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# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=5
inherit eutils fortran-2 multilib toolchain-funcs
DESCRIPTION="Calculates maximally localized Wannier functions (MLWFs)"
HOMEPAGE="http://www.wannier.org/"
SRC_URI="http://wannier.org/code/${P}.tar.gz"
LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~amd64 ~x86 ~amd64-linux"
IUSE="examples perl static-libs test"
RDEPEND="
virtual/blas
virtual/lapack
perl? ( dev-lang/perl )"
DEPEND="${RDEPEND}
virtual/pkgconfig
"
src_configure() {
cat <<- EOF >> "${S}"/make.sys
F90 = $(tc-getFC)
FCOPTS = ${FCFLAGS:- ${FFLAGS:- -O2}}
LDOPTS = ${LDFLAGS}
LIBS = $($(tc-getPKG_CONFIG) --libs blas lapack)
EOF
}
src_compile() {
emake -j1 wannier
emake -j1 lib
}
src_test() {
einfo "Compare the 'Standard' and 'Current' outputs of this test."
cd tests
emake test
cat wantest.log
}
src_install() {
dobin wannier90.x
use perl && dobin utility/kmesh.pl
use static-libs && dolib.a libwannier.a
doheader src/obj/*.mod
if use examples; then
insinto /usr/share/${PN}
doins -r examples
fi
}
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