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# Copyright 1999-2018 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=6
PYTHON_COMPAT=( python2_7 )
inherit cmake-utils flag-o-matic fortran-2 toolchain-funcs
DESCRIPTION="A three-dimensional finite element mesh generator"
HOMEPAGE="http://www.geuz.org/gmsh/"
SRC_URI="http://www.geuz.org/gmsh/src/${P}-source.tgz"
## gmsh comes with its own copies of (at least) metis, netgen and tetgen, therefore inform the user of their special licenses
LICENSE="GPL-3 free-noncomm"
SLOT="0"
KEYWORDS="~amd64 ~x86"
## cgns is not compiling ATM, maybe fix cgns lib first
IUSE="blas cgns chaco doc examples jpeg lua med metis mpi netgen opencascade petsc png python taucs tetgen X zlib"
RDEPEND="
virtual/fortran
X? ( x11-libs/fltk:1 )
blas? ( virtual/blas virtual/lapack sci-libs/fftw:3.0 )
cgns? ( sci-libs/cgnslib )
jpeg? ( virtual/jpeg:0 )
lua? ( dev-lang/lua:0 )
med? ( sci-libs/med )
opencascade? ( sci-libs/opencascade:* )
png? ( media-libs/libpng:0 )
petsc? ( sci-mathematics/petsc )
zlib? ( sys-libs/zlib )
mpi? ( virtual/mpi[cxx] )
taucs? ( sci-libs/taucs )"
REQUIRED_USE="
taucs? ( || ( metis ) )
"
DEPEND="${RDEPEND}
virtual/pkgconfig
doc? ( virtual/latex-base )
python? ( dev-lang/swig:0 )
"
S=${WORKDIR}/${P}-source
pkg_setup() {
fortran-2_pkg_setup
}
src_configure() {
local mycmakeargs=( )
use blas && \
mycmakeargs+=(-DCMAKE_Fortran_COMPILER=$(tc-getF77))
mycmakeargs+=(
-DENABLE_BLAS_LAPACK="$(usex blas)"
-DENABLE_CGNS="$(usex cgns)"
-DENABLE_CHACO="$(usex chaco)"
-DENABLE_FLTK="$(usex X)"
-DENABLE_GRAPHICS="$(usex X)"
-DENABLE_MED="$(usex med)"
-DENABLE_METIS="$(usex metis)"
-DENABLE_NETGEN="$(usex netgen)"
-DENABLE_TAUCS="$(usex taucs)"
-DENABLE_TETGEN="$(usex tetgen)"
-DENABLE_OCC="$(usex opencascade)"
-DENABLE_PETSC="$(usex petsc)"
-DENABLE_WRAP_PYTHON="$(usex python)")
cmake-utils_src_configure mycmakeargs
}
src_compile() {
cmake-utils_src_compile
if use doc ; then
cd "${BUILD_DIR}" || die
emake pdf
cd "${S}" || die
dodoc doc/texinfo/gmsh.pdf
fi
}
src_install() {
cmake-utils_src_install
if use examples ; then
insinto /usr/share/doc/${PF}
doins -r demos tutorial
fi
}
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