# Maintainer: Michele Mocciola <mickele>
# Contributor: Guillaume Dollé < dolle dot guillaume at gmail dot com >
# Contributor: Lucas H. Gabrielli
pkgname=mumps-par
pkgver=5.6.2
pkgrel=1
pkgdesc="Sparse solver library using Gaussian elimination, with parmetis implementation"
url="https://graal.ens-lyon.fr/MUMPS/index.php"
license=("custom")
depends=('lapack' 'openmpi' 'scotch' 'scalapack' 'parmetis' 'metis' 'zlib' 'bzip2')
makedepends=('gcc-fortran')
provides=('mumps')
conflicts=('mumps')
arch=('i686' 'x86_64')
source=(https://graal.ens-lyon.fr/MUMPS/MUMPS_${pkgver}.tar.gz
        Makefile.inc)
sha256sums=('13a2c1aff2bd1aa92fe84b7b35d88f43434019963ca09ef7e8c90821a8f1d59a'
            'd3695d7c8f16aef345f293418bf222e5bf52968a79ea8ad44060c568d8126602')

prepare() {
  cd "${srcdir}/MUMPS_${pkgver}"
  cp "${srcdir}/Makefile.inc" .
}

build() {
  cd "${srcdir}/MUMPS_${pkgver}"
  make all
}

check () {
  cd "${srcdir}/MUMPS_${pkgver}/examples"
  make all
  # From the README (in examples)
  MPIRUN="mpirun -np 3 --mca plm_rsh_agent sh --mca opal_warn_on_missing_libcuda 0 --oversubscribe"
  export LD_LIBRARY_PATH="${LD_LIBRARY_PATH}:${srcdir}/MUMPS_${pkgver}/lib"
  ${MPIRUN} ./ssimpletest < input_simpletest_real
  ${MPIRUN} ./dsimpletest < input_simpletest_real
  ${MPIRUN} ./csimpletest < input_simpletest_cmplx
  ${MPIRUN} ./zsimpletest < input_simpletest_cmplx
  ${MPIRUN} ./c_example
  ${MPIRUN} ./multiple_arithmetics_example
  ${MPIRUN} ./ssimpletest_save_restore < input_simpletest_real
  ${MPIRUN} ./dsimpletest_save_restore < input_simpletest_real
  ${MPIRUN} ./csimpletest_save_restore < input_simpletest_cmplx
  ${MPIRUN} ./zsimpletest_save_restore < input_simpletest_cmplx
  ${MPIRUN} ./c_example_save_restore
}

package(){
  # Install all headers
  cd "${srcdir}/MUMPS_${pkgver}/include"
  install -m 755 -d "${pkgdir}/usr/include"
  install -D -m644 *.h "${pkgdir}/usr/include"

  # Install all libraries
  cd "${srcdir}/MUMPS_${pkgver}/lib"
  install -m 755 -d "${pkgdir}/usr/lib"
  install -D -m644 lib* ${pkgdir}/usr/lib

  # Install libraries mpiseq
  cd "${srcdir}/MUMPS_${pkgver}/libseq"
  install -m 755 -d "${pkgdir}/usr/include/mpiseq"
  install -D -m644 *.h "${pkgdir}/usr/include/mpiseq"
  cd "${srcdir}/MUMPS_${pkgver}/libseq"
  install -D -m644 lib* ${pkgdir}/usr/lib

  # Install examples
  install -m 755 -d "${pkgdir}/usr/share/doc/${pkgname}/examples"
  cd "${srcdir}/MUMPS_${pkgver}/examples"
  install -m 644 * "${pkgdir}/usr/share/doc/${pkgname}/examples"
  install -m 644 "${srcdir}/MUMPS_${pkgver}/Makefile.inc" "${pkgdir}/usr/share/doc/${pkgname}/examples"
  sed -i 's_\(topdir =\).*_\1 /usr_g; s-.*\(Makefile.inc\)-include Makefile.inc-g' "${pkgdir}/usr/share/doc/${pkgname}/examples/Makefile"

  # Install license
  install -D -m644 "${srcdir}/MUMPS_${pkgver}/LICENSE" "${pkgdir}/usr/share/licenses/${pkgname}/LICENSE"
}