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# Copyright 1999-2022 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
inherit autotools
MY_PV1=$(ver_rs 2 'r')
MY_PV=$(ver_rs 1 '' $(ver_rs 2 'r'))
DEBIAN_PATCH_VERSION=1
DESCRIPTION="Computing automorphism groups of graphs and digraphs"
HOMEPAGE="https://pallini.di.uniroma1.it/"
SRC_URI="https://pallini.di.uniroma1.it/${PN}${MY_PV}.tar.gz
mirror://debian/pool/main/${PN:0:1}/${PN}/${PN}_${MY_PV1}+ds-${DEBIAN_PATCH_VERSION}.debian.tar.xz
https://src.fedoraproject.org/rpms/nauty/raw/f35/f/nauty-includes.patch"
LICENSE="Apache-2.0"
SLOT="0"
KEYWORDS="~amd64 ~arm ~riscv ~x86"
IUSE="examples"
BDEPEND="sys-apps/help2man"
DEPEND="dev-libs/gmp:0
sys-libs/zlib
sci-mathematics/cliquer"
RDEPEND="${DEPEND}"
S="${WORKDIR}/${PN}${MY_PV}"
DOCS=( schreier.txt formats.txt changes24-27.txt )
PATCHES=(
"${WORKDIR}"/debian/patches/upstream-fix-gt_numorbits.patch
"${WORKDIR}"/debian/patches/upstream-C2help2man.patch
"${WORKDIR}"/debian/patches/upstream-autotoolization.patch
"${DISTDIR}"/nauty-includes.patch
"${WORKDIR}"/debian/patches/unbundle-cliquer.patch
)
src_prepare() {
default
rm makefile || die
# The debian patch looks for <cliquer.h>, but the autotools-form of
# cliquer installs that header as <cliquer/cliquer.h>.
sed -e 's~<cliquer\.h>~<cliquer/cliquer\.h>~' -i nautycliquer.h || die
# The debian autotools patch has only a placeholder in LT_INIT for
# the version that we must provide.
sed -e "s/@INJECTVER@/${PV}/" -i configure.ac || die
# This is not great, since consumers should expect to see the
# upstream versioning scheme in e.g. PKG_CHECK_MODULES. However, the
# upstream version is next to impossible to use for comparisons, so
# at least this fixes the QA warning and makes the pkg-config
# version useful on Gentoo?
sed -e "s/^Version:.*/Version: ${PV}/" -i nauty.pc.in || die
eautoreconf
}
src_configure() {
# Fedora has a patch to enable popcnt at runtime on CPUs that support it,
# but their patch isn't applying cleanly. What's worse, the patch doesn't
# support clang (bug 732020).
econf --disable-static \
--disable-popcnt \
--enable-tls \
--enable-generic
}
src_install() {
default
if use examples; then
docinto examples
dodoc nautyex*.c
fi
find "${ED}" -name '*.la' -delete || die
}
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