From 5dd2b063e4ce1758d38020fa80210ac79451c0ed Mon Sep 17 00:00:00 2001
From: Dieter Plaetinck <dieter@plaetinck.be>
Date: Thu, 25 Mar 2010 13:50:47 +0100
Subject: error out when asked to use a UI type which cannot be found

---
 libui.sh | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libui.sh b/libui.sh
index 502af0d..a85b025 100644
--- a/libui.sh
+++ b/libui.sh
@@ -14,6 +14,7 @@
 libui-sh-init ()
 {
 	LIBUI_UI=${1:-cli}
+	[ "$LIBUI_UI" == 'dialog' ] && ! which dialog &>/dev/null && die_error "Required dependency dialog not found"
 	LIBUI_TMP_DIR=/tmp
 	if [ -n "$2" ]; then
 		LIBUI_TMP_DIR=$2
-- 
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