1 /* $OpenBSD: m_new.c,v 1.4 1998/07/24 16:39:09 millert Exp $ */ 2 3 /**************************************************************************** 4 * Copyright (c) 1998 Free Software Foundation, Inc. * 5 * * 6 * Permission is hereby granted, free of charge, to any person obtaining a * 7 * copy of this software and associated documentation files (the * 8 * "Software"), to deal in the Software without restriction, including * 9 * without limitation the rights to use, copy, modify, merge, publish, * 10 * distribute, distribute with modifications, sublicense, and/or sell * 11 * copies of the Software, and to permit persons to whom the Software is * 12 * furnished to do so, subject to the following conditions: * 13 * * 14 * The above copyright notice and this permission notice shall be included * 15 * in all copies or substantial portions of the Software. * 16 * * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 20 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 21 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 22 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 23 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 24 * * 25 * Except as contained in this notice, the name(s) of the above copyright * 26 * holders shall not be used in advertising or otherwise to promote the * 27 * sale, use or other dealings in this Software without prior written * 28 * authorization. * 29 ****************************************************************************/ 30 31 /**************************************************************************** 32 * Author: Juergen Pfeifer <Juergen.Pfeifer@T-Online.de> 1995,1997 * 33 ****************************************************************************/ 34 35 /*************************************************************************** 36 * Module m_new * 37 * Creation and destruction of new menus * 38 ***************************************************************************/ 39 40 #include "menu.priv.h" 41 42 MODULE_ID("$From: m_new.c,v 1.7 1998/02/11 12:13:49 tom Exp $") 43 44 /*--------------------------------------------------------------------------- 45 | Facility : libnmenu 46 | Function : MENU *new_menu(ITEM **items) 47 | 48 | Description : Creates a new menu connected to the item pointer 49 | array items and returns a pointer to the new menu. 50 | The new menu is initialized with the values from the 51 | default menu. 52 | 53 | Return Values : NULL on error 54 +--------------------------------------------------------------------------*/ 55 MENU *new_menu(ITEM ** items) 56 { 57 MENU *menu = (MENU *)calloc(1,sizeof(MENU)); 58 59 if (menu) 60 { 61 *menu = _nc_Default_Menu; 62 menu->rows = menu->frows; 63 menu->cols = menu->fcols; 64 if (items && *items) 65 { 66 if (!_nc_Connect_Items(menu,items)) 67 { 68 free(menu); 69 menu = (MENU *)0; 70 } 71 } 72 } 73 74 if (!menu) 75 SET_ERROR(E_SYSTEM_ERROR); 76 77 return(menu); 78 } 79 80 /*--------------------------------------------------------------------------- 81 | Facility : libnmenu 82 | Function : int free_menu(MENU *menu) 83 | 84 | Description : Disconnects menu from its associated item pointer 85 | array and frees the storage allocated for the menu. 86 | 87 | Return Values : E_OK - success 88 | E_BAD_ARGUMENT - Invalid menu pointer passed 89 | E_POSTED - Menu is already posted 90 +--------------------------------------------------------------------------*/ 91 int free_menu(MENU * menu) 92 { 93 if (!menu) 94 RETURN(E_BAD_ARGUMENT); 95 96 if ( menu->status & _POSTED ) 97 RETURN(E_POSTED); 98 99 if (menu->items) 100 _nc_Disconnect_Items(menu); 101 102 if ((menu->status & _MARK_ALLOCATED) && menu->mark) 103 free(menu->mark); 104 105 free(menu); 106 RETURN(E_OK); 107 } 108 109 /* m_new.c ends here */ 110