From 619c069c06ed7b26a44c6ffaf2647afcb32702f5 Mon Sep 17 00:00:00 2001
From: Asif Bacchus <asif@programming.virtual.bacchus.network>
Date: Sat, 5 Jan 2019 02:16:05 -0700
Subject: [PATCH] added check for at least one serverName

---
 .vscode/numbered-bookmarks.json | 2 +-
 setup.sh                        | 7 ++++++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/.vscode/numbered-bookmarks.json b/.vscode/numbered-bookmarks.json
index 65c7b37..adba1cd 100644
--- a/.vscode/numbered-bookmarks.json
+++ b/.vscode/numbered-bookmarks.json
@@ -12,7 +12,7 @@
 				-1,
 				-1,
 				-1,
-				110
+				115
 			]
 		}
 	]
diff --git a/setup.sh b/setup.sh
index f9d4966..ec2a6cd 100644
--- a/setup.sh
+++ b/setup.sh
@@ -92,7 +92,12 @@ while true; do
     read -p "What hostnames should this server answer to? " inputServerName
     case "${inputServerName}" in
         '')
-            break
+            # check that at least one name as been provided
+            if [ -z "${serverNames_working}" ]; then
+                echo -e "\n${err}You must provide at least one hostname${norm}"
+            else
+                break
+            fi
             ;;
         [Xx]*)
             echo -e "\n${cyan}---exiting---\n${norm}"