Adam here is what I get at link time with the current (3.0) petsc version
/usr/lib/libpetsc.a(sprng.o): In function `PetscRandomGetValueImaginary_Sprng': (.text+0xe1): undefined reference to `get_rn_dbl_simple_mpi' /usr/lib/libpetsc.a(sprng.o): In function `PetscRandomGetValueImaginary_Sprng': (.text+0xfa): undefined reference to `get_rn_dbl_simple_mpi' /usr/lib/libpetsc.a(sprng.o): In function `PetscRandomGetValueReal_Sprng': (.text+0x142): undefined reference to `get_rn_dbl_simple_mpi' /usr/lib/libpetsc.a(sprng.o): In function `PetscRandomGetValueReal_Sprng': (.text+0x15b): undefined reference to `get_rn_dbl_simple_mpi' /usr/lib/libpetsc.a(sprng.o): In function `PetscRandomGetValue_Sprng': (.text+0x1a3): undefined reference to `get_rn_dbl_simple_mpi' /usr/lib/libpetsc.a(sprng.o):(.text+0x1bc): more undefined references to `get_rn_dbl_simple_mpi' follow /usr/lib/libpetsc.a(sprng.o): In function `PetscRandomSeed_Sprng': (.text+0x1ef): undefined reference to `init_rng_simple_mpi' Given Dirk's comment regarding sprng, perhaps we should disable it for now ? Best regards C. On Monday 18 May 2009 19:18:49 Adam C Powell IV wrote: > Hi Christian, > > AFAICT, PETSc is finding make_new_seed_mpi, and deciding to build with > it, right? Oh, but that's one of the very few mpi functions in there, I > see. > > I'd be happy to disable sprng support in PETSc if it's causing problems. > Right now I'm chasing down another problem causing grave bug 529303 (and > possibly 529162 in a reverse-depend), so I will probably upload a new > version soon. > > -Adam > > On Mon, 2009-05-18 at 18:07 +0200, Christophe Prud'homme wrote: > > Dirk > > > > I am not really interested (at the moment) but Petsc 3.0 in Debian is > > compiled with sprng support (I CC Adam Powell the maintainer of Petsc) > > but Petsc cannot find the proper MPI sprng routine. > > > > Adam > > should we disable sprng support in Petsc ? with this Petsc 3.0 is > > still broken in Debian > > > > Best regards > > C. > > > > On Monday 18 May 2009 16:21:29 Dirk Eddelbuettel wrote: > > > On 18 May 2009 at 15:50, Christophe Prud'homme wrote: > > > | Package: sprng > > > | Severity: wishlist > > > | > > > | --- Please enter the report below this line. --- > > > | Hi Dirk > > > | > > > | it seems there exists a sprng4 (which uses the > > > > autoconf/automake/libtool) > > > > > | and in debian only sprng2 is available. > > > | Moreover it seems that sprng has support for MPI, would it be > > > > possible to > > > > > | add mpi support ? > > > | > > > | Unfortunately sprng has not been updated wrt recent version of g++ > > > > (4.3 > > > > > | and 4.4) > > > > > > sprng is, politely speaking, a mess. > > > > > > I forced my way around sprng2 with some help from others (to make it > > > > create > > > > > a shared library) as I needed a distributed random number generator > > > > for use > > > > > by R with the snow (r-cran-snow) framework for distributed > > > > computing. I > > > > > never used sprng as a library. > > > > > > I am aware that there are newer versions, and I have at times tried, > > > > and > > > > > failed, to package them. Would you like to tackle this jointly? > > > > > > Otherwise, from R's side there is another parallel rng provided by > > > http://cran.r-project.org/web/packages/rlecuyer/index.html > > > > > > Pierre L'Ecuyer is quite well known for RNG work, maybe his code > > > > would > > > > > suitable for a general purpose library too ? I have been thinking > > > > about > > > > > packaging this and the retiring r-cran-rsprng and the sprng package. > > > > > > Thought or comments? > > > > > > Dirk > > > > > > | Best regards > > > | C. > > > | > > > | --- System information. --- > > > | Architecture: amd64 > > > | Kernel: Linux 2.6.29-2-amd64 > > > | > > > | Debian Release: squeeze/sid > > > | 500 unstable ftp.fr.debian.org > > > | 500 stable volatile.debian.org > > > | 500 stable security.debian.org > > > | 500 stable ftp.fr.debian.org > > > | > > > | --- Package information. --- > > > | Package's Depends field is empty. > > > | > > > | Package's Recommends field is empty. > > > | > > > | Package's Suggests field is empty. -- Christophe Prud'homme Université de Grenoble [email protected] LJK - Room 55 Tel: +33476635497 51, rue des Mathématiques Fax: +33476631263 BP53 38041 Grenoble Cedex 9 <http://ljk.imag.fr/membres/Christophe.Prudhomme/>
