Version française
Home     About     Download     Resources     Contact us    

This site is updated infrequently. For up-to-date information, please visit the new OCaml website at

Browse thread
[Caml-list] Calling ocamlyacc from ocamlyacc
[ Home ] [ Index: by date | by threads ]
[ Search: ]

[ Message by date: previous | next ] [ Message in thread: previous | next ] [ Thread: previous | next ]
Date: -- (:)
From: Michal Moskal <malekith@p...>
Subject: Re: [Caml-list] Calling ocamlyacc from ocamlyacc
On Tue, Sep 02, 2003 at 11:23:40AM -0400, katre wrote:
> Michal Moskal wrote:
> > 
> > You can define several start symbols in your grammar. Parsing functions
> > are defined for each. You can also define several rule ... in your lexer
> > (lexing functions are defined for each). Hope that helps, I can't help
> > more, since I don't quite understand nature of your problem.
> > 
> Right, but is there a way, in a ocamlyacc action, to switch which lexer
> rule you're using?  That seems to be the main part I am missing.  Or if
> I could access the lexbuf directly, I could also use that.

I believe you can set some flag in lexer (from parser action), to make
it switch for another rule. But you have to consider lookahead.

: Michal Moskal :: : GCS {C,UL}++++$ a? !tv
: When in doubt, use brute force. -- Ken Thompson : {E-,w}-- {b++,e}>+++ h

To unsubscribe, mail Archives:
Bug reports: FAQ:
Beginner's list: