Megatest

(define (db:sync-inmem->disk dbstruct apath dbfile #!key (force-sync #f))
  (let* ((dbdat       (db:get-dbdat dbstruct apath dbfile))
	 (db          (dbr:dbdat-db dbdat))
	 (inmem       (dbr:dbdat-inmem dbdat))
	 (start-t     (current-seconds))
	 (last-update (dbr:dbdat-last-write dbdat))
	 (last-sync   (dbr:dbdat-last-sync dbdat)))
    (debug:print-info 4 *default-log-port* "Syncing for dbfile: " dbfile)
    (mutex-lock! *db-multi-sync-mutex*)
    (let* ((update_info (cons (if force-sync 0 last-update) "last_update"))
    	   (need-sync   (or force-sync (>= last-update last-sync))))
       (if need-sync
	  (db:sync-tables (db:sync-all-tables-list) update_info inmem db)
	  (debug:print 0 *default-log-port* "Skipping sync as nothing touched.")))
    (dbr:dbdat-last-sync-set! dbdat start-t)