On 27 September 2011 10:16, Johannes Ring <[email protected]> wrote: > On Tue, Sep 27, 2011 at 10:04 AM, Kristian Ølgaard > <[email protected]> wrote: >> On 27 September 2011 09:25, Johannes Ring <[email protected]> wrote: >>> On Tue, Sep 27, 2011 at 9:19 AM, Garth N. Wells <[email protected]> wrote: >>>> This change will break the buildbots until Boost is updated on the >>>> buildbots. >>> >>> Yes, I'm working on this now (two fixed, two to go). >> >> A simple question related to this, to help understanding the >> CMakeLists.txt file better. >> >> I installed libboost-mpi-dev and everything worked fine. This seems a >> bit strange to me since I'm running boost version 1.42.0, but looking >> in the CMakeLists.txt file I see the lines: >> >> set(Boost_ADDITIONAL_VERSIONS 1.43 1.43.0 1.44 1.44.0 1.45 1.45.0 1.46 >> 1.46.0 1.46.1) >> >> if (DOLFIN_ENABLE_MPI AND MPI_FOUND) >> find_package(Boost 1.36 COMPONENTS filesystem program_options system >> thread iostreams mpi REQUIRED) >> else() >> find_package(Boost 1.36 COMPONENTS filesystem program_options system >> thread iostreams REQUIRED) >> endif() >> find_package(Boost 1.36 COMPONENTS filesystem program_options system >> thread iostreams REQUIRED) >> >> If 1.42 or 1.42.0 was in the list of ADDITIONAL_VERSIONS, or if '1.36' >> was '1.42', I could understand it. But if '1.36' works as a minimum >> requirement, then why bothering setting additional versions? > > The 1.36 is the minimum required version for DOLFIN, while the > Boost_ADDITIONAL_VERSIONS variable is used to help CMake find newer > versions of Boost that wasn't available when CMake 2.8.0 was released > (see FindBoost.cmake).
OK, that makes sense. Thanks. Kristian > Johannes > _______________________________________________ Mailing list: https://launchpad.net/~dolfin Post to : [email protected] Unsubscribe : https://launchpad.net/~dolfin More help : https://help.launchpad.net/ListHelp
