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# Maintainer: David Wells <dr wells at vt dot e d u>
# Contributor: Florian Dang <florian dot coin at gmail dot com>
pkgname=deal-ii
_realname=dealii
pkgver=8.5.0
pkgrel=1
pkgdesc="An Open Source Finite Element Differential Equations Analysis Library"
arch=("i686" "x86_64")
url="http://www.dealii.org/"
license=('LGPL')
depends=('boost')
optdepends=(
'arpack: Fortran77 subroutines designed to solve large scale eigenvalue problems'
'atlas-lapack: Complete LAPACK and BLAS implementation using optimized ATLAS routines'
'bzip2: A high-quality data compression program'
'doxygen: A documentation system for C++, C, Java, IDL, and PHP'
'p4est-deal-ii: The parallel forest (p4est) library, built to work with deal.II'
'gsl: A modern numerical library for C and C++ programmers'
'hdf5-openmpi: General purpose library and file format for storing scientific data'
'intel-tbb: High level abstract threading library'
'lapack: Linear Algebra PACKage'
'mathjax: An open source Javascript display engine for mathematics that works in all modern browsers.'
'metis: partitioning graphs, finite element meshes, fill reducing orderings for sparse matrices.'
'muparser: A fast math parser library'
'netcdf-cxx-legacy: Legacy NetCDF C++ bindings'
'openmpi: High performance message passing library (MPI)'
'opencascade: Open CASCADE Technology, 3D modeling & numerical simulation'
'petsc: Portable, extensible toolkit for scientific computation'
'slepc: Scalable library for Eigenvalue problem computations'
'trilinos: object-oriented software framework for the solution of large-scale, complex multi-physics engineering and scientific problems'
'suitesparse: A collection of sparse matrix libraries'
'zlib: Compression library implementing the deflate compression method found in gzip and PKZIP'
)
makedepends=('cmake')
install=deal-ii.install
source=(https://github.com/dealii/dealii/releases/download/v$pkgver/${_realname}-$pkgver.tar.gz)
sha1sums=('75076beddfd4a1b590cba9fbc78eea901c7f3ddb')
build() {
# where to install deal.II: change to something else (e.g., /opt/deal.II/)
# if desired.
installation_prefix=/usr
# Since deal.II relies on a relatively large number of packages that are
# installed in nonstandard places (i.e., the Trilinos AUR package is installed
# in /opt/trilinos/), source their environment variable scripts in the
# (likely) case that a user installed one of these packages without logging
# out and logging back in
for package in opencascade p4est-deal-ii petsc slepc trilinos
do
if pacman -Qs $package >/dev/null
then
source /etc/profile.d/$package.sh
fi
done
rm -rf "${srcdir}/build"
mkdir "${srcdir}/build"
cd "${srcdir}/build"
# explicitly disallow bundled packages: this disables bundled copies of boost,
# intel-tbb, part of suitesparse, and muparser, which are all available in the
# standard repositories
cmake_configuration_flags=" -DDEAL_II_ALLOW_BUNDLED=OFF"
# deal.II does not use more aggressive search paths (which we need) for MPI
# unless we explicitly enable it, so check for MPI and then turn it on:
if pacman -Qs openmpi >/dev/null
then
cmake_configuration_flags+=" -DDEAL_II_WITH_MPI=ON"
fi
# See if PETSc was configured to use 64 bit indices:
if pacman -Qs petsc >/dev/null
then
if grep '^#define PETSC_USE_64BIT_INDICES 1' $PETSC_DIR/include/petscconf.h >/dev/null
then
cmake_configuration_flags+=" -DDEAL_II_WITH_64BIT_INDICES=ON"
fi
fi
if pacman -Qs doxygen >/dev/null
then
cmake_configuration_flags+=" -DDEAL_II_COMPONENT_DOCUMENTATION=ON"
cmake_configuration_flags+=" -DDEAL_II_SHARE_RELDIR=share/${pkgname}/"
cmake_configuration_flags+=" -DDEAL_II_DOCHTML_RELDIR=share/doc/${pkgname}/"
cmake_configuration_flags+=" -DDEAL_II_EXAMPLES_RELDIR=share/${pkgname}/examples/"
if pacman -Qs mathjax >/dev/null
then
# deal.II does not know where we put mathjax and does not have a
# configuration variable for its path, but does check this environment
# variable
export MATHJAX_ROOT=/usr/share/mathjax/
cmake_configuration_flags+=" -DDEAL_II_DOXYGEN_USE_ONLINE_MATHJAX=OFF"
cmake_configuration_flags+=" -DDEAL_II_DOXYGEN_USE_MATHJAX=ON"
fi
fi
# deal.II does not compile with OpenMP: if we use Trilinos and some Epetra
# headers have OpenMP pragmas enabled then skip unknown pragma warnings.
extra_warning_flags=""
if pacman -Qs trilinos >/dev/null
then
if [ -f $TRILINOS_DIR/include/Epetra_config.h ]
then
if grep '^#define EPETRA_HAVE_OMP$' $TRILINOS_DIR/include/Epetra_config.h >/dev/null
then
extra_warning_flags+=" -Wno-unknown-pragmas"
fi
fi
fi
# the deal.II GCC flags are already well-chosen for speed (and -O3 is known to
# be slightly slower than O2), so do not use flags in /etc/makepkg.conf by
# default. If you want to edit this file to use other flags then pass cmake
# -DCMAKE_CXX_FLAGS=" flags-you-want".
#
# if you wish to disable specific optional packages, then pass (e.g., for
# Trilinos)
#
# -DDEAL_II_WITH_TRILINOS=OFF
#
# to cmake.
cmake $cmake_configuration_flags -DCMAKE_INSTALL_PREFIX=$installation_prefix \
-DCMAKE_INSTALL_MESSAGE=NEVER -DCMAKE_CXX_FLAGS=" $extra_warning_flags" \
../${_realname}-$pkgver
# if you do not have /etc/makepkg.conf configured, then add -jN (where N is
# the number of concurrent build jobs, usually 2 * number of physical cores)
# to this flag. deal.II needs about 2 GB/compilation process so use fewer jobs
# if your machine does not have the memory to support the maximum number.
# make $MAKEFLAGS
make -j10
# build a complete copy of the offline docs by downloading images
if pacman -Qs doxygen >/dev/null
then
cd doc/doxygen/deal.II/
bash $srcdir/${_realname}-${pkgver}/contrib/utilities/makeofflinedoc.sh
fi
cd "${srcdir}/build"
echo "export DEAL_II_DIR=$installation_prefix" > ./deal-ii.sh
}
package() {
cd "${srcdir}/build"
make DESTDIR="${pkgdir}" install
install -D -m755 "${srcdir}/build/deal-ii.sh" "${pkgdir}/etc/profile.d/deal-ii.sh"
install -D -m644 "${srcdir}/${_realname}-$pkgver/LICENSE" "${pkgdir}/usr/share/licenses/${_realname}-$pkgver/LICENSE"
}
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