- The menu library provides terminal-independent facilities for composing
+ The menu library provides terminal-independent facilities for composing
menu systems on character-cell terminals. The library includes: item
routines, which create and modify menu items; and menu routines, which
- group items into menus, display menus on the screen, and handle inter-
- action with the user.
+ group items into menus, display menus on the screen, and handle
+ interaction with the user.
- The menu library uses the curses libraries, and a curses initialization
- routine such as initscr must be called before using any of these func-
- tions. To use the menu library, link with the options -lmenu-lcurses.
+ The menu library uses the curses libraries, and a curses initialization
+ routine such as initscr must be called before using any of these
+ functions. To use the menu library, link with the options -lmenu
+ -lcurses.
- The menu library maintains a default value for item attributes. You
- can get or set this default by calling the appropriate get_ or set_
- routine with a NULL item pointer. Changing this default with a set_
- function affects future item creations, but does not change the render-
- ing of items already created.
+ The menu library maintains a default value for item attributes. You
+ can get or set this default by calling the appropriate get_ or set_
+ routine with a NULL item pointer. Changing this default with a set_
+ function affects future item creations, but does not change the
+ rendering of items already created.
- Routines that return pointers return NULL on error. Routines that
+ Routines that return pointers return NULL on error. Routines that
return an integer return one of the following error codes:
- E_OK The routine succeeded.
+ E_OK The routine succeeded.
- E_BAD_ARGUMENT
+ E_BAD_ARGUMENT
Routine detected an incorrect or out-of-range argument.
- E_BAD_STATE
+ E_BAD_STATE
Routine was called from an initialization or termination function.
- E_NO_MATCH
+ E_NO_MATCH
Character failed to match.
- E_NO_ROOM
+ E_NO_ROOM
Menu is too large for its window.
- E_NOT_CONNECTED
+ E_NOT_CONNECTED
No items are connected to the menu.
- E_NOT_POSTED
+ E_NOT_POSTED
The menu has not been posted.
- E_NOT_SELECTABLE
+ E_NOT_SELECTABLE
The designated item cannot be selected.
- E_POSTED
+ E_POSTED
The menu is already posted.
- E_REQUEST_DENIED
+ E_REQUEST_DENIED
The menu driver could not process the request.
- E_SYSTEM_ERROR
- System error occurred (see errno).
+ E_SYSTEM_ERROR
+ System error occurred (see errno(3)).
- E_UNKNOWN_COMMAND
+ E_UNKNOWN_COMMAND
The menu driver code saw an unknown request code.
- The header file <menu.h> automatically includes the header files
- <curses.h> and <eti.h>.
+ The header file <menu.h> automatically includes the header files
+ <curses.h> and <eti.h>.
In your library list, libmenu.a should be before libncurses.a; that is,
- you should say "-lmenu -lncurses", not the other way around (which
+ you should say "-lmenu -lncurses", not the other way around (which
would give a link-error when using static libraries).
- These routines emulate the System V menu library. They were not sup-
- ported on Version 7 or BSD versions.
+ These routines emulate the System V menu library. They were not
+ supported on Version 7 or BSD versions.
+
+ The menu facility was documented in SVr4.2 in CharacterUserInterface
+ Programming(UNIXSVR4.2).
+
+ It is not part of X/Open Curses.
+
+ Aside from ncurses, there are few implementations:
+
+ o systems based on SVr4 source code, e.g., Solaris.
+
+ o NetBSD curses.
- curses(3x) and related pages whose names begin "menu_" for detailed
+ curses(3X) and related pages whose names begin "menu_" for detailed
descriptions of the entry points.
- This describes ncurses version 6.0 (patch 20171028).
+ This describes ncurses version 6.2 (patch 20210612).
- menu(3x)
+ menu(3X)