Macro unixcli::err
[−]
[src]
macro_rules! err { ($status:expr, $fmt:expr) => { ... }; ($status:expr, $fmt:expr, $($args:tt)*) => { ... }; }
Prints the formatted message to the standard error output (stderr)
and terminates the program with the given status
value.
The program name, a colon, and a space are output before the message,
and a newline character follows.