Macro cargo_show_asm::safeprintln

macro_rules! safeprintln {
    ($($x:expr),* $(,)?) => { ... };
}

Safe version of print[ln]! macro By default print[ln]! macro panics when print fails. Usually print fails when output stream is disconnected, for purposes of this application disconnected stream means output was piped somewhere and this something was terminated before printing completed.

At this point we might as well exit