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srfi-69)
(define (db:run-id->dbname run-id)
(cond
((number? run-id)(conc run-id ".db"))
((not run-id) "main.db")
(else run-id)))
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srfi-69)
(define (db:run-id->dbname run-id)
(cond
((number? run-id)(conc run-id ".db"))
((not run-id) "main.db")
(else run-id)))
;;======================================================================
;; hash of hashs
;;======================================================================
(define (db:hoh-set! dat key1 key2 val)
(let* ((subhash (hash-table-ref/default dat key1 #f)))
(if subhash
(hash-table-set! subhash key2 val)
(begin
(hash-table-set! dat key1 (make-hash-table))
(db:hoh-set! dat key1 key2 val)))))
(define (db:hoh-get dat key1 key2)
(let* ((subhash (hash-table-ref/default dat key1 #f)))
(and subhash
(hash-table-ref/default subhash key2 #f))))
)
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