dev-libs/efl: use docs.eclass for building docs

As requested by Juippis, an example on how to use
the new docs.eclass with doxygen

See-Also: #16366
Package-Manager: Portage-3.0.11, Repoman-3.0.2
Signed-off-by: Andrew Ammerlaan <andrewammerlaan@riseup.net>

dev-libs/efl/efl-1.25.1-r10.ebuild

@@ -5,7 +5,10 @@ EAPI=7
 
 LUA_COMPAT=( lua5-{1..3} luajit )
 
-inherit lua-single meson xdg-utils
+DOCS_BUILDER="doxygen"
+DOCS_DIR="doc"
+
+inherit docs lua-single meson xdg-utils
 
 DESCRIPTION="Enlightenment Foundation Libraries all-in-one package"
 HOMEPAGE="https://www.enlightenment.org"
@@ -14,7 +17,7 @@ SRC_URI="https://download.enlightenment.org/rel/libs/${PN}/${P}.tar.xz"
 LICENSE="BSD-2 GPL-2 LGPL-2.1 ZLIB"
 SLOT="0"
 KEYWORDS="~amd64 ~arm ~arm64 ~hppa ~ppc ~ppc64 ~x86"
-IUSE="+X avif bmp connman cpu_flags_arm_neon dds debug doc drm +eet efl-one elogind examples fbcon
+IUSE="+X avif bmp connman cpu_flags_arm_neon dds debug drm +eet efl-one elogind examples fbcon
 	+fontconfig fribidi gif gles2-only gnutls glib +gstreamer harfbuzz hyphen ibus ico libressl
 	jpeg2k json nls mono opengl +pdf physics pmaps postscript psd pulseaudio raw scim
 	sdl +sound +ssl +svg +system-lz4 systemd tga tgv tiff tslib unwind v4l vnc wayland webp xcf
@@ -125,7 +128,6 @@ RDEPEND="${LUA_DEPS}
 	zeroconf? ( net-dns/avahi )"
 DEPEND="${RDEPEND}"
 BDEPEND="virtual/pkgconfig
-	doc? ( app-doc/doxygen )
 	nls? ( sys-devel/gettext )"
 
 pkg_setup() {
@@ -274,15 +276,10 @@ src_configure() {
 
 src_compile() {
 	meson_src_compile
-
-	if use doc; then
-		cd doc/ || die "Failed to switch into doc/ dir."
-		doxygen . || die "Doxygen failed to run."
-	fi
+	docs_compile
 }
 
 src_install() {
-	use doc && local HTML_DOCS=( "${S}"/doc/html/. )
 	meson_src_install
 
 	if use examples; then