key_name(3XCURSES)

Name

keyname, key_name - return character string used as key name

Synopsis

cc [ flag... ] file... –I /usr/xpg4/include –L /usr/xpg4/lib \
–R /usr/xpg4/lib –lcurses [ library... ]

c89 [ flag... ] file... –lcurses [ library... ]

#include <curses.h>

char *keyname(int c);

char *key_name(wchar_t wc);

Parameters

c

Is an 8 bit-character or a key code.

wc

Is a wide character key name.

Description

The keyname() function returns a string pointer to the key name. Make a duplicate copy of the returned string if you plan to modify it.

The key_name() function is similar except that it accepts a wide character key name.

The following table shows the format of the key name based on the input.

Input Format of Key Name Visible character The same character Control character ^X Meta-character (keyname() only) M-X Key value defined in <curses.h> (keyname() only) KEY_name None of the above UNKNOWN KEY

In the preceding table, X can be either a visible character with the high bit cleared or a control character.

Return Values

On success, these functions return a pointer to the string used as the key's name. Otherwise, they return a null pointer.

Errors

None.

Attributes

See attributes(5) for descriptions of the following attributes:

ATTRIBUTE TYPE ATTRIBUTE VALUE Interface Stability Committed MT-Level Unsafe Standard See standards(5).

See also

libcurses(3XCURSES), meta(3XCURSES), attributes(5), standards(5)