Hi,

You may want to try one of the source-based installers listed here 
https://www.dealii.org/download.html 

Denis.

On Wednesday, February 14, 2018 at 2:55:34 AM UTC+1, Daipayan Sarkar wrote:
>
> Hello All, 
>
> I am facing difficulty to link PETSc to dealii. Following are the steps 
> that I did:
>
> 1. Downloaded PETSc tar file (petsc-3.8.0). 
> 2. Then compiled PETSc from source using: 
>   ./configure --with-cc=gcc --with-cxx=g++ --with-fc=gfortran 
> --download-mpich --download-fblaslapack
> 3.make all test
> 4. Download dealii (ver 8.5.1)
> 5. Make the build directory inside dealii
> 6. cd build
> 7. Now for cmake to link to local PETSc installation, I implemented the 
> following:
> CC=../../petsc-3.8.3/arch-darwin-c-debug/mpicc 
> CXX=../../petsc-3.8.3/arch-darwin-c-debug/bin/mpic++ cmake 
> -DDEAL_II_WITH_MPI=ON -DDEAL_II_WITH_PETSC=ON 
> -DPETSC_DIR=/Users/dos/petsc-3.8.3/ 
> -DPETSC_ARCH=arch-darwin-c-debug -DCMAKE_INSTALL_PREFIX=./ ../
>
> At ~ 48% I get the following error message: 
>
> *error: **"PETSc was configured with MPICH but now appears to be 
> compiling using a non-MPICH mpi.h"*
>
>
> Any help or suggestion is much appreciated. Thanks, DS
>
>
>
>

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