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# Copyright 1999-2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
inherit autotools flag-o-matic fortran-2 toolchain-funcs
DESCRIPTION="Matrix elements (integrals) evaluation over Cartesian Gaussian functions"
HOMEPAGE="https://github.com/evaleev/libint"
SRC_URI="https://github.com/evaleev/libint/archive/v${PV}.tar.gz -> ${P}.tar.gz"
LICENSE="GPL-2"
SLOT="2"
KEYWORDS="~amd64 ~x86 ~amd64-linux ~x86-linux"
IUSE="static-libs doc"
DEPEND="
dev-libs/boost
dev-libs/gmp[cxx(+)]
doc? (
dev-texlive/texlive-latex
dev-tex/latex2html
)
"
src_prepare() {
default
eautoreconf
# bug 725454
sed -i -e '/RANLIB/d' src/bin/libint/Makefile || die
}
src_configure() {
# bug #862894
append-flags -fno-strict-aliasing
filter-lto
econf \
--with-cxx="$(tc-getCXX)" \
--with-cxx-optflags="${CXXFLAGS}" \
--with-cxxgen-optflags="${CXXFLAGS}" \
--with-cxxdepend="$(tc-getCXX)" \
--with-ranlib="$(tc-getRANLIB)" \
--with-ar="$(tc-getAR)" \
--with-ld="$(tc-getLD)" \
--enable-eri=2 --enable-eri3=2 --enable-eri2=2 \
--with-eri-max-am=7,5,4 --with-eri-opt-am=3 \
--with-eri3-max-am=7 --with-eri2-max-am=7 \
--with-g12-max-am=5 --with-g12-opt-am=3 \
--with-g12dkh-max-am=5 --with-g12dkh-opt-am=3 \
--enable-contracted-ints \
--enable-shared \
$(use_enable static-libs static)
}
src_compile() {
emake LDFLAGS="${LDFLAGS}"
use doc && emake html pdf
}
src_install() {
default
if ! use static-libs; then
find "${ED}" -name '*.la' -delete || die "Failed to remove .la files"
fi
if use doc; then
DOCS=( doc/progman/progman.pdf )
HTML_DOCS=( doc/progman/progman/*.{html,png,css} )
einstalldocs
fi
}
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