[CMake] FindBoost.cmake updated on the bugtracker

[Andreas Pakulat]

On 05.04.08 21:37:43, Andreas Pakulat wrote:
> On 05.04.08 14:13:14, Bill Hoffman wrote:
> > Andreas Pakulat wrote:
> >> On 28.03.08 10:58:39, Bill Hoffman wrote:
> >>> David Thulson wrote:
> >>>> It would be nice if this could get into 2.6.0.  Boost 1.35 is about to
> >>>> be released:
> >>>>
> >>>> http://lists.boost.org/boost-users/2008/03/34896.php
> >>>>
> >>>> And it at least appears that the latest version in the bug tracker
> >>>> will look for 1.35.  Is that right?  The version included in the CMake
> >>>> 2.6.0 Beta does not recognize Boost 1.35.
> >>>>
> >>>> David Thulson
> >>>>
> >>> Is it backwards compatible with the current one?
> >>
> >> Does it have to be 100% backwards compatible to be accepted?
> >>
> >
> > It would be a big plus.  I really hate to break peoples builds without a  
> > good reason.  Both FindMPI and FindCurses had to be fixed for backwards  
> > compatibility recently.  Is it not 100% compatible?
> 
> Not 100% as I said in an earlier mail, it won't set Boost_LIBRARY_DIRS
> variable anymore if one doesn't specify a boost library to use. So yes
> builds that do something like
> 
> find_package(Boost)
> link_directories(${Boost_LIBRARY_DIRS})
> target_link_libraries( foo -lboost_serialization-mt )
> 
> >  If not, can it be  made to be?
> 
> Yes, though I consider that quite a hack as its not sure that
> Boost_LIBRARY_DIRS really contains the libraries (it just assumes a
> layout where the include directory is include/ or
> include/boost-<version> and then replaces that with lib/ (or stage/lib
> on MacOSX).
> 
> Though I guess a big fat warning about missing library arguments is
> better than completely failing to run cmake?

Done, except for the warning. I realized that some people may just
search for the include directory and in that case a warning is not
really suited. 

See FindBoost_v7.cmake on http://public.kitware.com/Bug/view.php?id=6257 
for the latest version, which should be completely compatible to the 2.4
version.

BTW: Would be cool if mantis would allow deleting/replacing files.

Andreas

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