Subject: Re: [boost] [Modularization] A new approach to header modularization
From: Stewart, Robert (Robert.Stewart_at_[hidden])
Date: 2009-05-29 07:52:53
Beman Dawes wrote
On Thursday, May 28, 2009 5:07 PM
> On Thu, May 28, 2009 at 10:53 AM, troy d. straszheim
> <troy_at_[hidden]> wrote:
> > - There is still the toplevel filesystem.hpp and friends to
> > deal with.
> The way to deal with that is to migrate those to within the library's
> header directory.
> As boost grows, filling the boost/ with headers becomes less and less
> attractive. Of course we have to leave the current headers there for
> compatibiltiy, but that location could be deprecated and eventually
> only <boost/filesystem/filesystem.hpp> supported.
Rather than being redundant, why not make it <boost/library/all.hpp>, where "library" varies?
> > You can't move libraries around as a unit (which is the desired
> > capability, right?).
> You can except for the current boost/ .hpp files. Whether that's a
> problem or not depends on whether we are willing to move to all
> headers in the library's home. That may well be an eventual need
> regardless of the modularization approach.
Those wanting to take advantage of the modularization will change their include directives from boost/library.hpp to boost/library/all.hpp.
> > There is also the potential for name
> > collisions between directories under libs/X and boost/X,
> > You would want some naming convention:
> > boost/
> > filesystem.hpp
> > filesystem/
> > O_o/ <----
> > build/
> > test/
> > doc/
> Yes, you could do that. But we can also reserve certan names
> (doc/src/test/example/build). That would go a long way.
> > or maybe something pythonic like __src__/.
> > - Users expect headers under include/ and source under
> > src/, this will surprise them.
> Yep. Just like it surprises them now that there is no include/. They
> get over it.
It never hurts to follow convention when possible and reasonable.
Rob Stewart robert.stewart_at_[hidden]
Software Engineer, Core Software using std::disclaimer;
Susquehanna International Group, LLP http://www.sig.com
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