get_ref_dir(): return early if directory cannot be read

diff --git a/submodule.h b/submodule.h
index fd58690453f75b9ac8151a33b07997f0d18e03ac..e105b0ebe6c06a03af7f82bdfbc9beb66377544f 100644 (file)
--- a/submodule.h
+++ b/submodule.h
@@ -13,7 +13,7 @@ enum {
 void set_diffopt_flags_from_submodule_config(struct diff_options *diffopt,
                const char *path);
 int submodule_config(const char *var, const char *value, void *cb);
-void gitmodules_config();
+void gitmodules_config(void);
 int parse_submodule_config_option(const char *var, const char *value);
 void handle_ignore_submodules_arg(struct diff_options *diffopt, const char *);
 int parse_fetch_recurse_submodules_arg(const char *opt, const char *arg);
@@ -31,5 +31,6 @@ int merge_submodule(unsigned char result[20], const char *path, const unsigned c
                    const unsigned char a[20], const unsigned char b[20], int search);
 int find_unpushed_submodules(unsigned char new_sha1[20], const char *remotes_name,
                struct string_list *needs_pushing);
+int push_unpushed_submodules(unsigned char new_sha1[20], const char *remotes_name);
 
 #endif