| // Triggers the panic handler. Should print an error message. |
| |
| #![no_std] |
| |
| use core::fmt::Write; |
| use core::panic::PanicInfo; |
| use libtock::result::TockResult; |
| use libtock::syscalls; |
| |
| #[libtock::main] |
| async fn main() -> TockResult<()> { |
| panic!("Bye world!"); |
| } |
| |
| #[panic_handler] |
| unsafe fn panic_handler(_info: &PanicInfo) -> ! { |
| if let Ok(drivers) = libtock::retrieve_drivers() { |
| let mut console = drivers.console.create_console(); |
| let _ = writeln!(console, "panic_handler called"); |
| } |
| loop { |
| syscalls::raw::yieldk(); |
| } |
| } |
