EAPI=8

DESCRIPTION="GNU service manager written in Guile"
HOMEPAGE="https://www.gnu.org/software/shepherd/"
SRC_URI="mirror://gnu/shepherd/${P}.tar.gz"

LICENSE="GPL-3+"
SLOT="0"
KEYWORDS="~amd64 ~arm64 ~x86"

DEPEND="
    dev-scheme/guile:3.0
    >=dev-scheme/fibers-1.1.0
"

RDEPEND="
    ${DEPEND}
    app-arch/gzip
    app-arch/zstd
"

BDEPEND="
    app-text/texinfo
    dev-util/help2man
    sys-devel/gettext
"

src_configure() {
    econf \
        --with-gzip="${EPREFIX}/usr/bin/gzip" \
        --with-zstd="${EPREFIX}/usr/bin/zstd"
}

src_compile() {
    emake GUILE_AUTO_COMPILE=0
}

src_test() {
    emake -k check GUILE_AUTO_COMPILE=0
}

src_install() {
    emake DESTDIR="${D}" install GUILE_AUTO_COMPILE=0

    dodoc AUTHORS NEWS README THANKS

    insinto /usr/share/licenses/${PN}
    doins COPYING

    if [[ -e "${ED}"/usr/bin/reboot ]]; then
        mv "${ED}"/usr/bin/reboot \
            "${ED}"/usr/bin/shepherd-reboot || die
    fi

    if [[ -e "${ED}"/usr/bin/halt ]]; then
        mv "${ED}"/usr/bin/halt \
            "${ED}"/usr/bin/shepherd-halt || die
    fi

    if [[ -e "${ED}"/usr/bin/shutdown ]]; then
        mv "${ED}"/usr/bin/shutdown \
            "${ED}"/usr/bin/shepherd-shutdown || die
    fi

    if [[ -e "${ED}"/usr/share/man/man8/reboot.8 ]]; then
        mv "${ED}"/usr/share/man/man8/reboot.8 \
            "${ED}"/usr/share/man/man8/shepherd-reboot.8 || die
    fi

    if [[ -e "${ED}"/usr/share/man/man8/halt.8 ]]; then
        mv "${ED}"/usr/share/man/man8/halt.8 \
            "${ED}"/usr/share/man/man8/shepherd-halt.8 || die
    fi

    if [[ -e "${ED}"/usr/share/man/man8/shutdown.8 ]]; then
        mv "${ED}"/usr/share/man/man8/shutdown.8 \
            "${ED}"/usr/share/man/man8/shepherd-shutdown.8 || die
    fi
}