diff --git a/git-submodule.sh b/git-submodule.sh
index 664f21721cb876eed7da167744066d834521c825..383dc451191fef4e078e9f46aaf3fdb3190ebc9a 100755 (executable)
--- a/git-submodule.sh
+++ b/git-submodule.sh
test $summary_limit = 0 && return
- if rev=$(git rev-parse -q --verify "$1^0")
+ if rev=$(git rev-parse -q --verify --default HEAD ${1+"$1"})
then
head=$rev
- shift
+ test $# = 0 || shift
+ elif test -z "$1" -o "$1" = "HEAD"
+ then
+ return
else
- head=HEAD
+ head="HEAD"
fi
if [ -n "$files" ]