[antlr-interest] Looking for a fortran grammar for antlr 3.0

[Mathew Yeates]

I'm looking for a vanilla f77 grammar.

Kevin J. Cummings wrote:
> Mathew Yeates wrote:
>   
>> Hi
>> Has anybody got this? There is a Fortran grammar floating around but it
>> is for Antlr 2. How difficult is it to update an existing Antlr 2
>> grammar (for a beginner)?
>>     
>
> For which incarnation of FORTRAN?  I've seen some example grammars in
> the PCCTS stuff (ANTLR 1), but if you need specific ANSI release
> support, you may have to role your own or at least extend it.  My
> company at the time (10+ years ago) was working on both an F77 and an
> F90(?) grammar, but it is lost to the free world, buried under
> copyrights and inherited by the company that bought out Peritus Software
> Services.  FORTRAN also has some unique parsing requirements depending
> on whether you are parsing the columized language or the free form
> language, so that you can separate embedded keywords from run-on
> identifiers.
>
>   
>> Mathew
>>     
>
>