From b1124b5c2949182d047bf1ee9f55e88177e3bb1a Mon Sep 17 00:00:00 2001
From: CyberLeo <cyberleo@cyberleo.net>
Date: Wed, 4 Jul 2012 19:58:30 -0500
Subject: [PATCH] Avoid unsetting needed variables during recursive inclusion

---
 bash-config/common | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/bash-config/common b/bash-config/common
index a0e9c45..1ddb2f0 100644
--- a/bash-config/common
+++ b/bash-config/common
@@ -4,6 +4,7 @@
 if [ -z "${__BASH_CONFIG_LOADED}" ] || echo "${__BASH_CONFIG_LOADED}" | grep -qv " ${_self} "
 then
   __BASH_CONFIG_LOADED="${__BASH_CONFIG_LOADED} ${_self} "
+  __BASH_CONFIG_DEPTH=$(( ${__BASH_CONFIG_DEPTH:-0} + 1 ))
 
   # Interactive shell?
   _i() { [[ $- == *i* ]]; return $?; }
@@ -19,5 +20,6 @@ then
     done | sed -e 's/^/source /; s/$/;/'
   )"
 
-  unset _base _self _i
+  __BASH_CONFIG_DEPTH=$(( ${__BASH_CONFIG_DEPTH} - 1 ))
+  [ "${__BASH_CONFIG_DEPTH}" -gt 0 ] || unset _base _self _i __BASH_CONFIG_DEPTH
 fi
-- 
2.42.0