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      1  1.18      rin /*	$NetBSD: overlay.c,v 1.18 2021/09/06 07:03:50 rin Exp $	*/
      2   1.8    mikel 
      3   1.1      cgd /*
      4   1.7      cgd  * Copyright (c) 1981, 1993, 1994
      5   1.5      cgd  *	The Regents of the University of California.  All rights reserved.
      6   1.1      cgd  *
      7   1.1      cgd  * Redistribution and use in source and binary forms, with or without
      8   1.1      cgd  * modification, are permitted provided that the following conditions
      9   1.1      cgd  * are met:
     10   1.1      cgd  * 1. Redistributions of source code must retain the above copyright
     11   1.1      cgd  *    notice, this list of conditions and the following disclaimer.
     12   1.1      cgd  * 2. Redistributions in binary form must reproduce the above copyright
     13   1.1      cgd  *    notice, this list of conditions and the following disclaimer in the
     14   1.1      cgd  *    documentation and/or other materials provided with the distribution.
     15  1.15      agc  * 3. Neither the name of the University nor the names of its contributors
     16   1.1      cgd  *    may be used to endorse or promote products derived from this software
     17   1.1      cgd  *    without specific prior written permission.
     18   1.1      cgd  *
     19   1.1      cgd  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     20   1.1      cgd  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21   1.1      cgd  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22   1.1      cgd  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     23   1.1      cgd  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24   1.1      cgd  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25   1.1      cgd  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26   1.1      cgd  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27   1.1      cgd  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28   1.1      cgd  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29   1.1      cgd  * SUCH DAMAGE.
     30   1.1      cgd  */
     31   1.1      cgd 
     32   1.8    mikel #include <sys/cdefs.h>
     33   1.1      cgd #ifndef lint
     34   1.8    mikel #if 0
     35   1.7      cgd static char sccsid[] = "@(#)overlay.c	8.2 (Berkeley) 5/4/94";
     36   1.8    mikel #else
     37  1.18      rin __RCSID("$NetBSD: overlay.c,v 1.18 2021/09/06 07:03:50 rin Exp $");
     38   1.8    mikel #endif
     39  1.10      mrg #endif				/* not lint */
     40   1.1      cgd 
     41   1.4  mycroft #include <ctype.h>
     42   1.7      cgd 
     43   1.7      cgd #include "curses.h"
     44  1.11    blymn #include "curses_private.h"
     45   1.1      cgd 
     46   1.1      cgd /*
     47   1.4  mycroft  * overlay --
     48   1.4  mycroft  *	Writes win1 on win2 non-destructively.
     49   1.1      cgd  */
     50   1.4  mycroft int
     51  1.12    blymn overlay(const WINDOW *win1, WINDOW *win2)
     52   1.4  mycroft {
     53   1.1      cgd 
     54  1.17      jdc 	__CTRACE(__CTRACE_WINDOW, "overlay: (%p, %p);\n", win1, win2);
     55  1.16      dsl 	return copywin(win1, win2,
     56  1.16      dsl 			win2->begy - win1->begy, win2->begx - win1->begx,
     57  1.16      dsl 			0, 0, win2->maxy - 1, win2->maxx - 1, TRUE);
     58   1.1      cgd }
     59