OpenSolaris_b135/lib/libcurses/screen/wmove.c

/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 1997 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

/*	Copyright (c) 1988 AT&T	*/
/*	  All Rights Reserved	*/

/*
 * University Copyright- Copyright (c) 1982, 1986, 1988
 * The Regents of the University of California
 * All Rights Reserved
 *
 * University Acknowledgment- Portions of this document are derived from
 * software developed by the University of California, Berkeley, and its
 * contributors.
 */

#pragma ident	"%Z%%M%	%I%	%E% SMI"

/*LINTLIBRARY*/

#include	<sys/types.h>
#include	"curses_inc.h"

/* This routine moves the cursor to the given point */

int
wmove(WINDOW *win, int y, int x)
{
#ifdef	DEBUG
	if (outf) {
		fprintf(outf, "MOVE to win ");
		if (win == stdscr)
			fprintf(outf, "stdscr ");
		else
			fprintf(outf, "%o ", win);
		fprintf(outf, "(%d, %d)\n", y, x);
	}
#endif	/* DEBUG */
	if (x < 0 || y < 0 || x >= win->_maxx || y >= win->_maxy)
		return (ERR);

	if (y != win->_cury || x != win->_curx)
		win->_nbyte = -1;

	/* LINTED */
	win->_curx = (short) x;
	/* LINTED */
	win->_cury = (short) y;
	win->_flags |= _WINMOVED;
	return (win->_immed ? wrefresh(win) : OK);
}