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use super::abi;
use super::abi::fileno;
use crate::io;
pub struct Stdin;
pub struct Stdout;
pub struct Stderr;
impl Stdin {
pub const fn new() -> Stdin {
Stdin
}
}
impl io::Read for Stdin {
fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
Ok(unsafe { abi::sys_read(fileno::STDIN, buf.as_mut_ptr(), buf.len()) })
}
}
impl Stdout {
pub const fn new() -> Stdout {
Stdout
}
}
impl io::Write for Stdout {
fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
unsafe { abi::sys_write(fileno::STDOUT, buf.as_ptr(), buf.len()) }
Ok(buf.len())
}
fn flush(&mut self) -> io::Result<()> {
Ok(())
}
}
impl Stderr {
pub const fn new() -> Stderr {
Stderr
}
}
impl io::Write for Stderr {
fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
unsafe { abi::sys_write(fileno::STDERR, buf.as_ptr(), buf.len()) }
Ok(buf.len())
}
fn flush(&mut self) -> io::Result<()> {
Ok(())
}
}
pub const STDIN_BUF_SIZE: usize = crate::sys::io::DEFAULT_BUF_SIZE;
pub fn is_ebadf(_err: &io::Error) -> bool {
true
}
pub fn panic_output() -> Option<impl io::Write> {
Some(Stderr::new())
}
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