4.3BSD-Reno/src/usr.bin/window/wwflush.c

/*
 * Copyright (c) 1983 Regents of the University of California.
 * All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Edward Wang at The University of California, Berkeley.
 *
 * Redistribution and use in source and binary forms are permitted provided
 * that: (1) source distributions retain this entire copyright notice and
 * comment, and (2) distributions including binaries display the following
 * acknowledgement:  ``This product includes software developed by the
 * University of California, Berkeley and its contributors'' in the
 * documentation or other materials provided with the distribution and in
 * all advertising materials mentioning features or use of this software.
 * Neither the name of the University nor the names of its contributors may
 * be used to endorse or promote products derived from this software without
 * specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

#ifndef lint
static char sccsid[] = "@(#)wwflush.c	3.12 (Berkeley) 6/6/90";
#endif /* not lint */

#include "ww.h"
#include "tt.h"

wwflush()
{
	register row, col;

	if ((row = wwcursorrow) < 0)
		row = 0;
	else if (row >= wwnrow)
		row = wwnrow - 1;
	if ((col = wwcursorcol) < 0)
		col = 0;
	else if (col >= wwncol)
		col = wwncol - 1;
	xxmove(row, col);
	xxflush(1);
}