On Fri, 2006-09-01 at 08:22 -0400, jamal wrote:

Seems you may be talking about capabilities more than filtering?

yes, I had sort of thought filtering would be that, but now that you say
it I get the point :)

Sorry, I havent had time to look at that code (is it in Daves tree?); 

No, it's not in any tree yet.

if
i understand you correctly - you have a superset of commands, and some
users of those commands can only implement a subset?

precisely.

johannes