I can link when I add my wrapper to PCC_LINKER_FLAGS = -MD -wd4996 -Z7 /home/xianzhongg/dev/star/lib/win64/intel18.3vc14/lib/StarMpiWrapper.lib (I don't understand why configure does not include my wrapper)
On Thu, Aug 29, 2019 at 1:28 PM Matthew Knepley <knep...@gmail.com> wrote: > On Thu, Aug 29, 2019 at 4:02 PM Sam Guo <sam....@cd-adapco.com> wrote: > >> Thanks for the quick response. Attached please find the configure.log >> containing the configure error. >> > > Executing: /home/xianzhongg/petsc-3.11.3/lib/petsc/bin/win32fe/win32fe cl > -c -o /tmp/petsc-6DsCEk/config.libraries/conftest.o > -I/tmp/petsc-6DsCEk/config.compilers > -I/tmp/petsc-6DsCEk/config.setCompilers > -I/tmp/petsc-6DsCEk/config.utilities.closure > -I/tmp/petsc-6DsCEk/config.headers > -I/tmp/petsc-6DsCEk/config.utilities.cacheDetails > -I/tmp/petsc-6DsCEk/config.types -I/tmp/petsc-6DsCEk/config.atomics > -I/tmp/petsc-6DsCEk/config.functions > -I/tmp/petsc-6DsCEk/config.utilities.featureTestMacros > -I/tmp/petsc-6DsCEk/config.utilities.missing > -I/tmp/petsc-6DsCEk/PETSc.options.scalarTypes > -I/tmp/petsc-6DsCEk/config.libraries -MD -wd4996 -Z7 > /tmp/petsc-6DsCEk/config.libraries/conftest.c > stdout: conftest.c > Successful compile: > Source: > #include "confdefs.h" > #include "conffix.h" > /* Override any gcc2 internal prototype to avoid an error. */ > char MPI_Init(); > static void _check_MPI_Init() { MPI_Init(); } > char MPI_Comm_create(); > static void _check_MPI_Comm_create() { MPI_Comm_create(); } > > int main() { > _check_MPI_Init(); > _check_MPI_Comm_create();; > return 0; > } > Executing: /home/xianzhongg/petsc-3.11.3/lib/petsc/bin/win32fe/win32fe cl > -o /tmp/petsc-6DsCEk/config.libraries/conftest.exe -MD -wd4996 -Z7 > /tmp/petsc-6DsCEk/config.libraries/conftest.o > /home/xianzhongg/dev/star/lib/win64/intel18.3vc14/lib/StarMpiWrapper.lib > Ws2_32.lib > stdout: > LINK : C:\cygwin64\tmp\PE81BA~1\CONFIG~1.LIB\conftest.exe not found or not > built by the last incremental link; performing full link > conftest.obj : error LNK2019: unresolved external symbol MPI_Init > referenced in function _check_MPI_Init > conftest.obj : error LNK2019: unresolved external symbol MPI_Comm_create > referenced in function _check_MPI_Comm_create > C:\cygwin64\tmp\PE81BA~1\CONFIG~1.LIB\conftest.exe : fatal error LNK1120: > 2 unresolved externals > Possible ERROR while running linker: exit code 2 > stdout: > LINK : C:\cygwin64\tmp\PE81BA~1\CONFIG~1.LIB\conftest.exe not found or not > built by the last incremental link; performing full link > conftest.obj : error LNK2019: unresolved external symbol MPI_Init > referenced in function _check_MPI_Init > conftest.obj : error LNK2019: unresolved external symbol MPI_Comm_create > referenced in function _check_MPI_Comm_create > C:\cygwin64\tmp\PE81BA~1\CONFIG~1.LIB\conftest.exe : fatal error LNK1120: > 2 unresolved externals > > The link is definitely failing. Does it work if you do it by hand? > > Thanks, > > Matt > > >> Regarding our dup, our wrapper does support it. In fact, everything works >> fine on Linux. I suspect on windows, PETSc picks the system mpi.h somehow. >> I am investigating it. >> >> Thanks, >> Sam >> >> On Thu, Aug 29, 2019 at 3:39 PM Matthew Knepley <knep...@gmail.com> >> wrote: >> >>> On Thu, Aug 29, 2019 at 3:33 PM Sam Guo via petsc-users < >>> petsc-users@mcs.anl.gov> wrote: >>> >>>> Dear PETSc dev team, >>>> I am looking some tips porting petsc to windows. We have our mpi >>>> wrapper (so we can switch different mpi). I configure petsc using >>>> --with-mpi-lib and --with-mpi-include >>>> ./configure --with-cc="win32fe cl" --with-fc=0 >>>> --download-f2cblaslapack >>>> --with-mpi-lib=/home/xianzhongg/dev/star/lib/win64/intel18.3vc14/lib/StarMpiWrapper.lib >>>> --with-mpi-include=/home/xianzhongg/dev/star/base/src/mpi/include >>>> --with-shared-libaries=1 >>>> >>>> But I got error >>>> >>>> =============================================================================== >>>> Configuring PETSc to compile on your system >>>> >>>> =============================================================================== >>>> TESTING: check from >>>> config.libraries(config/BuildSystem/config/libraries.py:154) >>>> ******************************************************************************* >>>> UNABLE to CONFIGURE with GIVEN OPTIONS (see configure.log >>>> for details): >>>> >>>> ------------------------------------------------------------------------------- >>>> --with-mpi-lib=['/home/xianzhongg/dev/star/lib/win64/intel18.3vc14/lib/StarMpiWrapper.lib'] >>>> and >>>> --with-mpi-include=['/home/xianzhongg/dev/star/base/src/mpi/include'] >>>> did not work >>>> >>>> ******************************************************************************* >>>> >>> >>> Your MPI wrapper should pass the tests here. Send the configure.log >>> >>> >>>> To fix the configuration error, in >>>> config/BuildSystem/config/package.py, I removed >>>> self.executeTest(self.checkDependencies) >>>> self.executeTest(self.configureLibrary) >>>> self.executeTest(self.checkSharedLibrary) >>>> >>>> To link, I add my mpi wrapper >>>> to ${PTESTC_ARCH}/lib/petsc/conf/petscvariables: >>>> PCC_LINKER_FLAGS = -MD -wd4996 -Z7 >>>> /home/xianzhongg/dev/star/lib/win64/intel18.3vc14/lib/StarMpiWrapper.lib >>>> >>>> I got libpetstc.dll and libpetstc.lib. When I try to test it inside our >>>> code, PETSc somehow crates a duplicate of communicator with only 1 MPI >>>> process and PETSC_COMM_WORLD is set to 2. If I set PETSC_COMM_WORLD to 1 >>>> (our MPI_COMM_WORLD), PETSc is hanging. >>>> >>> >>> We do dup the communicator on entry. Shouldn't that be supported by your >>> wrapper? >>> >>> Thanks, >>> >>> Matt >>> >>> >>>> I am wondering if you could give me some tips how to debug this problem. >>>> >>>> BR, >>>> Sam >>>> >>> >>> >>> -- >>> What most experimenters take for granted before they begin their >>> experiments is infinitely more interesting than any results to which their >>> experiments lead. >>> -- Norbert Wiener >>> >>> https://www.cse.buffalo.edu/~knepley/ >>> <http://www.cse.buffalo.edu/~knepley/> >>> >> > > -- > What most experimenters take for granted before they begin their > experiments is infinitely more interesting than any results to which their > experiments lead. > -- Norbert Wiener > > https://www.cse.buffalo.edu/~knepley/ > <http://www.cse.buffalo.edu/~knepley/> >