shared libraries for PETSc 3.0.0-p2 + Hypre

[Satish Balay]

Note - in our default approach, hypre symbols are pulled into petsc
sharedlibraries [and not user binaries - so the user binaries will
remain small]

Satish

On Fri, 30 Jan 2009, Shao-Ching Huang wrote:

> Satish:
> 
> Thanks for the suggestion. I will just follow the standard approach
> then -- PETSc shared libraries with external .a libraries.
> 
> Shao-Ching
> 
> Satish Balay wrote:
> > We build external packages minimally only. So the PETSc shared
> > libraries will link with most of the external .a libraries. This works
> > fine for us.
> > 
> > To build shared hypre library - you can try the following and see if
> > it works:
> > 
> > cd $PETSC_DIR
> > make SHLIBS=libHYPRE shared
> > 
> > Satish
> > 
> > On Fri, 30 Jan 2009, Shao-Ching Huang wrote:
> > 
> > > Hi,
> > > 
> > > I am trying to build shared library version of PETSC 3.0.0-p2 with
> > > Hypre (Fedora 10 Linux on x86_64).
> > > 
> > > With "configure --with-shared=1 ...", it does build shared libraries
> > > for PETSC, but the Hypre part is still static. The file
> > > externalpackages/hypre-2.4.0b/src/config.log shows that
> > > "--enable-shared" (for configuring Hypre) is not there.
> > > 
> > > Is there a way to build shared libraries for Hypre from PETSc's
> > > configure command line?
> > > 
> > > Thanks.
> > > 
> > > Shao-Ching
> > > 
> > > My complete PETSc configure command:
> > > 
> > > ./config/configure.py  --with-debugging=1 --with-shared=1 \
> > > --with-cc=mpicc --with-fc=mpif90 --with-cxx=mpicxx        \
> > > --with-blas-lapack-dir=/usr/lib64                         \
> > > --download-hypre=yes
> > > 
> > > The first few lines of externalpackages/hypre-2.4.0b/src/config.log
> > > (reformatted):
> > > 
> > > $ ./configure
> > > --prefix=/home/schuang/local/petsc-3.0.0-p2-shared/linux-gnu-c-debug
> > > CC=mpicc -fPIC -Wall -Wwrite-strings -Wno-strict-aliasing -g3
> > > CXX=mpicxx -Wall -Wwrite-strings -Wno-strict-aliasing -g -fPIC
> > > F77=mpif90 -fPIC -Wall -Wno-unused-variable -g
> > > --with-MPI-include=/usr/include/openmpi/1.2.4-gcc/64
> > > --with-MPI-lib-dirs= --with-MPI-libs=nsl rt --with-blas-libs=
> > > --with-blas-lib-dir= --with-lapack-libs= --with-lapack-lib-dir=
> > > --with-blas=yes --with-lapack=yes --without-babel --without-mli
> > > --without-fei --without-superlu
> > > 
> > > 
> > > 
> > 
>