>From: nobu / ruby-lang.org
>Date: 04.04.2006 07:13:42
>Subject: Re: [PATCH] parse.y: literal strings for tokens
>
>Hi,
>
>At Tue, 4 Apr 2006 12:20:18 +0900,
>ville.mattila / stonesoft.com wrote in [ruby-core:07672]:
>> So how about a little bit configuration magic. We could detect if  the
>> system is using cabable bison and the define NICE_TOKENS and
>> ifdef parse.y correctly. Your patch is so much user friendlier than the
>> current
>> kEND stuff. Ruby's error reporting is too "developer friendly " at the
>> moment.
>
>yacc runs before C compiler, including preprocessor.

   Ok, how about if we run parse.y through C preprocessor before yacc?


>
>--
>Nobu Nakada
>