2N/A/*
2N/A * CDDL HEADER START
2N/A *
2N/A * The contents of this file are subject to the terms of the
2N/A * Common Development and Distribution License, Version 1.0 only
2N/A * (the "License"). You may not use this file except in compliance
2N/A * with the License.
2N/A *
2N/A * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
2N/A * or http://www.opensolaris.org/os/licensing.
2N/A * See the License for the specific language governing permissions
2N/A * and limitations under the License.
2N/A *
2N/A * When distributing Covered Code, include this CDDL HEADER in each
2N/A * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
2N/A * If applicable, add the following below this CDDL HEADER, with the
2N/A * fields enclosed by brackets "[]" replaced with your own identifying
2N/A * information: Portions Copyright [yyyy] [name of copyright owner]
2N/A *
2N/A * CDDL HEADER END
2N/A */
2N/A/*
2N/A * Copyright 1997 Sun Microsystems, Inc. All rights reserved.
2N/A * Use is subject to license terms.
2N/A */
2N/A
2N/A/* Copyright (c) 1988 AT&T */
2N/A/* All Rights Reserved */
2N/A
2N/A/*
2N/A * University Copyright- Copyright (c) 1982, 1986, 1988
2N/A * The Regents of the University of California
2N/A * All Rights Reserved
2N/A *
2N/A * University Acknowledgment- Portions of this document are derived from
2N/A * software developed by the University of California, Berkeley, and its
2N/A * contributors.
2N/A */
2N/A
2N/A#pragma ident "%Z%%M% %I% %E% SMI"
2N/A
2N/A/*LINTLIBRARY*/
2N/A
2N/A#include <sys/types.h>
2N/A#include "curses_inc.h"
2N/A
2N/A/*
2N/A * This routine performs a delete-char on the line,
2N/A * leaving (_cury, _curx) unchanged.
2N/A */
2N/A
2N/Aint
2N/Awdelch(WINDOW *win)
2N/A{
2N/A chtype *temp1, *temp2;
2N/A chtype *end;
2N/A int cury = win->_cury;
2N/A short curx = win->_curx;
2N/A chtype *cp;
2N/A int s;
2N/A
2N/A end = &win->_y[cury][win->_maxx - 1];
2N/A temp2 = &win->_y[cury][curx + 1];
2N/A temp1 = temp2 - 1;
2N/A
2N/A s = 1;
2N/A win->_nbyte = -1;
2N/A if (_scrmax > 1) {
2N/A if (ISMBIT(*temp1)) {
2N/A win->_insmode = TRUE;
2N/A if (_mbvalid(win) == ERR)
2N/A return (ERR);
2N/A curx = win->_curx;
2N/A temp1 = &win->_y[cury][curx];
2N/A }
2N/A if (ISMBIT(*end)) {
2N/A for (cp = end; cp >= temp1; --cp)
2N/A if (!ISCBIT(*cp))
2N/A break;
2N/A if (cp + _curs_scrwidth[TYPE(*cp)] > end+1)
2N/A end = cp - 1;
2N/A }
2N/A if (ISMBIT(*temp1))
2N/A s = _curs_scrwidth[TYPE(RBYTE(*temp1))];
2N/A end -= s - 1;
2N/A temp2 = &win->_y[cury][curx+s];
2N/A }
2N/A
2N/A while (temp1 < end)
2N/A *temp1++ = *temp2++;
2N/A
2N/A while (s--)
2N/A *temp1++ = win->_bkgd;
2N/A
2N/A#ifdef _VR3_COMPAT_CODE
2N/A if (_y16update)
2N/A (*_y16update)(win, 1, win->_maxx - curx, cury, curx);
2N/A#endif /* _VR3_COMPAT_CODE */
2N/A
2N/A win->_lastch[cury] = win->_maxx - 1;
2N/A if (win->_firstch[cury] > curx)
2N/A win->_firstch[cury] = curx;
2N/A
2N/A win->_flags |= _WINCHANGED;
2N/A
2N/A if (win->_sync)
2N/A wsyncup(win);
2N/A
2N/A return (win->_immed ? wrefresh(win) : OK);
2N/A}