app-crypt/libsecret: virtualise Secret Service API dependency

User tests - including my own - show that app-admin/keepassxc works fine
as a Secret Service API provider, and KDE will likely acquire a
compatible provider soon.

Change made with permission from leio on behalf of the Gnome Project.

Closes: https://bugs.gentoo.org/705132
Signed-off-by: Marek Szuba <marecki@gentoo.org>

app-crypt/libsecret/libsecret-0.20.4-r1.ebuild

@@ -0,0 +1,89 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+PYTHON_COMPAT=( python3_{8..9} )
+VALA_USE_DEPEND=vapigen
+
+inherit gnome2 meson-multilib python-any-r1 vala virtualx
+
+DESCRIPTION="GObject library for accessing the freedesktop.org Secret Service API"
+HOMEPAGE="https://wiki.gnome.org/Projects/Libsecret"
+
+LICENSE="LGPL-2.1+ Apache-2.0" # Apache-2.0 license is used for tests only
+SLOT="0"
+
+IUSE="+crypt gtk-doc +introspection test +vala"
+RESTRICT="!test? ( test )"
+REQUIRED_USE="
+	vala? ( introspection )
+	gtk-doc? ( crypt )
+"
+
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~ia64 ~mips ~ppc ~ppc64 ~riscv ~sparc ~x86"
+
+DEPEND="
+	>=dev-libs/glib-2.44:2[${MULTILIB_USEDEP}]
+	crypt? ( >=dev-libs/libgcrypt-1.2.2:0=[${MULTILIB_USEDEP}] )
+	introspection? ( >=dev-libs/gobject-introspection-1.29:= )
+"
+RDEPEND="${DEPEND}
+	virtual/secret-service"
+BDEPEND="
+	dev-libs/libxslt
+	dev-util/gdbus-codegen
+	>=sys-devel/gettext-0.19.8
+	virtual/pkgconfig
+	test? (
+		$(python_gen_any_dep '
+			dev-python/mock[${PYTHON_USEDEP}]
+			dev-python/dbus-python[${PYTHON_USEDEP}]
+			introspection? ( dev-python/pygobject:3[${PYTHON_USEDEP}] )')
+		introspection? ( >=dev-libs/gjs-1.32 )
+	)
+	vala? ( $(vala_depend) )
+"
+
+PATCHES=(
+	"${FILESDIR}"/${P}-meson-build-test-vala-unstable-with-DSECRET_WITH_UNS.patch
+)
+
+python_check_deps() {
+	if use introspection; then
+		has_version -b "dev-python/pygobject:3[${PYTHON_USEDEP}]" || return
+	fi
+	has_version -b "dev-python/mock[${PYTHON_USEDEP}]" &&
+	has_version -b "dev-python/dbus-python[${PYTHON_USEDEP}]"
+}
+
+pkg_setup() {
+	use test && python-any-r1_pkg_setup
+}
+
+src_prepare() {
+	use vala && vala_src_prepare
+	default
+
+	# Remove @filename@ from the header template that would otherwise cause
+	# differences dependent on the ABI
+	sed -e '/enumerations from "@filename@"/d' \
+		-i libsecret/secret-enum-types.h.template || die
+}
+
+multilib_src_configure() {
+	local emesonargs=(
+		$(meson_use crypt gcrypt)
+
+		# Don't build docs multiple times
+		$(meson_native_true manpage)
+		$(meson_native_use_bool gtk-doc gtk_doc)
+
+		$(meson_native_use_bool introspection)
+		$(meson_native_use_bool vala vapi)
+	)
+	meson_src_configure
+}
+
+multilib_src_test() {
+	virtx meson_src_test
+}