Re: [Boost-build] Removing requirements

From: David Abrahams (dave_at_[hidden])
Date: 2006-09-18 10:01:08

Vladimir Prus <ghost_at_[hidden]> writes:

>>   Would it be useful to also support wildcard syntax, like -<define>*,
>> to enable  removing free features as well?
>
> I don't know. We've seen cases where removing a specific requirements is 
> needed, but haven't (yet) where such global removal is needed.
>
> If somebody needed this in past, speak out!

I think that would be a bad idea.  There's a reason some features are
propagated in this way, and it's not too much to ask the user who
wants to live dangerously to explicitly disable each one.  You can
still

  -<define>SOME_MACRO

or even better yet and more appropriately,

   <undef>SOME_MACRO

-- 
Dave Abrahams
Boost Consulting
www.boost-consulting.com