From: David Abrahams (dave_at_[hidden])
Date: 2005-09-22 10:49:44
Vladimir Prus <ghost_at_[hidden]> writes:
>> One thing I'd like to see is a breadth-first dependency checker. That
>> would allow us to discover early on that something needs to be rebuilt
>> in most of the common cases, so we could start rebuilding it
>> immediately and continue the dependency check while that build is
>> running. That would be a win even on most uniprocessor systems, and
>> on SMP or cluster builds it would kick *ss. Of course, the structure
>> of Jam is incompatible with that approach. I believe that Scons is
>> more adaptable to it.
> I think most time is spend before building dependency graph so this
> won't give us much.
a. Doesn't that really depend on the structure of the project, and
probably also whether the source is on a local disk?
b. That's part of the problem, too. It ought to be possible to build
part of the dependency graph quickly and let construction start
-- Dave Abrahams Boost Consulting www.boost-consulting.com
Boost-Build list run by bdawes at acm.org, david.abrahams at rcn.com, gregod at cs.rpi.edu, cpdaniel at pacbell.net, john at johnmaddock.co.uk