dev-ml/xen-evtchn: update HOMEPAGE

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

dev-ml/xen-evtchn/files/xen-evtchn-2.1.0-ounit2.patch

@@ -0,0 +1,36 @@
+From b05b3dc57901a2312d48ce88418fde0ea495575f Mon Sep 17 00:00:00 2001
+From: Alessandro-Barbieri <lssndrbarbieri@gmail.com>
+Date: Sat, 16 Apr 2022 19:05:44 +0200
+Subject: [PATCH] use ounit2
+
+Signed-off-by: Alessandro-Barbieri <lssndrbarbieri@gmail.com>
+---
+ lib_test/dune        | 2 +-
+ xen-evtchn-unix.opam | 2 +-
+ 2 files changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/lib_test/dune b/lib_test/dune
+index bdec54e..57dda23 100644
+--- a/lib_test/dune
++++ b/lib_test/dune
+@@ -1,6 +1,6 @@
+ (executables
+  (names main)
+- (libraries xen-evtchn xen-evtchn-unix oUnit lwt.unix))
++ (libraries xen-evtchn xen-evtchn-unix ounit2 lwt.unix))
+ 
+ (alias
+  (name runtest)
+diff --git a/xen-evtchn-unix.opam b/xen-evtchn-unix.opam
+index 4a94d81..cbc8250 100644
+--- a/xen-evtchn-unix.opam
++++ b/xen-evtchn-unix.opam
+@@ -14,7 +14,7 @@ depends: [
+   "lwt-dllist"
+   "lwt"
+   "cmdliner"
+-  "ounit" {with-test}
++  "ounit2" {with-test}
+   "conf-xen" {build}
+ ]
+ build: [

dev-ml/xen-evtchn/xen-evtchn-2.1.0.ebuild

@@ -8,7 +8,10 @@ inherit dune multiprocessing
 MY_P="${PN}-v${PV}"
 
 DESCRIPTION="Xen event channel interface for Mirage"
-HOMEPAGE="https://github.com/mirage/ocaml-evtchn"
+HOMEPAGE="
+	https://github.com/mirage/ocaml-evtchn
+	https://opam.ocaml.org/packages/xen-evtchn/
+"
 SRC_URI="https://github.com/mirage/ocaml-evtchn/releases/download/v${PV}/${MY_P}.tbz"
 S="${WORKDIR}/${MY_P}"
 
@@ -18,19 +21,20 @@ KEYWORDS="~amd64"
 IUSE="ocamlopt test unix"
 
 RDEPEND="
-	dev-ml/lwt
-	dev-ml/lwt-dllist
-	dev-ml/cmdliner
+	dev-ml/lwt:=
+	dev-ml/lwt-dllist:=
+	dev-ml/cmdliner:=
 
 	unix? ( app-emulation/xen )
 "
 DEPEND="
 	${RDEPEND}
-	test? ( dev-ml/ounit )
+	test? ( dev-ml/ounit2 )
 "
 
 RESTRICT="!test? ( test )"
 REQUIRED_USE="test? ( unix )"
+PATCHES="${FILESDIR}/${P}-ounit2.patch"
 
 src_compile() {
 	local pkgs="xen-evtchn"