checkout: allow dwim for branch creation for "git checkout $branch --"

diff --git a/git-submodule.sh b/git-submodule.sh
index 204bc78a9fdffcd11c397a85f94636bb17529b91..48bdf843244503df247e0dbdef3c5541cd9eb48e 100755 (executable)
--- a/git-submodule.sh
+++ b/git-submodule.sh
@@ -113,7 +113,7 @@ resolve_relative_url ()
 module_list()
 {
        (
-               git ls-files --error-unmatch --stage -- "$@" ||
+               git ls-files -z --error-unmatch --stage -- "$@" ||
                echo "unmatched pathspec exists"
        ) |
        perl -e '
@@ -121,6 +121,7 @@ module_list()
        my ($null_sha1) = ("0" x 40);
        my @out = ();
        my $unmatched = 0;
+       $/ = "\0";
        while (<STDIN>) {
                if (/^unmatched pathspec/) {
                        $unmatched = 1;
@@ -267,6 +268,11 @@ module_clone()
        (clear_local_git_env; cd "$sm_path" && GIT_WORK_TREE=. git config core.worktree "$rel/$b")
 }
 
+isnumber()
+{
+       n=$(($1 + 0)) 2>/dev/null && test "$n" = "$1"
+}
+
 #
 # Add a new submodule to the working tree, .gitmodules and the index
 #
@@ -601,10 +607,12 @@ cmd_deinit()
 
                        if test -z "$force"
                        then
-                               git rm -n "$sm_path" ||
+                               git rm -qn "$sm_path" ||
                                die "$(eval_gettext "Submodule work tree '\$sm_path' contains local modifications; use '-f' to discard them")"
                        fi
-                       rm -rf "$sm_path" || say "$(eval_gettext "Could not remove submodule work tree '\$sm_path'")"
+                       rm -rf "$sm_path" &&
+                       say "$(eval_gettext "Cleared directory '\$sm_path'")" ||
+                       say "$(eval_gettext "Could not remove submodule work tree '\$sm_path'")"
                fi
 
                mkdir "$sm_path" || say "$(eval_gettext "Could not create empty submodule directory '\$sm_path'")"
@@ -889,14 +897,14 @@ cmd_summary() {
                        for_status="$1"
                        ;;
                -n|--summary-limit)
-                       if summary_limit=$(($2 + 0)) 2>/dev/null && test "$summary_limit" = "$2"
-                       then
-                               :
-                       else
-                               usage
-                       fi
+                       summary_limit="$2"
+                       isnumber "$summary_limit" || usage
                        shift
                        ;;
+               --summary-limit=*)
+                       summary_limit="${1#--summary-limit=}"
+                       isnumber "$summary_limit" || usage
+                       ;;
                --)
                        shift
                        break