AFAIK, you can also use FindMPI() for the BlueGene/P. It should find all required libs to link against. That's how I do it.
Best regards, Marcel Loose. On Fri, 2010-04-02 at 18:57 -0400, pat marion wrote: > The BlueGeneL platform file does indeed add '-lnss_files -lnss_dns > -lresolv' to the link line. This should be removed on BlueGene/P. > > If you use the mpixlcxx wrapper then you don't need to add any extra > libraries to the link line. If you want to invoke xlc directly > without using the mpi wrapper script, then here is the link line you > need to link against mpi: > > -L/bgsys/drivers/ppcfloor/comm/lib > -lmpich.cnk -ldcmfcoll.cnk -ldcmf.cnk > -L/bgsys/drivers/ppcfloor/runtime/SPI > -lSPI.cna -lrt -lpthread > > Pat > > > > > Hi, > > I need to cross compile code on IBM Bluegene/P, while > according to > the wikipage on > > http://www.itk.org/Wiki/CMake_Cross_Compiling > > I can not find BluegeneP.cmake, but BluegeneL.cmake instead. > So I used > it and found the following error. > Is this nss_dns, nss_files and resolv a required lib ? > mpixlcxx works > for a simple hello world program without any library. > > > > /bgsys/drivers/ppcfloor/comm/bin/mpixlc -Wl,-relax -qthreaded > -qalias=noansi -qhalt=e > CMakeFiles/cmTryCompileExec.dir/testCCompiler.c.o > -o cmTryCompileExec -Wl,-lc -lnss_files -lnss_dns -lresolv > > /bgsys/drivers/ppcfloor/gnu-linux/powerpc-bgp-linux/bin/ld: > cannot find > -lnss_files > _______________________________________________ > Powered by www.kitware.com > > Visit other Kitware open-source projects at > http://www.kitware.com/opensource/opensource.html > > Please keep messages on-topic and check the CMake FAQ at: > http://www.cmake.org/Wiki/CMake_FAQ > > Follow this link to subscribe/unsubscribe: > http://www.cmake.org/mailman/listinfo/cmake > > > > _______________________________________________ > Powered by www.kitware.com > > Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html > > Please keep messages on-topic and check the CMake FAQ at: http://www.cmake.org/Wiki/CMake_FAQ > > Follow this link to subscribe/unsubscribe: > http://www.cmake.org/mailman/listinfo/cmake _______________________________________________ Powered by www.kitware.com Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html Please keep messages on-topic and check the CMake FAQ at: http://www.cmake.org/Wiki/CMake_FAQ Follow this link to subscribe/unsubscribe: http://www.cmake.org/mailman/listinfo/cmake
