# Copyright 1999-2023 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=8

VERIFY_SIG_OPENPGP_KEY_PATH=/usr/share/openpgp-keys/libsodium.minisig
VERIFY_SIG_METHOD=minisig
inherit autotools multilib-minimal verify-sig

DESCRIPTION="Portable fork of NaCl, a higher-level cryptographic library"
HOMEPAGE="https://libsodium.org"

if [[ ${PV} == *_p* ]] ; then
	MY_P=${PN}-$(ver_cut 1-3)-stable-$(ver_cut 5-)

	# We use _pN to represent 'stable releases'
	# These are backports from upstream to the last release branch
	# See https://download.libsodium.org/libsodium/releases/README.html
	SRC_URI="
		https://dev.gentoo.org/~sam/distfiles/${CATEGORY}/${PN}/${MY_P}.tar.gz -> ${P}.tar.gz
		verify-sig? ( https://dev.gentoo.org/~sam/distfiles/dev-libs/libsodium/${MY_P}.tar.gz.minisig -> ${P}.tar.gz.minisig )
	"
else
	SRC_URI="
		https://download.libsodium.org/${PN}/releases/${P}.tar.gz
		verify-sig? ( https://download.libsodium.org/${PN}/releases/${P}.tar.gz.minisig )
	"
fi

S="${WORKDIR}"/${PN}-stable

LICENSE="ISC"
SLOT="0/23"
KEYWORDS="~alpha amd64 arm arm64 hppa ~ia64 ~loong ~m68k ~mips ppc ppc64 ~riscv ~s390 sparc x86 ~arm64-macos ~x64-macos"
IUSE="+asm minimal static-libs +urandom"

CPU_USE=( cpu_flags_x86_{aes,sse4_1} )
IUSE+=" ${CPU_USE[@]}"

BDEPEND=" verify-sig? ( sec-keys/minisig-keys-libsodium )"

PATCHES=(
	"${FILESDIR}"/${PN}-1.0.10-cpuflags.patch
)

src_prepare() {
	default

	eautoreconf
}

multilib_src_configure() {
	local myeconfargs=(
		$(use_enable asm)
		$(use_enable cpu_flags_x86_aes aesni)
		$(use_enable cpu_flags_x86_sse4_1 sse4_1)
		$(use_enable minimal)
		$(use_enable static-libs static)
		$(use_enable !urandom blocking-random)
	)

	# --disable-pie is needed on x86, see bug #512734
	# TODO: Check if still needed?
	if [[ ${ABI} == x86 ]] ; then
		myeconfargs+=( --disable-pie )
	fi

	ECONF_SOURCE="${S}" econf "${myeconfargs[@]}"
}

multilib_src_install_all() {
	default
	find "${ED}" -type f -name "*.la" -delete || die
}