const unsigned char a[20], const unsigned char b[20], int search);
int find_unpushed_submodules(struct sha1_array *commits, const char *remotes_name,
struct string_list *needs_pushing);
-int push_unpushed_submodules(struct sha1_array *commits, const char *remotes_name);
+extern int push_unpushed_submodules(struct sha1_array *commits,
+ const char *remotes_name,
+ int dry_run);
void connect_work_tree_and_git_dir(const char *work_tree, const char *git_dir);
int parallel_submodules(void);