On Jul 20, 2009, at 18:10 , Eric Tucker wrote:

> I'm looking for a really solid parser generator where I can write my  
> own grammar like in JavaCC or Lex/Yacc to parse files in a custom  
> built language. The more portable and more efficient the better (two  
> mutually exclusive requirements? :-) ) Any suggestions?

most of us use racc (for better or worse)... aaron and I are  
maintaining it now and aaron has taken on rexx, tho he's released it  
under a new name (currently forgetting, but prolly on his github).