dev-libs/libdatrie: add USE=doc

Closes: https://bugs.gentoo.org/807909
Closes: https://bugs.gentoo.org/839861
Signed-off-by: Takuya Wakazono <pastalian46@gmail.com>

dev-libs/libdatrie/libdatrie-0.2.13-r1.ebuild

@@ -1,7 +1,7 @@
-# Copyright 1999-2021 Gentoo Authors
+# Copyright 1999-2024 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
-EAPI=7
+EAPI=8
 
 inherit autotools
 
@@ -16,23 +16,26 @@ else
 	KEYWORDS="~amd64 ~arm ~arm64 ~riscv ~x86"
 fi
 
-LICENSE="LGPL-2.1"
+LICENSE="LGPL-2.1+"
 SLOT="0"
+IUSE="doc"
 
-DEPEND="${RDEPEND}"
-BDEPEND="dev-vcs/git"
+BDEPEND="doc? ( app-text/doxygen )"
 
 src_prepare() {
 	default
 	# Fixed version if in non git project
 	echo ${PV} > VERSION
-	# From upstreams autogen.sh, to make it utilize the autotools eclass
-	# Here translate the autogen.sh, equivalent to the following code
-	# > sh autogen.sh
-	eautoheader
-	_elibtoolize --force
-	eaclocal
-	eautomake --add-missing
-	# Not allow git-version-gen does refresh
-	eautoconf
+	eautoreconf
+}
+
+src_configure() {
+	econf \
+		$(use_enable doc doxygen-doc) \
+		--with-html-docdir="${EPREFIX}"/usr/share/doc/${PF}/html
+}
+
+src_install() {
+	default
+	find "${ED}" -name '*.la' -delete || die
 }