Megatest

		     #f))
	       dat)))

(define (string->safe-filename str)
  (string-substitute (regexp " ") "_" str #t))

(define (sheet->refdb dat targdir)
  (let* ((comment-rx  (regexp "^#CMNT\\d+\\s*"))
	 (sheet-name  (car (find-section dat 'http://www.gnumeric.org/v10.dtd:Name)))
	 ;; (safe-name   (string->safe-filename sheet-name))
	 (cells       (find-section dat 'http://www.gnumeric.org/v10.dtd:Cells))
	 (remaining   (remove-section (remove-section dat 'http://www.gnumeric.org/v10.dtd:Name)
				      'http://www.gnumeric.org/v10.dtd:Cells))
	 (rownums     (make-hash-table))  ;; num -> name
	 (colnums     (make-hash-table))  ;; num -> name
	 (cols        (make-hash-table))) ;; name -> ( (name val) ... )

			      (list (cdr c)(car c)))
			    (hash-table->alist colnums))))
      (with-output-to-file (conc targdir "/" sheet-name ".dat")
	(lambda ()
	  (for-each (lambda (colname)
		      (print "[" colname "]")
		      (for-each (lambda (row)
				  (let ((key (car row))
					(val (cadr row)))
				    (if (string-search comment-rx key)
					(print val)
					(print key " " val))))
				(reverse (hash-table-ref cols colname)))
		      (print))
		    (sort (hash-table-keys cols)(lambda (a b)
						  (let ((colnum-a (assoc a ref-colnums))
							(colnum-b (assoc b ref-colnums)))
						    (if (and colnum-a colnum-b)
							(< (cadr colnum-a)(cadr colnum-b))

    (file-copy tmpgzf fname #t)
    (delete-file tmpgzf)))

(define (hash-table-reverse-lookup ht val)
  (hash-table-fold ht (lambda (k v res)(if (equal? v val) k res)) #f))

(define (read-dat fname)
  (let ((section-rx  (regexp "^\\[(.*)\\]\\s*$"))
	(comment-rx  (regexp "^#.*"))          ;; This means a cell name cannot start with #
	(cell-rx     (regexp "^(\\S+) (.*)$")) ;; One space only for the cellname content separator 
	(blank-rx    (regexp "^\\s*$"))
	(inp         (open-input-file fname))
	(cmnt-indx   (make-hash-table)))
    (let loop ((inl     (read-line inp))
	       (section #f)
	       (res     '()))
      (if (eof-object? inl)
	  (begin
	    (close-input-port inp)
	    (reverse res))
	  (regex-case
	   inl 
	   (comment-rx _          (let ((curr-indx (+ 1 (hash-table-ref/default cmnt-indx section 0))))
				    (hash-table-set! cmnt-indx section curr-indx)
				    (loop (read-line inp)
					  section 
					  (cons (list (conc "#CMNT" curr-indx) section inl) res))))
	   (blank-rx   _          (loop (read-line inp) section res))
	   (section-rx (x sname)  (loop (read-line inp) 
					sname 
					res))
	   (cell-rx   (x k v)     (loop (read-line inp)
					section
					(cons (list k section v) res)))

			#f
			(loop (car tal)(cdr tal)))))))
	#f)))

;; call with proc = car to get row names
;; call with proc = cadr to get col names
(define (get-rowcol-names path sheet proc)
  (let ((fname (conc path "/" sheet ".dat"))
	(cmnt-rx (regexp "^#CMNT\\d+\\s*")))
    (if (file-exists? fname)
	(let ((dat (read-dat fname)))
	  (if (null? dat)
	      '()
	      (let loop ((hed (car dat))
			 (tal (cdr dat))
			 (res '()))
		(let* ((row-name (proc hed))
		       (newres (if (and (not (member row-name res))
					(not (string-search cmnt-rx row-name)))
				   (cons row-name res)
				   res)))
		  (if (null? tal)
		      (reverse newres)
		      (loop (car tal)(cdr tal) newres))))))
	'())))

;; (define (get-col-names path sheet)
;;   (let ((fname (conc path "/" sheet ".dat")))
;;     (if (file-exists? fname)
;; 	(let ((dat (read-dat fname)))
;; 	  (if (null? dat)
;; 	      #f
;; 	      (map cadr dat))))))

(define (edit-refdb path)
  (let* ((dbname  (pathname-strip-directory path))
	 (tmpf    (conc (create-temporary-file dbname) ".gnumeric")))
    (if (file-exists? (conc path "/sheet-names.cfg"))
	(refdb-export path tmpf))
    (let ((pid (process-run "gnumeric" (list tmpf))))