[antlr-interest] Urgent: how to "include" a grammar defined in a separate file

Micheal J open.zone at virgin.net
Wed Jun 15 06:05:54 PDT 2005


Rupinder,
 
Have a look here at the ANTLR project here and especially the annotation
tool. The author uses it to maintain a single tree parser grammar for
multiple walks. You can adapt it for single grammar and multiple languages
too. You would probably want to move to a one-grammar-per-*.g-file
arrangement for this to work smoothly.
 
http://storm.cs.unipi.gr/~anakreon/aspa.html
 
Incidentally, there is no guarantee that you will receive a response (let
alone a "satisfactory response") from any mailing list staffed by
volunteers. ;-)
 
 
Cheers,
 
Micheal
 

-----Original Message-----
From: antlr-interest-bounces at antlr.org
[mailto:antlr-interest-bounces at antlr.org] On Behalf Of Rupinder S. Gill
Sent: 15 June 2005 04:56
To: antlr-interest at antlr.org
Subject: [antlr-interest] Urgent: how to "include" a grammar defined in
aseparate file 



(I posted a query a week ago but didn't receive a satisfactory response.) 
I have a grammar for logical-expressions from which I need to build the
following: 
- Java lexer and parser 
- C# lexer and parser 
- Two java tree-walkers 
- One C# tree-walkers 

The two java tree-walkers are in independent projects; both projects do
depend on the project that defines the grammar (and contains lexer and
parser).  C# lexer, parser and tree-walker can be in the same project.  I
want to keep only one copy of the common.g file (one containing parser and
lexer sections).  How do I this?

Grammar inheritance nor importVocab seem to be up to the task.  Or am I
missing something? 

Thanks, 
R.G. 

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