From 5ab6b14925978bfb9c4f563b5c9f5cc9bf19d443 Mon Sep 17 00:00:00 2001
From: Iru Cai <mytbk920423@gmail.com>
Date: Mon, 8 Aug 2016 16:38:21 +0800
Subject: print usage when --root not configured or no distros

---
 buildlive | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'buildlive')

diff --git a/buildlive b/buildlive
index 1c87087..d5743ed 100755
--- a/buildlive
+++ b/buildlive
@@ -60,6 +60,11 @@ do
 	shift
 done
 
+if [[ "${#DISTROLIST[@]}" == 0 || -z "$ROOTPATH" ]]; then
+	usage
+	exit 1
+fi
+
 install -d "$ROOTPATH/grub"
 echo "uuid=$UUID" > "$GRUBCFG"
 
-- 
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