ncurses 5.9 - patch 20140118

[ncurses.git] / menu / m_new.c

diff --git a/menu/m_new.c b/menu/m_new.c
index 10fd052fafe512ee2b3e4eef9f2709f246b827ba..79f9292a7b3c75f2ac3ede6b8d768b8e62fbe0cb 100644 (file)
--- a/menu/m_new.c
+++ b/menu/m_new.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright (c) 1998,2000 Free Software Foundation, Inc.                   *
+ * Copyright (c) 1998-2009,2010 Free Software Foundation, Inc.              *
  *                                                                          *
  * Permission is hereby granted, free of charge, to any person obtaining a  *
  * copy of this software and associated documentation files (the            *
@@ -37,11 +37,11 @@
 
 #include "menu.priv.h"
 
-MODULE_ID("$Id: m_new.c,v 1.13 2003/10/25 14:54:48 tom Exp $")
+MODULE_ID("$Id: m_new.c,v 1.21 2010/01/23 21:20:11 tom Exp $")
 
 /*---------------------------------------------------------------------------
 |   Facility      :  libnmenu  
-|   Function      :  MENU *new_menu(ITEM **items)
+|   Function      :  MENU* _nc_new_menu(SCREEN*, ITEM **items)
 |   
 |   Description   :  Creates a new menu connected to the item pointer
 |                    array items and returns a pointer to the new menu.
@@ -51,31 +51,62 @@ MODULE_ID("$Id: m_new.c,v 1.13 2003/10/25 14:54:48 tom Exp $")
 |   Return Values :  NULL on error
 +--------------------------------------------------------------------------*/
 NCURSES_EXPORT(MENU *)
-new_menu (ITEM ** items)
+NCURSES_SP_NAME(new_menu) (NCURSES_SP_DCLx ITEM ** items)
 {
-  MENU *menu = (MENU *)calloc(1,sizeof(MENU));
-  
+  int err = E_SYSTEM_ERROR;
+  MENU *menu = typeCalloc(MENU, 1);
+
+  T((T_CALLED("new_menu(%p,%p)"), (void *)SP_PARM, (void *)items));
   if (menu)
     {
       *menu = _nc_Default_Menu;
       menu->status = 0;
       menu->rows = menu->frows;
       menu->cols = menu->fcols;
+#if NCURSES_SP_FUNCS
+      /* This ensures userwin and usersub are always non-null,
+         so we can derive always the SCREEN that this menu is
+         running on. */
+      menu->userwin = SP_PARM->_stdscr;
+      menu->usersub = SP_PARM->_stdscr;
+#endif
       if (items && *items)
        {
-         if (!_nc_Connect_Items(menu,items))
+         if (!_nc_Connect_Items(menu, items))
            {
+             err = E_NOT_CONNECTED;
              free(menu);
-             menu = (MENU *)0;
+             menu = (MENU *) 0;
            }
+         else
+           err = E_OK;
        }
     }
 
   if (!menu)
-    SET_ERROR(E_SYSTEM_ERROR);
+    SET_ERROR(err);
 
-  return(menu);
+  returnMenu(menu);
+}
+
+/*---------------------------------------------------------------------------
+|   Facility      :  libnmenu  
+|   Function      :  MENU *new_menu(ITEM **items)
+|   
+|   Description   :  Creates a new menu connected to the item pointer
+|                    array items and returns a pointer to the new menu.
+|                    The new menu is initialized with the values from the
+|                    default menu.
+|
+|   Return Values :  NULL on error
++--------------------------------------------------------------------------*/
+#if NCURSES_SP_FUNCS
+NCURSES_EXPORT(MENU *)
+new_menu(ITEM ** items)
+{
+  return NCURSES_SP_NAME(new_menu) (CURRENT_SCREEN, items);
 }
+#endif
 
 /*---------------------------------------------------------------------------
 |   Facility      :  libnmenu  
@@ -89,17 +120,18 @@ new_menu (ITEM ** items)
 |                    E_POSTED           - Menu is already posted
 +--------------------------------------------------------------------------*/
 NCURSES_EXPORT(int)
-free_menu (MENU * menu)
+free_menu(MENU * menu)
 {
+  T((T_CALLED("free_menu(%p)"), (void *)menu));
   if (!menu)
     RETURN(E_BAD_ARGUMENT);
-  
-  if ( menu->status & _POSTED )
+
+  if (menu->status & _POSTED)
     RETURN(E_POSTED);
-  
-  if (menu->items) 
+
+  if (menu->items)
     _nc_Disconnect_Items(menu);
-  
+
   if ((menu->status & _MARK_ALLOCATED) && menu->mark)
     free(menu->mark);