Function show_stats

diff.c:2953–3219

}

static void show_stats(struct diffstat_t *data, struct diff_options *options)
{
	int i, len, add, del, adds = 0, dels = 0;
	uintmax_t max_change = 0, max_len = 0;
	int total_files = data->nr, count;
	int width, name_width, graph_width, number_width = 0, bin_width = 0;
	const char *reset, *add_c, *del_c;
	int extra_shown = 0;
	const char *line_prefix = diff_line_prefix(options);
	struct strbuf out = STRBUF_INIT;

	if (data->nr == 0)
		return;

	count = options->stat_count ? options->stat_count : data->nr;

	reset = diff_get_color_opt(options, DIFF_RESET);
	add_c = diff_get_color_opt(options, DIFF_FILE_NEW);
	del_c = diff_get_color_opt(options, DIFF_FILE_OLD);

	/*
	 * Find the longest filename and max number of changes
	 */
	for (i = 0; (i < count) && (i < data->nr); i++) {
		struct diffstat_file *file = data->files[i];
		uintmax_t change = file->added + file->deleted;

		if (!file->is_interesting && (change == 0)) {
			count++; /* not shown == room for one more */
			continue;
		}
		fill_print_name(file);
		len = utf8_strwidth(file->print_name);
		if (max_len < len)
			max_len = len;

		if (file->is_unmerged) {
			/* "Unmerged" is 8 characters */
			bin_width = bin_width < 8 ? 8 : bin_width;
			continue;
		}
		if (file->is_binary) {
			/* "Bin XXX -> YYY bytes" */
			int w = 14 + decimal_width(file->added)
				+ decimal_width(file->deleted);
			bin_width = bin_width < w ? w : bin_width;
			/* Display change counts aligned with "Bin" */
			number_width = 3;
			continue;
		}

		if (max_change < change)
			max_change = change;
	}
	count = i; /* where we can stop scanning in data->files[] */

	/*
	 * We have width = stat_width or term_columns() columns total minus the