trailer: have function to describe trailer layout

diff --git a/diff.c b/diff.c
index 4c09314cc7970788382a01c6ff839563d4563241..8981477c436dd11d97714f0ad7e1b9363e328798 100644 (file)
--- a/diff.c
+++ b/diff.c
@@ -3987,6 +3987,10 @@ int diff_opt_parse(struct diff_options *options,
                return parse_submodule_opt(options, arg);
        else if (skip_prefix(arg, "--ws-error-highlight=", &arg))
                return parse_ws_error_highlight_opt(options, arg);
+       else if (!strcmp(arg, "--ita-invisible-in-index"))
+               options->ita_invisible_in_index = 1;
+       else if (!strcmp(arg, "--ita-visible-in-index"))
+               options->ita_invisible_in_index = 0;
 
        /* misc options */
        else if (!strcmp(arg, "-z"))