static int index_output_cb(const struct option *opt, const char *arg,
int unset)
{
+ BUG_ON_OPT_NEG(unset);
set_alternate_index_output(arg);
return 0;
}
struct dir_struct *dir;
struct unpack_trees_options *opts;
+ BUG_ON_OPT_NEG(unset);
+
opts = (struct unpack_trees_options *)opt->value;
if (opts->dir)