Function add_stdio

api/src/file/mod.rs:223–254

(fd_table: &mut FlattenObjects<FileDescriptor, AX_FILE_LIMIT>)

}

pub fn add_stdio(fd_table: &mut FlattenObjects<FileDescriptor, AX_FILE_LIMIT>) -> AxResult<()> {
    assert_eq!(fd_table.count(), 0);
    let cx = FS_CONTEXT.lock();
    let open = |options: &mut OpenOptions| {
        AxResult::Ok(Arc::new(File::new(
            options.open(&cx, "/dev/console")?.into_file()?,
        )))
    };

    let tty_in = open(OpenOptions::new().read(true).write(false))?;
    let tty_out = open(OpenOptions::new().read(false).write(true))?;
    fd_table
        .add(FileDescriptor {
            inner: tty_in,
            cloexec: false,
        })
        .map_err(|_| AxError::TooManyOpenFiles)?;
    fd_table
        .add(FileDescriptor {
            inner: tty_out.clone(),
            cloexec: false,
        })
        .map_err(|_| AxError::TooManyOpenFiles)?;
    fd_table
        .add(FileDescriptor {
            inner: tty_out,
            cloexec: false,
        })
        .map_err(|_| AxError::TooManyOpenFiles)?;

    Ok(())
}