/* $NetBSD: wwmisc.c,v 1.6 2002/06/14 01:07:00 wiz 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. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. 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 #ifndef lint #if 0 static char sccsid[] = "@(#)wwmisc.c 8.1 (Berkeley) 6/6/93"; #else __RCSID("$NetBSD: wwmisc.c,v 1.6 2002/06/14 01:07:00 wiz Exp $"); #endif #endif /* not lint */ #include "ww.h" #include "tt.h" #include "char.h" /* * Sufficient but not necessary test for total visibility. */ int wwvisible(struct ww *w) { int i; int nvis = 0; for (i = w->ww_i.t; i < w->ww_i.b; i++) nvis += w->ww_nvis[i]; if (ISSET(w->ww_wflags, WWW_HASCURSOR) && w->ww_cur.r >= w->ww_i.t && w->ww_cur.r < w->ww_i.b && w->ww_cur.c >= w->ww_i.l && w->ww_cur.c < w->ww_i.r && wwsmap[w->ww_cur.r][w->ww_cur.c] == w->ww_index) nvis++; return nvis == w->ww_i.nr * w->ww_i.nc; } void wwbell(void) { ttputc(ctrl('g')); }