#!/bin/sh -e

DEB_HOST_MULTIARCH=x86_64-linux-gnu

PETSC_VERSION=3.16.6
PETSC_ARCH=${DEB_HOST_MULTIARCH}
PETSC_DEBUG_ARCH=${PETSC_ARCH}-real-debug
PETSC_VERSION_NUMBER=$( echo ${PETSC_VERSION} | sed "s/\.//g" )
PETSC_SONAME_VERSION=3.16
PETSC64_NAME=petsc64-${PETSC_SONAME_VERSION}

PETSC64_DIR_REAL_DEBUG=/usr/lib/petscdir/${PETSC64_NAME}/${PETSC_DEBUG_ARCH}

# Make alternatives links
if [ "$1" = "configure" ]; then

update-alternatives --install /usr/lib/petsc64 petsc64 ${PETSC64_DIR_REAL_DEBUG} ${PETSC_VERSION_NUMBER}35 \
  --slave /usr/lib/${DEB_HOST_MULTIARCH}/libpetsc64.so libpetsc64.so ${PETSC64_DIR_REAL_DEBUG}/lib/libpetsc64_real.so.${PETSC_VERSION} \
  --slave /usr/include/petsc64 petsc64include ${PETSC64_DIR_REAL_DEBUG}/include \
  --slave /usr/lib/${DEB_HOST_MULTIARCH}/pkgconfig/PETSc64.pc PETSc64.pc ${PETSC64_DIR_REAL_DEBUG}/lib/pkgconfig/PETSc.pc \
  --slave /usr/lib/${DEB_HOST_MULTIARCH}/pkgconfig/petsc64.pc petsc64.pc ${PETSC64_DIR_REAL_DEBUG}/lib/pkgconfig/petsc.pc \
  --slave /usr/share/octave/site/m/petsc64 petsc64-octave ${PETSC64_DIR_REAL_DEBUG}/share/petsc/matlab

fi