On Mon, 07 Nov 2005 13:49:01 -0200
"Jose Roberto B. de A. Monteiro" <[EMAIL PROTECTED]> wrote:

> Em Seg, 2005-11-07 às 14:53 +0100, David Pirotte escreveu:
> > does anyone understands why this does not return the expected result
> > 
> >     (define *texu/reserved-characters*
> >       ;; % \ { } ~ $ & # ^ _
> >       '(
> >         #\%         ;; comments
> >         #\\         ;; command(follows by a space)
> >         #\{         ;; definition of treatment block(main_arg)
> >         #\}         
> >         #\~         ;; indivisible space
> >         #\$         ;; mathematical mode 
> >         #\&         ;; tabulation ...
> >         #\#         ;; symbol of parameter zone
> >         #\^         ;; exponent
> >         #\_         ;; index
> >         )
> >       )
> > 
> >     (define (texu/prep-str-for-tex str)
> >       (let ((str-lst (string->list str))
> >             (result (list)))
> >         (for-each (lambda (chr)
> >                     (if (member chr *texu/reserved-characters*)
> >                         (set! result (cons chr (cons #\\ result)))
> >                         (set! result (cons chr result))))
> >                   str-lst)
> >         (reverse-list->string result)
> >         ))
> 
> Because you should have this string: ";; % \\ { } ~ $ & # ^ _", with two
> backslashes instead of one... the same for "

but that is not possible, because the string (here simulated) is a user typed 
in string
 (through a gtk interface programmed in guile-gnome) upon which I have no 
control. 
I precisly wish to parse it to create a .tex file later processed by latex ...


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