NetBSD/usr.bin/window/wwunframe.c

/*	$NetBSD: wwunframe.c,v 1.7 2003/08/07 11:17:46 agc Exp $	*/

/*
 * Copyright (c) 1983, 1993
 *	The 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, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. 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 BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#include <sys/cdefs.h>
#ifndef lint
#if 0
static char sccsid[] = "@(#)wwunframe.c	8.1 (Berkeley) 6/6/93";
#else
__RCSID("$NetBSD: wwunframe.c,v 1.7 2003/08/07 11:17:46 agc Exp $");
#endif
#endif /* not lint */

#include "ww.h"

void
wwunframe(struct ww *w)
{
	int i;

	for (i = w->ww_i.t; i < w->ww_i.b; i++) {
		int j;
		char *win = w->ww_win[i];
		char *fmap = w->ww_fmap ? w->ww_fmap[i] : 0;
		unsigned char *smap = wwsmap[i];
		union ww_char *ns = wwns[i];
		int nchanged = 0;

		for (j = w->ww_i.l; j < w->ww_i.r; j++) {
			if (win[j] & WWM_GLS)
				continue;
			win[j] |= WWM_GLS;
			if (fmap != 0)
				fmap[j] = 0;
			if (smap[j] == w->ww_index) {
				smap[j] = WWX_NOBODY;
				ns[j].c_w = ' ';
				nchanged++;
			}
		}
		if (nchanged > 0)
			wwtouched[i] |= WWU_TOUCHED;
		w->ww_nvis[i] = 0;
	}

	if (w->ww_forw != &wwhead)
		wwdelete1(w->ww_forw,
			w->ww_i.t, w->ww_i.b, w->ww_i.l, w->ww_i.r);
}