From 87cf1884535c50e578fcd2359092dcdc20aade57 Mon Sep 17 00:00:00 2001
From: Alejandro Mery <amery@opensde.org>
Date: Tue, 23 Dec 2008 20:46:38 +0200
Subject: [PATCH] wall: enhanced to support the case when $USER not declared

---
 initramfs/bin_wall.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/initramfs/bin_wall.sh b/initramfs/bin_wall.sh
index 462ae27..d59973d 100644
--- a/initramfs/bin_wall.sh
+++ b/initramfs/bin_wall.sh
@@ -18,7 +18,7 @@ tmpfile=/tmp/wall.$$
 trap "rm -f $tmpfile" INT
 
 cat <<EOT > $tmpfile
-Broadcast Message from $USER@$(hostname)
+Broadcast Message from ${USER:-root}@$(hostname)
 	($(tty)) at $(date) ...
 EOT
 cat >> $tmpfile