menu_post - write or erase menus from associated subwin-
int post_menu(MENU *menu);
int unpost_menu(MENU *menu);
The function post_menu displays a menu to its associated
subwindow. To trigger physical display of the subwindow,
use refresh or some equivalent curses routine (the
implicit doupdate triggered by an curses input request
will do). post_menu resets the selection status of all
The function unpost_menu erases menu from its associated
These routines return one of the following:
E_OK The routine succeeded.
System error occurred (see errno).
Routine detected an incorrect or out-of-range argu-
The menu has already been posted.
Routine was called from an initialization or termina-
Menu is too large for its window. You should consider
to use set_menu_format() to solve the problem.
The menu has not been posted.
No items are connected to the menu.
The header file <menu.h> automatically includes the header
These routines emulate the System V menu library. They
were not supported on Version 7 or BSD versions.
Juergen Pfeifer. Manual pages and adaptation for new
curses by Eric S. Raymond.