From 67b515d24b136284e6abc87e37600b9773122a2d Mon Sep 17 00:00:00 2001
From: Bob Mottram <bob@robotics.uk.to>
Date: Tue, 11 Oct 2016 14:56:34 +0100
Subject: [PATCH] Read multiple variables

---
 src/freedombone-utils-selector | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/freedombone-utils-selector b/src/freedombone-utils-selector
index c9dfd914..097c141e 100755
--- a/src/freedombone-utils-selector
+++ b/src/freedombone-utils-selector
@@ -55,11 +55,12 @@ function app_load_variables {
 
     var_name=${app_name}_variables
     if [ ! ${!var_name} ]; then
+        echo $"${app_name}_variables was not found"
         return
     fi
 
-    varname=${!var_name}
-    for v in "${var_name[@]}"
+    eval "varname=(\${$var_name[@]})"
+    for v in "${varname[@]}"
     do
         read_config_param $v
     done
@@ -74,7 +75,7 @@ function app_save_variables {
         return
     fi
 
-    varname=${!var_name}
+    eval "varname=(\${$var_name[@]})"
     for v in "${varname[@]}"
     do
         write_config_param $v "${!v}"