submodule-config: make 'config_from_gitmodules' private

diff --git a/submodule.h b/submodule.h
index a2871d0312c6a3b0afa515a9d8c80a01ffc9e0d0..7856b8a0b3d676cde20095f69a4d000d8cf38615 100644 (file)
--- a/submodule.h
+++ b/submodule.h
@@ -92,7 +92,10 @@ extern int bad_to_remove_submodule(const char *path, unsigned flags);
 
 int add_submodule_odb(const char *path);
 
-/* Checks if there are submodule changes in a..b. */
+/*
+ * Checks if there are submodule changes in a..b. If a is the null OID,
+ * checks b and all its ancestors instead.
+ */
 extern int submodule_touches_in_range(struct object_id *a,
                                      struct object_id *b);
 extern int find_unpushed_submodules(struct oid_array *commits,