1 files changed, 45 insertions, 0 deletions
diff --git a/dev-ml/opam/opam-2.1.0.ebuild b/dev-ml/opam/opam-2.1.0.ebuild
new file mode 100644
index 000000000000..bb7dff8d408c
--- /dev/null
+++ b/dev-ml/opam/opam-2.1.0.ebuild
@@ -0,0 +1,45 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit dune
+
+DESCRIPTION="A source-based package manager for OCaml"
+HOMEPAGE="http://opam.ocaml.org/"
+SRC_URI="https://github.com/ocaml/opam/archive/${PV/_/-}.tar.gz -> opam-${PV}.tar.gz"
+S="${WORKDIR}/opam-${PV/_/-}"
+
+LICENSE="LGPL-2.1-with-linking-exception"
+SLOT="0/${PV}"
+KEYWORDS="~amd64 ~arm ~arm64 ~ppc ~ppc64 ~x86"
+IUSE="+ocamlopt"
+
+RDEPEND="
+	dev-ml/cmdliner:=
+	dev-ml/cudf:=
+	>=dev-ml/dose3-6.0:=
+	dev-ml/extlib:=
+	~dev-ml/opam-client-${PV}:=
+	dev-ml/opam-file-format:=
+	dev-ml/re:="
+DEPEND="${RDEPEND}"
+
+# Cherry-picked from https://deb.debian.org/debian/pool/main/o/opam/opam_2.0.8-1.debian.tar.xz
+PATCHES=( "${FILESDIR}/debian-Port-to-Dose3-6.0.1.patch" )
+
+src_prepare() {
+	default
+
+	cat <<- EOF >> "${S}/dune"
+		(env
+		 (dev
+		  (flags (:standard -warn-error -3-9-33)))
+		 (release
+		  (flags (:standard -warn-error -3-9-33))))
+	EOF
+}
+
+src_compile() {
+	dune build @install --profile release || die
+}