# Copyright 1999-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=7

inherit linux-info meson systemd

DESCRIPTION="Posting locate is a much faster locate"
HOMEPAGE="https://plocate.sesse.net/"
SRC_URI="https://plocate.sesse.net/download/${P}.tar.gz"

# GPL-2 for updatedb
# GPL-2+ for plocate itself
LICENSE="GPL-2 GPL-2+"
SLOT="0"
KEYWORDS="~amd64"
IUSE="+io-uring"

RDEPEND="
	acct-group/locate
	app-arch/zstd:=
	io-uring? ( sys-libs/liburing:= )
	!sys-apps/mlocate
"
DEPEND="${RDEPEND}"

CONFIG_CHECK="~IO_URING"
ERROR_IO_URING="required for USE=io-uring"

PATCHES=(
	"${FILESDIR}"/${PN}-1.1.5-no-systemd-check.patch
)

src_prepare() {
	# Pretend liburing dep doesn't exist when USE flag off
	if ! use io-uring; then
		sed -i "s/dependency('liburing/dependency('/" meson.build || die
	fi

	# We'll install the manpage ourself to locate.1
	sed -i "/install_man('plocate.1')/d" meson.build || die

	default
}

src_configure() {
	local emesonargs=(
		-Dlocategroup=locate
	)
	meson_src_configure
}

src_install() {
	meson_src_install
	dodoc README NEWS
	newman "${S}"/${PN}.1 locate.1
	dosym plocate /usr/bin/locate

	insinto /etc
	doins "${FILESDIR}"/updatedb.conf
	doins "${FILESDIR}"/plocate-cron.conf
	fperms 0644 /etc/{updatedb,plocate-cron}.conf

	insinto /etc/cron.daily
	newins "${FILESDIR}"/plocate.cron plocate
	fperms 0755 /etc/cron.daily/plocate

	systemd_dounit "${BUILD_DIR}"/${PN}-updatedb.service "${S}"/${PN}-updatedb.timer
}

pkg_postinst() {
	if [[ -z "${REPLACING_VERSIONS}" ]] ; then
		elog "The database for the locate command is generated daily by a cron job,"
		elog "if you install for the first time you can run the updatedb command manually now."
		elog
		elog "Note that the ${EROOT}/etc/updatedb.conf file is generic,"
		elog "please customize it to your system requirements."
	fi
}