4.3BSD-Reno/src/usr.bin/window/wwunframe.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[] = "@(#)wwunframe.c	3.20 (Berkeley) 6/6/90";
#endif /* not lint */

#include "ww.h"

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

	for (i = w->ww_i.t; i < w->ww_i.b; i++) {
		register j;
		register char *win = w->ww_win[i];
		register char *fmap = w->ww_fmap ? w->ww_fmap[i] : 0;
		register char *smap = wwsmap[i];
		register 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);
}