Function print_aligned_text

src/fe_utils/print.c:564–1152

* Print pretty boxes around cells. */

 *	Print pretty boxes around cells.
 */
static void
print_aligned_text(const printTableContent *cont, FILE *fout, bool is_pager)
{
	bool		opt_tuples_only = cont->opt->tuples_only;
	int			encoding = cont->opt->encoding;
	unsigned short opt_border = cont->opt->border;
	const printTextFormat *format = get_line_style(cont->opt);
	const printTextLineFormat *dformat = &format->lrule[PRINT_RULE_DATA];

	unsigned int col_count = 0,
				cell_count = 0;

	unsigned int i,
				j;

	unsigned int *width_header,
			   *max_width,
			   *width_wrap,
			   *width_average;
	unsigned int *max_nl_lines, /* value split by newlines */
			   *curr_nl_line,
			   *max_bytes;
	unsigned char **format_buf;
	unsigned int width_total;
	unsigned int total_header_width;
	unsigned int extra_row_output_lines = 0;
	unsigned int extra_output_lines = 0;

	const char *const *ptr;

	struct lineptr **col_lineptrs;	/* pointers to line pointer per column */

	bool	   *header_done;	/* Have all header lines been output? */
	int		   *bytes_output;	/* Bytes output for column value */
	printTextLineWrap *wrap;	/* Wrap status for each column */
	int			output_columns = 0; /* Width of interactive console */
	bool		is_local_pager = false;

	if (cancel_pressed)
		return;

	if (opt_border > 2)
		opt_border = 2;

	if (cont->ncolumns > 0)
	{
		col_count = cont->ncolumns;
		width_header = pg_malloc0(col_count * sizeof(*width_header));
		width_average = pg_malloc0(col_count * sizeof(*width_average));
		max_width = pg_malloc0(col_count * sizeof(*max_width));
		width_wrap = pg_malloc0(col_count * sizeof(*width_wrap));
		max_nl_lines = pg_malloc0(col_count * sizeof(*max_nl_lines));
		curr_nl_line = pg_malloc0(col_count * sizeof(*curr_nl_line));
		col_lineptrs = pg_malloc0(col_count * sizeof(*col_lineptrs));
		max_bytes = pg_malloc0(col_count * sizeof(*max_bytes));
		format_buf = pg_malloc0(col_count * sizeof(*format_buf));
		header_done = pg_malloc0(col_count * sizeof(*header_done));
		bytes_output = pg_malloc0(col_count * sizeof(*bytes_output));