Re: [jamboost] Re: MSVC tool cpp source RSP combination problem

From: Vladimir Prus (ghost_at_[hidden])
Date: 2005-08-15 01:31:35

On Friday 12 August 2005 19:22, David Abrahams wrote:

> > Bjam is a good tool in every aspect. It just happen that I have adopt
> > it into several mission-critical projects. And build-time of Bjam in
> > VC project is significant slower than using DEVENV. It's really
> > discouraging. So any helps are greatly appreciated.
>
> Having the capability you seek _was_ one of the design goals of BBv2.
> However, now that we'ver removed the "best conversions sequence"
> heuristic, the sequence of generators for constructing a target needs
> to be found _unambiguously_ or an error will be issued. That might
> have made it impossible to reach that goal; I'm not sure.

I always thought that the right approach for multi-file compiles would
be some "combiner" either in jam core or in Boost.Build that will detect
actions that differ only in compiled file name and merge those actions 
together.

Nothing concrete though, this task needs somebody to work on it.

- Volodya

-- 
Vladimir Prus
http://vladimir_prus.blogspot.com
Boost.Build V2: http://boost.org/boost-build2