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- /*
- * Copyright (c) 1981 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
- static char sccsid[] = "@(#)id_subwins.c 5.3 (Berkeley) 6/30/88";
- #endif /* not lint */
-
- # include "curses.ext"
-
- /*
- * _id_subwins:
- * Re-sync the pointers to _y for all the subwindows.
- *
- */
- void _id_subwins(orig)
- register WINDOW *orig;
- {
- register WINDOW *win;
- register int realy;
- register int y, oy;
-
- realy = orig->_begy + orig->_cury;
- for (win = orig->_nextp; win != orig; win = win->_nextp) {
- /*
- * If the window ends before our current position,
- * don't need to do anything.
- */
- if (win->_begy + win->_maxy <= realy)
- continue;
-
- oy = orig->_cury;
- for (y = realy - win->_begy; y < win->_maxy; y++, oy++)
- win->_y[y] = &orig->_y[oy][win->_ch_off];
- }
- }
-