sort-by-priority-and-waiton test-records))
         (test-registry         (make-hash-table))
         (registry-mutex        (make-mutex))
         (num-retries           0)
         (max-retries           (config-lookup *configdat* "setup" "maxretries"))
         (max-concurrent-jobs   (configf:lookup-number *configdat* "setup" "max_concurrent_jobs" default: 50))
         (reglen                (if (number? reglen-in) reglen-in 1))
         (last-time-incomplete  (- (current-seconds) 900)) ;; force at least one clean up cycle
         (last-time-some-running (current-seconds))
         ;; (tdbdat                (tasks:open-db))
         (runsdat (make-runs:dat
                   ;; hed: hed

            ;; (rmt:find-and-mark-incomplete-all-runs)
	    ))

      ;; (print "Top of loop, hed=" hed ", tal=" tal " ,reruns=" reruns)
      (let* ((test-record (hash-table-ref test-records hed))
	     (test-name   (tests:testqueue-get-testname test-record))
	     (tconfig     (tests:testqueue-get-testconfig test-record))
	     (jobgroup    (config-lookup tconfig "test_meta" "jobgroup"))
	     (testmode    (let ((m (config-lookup tconfig "requirements" "mode")))
			    (if m (map string->symbol (string-split m)) '(normal))))
	     (itemmaps    (tests:get-itemmaps tconfig)) ;;  (configf:lookup tconfig "requirements" "itemmap"))
	     (priority    (tests:testqueue-get-priority   test-record))
	     (itemdat     (tests:testqueue-get-itemdat    test-record)) ;; itemdat can be a string, list or #f
	     (items       (tests:testqueue-get-items      test-record))
	     (item-path   (item-list->path itemdat))
	     (tfullname   (db:test-make-full-name test-name item-path))

	(begin
	  (set! currrecord (make-vector 11 #f))
	  (rmt:testmeta-add-record test-name)))
    (for-each 
     (lambda (key)
       (let* ((idx (cadr key))
	      (fld (car  key))
	      (val (config-lookup test-conf "test_meta" fld)))
	 ;; (debug:print 5 *default-log-port* "idx: " idx " fld: " fld " val: " val)
	 (if (and val (not (equal? (vector-ref currrecord idx) val)))
	     (begin
	       (print "Updating " test-name " " fld " to " val)
	       (rmt:testmeta-update-field test-name fld val)))))
     '(("author" 2)("owner" 3)("description" 4)("reviewed" 5)("tags" 9)("jobgroup" 10)))))

;; returns waitons waitors tconfigdat
;;
(define (tests:get-waitons test-name all-tests-registry)
   (let* ((config  (tests:get-testconfig test-name #f all-tests-registry 'return-procs))) ;; assuming no problems with immediate evaluation, this could be simplified ('return-procs -> #t)
     (let ((instr (if config 
		      (config-lookup config "requirements" "waiton")
		      (begin ;; No config means this is a non-existant test
			(debug:print-error 0 *default-log-port* "non-existent required test \"" test-name "\"")
			(exit 1))))
	   (instr2 (if config
		       (config-lookup config "requirements" "waitor")
		       "")))
       (debug:print-info 8 *default-log-port* "waitons string is " instr ", waitors string is " instr2)
       (let ((newwaitons
	      (string-split (cond
			     ((procedure? instr) ;; here 
			      (let ((res (instr)))
				(debug:print-info 8 *default-log-port* "waiton procedure results in string " res " for test " test-name)

	      (lambda (a b)
		(let* ((a-record   (hash-table-ref test-records a))
		       (b-record   (hash-table-ref test-records b))
		       (a-waitons  (or (tests:testqueue-get-waitons a-record) '()))
		       (b-waitons  (or (tests:testqueue-get-waitons b-record) '()))
		       (a-config   (tests:testqueue-get-testconfig  a-record))
		       (b-config   (tests:testqueue-get-testconfig  b-record))
		       (a-raw-pri  (config-lookup a-config "requirements" "priority"))
		       (b-raw-pri  (config-lookup b-config "requirements" "priority"))
		       (a-priority (mungepriority a-raw-pri))
		       (b-priority (mungepriority b-raw-pri)))
		  (tests:testqueue-set-priority! a-record a-priority)
		  (tests:testqueue-set-priority! b-record b-priority)
		  ;; (debug:print 0 *default-log-port* "a=" a ", b=" b ", a-waitons=" a-waitons ", b-waitons=" b-waitons)
		  (cond
		   ;; is 

  (if (not (null? test-names))
      (let loop ((hed (car test-names))
		 (tal (cdr test-names)))         ;; 'return-procs tells the config reader to prep running system but return a proc
	(debug:print-info 4 *default-log-port* "hed=" hed " at top of loop")
        ;; don't know item-path at this time, let the testconfig get the top level testconfig
	(let* ((config  (tests:get-testconfig hed #f all-tests-registry 'return-procs))
	       (waitons (let ((instr (if config 
					 (config-lookup config "requirements" "waiton")
					 (begin ;; No config means this is a non-existant test
					   (debug:print-error 0 *default-log-port* "non-existent required test \"" hed "\", grep through your testconfigs to find and remove or create the test. Discarding and continuing.")
					     ""))))
			  (debug:print-info 8 *default-log-port* "waitons string is " instr)
			  (string-split (cond
					 ((procedure? instr)
					  (let ((res (instr)))

		
		;; (items   (items:get-items-from-config config)))
		(if (not (hash-table-ref/default test-records hed #f))
		    (hash-table-set! test-records
				     hed (vector hed     ;; 0
						 config  ;; 1
						 waitons ;; 2
						 (config-lookup config "requirements" "priority")     ;; priority 3
						 (let ((items      (hash-table-ref/default config "items" #f)) ;; items 4
						       (itemstable (hash-table-ref/default config "itemstable" #f))) 
						   ;; if either items or items table is a proc return it so test running
						   ;; process can know to call items:get-items-from-config
						   ;; if either is a list and none is a proc go ahead and call get-items
						   ;; otherwise return #f - this is not an iterated test
						   (cond