[antlr-interest] Re: (in)sanity check
lgcraymer
lgc at mail1.jpl.nasa.gov
Mon Apr 19 13:20:23 PDT 2004
Check out
http://ovid.tigris.org/Ephedra/
--Loring
--- In antlr-interest at yahoogroups.com, "ljw10001" <ljw1001 at h...> wrote:
> I'm about to begin a project to port 400K LOC of C++ code to Java.
> To the greatest extent possible, we want to do a line by line port
> and, if possible I would like to automate some part of that effort.
>
> What I have in mind is to use ANTLR/Sorcerer to do a rough
> translation.
>
> If I'm reading the various documents, articles, etc. correctly, there
> is a C++ grammar available that ANTLR can use to create a parse tree
> and also a Sorcerer description for Java that can read a (different)
> parse tree and generate java code. Presumably the first tree could be
> mapped to the second, or we could modify the Sorcerer description by
> hand to use the tree generated from the C++ source.
>
> I'm not expecting the result to compile. In fact I would be happy to
> output C++ with some of the code selectively replaced by Java
> equivalents. Anything that would reduce the amount of manual
> translation noticably would be useful.
>
> So, am I completely insane to attempt this with ANTLR? Suggestions
> for better ways to approach the problem would be greatly appreciated.
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