From 19ba95e43f04ce31f409f34c895e73d998d98262 Mon Sep 17 00:00:00 2001
From: Achim Gsell <achim.gsell@psi.ch>
Date: Fri, 12 Oct 2018 19:45:37 +0200
Subject: [PATCH] Pmodules/libpbuild.bash: bugfix in
 'check_supported_systems()'

---
 Pmodules/libpbuild.bash | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Pmodules/libpbuild.bash b/Pmodules/libpbuild.bash
index 82c79f7..9910693 100644
--- a/Pmodules/libpbuild.bash
+++ b/Pmodules/libpbuild.bash
@@ -480,6 +480,7 @@ pbuild::make_all() {
 
 	#......................................................................
 	check_supported_systems() {
+		[[ -z "${SUPPORTED_SYSTEMS}" ]] && return 0
 		for sys in "${SUPPORTED_SYSTEMS[@]}"; do
 			[[ ${sys} == ${SYSTEM} ]] && return 0
 		done