Re: Source to source Translation ?

Waverly@DigitSW.com "Waverly Edwards" writes:


> Could any point me to some source code for translating C to Pascal.
>
> I have just a few requirements.
>
> 1. It be commented or narrated pretty well
> 2. It not be someones PH.D thesis model
> (If it is, its likely to be way over my head)


Ok. So it does not have to be free. Check out our web pages for
details.


> I think my biggest problem is going to be pointer arithmetic and the
> translation of operator precedence. I dont know if I these obstacles
> can be overcome.


Actually these are 'easy' problems to solve.


> My overall goal is not only to translate C to Pascal but to:
>


Our goals changed over time (customer driven). Check out
www.knosof.co.uk/ctoa.html for some history.


> [Operator precedence is easy -- build an expression tree, walk over it to
> emit Pascal, and stick in parentheses when you find a lower precedence
> expression inside a higher precedence one. Pointers are harder, since there's
> a lot of wild 'n' crazy things you can do in C that you can't do in Pascal
> without gross implementation-dependent hackery. Take a look at p2c, which
> goes the other way and does a decent job of putting out readable source code.
> The hard part isn't generating valid output code, it's generating code that
> doesn't look like decompiled assembler. -John]
>


Our Moderator knew about p2c but not about CtoP :-(


derek


--
Derek M Jones tel: +44 (0) 1252 520 667
Knowledge Software Ltd email: derek@knosof.co.uk
Applications Standards Conformance Testing http://www.knosof.co.uk
[Harumph, nobody tells me nothin'. -John]
--

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