Ovirt devel - Oct 2009 - [PATCH] inhibit error when sourced by a login shell

if $0 is -bash, basename croaks and spits an annoying error.
---
 scripts/ovirt-functions |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/scripts/ovirt-functions b/scripts/ovirt-functions
index e89898d..d25e6a2 100755
--- a/scripts/ovirt-functions
+++ b/scripts/ovirt-functions
@@ -605,7 +605,7 @@ chkconfig_persist() {
 # execute a function if called as a script, e.g.
 #   ovirt-functions ovirt_store_config /etc/hosts
 
-if [ "$(basename "$0")" = "ovirt-functions" ];
then
+if [ "$(basename -- "$0")" = "ovirt-functions" ];
then
     "$@"
 fi
 
-- 
1.6.2.5