Fix signature of fcntl() compatibility dummy

diff --git a/git-submodule.sh b/git-submodule.sh
index 77d223292c5b167a8a33b04b10b46426b68e0576..383dc451191fef4e078e9f46aaf3fdb3190ebc9a 100755 (executable)
--- a/git-submodule.sh
+++ b/git-submodule.sh
@@ -553,12 +553,15 @@ cmd_summary() {
 
        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 "$files" ]
@@ -688,7 +691,11 @@ cmd_summary() {
                echo
        done |
        if test -n "$for_status"; then
-               echo "# Modified submodules:"
+               if [ -n "$files" ]; then
+                       echo "# Submodules changed but not updated:"
+               else
+                       echo "# Submodule changes to be committed:"
+               fi
                echo "#"
                sed -e 's|^|# |' -e 's|^# $|#|'
        else