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

EAPI=7

CMAKE_ECLASS=cmake
inherit cmake-multilib

MY_P="${PN}-soft-${PV}"

DESCRIPTION="A software implementation of the OpenAL 3D audio API"
HOMEPAGE="https://www.openal-soft.org/"
SRC_URI="https://www.openal-soft.org/openal-releases/${MY_P}.tar.bz2"

# See https://github.com/kcat/openal-soft/blob/e0097c18b82d5da37248c4823fde48b6e0002cdd/BSD-3Clause
# Some components are under BSD
LICENSE="LGPL-2+ BSD"
SLOT="0"
KEYWORDS="~alpha amd64 arm arm64 ~hppa ~ia64 ~mips ppc ppc64 ~riscv sparc x86 ~amd64-linux ~x86-linux"
IUSE="
	alsa coreaudio debug jack oss portaudio pulseaudio sdl sndio qt5
	cpu_flags_x86_sse cpu_flags_x86_sse2 cpu_flags_x86_sse4_1
	cpu_flags_arm_neon
"

RDEPEND="
	alsa? ( >=media-libs/alsa-lib-1.0.27.2[${MULTILIB_USEDEP}] )
	jack? ( virtual/jack[${MULTILIB_USEDEP}] )
	portaudio? ( >=media-libs/portaudio-19_pre20111121-r1[${MULTILIB_USEDEP}] )
	pulseaudio? ( >=media-sound/pulseaudio-2.1-r1[${MULTILIB_USEDEP}] )
	qt5? (
		dev-qt/qtcore:5
		dev-qt/qtgui:5
		dev-qt/qtwidgets:5
	)
	sdl? ( media-libs/libsdl2[${MULTILIB_USEDEP}] )
	sndio? ( media-sound/sndio:=[${MULTILIB_USEDEP}] )
"
DEPEND="${RDEPEND}
	oss? ( virtual/os-headers )"

S="${WORKDIR}/${MY_P}"

DOCS=( alsoftrc.sample docs/env-vars.txt docs/hrtf.txt ChangeLog README.md )

src_configure() {
	# -DEXAMPLES=OFF to avoid FFmpeg dependency wrt #481670
	my_configure() {
		local mycmakeargs=(
			-DALSOFT_REQUIRE_ALSA=$(usex alsa)
			-DALSOFT_REQUIRE_COREAUDIO=$(usex coreaudio)
			-DALSOFT_REQUIRE_JACK=$(usex jack)
			-DALSOFT_REQUIRE_OSS=$(usex oss)
			-DALSOFT_REQUIRE_PORTAUDIO=$(usex portaudio)
			-DALSOFT_REQUIRE_PULSEAUDIO=$(usex pulseaudio)
			-DALSOFT_REQUIRE_SDL2=$(usex sdl)
			# See bug #809314 for getting both options for sndio
			-DALSOFT_{BACKEND,REQUIRE}_SNDIO=$(usex sndio)
			-DALSOFT_UTILS=$(multilib_is_native_abi && echo "ON" || echo "OFF")
			-DALSOFT_NO_CONFIG_UTIL=$(usex qt5 "$(multilib_is_native_abi && echo "OFF" || echo "ON")" ON)
			-DALSOFT_EXAMPLES=OFF
		)

		# Avoid unused variable warnings, bug #738240
		if use amd64 || use x86 ; then
			mycmakeargs+=(
				-DALSOFT_CPUEXT_SSE=$(usex cpu_flags_x86_sse)
				-DALSOFT_CPUEXT_SSE2=$(usex cpu_flags_x86_sse2)
				-DALSOFT_CPUEXT_SSE4_1=$(usex cpu_flags_x86_sse4_1)
			)
		fi

		if use arm || use arm64 ; then
			mycmakeargs+=(
				-DALSOFT_CPUEXT_NEON=$(usex cpu_flags_arm_neon)
			)
		fi

		cmake_src_configure
	}

	multilib_parallel_foreach_abi my_configure
}