1 /* 2 * Copyright (c) 1981, 1993 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 8.1 (Berkeley) 06/04/93"; 10 #endif /* not lint */ 11 12 #include <curses.h> 13 #include <stdlib.h> 14 15 /* 16 * delwin -- 17 * Delete a window and release it back to the system. 18 */ 19 int 20 delwin(win) 21 register WINDOW *win; 22 { 23 24 register WINDOW *wp, *np; 25 26 if (win->orig == NULL) { 27 /* 28 * If we are the original window, delete the space for all 29 * the subwindows, the line space and the window space. 30 */ 31 free(win->lspace); 32 free(win->wspace); 33 free(win->lines); 34 wp = win->nextp; 35 while (wp != win) { 36 np = wp->nextp; 37 delwin(wp); 38 wp = np; 39 } 40 } else { 41 /* 42 * If we are a subwindow, take ourselves out of the list. 43 * NOTE: if we are a subwindow, the minimum list is orig 44 * followed by this subwindow, so there are always at least 45 * two windows in the list. 46 */ 47 for (wp = win->nextp; wp->nextp != win; wp = wp->nextp) 48 continue; 49 wp->nextp = win->nextp; 50 } 51 free(win); 52 return (OK); 53 } 54