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# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI="7"
inherit flag-o-matic fortran-2 toolchain-funcs
DESCRIPTION="Jacobi-Davidson type method for the generalized standard eigenvalue problem."
HOMEPAGE="https://www.win.tue.nl/casa/research/scientificcomputing/topics/jd/software.html"
SRC_URI="https://www.win.tue.nl/casa/research/scientificcomputing/topics/jd/${PN}.tar.gz -> ${P}.tar.gz"
LICENSE="GPL-3"
SLOT="0"
KEYWORDS="~amd64"
IUSE="doc"
# virtual/lapack does not pull in [deprecated] so we have to deal with this mess like this until it does
DEPEND="
virtual/blas
virtual/lapack
|| ( sci-libs/openblas sci-libs/lapack[deprecated] )
"
RDEPEND="${DEPEND}"
BDEPEND="doc? ( dev-texlive/texlive-latex )"
PATCHES=( "${FILESDIR}/makefile.patch" )
S="${WORKDIR}/${PN}"
src_prepare() {
libs="$($(tc-getPKG_CONFIG) --libs blas)"
libs+=" $($(tc-getPKG_CONFIG) --libs lapack)"
append-fflags "${libs}"
default
}
src_compile() {
if use doc; then
pdflatex manual.tex || die
fi
cd "jdlib" || die
emake
ln -s libjdqz.so.0 libjdqz.so || die
}
src_test() {
cd "jdtest" || die
emake
cd ".." || die
LD_LIBRARY_PATH="./jdlib" ./jdtest/example || die
}
src_install() {
dolib.so jdlib/libjdqz.so
dolib.so jdlib/libjdqz.so.0
use doc && dodoc manual.pdf
}
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