1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate * Copyright 2001 Sun Microsystems, Inc. All rights reserved.
3*0Sstevel@tonic-gate * Use is subject to license terms.
4*0Sstevel@tonic-gate */
5*0Sstevel@tonic-gate
6*0Sstevel@tonic-gate /* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */
7*0Sstevel@tonic-gate /* All Rights Reserved */
8*0Sstevel@tonic-gate
9*0Sstevel@tonic-gate /*
10*0Sstevel@tonic-gate * Copyright (c) 1980 Regents of the University of California.
11*0Sstevel@tonic-gate * All rights reserved. The Berkeley software License Agreement
12*0Sstevel@tonic-gate * specifies the terms and conditions for redistribution.
13*0Sstevel@tonic-gate */
14*0Sstevel@tonic-gate
15*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI"
16*0Sstevel@tonic-gate
17*0Sstevel@tonic-gate /*LINTLIBRARY*/
18*0Sstevel@tonic-gate
19*0Sstevel@tonic-gate #ifndef lint
20*0Sstevel@tonic-gate static char
21*0Sstevel@tonic-gate sccsid[] = "@(#)delwin.c 1.6 88/02/08 SMI"; /* from UCB 5.1 85/06/07 */
22*0Sstevel@tonic-gate #endif /* not lint */
23*0Sstevel@tonic-gate
24*0Sstevel@tonic-gate #include "curses.ext"
25*0Sstevel@tonic-gate #include <malloc.h>
26*0Sstevel@tonic-gate
27*0Sstevel@tonic-gate /*
28*0Sstevel@tonic-gate * This routine deletes a window and releases it back to the system.
29*0Sstevel@tonic-gate */
30*0Sstevel@tonic-gate
31*0Sstevel@tonic-gate int
delwin(WINDOW * win)32*0Sstevel@tonic-gate delwin(WINDOW *win)
33*0Sstevel@tonic-gate {
34*0Sstevel@tonic-gate int i;
35*0Sstevel@tonic-gate WINDOW *wp, *np;
36*0Sstevel@tonic-gate
37*0Sstevel@tonic-gate if (win->_orig == NULL) {
38*0Sstevel@tonic-gate /*
39*0Sstevel@tonic-gate * If we are the original window, delete the space for
40*0Sstevel@tonic-gate * all the subwindows, and the array of space as well.
41*0Sstevel@tonic-gate */
42*0Sstevel@tonic-gate for (i = 0; i < win->_maxy && win->_y[i]; i++)
43*0Sstevel@tonic-gate free(win->_y[i]);
44*0Sstevel@tonic-gate free(win->_firstch);
45*0Sstevel@tonic-gate free(win->_lastch);
46*0Sstevel@tonic-gate wp = win->_nextp;
47*0Sstevel@tonic-gate while (wp != win) {
48*0Sstevel@tonic-gate np = wp->_nextp;
49*0Sstevel@tonic-gate (void) delwin(wp);
50*0Sstevel@tonic-gate wp = np;
51*0Sstevel@tonic-gate }
52*0Sstevel@tonic-gate } else {
53*0Sstevel@tonic-gate /*
54*0Sstevel@tonic-gate * If we are a subwindow, take ourselves out of the
55*0Sstevel@tonic-gate * list. NOTE: if we are a subwindow, the minimum list
56*0Sstevel@tonic-gate * is orig followed by this subwindow, so there are
57*0Sstevel@tonic-gate * always at least two windows in the list.
58*0Sstevel@tonic-gate */
59*0Sstevel@tonic-gate for (wp = win->_nextp; wp->_nextp != win; wp = wp->_nextp)
60*0Sstevel@tonic-gate continue;
61*0Sstevel@tonic-gate wp->_nextp = win->_nextp;
62*0Sstevel@tonic-gate }
63*0Sstevel@tonic-gate free(win->_y);
64*0Sstevel@tonic-gate free(win);
65*0Sstevel@tonic-gate
66*0Sstevel@tonic-gate return (OK);
67*0Sstevel@tonic-gate }
68