Function notcurses_get_blocking 

pub fn notcurses_get_blocking(
    nc: &mut notcurses,
    input: Option<&mut ncinput>,
) -> i32

Reads input blocking until an event is processed or a signal is received (including resize events)

Will optionally write the event details in input.

In case of an invalid read (including on EOF) -1 is returned.

Method: Nc.get_blocking().