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Re: m4sugar

From: Bob Rossi
Subject: Re: m4sugar
Date: Fri, 10 Feb 2006 06:52:46 -0500
User-agent: Mutt/1.5.9i

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.

Bob Rossi

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