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# Copyright 1999-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
inherit toolchain-funcs flag-o-matic
MYP="BertiniSource_v${PV}"
DESCRIPTION="Software for Numerical Algebraic Geometry"
HOMEPAGE="http://bertini.nd.edu"
SRC_URI="http://www3.nd.edu/~sommese/bertini/${MYP}.tar.gz"
S="${WORKDIR}/${MYP}/src"
LICENSE="bertini"
SLOT="0"
KEYWORDS="~amd64 ~x86"
IUSE="doc examples +optimization"
BDEPEND="
sys-devel/bison
sys-devel/flex
"
RDEPEND="
dev-libs/gmp
dev-libs/mpfr
"
DEPEND="${RDEPEND}"
src_prepare() {
default
# bug #723328
append-cflags -fcommon
# Ensure this is before the CFLAGS sed
# or breakage occurs if 'gcc' is in your CFLAGS
sed -i -e "s/gcc/$(tc-getCC)/" Makefile || die
if ! use optimization; then
sed -i -e "s/\$(OPT)/ ${CFLAGS} ${CXXFLAGS} ${LDFLAGS}/" Makefile || die
else
# If people want the optimisation offered by upstream,
# let's ensure they don't accidentally override it.
filter-flags -O?
sed -i -e "s/\$(OPT)/ \$(OPT) ${CFLAGS} ${LDFLAGS}/" Makefile || die
fi
}
src_install() {
dobin bertini
if use doc; then
dodoc "${WORKDIR}/${MYP}/BertiniUsersManual.pdf"
fi
if use examples; then
docinto examples
dodoc -r "${WORKDIR}/${MYP}/examples"
elog "Examples have been installed into /usr/share/${MYP}"
fi
}
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