From 244b440fc938b952516028448d721f822fdbd79c Mon Sep 17 00:00:00 2001
From: Moul <moul@moul.re>
Date: Tue, 23 May 2017 11:51:39 +0200
Subject: [PATCH] [enh] remove: add 'set -u', source helpers, retrieve arg with
 helper.

---
 scripts/remove | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/scripts/remove b/scripts/remove
index 81d3f83..14567a4 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -1,9 +1,15 @@
 #!/bin/bash
 
+# Exit and treat unset variables as an error
+set -u
+
+# Source YunoHost helpers
+source /usr/share/yunohost/helpers
+
 app=mumbleserver
 
 # Getting port used by mumble to close it
-port=$(sudo yunohost app setting $app port)
+port=$(ynh_app_setting_get $app port)
 
 # Uninstall mumble and its dependencies
 sudo apt-get autoremove -y mumble-server > /dev/null 2>&1