Re: [PATCH] Teach git-diff{,-files} the new option `--no-index`

> +int run_diff_files(struct rev_info *revs, int argc, const char **argv)
>  {
>  	int entries, i;
> +	int diff_unmerged_stage;
> +	int silent_on_removed;
> +
> +	if (handle_diff_files_args(revs, argc, argv, &silent_on_removed))
> +		return -1;
> +
> +	diff_unmerged_stage = revs->max_count;
> +
> +	if (revs->max_count == -2) {
> +		if (revs->diffopt.nr_paths != 2)
> +			return error("need two files/directories with --no-index");
> +		queue_diff(&revs->diffopt, revs->diffopt.paths[0],
> +				revs->diffopt.paths[1]);
> +		diffcore_std(&revs->diffopt);
> +		diff_flush(&revs->diffopt);
> +		return 0;
> +	}