Re: target references

From: David Abrahams (dave_at_[hidden])
Date: 2004-11-30 16:47:42

Vladimir Prus wrote:

> We need to decide if explicit rule provided by user, or more declarative 
> mechanism is better.
> 
> There are two questions:
> 1. Lazy or eager. The subprojects can be lazy loaded -- they are loaded only 
> when needed by other projects. The top-level project just maps project ids 
> into directory locations. In eager mode, all subprojects are found and loaded 
> automatically. I think lazy is better for performance reasons.

Agreed. And I see no disadvantages, do you?

> 2. User rule or declarative mechanism. In first, user provides a rules which 
> maps ids to locations. In second, he describes the mapping is some other 
> terms. I think user rules is simpler, and declarative mapping can be 
> implemented by injecting the rule, so maybe we should initially allow only 
> user-defined rule.

That's okay with me.

I seem to have some memory that I agreed to write the new documentation 
for this feature so you could implement it, but I can't find any record 
of it in the archives (?)

-- 
Dave Abrahams
Boost Consulting
http://www.boost-consulting.com