Megatest

(define (std-exit-procedure)
  (let ((no-hurry  (if *time-to-exit* ;; hurry up
		       #f
		       (begin
			 (set! *time-to-exit* #t)
			 #t))))
    (debug:print-info 4 *default-log-port* "starting exit process, finalizing databases.")
    (if (and no-hurry (debug:debug-mode 18))
	(rmt:print-db-stats))
    (let ((th1 (make-thread (lambda () ;; thread for cleaning up, give it five seconds
			      (let ((run-ids (hash-table-keys *db-local-sync*)))
				(if (and (not (null? run-ids))
					 (or (common:legacy-sync-recommended)
					     (configf:lookup *configdat* "setup" "megatest-db")))

				    (set! *megatest-db* #f)))
			      (if *task-db*    
				  (let ((db (cdr *task-db*)))
				    (if (sqlite3:database? db)
					(begin
					  (sqlite3:interrupt! db)
					  (sqlite3:finalize! db #t)
					  (vector-set! *task-db* 0 #f)))))
			      (close-output-port *default-log-port*)
			      (set! *default-log-port* (current-error-port))) "Cleanup db exit thread"))
	  (th2 (make-thread (lambda ()
			      (debug:print 4 *default-log-port* "Attempting clean exit. Please be patient and wait a few seconds...")
			      (if no-hurry
				  (thread-sleep! 5) ;; give the clean up few seconds to do it's stuff
				  (thread-sleep! 2))
			      (debug:print 4 *default-log-port* " ... done")
			      )

   (else #f)))

(define (any->number-if-possible val)
  (let ((num (any->number val)))
    (if num num val)))

(define (patt-list-match item patts)
  (debug:print-info 8 *default-log-port* "patt-list-match item=" item " patts=" patts)
  (if (and item patts)  ;; here we are filtering for matches with item patterns
      (let ((res #f))   ;; look through all the item-patts if defined, format is patt1,patt2,patt3 ... wildcard is %
	(for-each 
	 (lambda (patt)
	   (let ((modpatt (string-substitute "%" ".*" patt #t)))
	     (debug:print-info 10 *default-log-port* "patt " patt " modpatt " modpatt)
	     (if (string-match (regexp modpatt) item)
		 (set! res #t))))
	 (string-split patts ","))
	res)
      #t))

;; (map print (map car (hash-table->alist (read-config "runconfigs.config" #f #t))))

  (let* ((rtestpatt     (if rconf (runconfigs-get rconf "TESTPATT") #f))
	 (args-testpatt (or (args:get-arg "-testpatt")
			    (args:get-arg "-runtests")
			    "%"))
	 (testpatt    (or (and (equal? args-testpatt "%")
			       rtestpatt)
			  args-testpatt)))
    (if rtestpatt (debug:print-info 0 *default-log-port* "TESTPATT from runconfigs: " rtestpatt))
    testpatt))

(define (common:get-linktree)
  (or (getenv "MT_LINKTREE")
      (if *configdat*
	  (configf:lookup *configdat* "setup" "linktree"))))

	       (value           (caddr hed))
	       (existing-rowdat (assoc rowkey rownames))
	       (existing-coldat (assoc colkey colnames))
	       (curr-rownum     (if existing-rowdat rownum (+ rownum 1)))
	       (curr-colnum     (if existing-coldat colnum (+ colnum 1)))
	       (new-rownames    (if existing-rowdat rownames (cons (list rowkey curr-rownum) rownames)))
	       (new-colnames    (if existing-coldat colnames (cons (list colkey curr-colnum) colnames))))
	  ;; (debug:print-info 0 *default-log-port* "Processing record: " hed )
	  (if proc (proc curr-rownum curr-colnum rowkey colkey value))
	  (if (null? tal)
	      (list new-rownames new-colnames)
	      (loop (car tal)
		    (cdr tal)
		    new-rownames
		    new-colnames

	 (first   (car loadavg))
	 (next    (cadr loadavg))
	 (adjload (* maxload numcpus))
	 (loadjmp (- first next)))
    (cond
     ((and (> first adjload)
	   (> count 0))
      (debug:print-info 0 *default-log-port* "waiting " waitdelay " seconds due to load " first " exceeding max of " adjload (if msg msg ""))
      (thread-sleep! waitdelay)
      (common:wait-for-cpuload maxload numcpus waitdelay count: (- count 1)))
     ((and (> loadjmp numcpus)
	   (> count 0))
      (debug:print-info 0 *default-log-port* "waiting " waitdelay " seconds due to load jump " loadjmp " > numcpus " numcpus (if msg msg ""))
      (thread-sleep! waitdelay)
      (common:wait-for-cpuload maxload numcpus waitdelay count: (- count 1))))))

(define (common:get-num-cpus)
  (with-input-from-file "/proc/cpuinfo"
    (lambda ()
      (let loop ((numcpu 0)

	      fallback-launcher
	      (let loop ((hed (car launchers))
			 (tal (cdr launchers)))
		(let ((patt      (car hed))
		      (host-type (cadr hed)))
		  (if (tests:match patt testname itempath)
		      (begin
			(debug:print-info 2 *default-log-port* "Have flexi-launcher match for " testname "/" itempath " = " host-type)
			(let ((launcher (configf:lookup configdat "host-types" host-type)))
			  (if launcher
			      launcher
			      (begin
				(debug:print-info 0 *default-log-port* "WARNING: no launcher found for host-type " host-type)
				(if (null? tal)
				    fallback-launcher
				    (loop (car tal)(cdr tal)))))))
		      ;; no match, try again
		      (if (null? tal)
			  fallback-launcher
			  (loop (car tal)(cdr tal))))))))
	fallback-launcher)))