40 lines
758 B
40 lines
758 B
use core::fmt::{self, Write};
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const STDIN: usize = 0;
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const STDOUT: usize = 1;
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use super::{read, write};
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struct Stdout;
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impl Write for Stdout {
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fn write_str(&mut self, s: &str) -> fmt::Result {
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write(STDOUT, s.as_bytes());
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Ok(())
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}
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}
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pub fn print(args: fmt::Arguments) {
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Stdout.write_fmt(args).unwrap();
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}
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#[macro_export]
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macro_rules! print {
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($fmt: literal $(, $($arg: tt)+)?) => {
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$crate::console::print(format_args!($fmt $(, $($arg)+)?));
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}
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}
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#[macro_export]
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macro_rules! println {
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($fmt: literal $(, $($arg: tt)+)?) => {
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$crate::console::print(format_args!(concat!($fmt, "\n") $(, $($arg)+)?));
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}
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}
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pub fn getchar() -> u8 {
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let mut c = [0u8; 1];
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read(STDIN, &mut c);
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c[0]
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}
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