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[unix-history] / usr / src / usr.bin / window / wwmisc.c

diff --git a/usr/src/usr.bin/window/wwmisc.c b/usr/src/usr.bin/window/wwmisc.c
index 192bdc6..573dc35 100644 (file)
--- a/usr/src/usr.bin/window/wwmisc.c
+++ b/usr/src/usr.bin/window/wwmisc.c
@@ -1,36 +1,48 @@
+/*
+ * Copyright (c) 1983 Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that the above copyright notice and this paragraph are
+ * duplicated in all such forms and that any documentation,
+ * advertising materials, and other materials related to such
+ * distribution and use acknowledge that the software was developed
+ * by the University of California, Berkeley.  The name of the
+ * University may not 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 MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ */
+

 #ifndef lint
 #ifndef lint

-static char *sccsid = "@(#)wwmisc.c    1.5 83/07/20";
-#endif
+static char sccsid[] = "@(#)wwmisc.c   3.12 (Berkeley) %G%";
+#endif /* not lint */

 
 #include "ww.h"
 
 #include "ww.h"

+#include "tt.h"
+#include "char.h"

 
 

-struct ww *wwhead = 0;
-struct ww *curwin = 0;
-
-wwsetcurwin(wp)
-register struct ww *wp;
-{
-       curwin = wp;
-       Wfront(wp->ww_win);
-}
-
-wwhaschildren()
+/*
+ * Sufficient but not necessary test for total visibility.
+ */
+wwvisible(w)
+register struct ww *w;

 {
 {

-       register struct ww *wp;
+       register i;
+       register nvis = 0;

 
 

-       for (wp = wwhead; wp; wp = wp->ww_next)
-               if (wp->ww_state == WW_HASPROC)
-                       return 1;
-       return 0;
+       for (i = w->ww_i.t; i < w->ww_i.b; i++)
+               nvis += w->ww_nvis[i];
+       if (w->ww_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;

 }
 
 }
 

-struct ww *
-wwfind(id)
-register id;
+wwbell()

 {
 {

-       register struct ww *w;
-
-       for (w = wwhead; w && w->ww_ident != id; w = w->ww_next)
-               ;
-       return w;
+       ttputc(ctrl('g'));

 }
 }