From 4702fd6e7a957d8161e434baa20038b898f2e52f Mon Sep 17 00:00:00 2001
From: Tristan Sloughter <t@crashfast.com>
Date: Tue, 15 Oct 2013 12:01:32 -0500
Subject: ignore empty list of overlay vars to fix unneeded warning

---
 src/rlx_prv_overlay.erl | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/rlx_prv_overlay.erl b/src/rlx_prv_overlay.erl
index a749ce5..a7a484f 100644
--- a/src/rlx_prv_overlay.erl
+++ b/src/rlx_prv_overlay.erl
@@ -105,6 +105,8 @@ get_overlay_vars_from_file(State, OverlayVars) ->
     case rlx_state:get(State, overlay_vars, undefined) of
         undefined ->
             do_overlay(State, OverlayVars);
+        [] ->
+            do_overlay(State, OverlayVars);
         [H | _]=FileNames when is_list(H) ->
             read_overlay_vars(State, OverlayVars, FileNames);
         FileName when is_list(FileName) ->
-- 
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