dev-ml/xmlm: add 1.4.0, drop 1.3.0-r3

Signed-off-by: Alessandro Barbieri <lssndrbarbieri@gmail.com>

dev-ml/xmlm/xmlm-1.4.0.ebuild

@@ -0,0 +1,34 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit findlib opam
+
+DESCRIPTION="Ocaml XML manipulation module"
+HOMEPAGE="
+	http://erratique.ch/software/xmlm
+	https://github.com/dbuenzli/xmlm
+"
+SRC_URI="http://erratique.ch/software/${PN}/releases/${P}.tbz"
+
+LICENSE="BSD"
+SLOT="0/${PV}"
+KEYWORDS="~amd64"
+IUSE="test"
+
+RDEPEND=""
+DEPEND="dev-ml/topkg"
+BDEPEND="dev-ml/ocamlbuild"
+
+RESTRICT="!test? ( test )"
+OPAM_FILE=opam
+
+src_compile() {
+	ocaml pkg/pkg.ml build --tests $(usex test 'true' 'false') || die
+}
+
+src_test() {
+	opam_src_test
+	ocaml pkg/pkg.ml test || die
+}