Function libeyelink_sys::eyelink_node_send_message

pub unsafe extern "C" fn eyelink_node_send_message(
    node: *mut byte, 
    msg: *mut c_char
) -> INT16

@ingroup messaging Sends a text message the connected eye tracker. The text will be added to the EDF file.

@remarks NEW (v2.1): If the link is initialized but not connected to a tracker, the message will be sent to the tracker set by \c set_eyelink_address(). @param msg Text to send to the tracker. @param node Address of the tracker. @return \c 0 if no error, else link error code.

\b Example: See \c eyelink_quiet_mode()

\sa \c eyelink_send_message(), \c eyelink_quiet_mode() and \c set_eyelink_address()