1 /* 2 * Copyright (c) 1981, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * %sccs.include.redist.c% 6 */ 7 8 #ifndef lint 9 static char sccsid[] = "@(#)delwin.c 8.2 (Berkeley) 05/04/94"; 10 #endif /* not lint */ 11 12 #include <stdlib.h> 13 14 #include "curses.h" 15 16 /* 17 * delwin -- 18 * Delete a window and release it back to the system. 19 */ 20 int 21 delwin(win) 22 register WINDOW *win; 23 { 24 25 register WINDOW *wp, *np; 26 27 if (win->orig == NULL) { 28 /* 29 * If we are the original window, delete the space for all 30 * the subwindows, the line space and the window space. 31 */ 32 free(win->lspace); 33 free(win->wspace); 34 free(win->lines); 35 wp = win->nextp; 36 while (wp != win) { 37 np = wp->nextp; 38 delwin(wp); 39 wp = np; 40 } 41 } else { 42 /* 43 * If we are a subwindow, take ourselves out of the list. 44 * NOTE: if we are a subwindow, the minimum list is orig 45 * followed by this subwindow, so there are always at least 46 * two windows in the list. 47 */ 48 for (wp = win->nextp; wp->nextp != win; wp = wp->nextp) 49 continue; 50 wp->nextp = win->nextp; 51 } 52 free(win); 53 return (OK); 54 } 55