# Copyright 1999-2025 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=8

VERIFY_SIG_OPENPGP_KEY_PATH=/usr/share/openpgp-keys/antoniodiazdiaz.asc
inherit toolchain-funcs verify-sig

DESCRIPTION="Lossless data compressor based on the LZMA algorithm"
HOMEPAGE="https://www.nongnu.org/lzip/lzip.html"
SRC_URI="
	https://download.savannah.gnu.org/releases/${PN}/${P/_/-}.tar.gz
"
SRC_URI+="
	verify-sig? (
		https://download.savannah.gnu.org/releases/${PN}/${P/_/-}.tar.gz.sig
	)
"
S=${WORKDIR}/${P/_/-}

LICENSE="GPL-2+"
SLOT="0"
KEYWORDS="~alpha amd64 arm arm64 ~hppa ~loong ~m68k ~mips ppc ppc64 ~riscv ~s390 ~sparc x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x64-solaris"

BDEPEND="
	verify-sig? (
		sec-keys/openpgp-keys-antoniodiazdiaz
	)
"
PDEPEND="
	app-alternatives/lzip
"

src_configure() {
	# not autotools-based
	./configure \
		--prefix="${EPREFIX}"/usr \
		CXX="$(tc-getCXX)" \
		CPPFLAGS="${CPPFLAGS}" \
		CXXFLAGS="${CXXFLAGS}" \
		LDFLAGS="${LDFLAGS}" || die
}

src_install() {
	default

	mv "${ED}"/usr/bin/lzip{,-reference} || die
	mv "${ED}"/usr/share/man/man1/lzip{,-reference}.1 || die
}

pkg_postinst() {
	if [[ ! -L ${EROOT}/usr/bin/lzip ]]; then
		ln -s "lzip-reference" "${EROOT}/usr/bin/lzip" || die
	fi
}