travis-ci: check that all build artifacts are .gitignore-d

diff --git a/submodule.c b/submodule.c
index da2b4848791382b30147cd8fe921996cfb8a92a7..6531c5d6094e47b251e69ce741699abfee7a64df 100644 (file)
--- a/submodule.c
+++ b/submodule.c
@@ -1138,6 +1138,32 @@ static void calculate_changed_submodule_paths(void)
        initialized_fetch_ref_tips = 0;
 }
 
+int submodule_touches_in_range(struct object_id *excl_oid,
+                              struct object_id *incl_oid)
+{
+       struct string_list subs = STRING_LIST_INIT_DUP;
+       struct argv_array args = ARGV_ARRAY_INIT;
+       int ret;
+
+       gitmodules_config();
+       /* No need to check if there are no submodules configured */
+       if (!submodule_from_path(NULL, NULL))
+               return 0;
+
+       argv_array_push(&args, "--"); /* args[0] program name */
+       argv_array_push(&args, oid_to_hex(incl_oid));
+       argv_array_push(&args, "--not");
+       argv_array_push(&args, oid_to_hex(excl_oid));
+
+       collect_changed_submodules(&subs, &args);
+       ret = subs.nr;
+
+       argv_array_clear(&args);
+
+       free_submodules_oids(&subs);
+       return ret;
+}
+
 struct submodule_parallel_fetch {
        int count;
        struct argv_array args;