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# Copyright 2026 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
inherit crossdev flag-o-matic toolchain-funcs
DESCRIPTION="GNU Mach microkernel, for the Hurd"
HOMEPAGE="https://www.gnu.org/software/hurd/microkernel/mach/gnumach.html"
if [[ ${PV} == 9999 ]] ; then
EGIT_REPO_URI="https://git.savannah.gnu.org/git/hurd/gnumach.git"
inherit autotools git-r3
elif [[ ${PV} == *_p* ]] ; then
MY_PV=${PV%_p*}+git${PV#*_p}
MY_P=${PN}_${MY_PV}
# savannah doesn't allow snapshot downloads from cgit as of 2026-03,
# but the Debian maintainer is also upstream, so just use theirs
# instead.
SRC_URI="mirror://debian/pool/main/${PN:0:1}/${PN}/${MY_P}.orig.tar.xz"
S="${WORKDIR}"/${MY_P/_/-}
else
SRC_URI="mirror://gnu/${PN}/${P}.tar.gz"
fi
LICENSE="GPL-2 BSD-2"
SLOT="0"
IUSE="headers-only"
[[ ${PV} != 9999 ]] && KEYWORDS="~amd64 ~x86"
if is_crosspkg ; then
DEPEND="
!headers-only? ( cross-${CTARGET}/mig )
"
else
DEPEND="
dev-util/mig
"
fi
src_prepare() {
default
[[ ${PV} == 9999 ]] && eautoreconf
}
src_configure() {
if target_is_not_host ; then
local sysroot=/usr/${CTARGET}
if use headers-only ; then
# Assume we don't have working cross-compiler
export CC=$(tc-getBUILD_CC)
else
export MIG="${CTARGET}-mig"
fi
fi
strip-flags
# LTO confuses one of the assemble steps
filter-lto
# -g3 confuses MIG which relies on preprocessed input
replace-flags -ggdb[3-9] -ggdb2
replace-flags -g3 -g
# LD gets invoked directly. raw-ldflags would work here except
# that it breaks configure which uses the compiler driver
unset LDFLAGS
local myeconfargs=(
# MIG machinery relies on this!
--enable-dependency-tracking
--prefix="${EPREFIX}${sysroot}/usr"
--datadir="${EPREFIX}${sysroot}/usr/share"
--host=${CTARGET}
# Needed for QEMU with `-net nic,model=ne2k_pc` at least
--enable-net-group
)
econf "${myeconfargs[@]}"
}
src_compile() {
use headers-only && return
default
}
src_test() {
use headers-only && return
default
}
src_install() {
emake DESTDIR="${D}" $(usex headers-only install-data install)
if target_is_not_host ; then
# On Hurd, gcc expects system headers to be in /include, not /usr/include
# TODO: Is this needed?
dosym usr/include /usr/${CTARGET}/include
# Avoid collisions for other Hurd targets
# TODO: autoconf var?
rm -rfv "${ED}"/usr/share/info || die
rmdir "${ED}"/usr/share || die
fi
}
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