From 61c66d6636a2f0e23b67ebd52ac60dd2dae1c062 Mon Sep 17 00:00:00 2001
From: Flatcar Buildbot <buildbot@flatcar-linux.org>
Date: Mon, 16 Sep 2024 07:13:49 +0000
Subject: [PATCH] eclass/mono-env: Sync with Gentoo

It's from Gentoo commit 69a2292af3ff6086933650e3ffb59ef4e7e4acfc.
---
 .../portage-stable/eclass/mono-env.eclass        | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/sdk_container/src/third_party/portage-stable/eclass/mono-env.eclass b/sdk_container/src/third_party/portage-stable/eclass/mono-env.eclass
index 48712587ff..02bd7e8dd9 100644
--- a/sdk_container/src/third_party/portage-stable/eclass/mono-env.eclass
+++ b/sdk_container/src/third_party/portage-stable/eclass/mono-env.eclass
@@ -1,4 +1,4 @@
-# Copyright 1999-2023 Gentoo Authors
+# Copyright 1999-2024 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 # @ECLASS: mono-env.eclass
@@ -9,14 +9,18 @@
 # @DESCRIPTION:
 # Set environment variables commonly used by dotnet packages.
 
-case ${EAPI} in
-	6|7) ;;
-	*) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;;
-esac
-
 if [[ -z ${_MONO_ENV_ECLASS} ]] ; then
 _MONO_ENV_ECLASS=1
 
+case ${EAPI} in
+	6)
+		ewarn "${CATEGORY}/${PF}: ebuild uses ${ECLASS} with deprecated EAPI ${EAPI}!"
+		ewarn "${CATEGORY}/${PF}: Support will be removed on 2024-10-08. Please port to newer EAPI."
+		;;
+	7|8) ;;
+	*) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;;
+esac
+
 SRC_URI="http://download.mono-project.com/sources/${PN}/${P}.tar.bz2"
 
 mono-env_pkg_setup() {