4.3BSD - /usr/src/ucb/window/wwmisc.c

   1: #ifndef lint
   2: static char sccsid[] = "@(#)wwmisc.c	3.9 4/24/85";
   3: #endif
   4: 
   5: /*
   6:  * Copyright (c) 1983 Regents of the University of California,
   7:  * All rights reserved.  Redistribution permitted subject to
   8:  * the terms of the Berkeley Software License Agreement.
   9:  */
  10: 
  11: #include "ww.h"
  12: #include "tt.h"
  13: #include "char.h"
  14: 
  15: /*
  16:  * Sufficient but not necessary test for total visibility.
  17:  */
  18: wwvisible(w)
  19: register struct ww *w;
  20: {
  21:     register i;
  22:     register nvis = 0;
  23: 
  24:     for (i = w->ww_i.t; i < w->ww_i.b; i++)
  25:         nvis += w->ww_nvis[i];
  26:     if (w->ww_hascursor
  27:         && w->ww_cur.r >= w->ww_i.t && w->ww_cur.r < w->ww_i.b
  28:         && w->ww_cur.c >= w->ww_i.l && w->ww_cur.c < w->ww_i.r
  29:         && wwsmap[w->ww_cur.r][w->ww_cur.c] == w->ww_index)
  30:         nvis++;
  31:     return nvis == w->ww_i.nr * w->ww_i.nc;
  32: }
  33: 
  34: wwbell()
  35: {
  36:     ttputc(ctrl(g));
  37: }

Defined functions

Defined variables