rcore-learn/src/console.rs
2025-08-02 19:30:14 +08:00

29 lines
No EOL
621 B
Rust

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