[gentoo-science] [PATCH 07/10] alternatives-2.eclass: Add EAPI check

[Reinis Danne]

---
 eclass/alternatives-2.eclass | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/eclass/alternatives-2.eclass b/eclass/alternatives-2.eclass
index 9dc49af..5128e11 100644
--- a/eclass/alternatives-2.eclass
+++ b/eclass/alternatives-2.eclass
@@ -10,6 +10,17 @@
 # If your package provides pkg_postinst or pkg_prerm phases, you need to be
 # sure you explicitly run alternatives-2_pkg_{postinst,prerm} where appropriate.
 
+case "${EAPI:-0}" in
+	0|1|2|3)
+		die "Unsupported EAPI=${EAPI:-0} (too old) for ${ECLASS}"
+		;;
+	4|5)
+		;;
+	*)
+		die "Unsupported EAPI=${EAPI} (unknown) for ${ECLASS}"
+		;;
+esac
+
 ALTERNATIVES_DIR="/etc/env.d/alternatives"
 
 DEPEND=">=app-admin/eselect-1.4-r100"
-- 
1.8.5.3