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# Copyright 1999-2025 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
inherit toolchain-funcs
DESCRIPTION="High quality system independent, open source libm"
HOMEPAGE="https://github.com/JuliaLang/openlibm"
SRC_URI="https://github.com/JuliaMath/openlibm/archive/v${PV}.tar.gz -> ${P}.tar.gz"
IUSE="static-libs"
LICENSE="public-domain MIT ISC BSD-2 LGPL-2.1+"
# See https://abi-laboratory.pro/index.php?view=timeline&l=openlibm
SLOT="0/4"
KEYWORDS="amd64 arm arm64 ~hppa ~loong ppc ppc64 ~riscv ~s390 x86 ~amd64-linux ~x86-linux"
PATCHES=(
"${FILESDIR}"/${P}-stack-protection.patch
"${FILESDIR}"/${P}-fix-loong-riscv-fenv.patch
)
src_prepare() {
default
sed -e "/^OLM_LIBS :=/s/^/#/" -i Makefile || die
if ! use static-libs ; then
sed -e "/install: /s/install-static//" -i Makefile || die
fi
}
src_compile() {
# Build system uses different ARCH for the following arches
case "${ARCH}" in
loong) export ARCH=loongarch64 ;;
riscv) export ARCH=riscv64 ;;
x86) export ARCH=i387 ;;
esac
emake \
CC="$(tc-getCC)" \
CXX="$(tc-getCXX)" \
FC="$(tc-getFC)" \
AR="$(tc-getAR)" \
LD="$(tc-getLD)"
}
src_install() {
emake DESTDIR="${D}" prefix="${EPREFIX}/usr" \
libdir="${EPREFIX}/usr/$(get_libdir)" install
dodoc README.md
}
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