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# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=7

PYTHON_COMPAT=( python3_{6..9} )

inherit meson python-r1 vala

DESCRIPTION="GObject-based wrapper around the Exiv2 library"
HOMEPAGE="https://wiki.gnome.org/Projects/gexiv2"

if [[ ${PV} == 9999 ]]; then
	EGIT_REPO_URI="https://gitlab.gnome.org/GNOME/gexiv2.git"
	inherit git-r3
else
	SRC_URI="mirror://gnome/sources/${PN}/$(ver_cut 1-2)/${P}.tar.xz"
	KEYWORDS="~alpha amd64 ~arm arm64 ~hppa ~ia64 ~ppc ~ppc64 ~sparc x86"
fi

LICENSE="LGPL-2.1+ GPL-2"
SLOT="0"
IUSE="gtk-doc +introspection python static-libs test +vala"
REQUIRED_USE="
	python? ( introspection ${PYTHON_REQUIRED_USE} )
	test? ( python introspection )
	vala? ( introspection )
"
RESTRICT="!test? ( test )"

RDEPEND="
	>=media-gfx/exiv2-0.26:=
	>=dev-libs/glib-2.46.0:2
	introspection? ( >=dev-libs/gobject-introspection-1.54:= )
	python? ( ${PYTHON_DEPS}
		dev-python/pygobject:3[${PYTHON_USEDEP}] )
"
DEPEND="${RDEPEND}"
BDEPEND="
	dev-util/glib-utils
	gtk-doc? ( dev-util/gtk-doc
		app-text/docbook-xml-dtd:4.3 )
	test? ( media-gfx/exiv2[xmp] )
	virtual/pkgconfig
	vala? ( $(vala_depend) )
"

src_prepare() {
	default
	use vala && vala_src_prepare
}

src_configure() {
	local emesonargs=(
		$(meson_use gtk-doc gtk_doc)
		$(meson_use introspection)
		$(meson_use vala vapi)
		-Dtools=false # requires vala, freshly promoted tool that some other distros don't ship yet either
		# Prevents installation of python modules (uses install_data from meson
		# which does not optimize the modules)
		-Dpython2_girdir=no
		-Dpython3_girdir=no
	)
	meson_src_configure
}

src_install() {
	meson_src_install

	if use python ; then
		python_moduleinto gi/overrides/
		python_foreach_impl python_domodule GExiv2.py
	fi
}