On Feb 3, 2012 2:31 PM, "Andre Massing" <mass...@simula.no> wrote: > > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > > > On 02/03/2012 02:15 PM, Johan Hake wrote: > > On Friday February 3 2012 13:57:12 Johannes Ring wrote: > >> On Fri, Feb 3, 2012 at 1:53 PM, Johan Hake <johan.h...@gmail.com> > >> wrote: > >>> On Friday February 3 2012 13:40:27 Garth N. Wells wrote: > >>>> On 3 February 2012 11:35, Anders Logg <l...@simula.no> > >>>> wrote: > >>>>> On Fri, Feb 03, 2012 at 10:13:23AM +0100, Johan Hake > >>>>> wrote: > >>>>>> On Friday February 3 2012 10:11:10 Garth N. Wells wrote: > >>>>>>> On 3 February 2012 08:38, Garth N. Wells > >>>>>>> <gn...@cam.ac.uk> wrote: > >>>>>>>> On 2 February 2012 19:48, Johan Hake > >>>>>>>> <johan.h...@gmail.com> wrote: > >>>>>>>>> I cannot compiled dolfin now. I am getting: > >>>>>>>>> > >>>>>>>>> In file included from > >>>>>>>>> /home/hake/local/include/CGAL/Triangulation_data_structure_3.h:4 > >>>>>>>>> > >>>>>>>>> > 3:0 , from /home/hake/local/include/CGAL/Triangulation_3.h:35, > >>>>>>>>> from /home/hake/bzr/fenics/dolfin/work- > >>>>>>>>> trunk/dolfin/generation/cgal_triangulate.h:30, from > >>>>>>>>> /home/hake/bzr/fenics/dolfin/work- > >>>>>>>>> trunk/dolfin/generation/CGALMeshBuilder.h:32, from > >>>>>>>>> /home/hake/bzr/fenics/dolfin/work- > >>>>>>>>> trunk/dolfin/generation/Triangulate.cpp:28: > >>>>>>>>> /home/hake/local/include/CGAL/Triangulation_ds_cell_base_3.h: > >>>>>>>>> In constructor > >>>>>>>>> ‘CGAL::Triangulation_ds_cell_base_3<TDS>::Triangulation_ds_cell_ > >>>>>>>>> > >>>>>>>>> > bas e_3( CGAL::Triangulation_ds_cell_base_3<TDS>::Vertex_handle, > >>>>>>>>> CGAL::Triangulation_ds_cell_base_3<TDS>::Vertex_handle, > >>>>>>>>> > >>>>>>>>> > CGAL::Triangulation_ds_cell_base_3<TDS>::Vertex_handle, > >>>>>>>>> CGAL::Triangulation_ds_cell_base_3<TDS>::Vertex_handle)’: > >>>>>>>>> > >>>>>>>>> > /home/hake/local/include/CGAL/Triangulation_ds_cell_base_3.h:50 > >>>>>>>>> :43: error: ISO C++ forbids compound-literals > >>>>>>>>> > >>>>>>>>> I have last CGAL 3.9, g++ 4.5.2 > >>>>>>>> > >>>>>>>> I'll take a look. CGAL 3.8 works, and I can reproduce > >>>>>>>> the error with CGAL 3.9. > >>>>>>> > >>>>>>> I've just pushed a fix. CGAL 3.9 uses a g++-specific > >>>>>>> extension which yields and error when using strict > >>>>>>> compiler flags. I've added a CGAL flag to disable use > >>>>>>> of the g++ extension. > >>>>>> > >>>>>> Cool! > >>>>> > >>>>> It works fine here. > >>>>> > >>>>> Are there any license issues regarding the CGAL mesh > >>>>> generation library? > >>>> > >>>> No more than we already have with the intersection code which > >>>> uses some of the CGAL QPL'd components. > >>>> > >>>> I'm not a lawyer and I can't find a definitive answer > >>>> anywhere, but my reading of the licences is that it's fine, > >>>> especially since we don't depend on CGAL. The CGAL license > >>>> basically says that code built using CGAL must be made > >>>> available under an open source license. We're complying with > >>>> this, and if someone using DOLFIN is unwilling to do this > >>>> then they shouldn't enable CGAL. > >>> > >>> It actually looks like we need to explicitly ammend something > >>> to the GLP license we use, to be able to use CGAL. > >>> > >>>> From http://www.cgal.org/license.html: > >>> The General Public License (GPL) has a viral effect which makes > >>> it incompatible with the QPL. For more information, please > >>> refer to the paragraph about the QPL on the licenses web page > >>> of the FSF. It is therefore not possible to build a program > >>> including GPL code and some QPL parts of CGAL. In this case, if > >>> you are the copyright owner of the GPL code, you can amend the > >>> license by adding an exception allowing the use of CGAL with it > >>> (see again the FSF web page). > >>> > >>> I couldn't find the refered pages on fsf site, as it only > >>> pointed to a dead link. > >> > >> I think it is only CGAL CORE which is QPL, and we don't use CORE > >> in DOLFIN, right? > > > > I think it is the other way around. We mostly use CGAL Core, which > > is LGPL, and fine. But more fancy stuff like triangulation is not > > part of the core and under QPL license. > > That is a bit confusing but CGAL Core (which we don't use) > as in libCGAL_Core refers to bindings/use of the Core library and not > the core of CGAL > ( http://www.cgal.org/Manual/latest/doc_html/installation_manual/Chapter_installation_manual.html ) > > Yes, unfortunately most of the more fancy stuff is under QPL, > including BBox trees (intersection related stuff) and the mesh related > stuff.
Indeed confusing! Johan > Andre > > > > > > Johan > > > >> Johannes > >> > >> _______________________________________________ Mailing list: > >> https://launchpad.net/~dolfin Post to : > >> dolfin@lists.launchpad.net Unsubscribe : > >> https://launchpad.net/~dolfin More help : > >> https://help.launchpad.net/ListHelp > > > > _______________________________________________ Mailing list: > > https://launchpad.net/~dolfin Post to : > > dolfin@lists.launchpad.net Unsubscribe : > > https://launchpad.net/~dolfin More help : > > https://help.launchpad.net/ListHelp > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v2.0.17 (GNU/Linux) > Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ > > iQEcBAEBAgAGBQJPK+HKAAoJEA79ggnbq9dm+CgIAMVSPktX7sOOnPziDjkSEFgg > IjTysiGEGa67r04G147LgrA1+5nGPw8B9hzNno0Pio5p45hY3jLWhJ6QYKOKf8Ku > lfe7hE2uTOz4HFN4ECPpn9iVVl1gUauiPcUF3awqh5xgDIx5dfwYLpTfgKctdKQH > XwRcQWemG2rGXnaLXWOEFHavzD+05BIqC4VjK5qHBfu9eeEkT45f7BLoN2KJzR07 > zmOpEk42l1B4F7ZaHDd4nbv6SrLKmX5HhnXk7jAGiore7aculdf3AUYGC1XbmJlk > iXFFC0QcH9FN/CS6ukqEuS8AbnHdv3KEwCD4UAd+iJFRyd41kvlHXzyt96G23l0= > =6JJf > -----END PGP SIGNATURE-----
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