printf "(unknown)")"
up=`git rev-parse --abbrev-ref @{u} 2>/dev/null`
- if [ -n "$up" ]; then
+ if [ -n "$up" -a "$up" != "@{u}" ]; then
local left right
- set -- `git rev-list --count --left-right @{u}...@`
+ set -- `git rev-list --count --left-right @{u}...HEAD`
left=$1
right=$2
if [ "$left" -gt 0 -o "$right" -gt 0 ]; then