Re: m4sugar

[Bob Rossi]

On Fri, Feb 10, 2006 at 06:52:46AM -0500, Bob Rossi wrote:
> On Fri, Feb 10, 2006 at 07:34:11AM +0100, Akim Demaille wrote:
> > 
> > Le 10 févr. 06 à 02:35, Bob Rossi a écrit :
> > 
> > [bison patches in CC]
> > 
> > >>The first place to look at is certainly yacc.c.  Rename it push.c for
> > >>instance, and toy with it.  Try to port the work from Odd into it.
> > >>Maybe you should try to diff yacc.c and odd's skeleton at that time,
> > >>and port that diff to the current yacc.c.
> > >
> > >Hi Akim,
> > >
> > >At this point, I'm simply trying to understand how m4 is invoked to
> > >create the generated c file from yacc.c. If I run bison with --trace I
> > >see the command
> > >  /usr/bin/m4
> > >  /home/bob/download/bison/bison-2.1/target/share/bison/m4sugar/ 
> > >m4sugar.m4
> > >  - /home/bob/download/bison/bison-2.1/target/share/bison/c.m4
> > >    /home/bob/download/bison/bison-2.1/target/share/bison/yacc.c
> > >
> > >Since I'm learning m4 for the first time, I was hoping you could  
> > >confirm
> > >some of the understanding I have of what's going on above.
> > 
> > Are you sure you are using the CVS version of Bison?  c.m4 should be
> > included by yacc.c, not fed to m4 by bison.
> 
> Oops, I playing around with bison-2.1, I'll check out CVS, thanks.

OK, OK, I'm a bison newbie. I've checked out CVS. Now, what do other
bison hackers do to generate the configure script? Should I be using the
bootstrap script?

Thanks,
Bob Rossi