lex and yacc utils

[Dan Bernstein]

In article <1990Dec7.064952.1236 at mdcbbs.com> eggert at mdcbbs.com writes:
> Does anyone know whether the unix utils yacc and lex (spelling?) have ever
> been ported to VMS/VAX c? We have a need for these utils and would prefer 
> not to reinvent. Thanks for any help you can offer. 

I thought MMS had similar parser-compiler tools. (This question is most
appropriate for comp.unix.questions and perhaps vmsnet.somethingorother,
btw.)

---Dan