From b74a46d1c13446aeca6709ccea3ce093069f4eb9 Mon Sep 17 00:00:00 2001
From: An-Cheng Huang <ancheng@vyatta.com>
Date: Fri, 1 Feb 2008 16:50:54 -0800
Subject: fix for bug 2616: implement "up" and "top" in configure mode.

---
 etc/bash_completion.d/20vyatta-cfg | 35 ++++++++++++++++++++++++++++++++++-
 1 file changed, 34 insertions(+), 1 deletion(-)

(limited to 'etc')

diff --git a/etc/bash_completion.d/20vyatta-cfg b/etc/bash_completion.d/20vyatta-cfg
index 4a4eb18..00482c5 100644
--- a/etc/bash_completion.d/20vyatta-cfg
+++ b/etc/bash_completion.d/20vyatta-cfg
@@ -38,7 +38,7 @@ declare -a comp_words=()
 
 # commands to unalias
 declare -a unalias_cmds=( clear configure date debug edit exit load \
-                          no run set show save terminal undebug )
+                          no run set show save terminal undebug up top )
 for cmd in "${unalias_cmds[@]}"; do
   unalias $cmd >& /dev/null
 done
@@ -93,6 +93,19 @@ load ()
   eval "${vyatta_sbindir}/vyatta-load-config.pl $@"
 }
 
+top ()
+{
+  if [ "$VYATTA_EDIT_LEVEL" == "/" ]; then
+    echo "Already at the top level"
+    return 0
+  fi
+
+  # go to the top level.
+  export VYATTA_EDIT_LEVEL="/"
+  export VYATTA_TEMPLATE_LEVEL="/"
+  set_config_ps1 ''
+}
+
 edit ()
 {
   local num_comp=${#@}
@@ -158,6 +171,26 @@ edit ()
   set_config_ps1 "$path_str"
 }
 
+up ()
+{
+  if [ "$VYATTA_EDIT_LEVEL" == "/" ]; then
+    echo "Already at the top level"
+    return 0
+  fi
+  if [[ $VYATTA_TEMPLATE_LEVEL == */node.tag/ ]]; then
+    export VYATTA_EDIT_LEVEL="${VYATTA_EDIT_LEVEL%/*/*/}/"
+    export VYATTA_TEMPLATE_LEVEL="${VYATTA_TEMPLATE_LEVEL%/*/*/}/"
+  else
+    export VYATTA_EDIT_LEVEL="${VYATTA_EDIT_LEVEL%/*/}/"
+    export VYATTA_TEMPLATE_LEVEL="${VYATTA_TEMPLATE_LEVEL%/*/}/"
+  fi
+  
+  declare -a path_arr
+  path_str2arr VYATTA_EDIT_LEVEL path_arr
+  local path_str="${path_arr[*]}"
+  set_config_ps1 "$path_str"
+}
+
 really_exit()
 {
   sudo umount $VYATTA_TEMP_CONFIG_DIR
-- 
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