# Copyright 2022 BaldEagleOS Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8

inherit autotools

DESCRIPTION="Computes changes between binary or text files and creates deltas"
HOMEPAGE="http://xdelta.org/"
SRC_URI="https://github.com/jmacd/xdelta/archive/refs/tags/v${PV}.tar.gz -> ${P}.tar.gz"

LICENSE="Apache Public License 2.0"
SLOT="3"
KEYWORDS="~alpha amd64 ~arm64 ~hppa ~ia64 ppc ppc64 ~riscv sparc x86"
IUSE="examples lzma"

RDEPEND="lzma? ( app-arch/xz-utils:= )"
DEPEND="${RDEPEND}"

S=${WORKDIR}/${P}/xdelta3

src_prepare() {
	default
	eautoreconf
}

src_configure() {
	econf \
		$(use_with lzma liblzma)
}

src_compile() {
	# avoid building tests
	emake xdelta3
}

src_test() {
	emake xdelta3regtest
	./xdelta3regtest || die
}

src_install() {
	emake DESTDIR="${D}" install-binPROGRAMS install-man1
	dodoc draft-korn-vcdiff.txt README.md
	use examples && dodoc -r examples
}