usr/src/lib/libeti/menu/common/newmenu.c

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*      Copyright (c) 1988 AT&T */
  23 /*        All Rights Reserved   */
  24
  25
  26 /*
  27  * Copyright (c) 1997, by Sun Mircrosystems, Inc.
  28  * All rights reserved.
  29  */
  30
  31 #pragma ident   "%Z%%M% %I%     %E% SMI"        /* SVr4.0 1.7   */
  32
  33 /*LINTLIBRARY*/
  34
  35 #include <sys/types.h>
  36 #include <stdlib.h>
  37 #include "private.h"
  38
  39 MENU *
  40 new_menu(ITEM **items)
  41 {
  42         MENU *m;
  43
  44         if ((m = (MENU *) calloc(1, sizeof (MENU))) != (MENU *)0) {
  45                 *m = *Dfl_Menu;
  46                 Rows(m) = FRows(m);
  47                 Cols(m) = FCols(m);
  48                 if (items) {
  49                         if (*items == (ITEM *)0 || !_connect(m, items)) {
  50                                 free(m);
  51                                 return ((MENU *)0);
  52                         }
  53                 }
  54                 return (m);
  55         }
  56         return ((MENU *)0);
  57 }
  58
  59 int
  60 free_menu(MENU *m)
  61 {
  62         if (!m) {
  63                 return (E_BAD_ARGUMENT);
  64         }
  65         if (Posted(m)) {
  66                 return (E_POSTED);
  67         }
  68         if (Items(m)) {
  69                 _disconnect(m);
  70         }
  71         free(m);
  72         return (E_OK);
  73 }