Subject: Re: [boost] Boost policy for putting headers in boost/ Was: #3541 Support <boost/ptr_map.hpp>
From: Stewart, Robert (Robert.Stewart_at_[hidden])
Date: 2009-10-26 10:14:52
Joel de Guzman wrote:
> David Abrahams wrote:
> > on Fri Oct 23 2009, "troy d. straszheim"
> <troy-AT-resophonic.com> wrote:
> >> % ls boost/fusion
> >> adapted/ container.hpp iterator.hpp support/
> >> adapted.hpp functional/ mpl/ support.hpp
> >> algorithm/ functional.hpp mpl.hpp tuple/
> >> algorithm.hpp include/ sequence/ tuple.hpp
> >> container/ iterator/ sequence.hpp view/
> > Fusion is very clean, but I have a problem remembering where
> > to find various files. For that reason, I prefer the MPL's
> > organization, where component xxx can always be used after
> > #include <boost/mpl/xxx.hpp>. There is lower-level
> > modularization, but for the most part the public interfaces
> > are in boost/mpl and subdirectories are reserved for
> > implementation details.
> FWIW, we've solved that by having a flat include
> directory. It's the include/ dir you see up there. The
> directory contains all forwarding headers. For instance, see
> http://tinyurl.com/yj86r8v. You have:
> #include <boost/fusion/include/deref.hpp>
> in addition to the modular:
> #include <boost/fusion/iterator/deref.hpp>
That's just confusing. Why would you want multiple copies of the same header or multiple ways to include the same functionality? Besides, wouldn't the equivalent to what Dave noted be the following?
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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