From e8f71550c73e88fa0cef31b93009c6909d7aaf6b Mon Sep 17 00:00:00 2001
From: An-Cheng Huang <ancheng@vyatta.com>
Date: Mon, 6 Dec 2010 17:16:02 -0800
Subject: fix for bug 6494

* fix alternating completion/help for empty command line.
---
 etc/bash_completion.d/vyatta-cfg | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/etc/bash_completion.d/vyatta-cfg b/etc/bash_completion.d/vyatta-cfg
index 2c0a7bc..1374554 100755
--- a/etc/bash_completion.d/vyatta-cfg
+++ b/etc/bash_completion.d/vyatta-cfg
@@ -685,7 +685,7 @@ vyatta_config_complete ()
   shopt -s extglob nullglob
 
   if [ "$COMP_LINE" == "$VYATTA_COMP_LINE" ]; then
-    VYATTA_COMP_LINE=''
+    VYATTA_COMP_LINE=$VYATTA_COMP_LINE_EMPTY
     vyatta_do_help=true
   else
     VYATTA_COMP_LINE=$COMP_LINE
@@ -862,7 +862,8 @@ alias copy=/opt/vyatta/sbin/my_copy
 alias comment=/opt/vyatta/sbin/my_comment
 alias discard=/opt/vyatta/sbin/my_discard
 
-export VYATTA_COMP_LINE=""
+export VYATTA_COMP_LINE_EMPTY=VYATTA_COMP_LINE_EMPTY
+export VYATTA_COMP_LINE=$VYATTA_COMP_LINE_EMPTY
 
 # readline bindings
 bind 'set show-all-if-ambiguous on'
-- 
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