lib/curses/windel.c

   1 /****************************************************************/
   2 /* Delwin() routine of the PCcurses package.                    */
   3 /*                                                              */
   4 /****************************************************************/
   5 /* This version of curses is based on ncurses, a curses version */
   6 /* Originally written by Pavel Curtis at Cornell University.    */
   7 /* I have made substantial changes to make it run on IBM PC's,  */
   8 /* And therefore consider myself free to make it public domain. */
   9 /*              Bjorn Larsson (...mcvax!enea!infovax!bl)        */
  10 /****************************************************************/
  11 /* 1.0: Release:                                        870515  */
  12 /****************************************************************/
  13 /* Modified to run under the MINIX operating system by Don Cope */
  14 /* These changes are also released into the public domain.      */
  15 /*                                                      900906  */
  16 /****************************************************************/
  17
  18 #include <stdlib.h>
  19 #include <curses.h>
  20 #include "curspriv.h"
  21
  22 /****************************************************************/
  23 /* Delwin() deallocates all data allocated by 'win'. If 'win'   */
  24 /* Is a subwindow, it uses the original window's lines for sto- */
  25 /* Rage, and thus the line arrays are not deallocated.          */
  26 /****************************************************************/
  27
  28 void delwin(win)
  29 WINDOW *win;
  30 {
  31   int i;
  32
  33   if (!(win->_flags & _SUBWIN)) {       /* subwindow uses 'parent's' lines */
  34         for (i = 0; i <= win->_maxy && win->_line[i]; i++)
  35                 free(win->_line[i]);
  36   }
  37   free(win->_minchng);
  38   free(win->_maxchng);
  39   free(win->_line);
  40   free(win);
  41 }                               /* delwin */