Change what's displayed on the screen to reflect the current contents
of rl_line_buffer.
Function: intrl_forced_update_display ()
Force the line to be updated and redisplayed, whether or not
Readline thinks the screen display is correct.
Function: intrl_on_new_line ()
Tell the update routines that we have moved onto a new (empty) line,
usually after ouputting a newline.
Function: intrl_reset_line_state ()
Reset the display state to a clean state and redisplay the current line
starting on a new line.
Function: intrl_message (va_alist)
The arguments are a string as would be supplied to printf. The
resulting string is displayed in the echo area. The echo area
is also used to display numeric arguments and search strings.
Function: intrl_clear_message ()
Clear the message in the echo area.
Function: voidrl_save_prompt ()
Save the local Readline prompt display state in preparation for
displaying a new message in the message area with rl_message.
Function: voidrl_restore_prompt ()
Restore the local Readline prompt display state saved by the most
recent call to rl_save_prompt.
GNU Readline Library