use core::fmt::{Write, Arguments, Result}; use crate::sys_write; struct Stdout; impl Write for Stdout { fn write_str(&mut self, s: &str) -> Result { sys_write(1, s.as_bytes()); Ok(()) } } pub fn print(args: Arguments) { Stdout.write_fmt(args).unwrap(); } macro_rules! print { ($fmt: literal $(, $($arg: tt)+)?) => { $crate::console::print(format_args!($fmt $(, $($arg)+)?)); } } macro_rules! println { ($fmt: literal $(, $($arg: tt)+)?) => { $crate::console::print(format_args!(concat!($fmt, "\n") $(, $($arg)+)?)); } }