Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!csd4.milw.wisc.edu!lll-winken!uunet!tektronix!orca!tekecs!nobody
From: nobody@tekecs.GWD.TEK.COM (-for inetd server command)
Newsgroups: comp.lang.c++
Subject: Re: YACC++ (was: Using OO Languages for Compilers/Interpreters)
Message-ID: <11265@tekecs.GWD.TEK.COM>
Date: 10 Apr 89 23:30:58 GMT
References: <16915@cup.portal.com> <1685@iesd.dk>
Reply-To: brucec@demiurge.UUCP (Bruce Cohen)
Organization: Tektronix, Inc., Wilsonville, OR
Lines: 25


This is addressed to fischer@iesd.dk.  I was unable to get my mailer to
accept his address.  Does anyone know how to convince a mailer to send a
message via a portal?  Please mail your response.


In article <1685@iesd.dk> you write:
>The code generated by bison (aka GNU YACC) works fine with C++, at
>least with the GNU C++ compiler. Simply write C++ code in the action
>parts, and compile with g++. No problem. Using YACC, you get a couple
>of warnings, but it works ok.
>
>Using LEX is more tricky, but it can be done (kludge available :-).
>Using flex (Vern Paxson's fast LEX) is far better. You'll have to make
>a simple patch to the skeleton lexer, but that's easy to spot. I have
>a patch if anyone is interested (I've mailed it to Vern, too).

I would be interested in both of these patch/kludges.  Your timing in posting
this information is very fortuitous for me; I was just about to start
designing a class which contains a parser in its private members.

Bruce Cohen
Interactive Technologies Division, Tektronix, Inc.
M/S 61-028, P.O. Box 1000, Wilsonville, OR  97070
brucec@orca.wv.tek.com.usa