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# Copyright 1999-2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
inherit linux-info meson-multilib systemd udev xdg
MY_P="v4l-utils-${PV}"
DESCRIPTION="v4l-utils libraries and optional utilities"
HOMEPAGE="https://git.linuxtv.org/v4l-utils.git"
SRC_URI="https://linuxtv.org/downloads/v4l-utils/${MY_P}.tar.xz"
LICENSE="LGPL-2.1+"
SLOT="0/0"
KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux"
IUSE="bpf doc dvb jpeg qt5 tracer +utils"
REQUIRED_USE="
bpf? ( utils )
qt5? ( utils )
tracer? ( utils )
"
RDEPEND="
dvb? ( virtual/libudev[${MULTILIB_USEDEP}] )
jpeg? ( media-libs/libjpeg-turbo:=[${MULTILIB_USEDEP}] )
utils? (
!elibc_glibc? ( sys-libs/argp-standalone )
bpf? (
dev-libs/libbpf:=
virtual/libelf:=
)
qt5? (
dev-qt/qtcore:5
dev-qt/qtgui:5
dev-qt/qtopengl:5[-gles2-only(-),-gles2(-)]
dev-qt/qtwidgets:5
media-libs/alsa-lib
virtual/opengl
)
tracer? ( dev-libs/json-c:= )
virtual/libudev
)
!<media-tv/v4l-utils-1.26
"
DEPEND="
${RDEPEND}
"
BDEPEND="
sys-devel/gettext
virtual/pkgconfig
bpf? ( sys-devel/clang:*[llvm_targets_BPF] )
doc? ( app-text/doxygen )
utils? (
dev-lang/perl
qt5? ( dev-qt/qtcore:5 )
)
"
# Not really prebuilt but BPF objects make our QA checks go crazy.
QA_PREBUILT="*/rc_keymaps/protocols/*.o"
S="${WORKDIR}/${MY_P}"
PATCHES=(
"${FILESDIR}"/${PN}-1.26.0-meson.patch
)
check_llvm() {
if [[ ${MERGE_TYPE} != binary ]] && use bpf; then
local clang=${ac_cv_prog_CLANG:-${CLANG:-clang}}
${clang} -target bpf -print-supported-cpus &>/dev/null ||
die "${clang} does not support the BPF target. Please check LLVM_TARGETS."
fi
}
pkg_pretend() {
has_version -b sys-devel/clang && check_llvm
}
pkg_setup() {
check_llvm
CONFIG_CHECK="~SHMEM" linux-info_pkg_setup
}
multilib_src_configure() {
local emesonargs=(
$(meson_native_use_feature bpf)
-Dgconv=disabled
$(meson_feature jpeg)
$(meson_feature dvb libdvbv5)
$(meson_native_use_feature qt5 qv4l2)
$(meson_native_use_feature qt5 qvidcap)
$(meson_native_use_feature tracer v4l2-tracer)
$(meson_native_use_bool utils v4l-utils)
-Ddocdir="${EPREFIX}/usr/share/doc/${PF}"
-Dsystemdsystemunitdir="$(systemd_get_systemunitdir)"
-Dudevdir="$(get_udevdir)"
$(meson_native_use_feature doc doxygen-doc)
$(meson_native_use_bool doc doxygen-html)
$(meson_native_use_bool doc doxygen-man)
)
meson_src_configure
}
multilib_src_install_all() {
dodoc ChangeLog README.lib* TODO
if use utils; then
dodoc README.md
newdoc utils/dvb/README README.dvb
newdoc utils/libv4l2util/TODO TODO.libv4l2util
newdoc utils/libmedia_dev/README README.libmedia_dev
newdoc utils/v4l2-compliance/fixme.txt fixme.txt.v4l2-compliance
fi
}
pkg_postinst() {
xdg_pkg_postinst
use utils && udev_reload
if use utils && [[ -n ${REPLACING_VERSIONS} ]] && ver_test 1.20.0 -ge ${REPLACING_VERSIONS%% *}; then
ewarn "WARNING! ir-keytable has changed significantly from version 1.20.0 so"
ewarn "you may need to take action to avoid breakage. See"
ewarn "https://bugs.gentoo.org/767175 for more details."
fi
}
pkg_postrm() {
xdg_pkg_postrm
use utils && udev_reload
}
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