@@ -10,6 +10,10 @@

 # - ``GLANCE_HOSTPORT``

 #

+# ensure we don't re-source this in the same environment

+[[ -z "$_DEVSTACK_FUNCTIONS" ]] || return 0

+declare -r _DEVSTACK_FUNCTIONS=1

+

 # Include the common functions

 FUNC_DIR=$(cd $(dirname "${BASH_SOURCE:-$0}") && pwd)

 source ${FUNC_DIR}/functions-common

@@ -36,6 +36,10 @@

 XTRACE=$(set +o | grep xtrace)

 set +o xtrace

+# ensure we don't re-source this in the same environment

+[[ -z "$_DEVSTACK_FUNCTIONS_COMMON" ]] || return 0

+declare -r _DEVSTACK_FUNCTIONS_COMMON=1

+

 # Global Config Variables

 declare -A GITREPO

 declare -A GITBRANCH