free_menu3
Create and destroy menus
Usage
#include <menu.h>
MENU *new_menu(ITEM **items); int free_menu(MENU *menu);
Overview
The function new_menu creates a new menu connected to a specified item pointer array (which must be NULL-terminated).
The function free_menu disconnects menu from its item array and frees the storage allocated for the menu.
Return value
The function new_menu returns NULL on error. It sets errno according to the function's failure:
|
No items are connected to the menu. |
|---|---|
|
System error occurred, e.g., malloc failure. |
The function free_menu returns one of the following:
|
The routine succeeded. |
|---|---|
|
System error occurred (see errno(3)). |
|
Routine detected an incorrect or out-of-range argument. |
|
The menu has already been posted. |
Portability
These routines emulate the System V menu library. They were not supported on Version 7 or BSD versions.
Releases
66 releases since FreeBSD 4.3-RELEASE; the text changed 8 times.