Re: [Boost-users] BCP question

Subject: Re: [Boost-users] BCP question
From: Stepan Hrbek (dee_at_[hidden])
Date: 2010-05-05 16:19:11

Hi Robert,

I don't know how to make bcp give you this information, but Visual 
Studio 2008 has project property C/C++ / Advanced / Show Includes to 
show include tree. See its output in http://dee.cz/x/seri_incl.txt, 
whole library build includes boost/iterator.hpp over 50x.

Stepan

Robert Ramey wrote:
> I'm investigating BCP and have at least one question.
> 
> When I use --list with BCP to generate a list of dependencies for the 
> serialization library, I get among otherthings:
> 
> ...
> boost/iterator.hpp
> boost/iterator/detail/config_def.hpp
> boost/iterator/detail/config_undef.hpp
> boost/iterator/detail/enable_if.hpp
> boost/iterator/detail/facade_iterator_category.hpp
> boost/iterator/filter_iterator.hpp
> boost/iterator/interoperable.hpp
> boost/iterator/iterator_adaptor.hpp
> boost/iterator/iterator_categories.hpp
> boost/iterator/iterator_facade.hpp
> boost/iterator/iterator_traits.hpp
> boost/iterator/transform_iterator.hpp
> ...
> 
> The first one - boost/iterator.hpp - what I wonder about.  I searched the 
> files in used
> in the serialization library and I could find on direct usage of the 
> convenience
> header "boost/iterator.hpp".  I'm guess that this is a secondary dependency
> introduced by something I've included directly. So
> 
> a) Is this a good guess?
> b) Is there an easy way of determining which of the things I'm including is 
> including
> boost/iterator.hpp?
> 
> I've taken care while working on the serialization library to minimize 
> gratuitous
> dependencies.  It seems that other libraries might be including the 
> "convenience headers"
> which subverts my intention to minimize dependencies.  Would this not be a 
> good
> argument for library writters to refrain from using these convenience 
> headers?
> 
> Robert Ramey
> 
> BTW - I had never looked at BCP before. An incredible accomplishment to 
> write such
> a thing - correctly.
> 
> RR
> 
> 
> 
> 
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