abuild: require that .initd files are sbin/openrc-run

The sbin/runscript was renamed to sbin/openrc-run with openrc-0.13

warn only if it is sbin/runscript for compatibility

abuild.in

@@ -414,13 +414,20 @@ fetch() {
 
 # verify that all init.d scripts are openrc runscripts
 initdcheck() {
-	local i
+	local i line
 	for i in $source; do
 		case $i in
-		*.initd)
-			head -n 1 "$srcdir"/$i | grep -q '/sbin/runscript' \
-				&& continue
-			error "$i is not an openrc #!/sbin/runscript"
+		*.initd) line=$(head -n 1 "$srcdir"/$i);;
+		*) continue ;;
+		esac
+
+		case "$line" in
+		*sbin/openrc-run)
+			;;
+		*sbin/runscript)
+			warning "$i is not an openrc #!/sbin/openrc-run"
+			;;
+		*)	error "$i is not an openrc #!/sbin/openrc-run"
 			return 1
 			;;
 		esac