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Merge changes from redox-unix

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This commit is contained in:
Jeremy Soller
2019-06-15 09:34:55 -06:00
parent 32569c0620
commit 8d6649ec5a
1 changed files with 19 additions and 19 deletions
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src/bin/getty.rs
+19 -19
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@@ -43,29 +43,29 @@ const DEFAULT_LINES: u32 = 30;
pub fn handle(event_file: &mut File, tty_fd: RawFd, master_fd: RawFd, process: &mut Child) {
let handle_event = |event_id: usize| {
if event_id == tty_fd {
if event_id as RawFd == tty_fd {
let mut packet = [0; 4096];
loop {
let count = match syscall::read(tty_fd, &mut packet) {
let count = match syscall::read(tty_fd as usize, &mut packet) {
Ok(0) => return,
Ok(count) => count,
Err(ref err) if err.errno == syscall::EAGAIN => break,
Err(_) => panic!("getty: failed to read from TTY")
};
syscall::write(master_fd, &packet[..count]).expect("getty: failed to write master PTY");
syscall::write(master_fd as usize, &packet[..count]).expect("getty: failed to write master PTY");
}
} else if event_id == master_fd {
} else if event_id as RawFd == master_fd {
let mut packet = [0; 4096];
loop {
let count = match syscall::read(master_fd, &mut packet) {
let count = match syscall::read(master_fd as usize, &mut packet) {
Ok(0) => return,
Ok(count) => count,
Err(ref err) if err.errno == syscall::EAGAIN => break,
Err(_) => panic!("getty: failed to read from master TTY")
};
syscall::write(tty_fd, &packet[1..count]).expect("getty: failed to write to TTY");
syscall::write(tty_fd as usize, &packet[1..count]).expect("getty: failed to write to TTY");
if packet[0] & 1 == 1 {
let _ = syscall::fsync(tty_fd);
let _ = syscall::fsync(tty_fd as usize);
}
}
} else {
@@ -73,8 +73,8 @@ pub fn handle(event_file: &mut File, tty_fd: RawFd, master_fd: RawFd, process: &
}
};
handle_event(tty_fd);
handle_event(master_fd);
handle_event(tty_fd as usize);
handle_event(master_fd as usize);
'events: loop {
let mut sys_event = syscall::Event::default();
@@ -110,13 +110,13 @@ pub fn getpty(columns: u32, lines: u32) -> (RawFd, String) {
let mut buf: [u8; 4096] = [0; 4096];
let count = syscall::fpath(master, &mut buf).unwrap();
(master, unsafe { String::from_utf8_unchecked(Vec::from(&buf[..count])) })
(master as RawFd, unsafe { String::from_utf8_unchecked(Vec::from(&buf[..count])) })
}
fn daemon(tty_fd: RawFd, clear: bool, stderr: &mut Stderr) {
let (columns, lines) = {
let mut path = [0; 4096];
if let Ok(count) = syscall::fpath(tty_fd, &mut path) {
if let Ok(count) = syscall::fpath(tty_fd as usize, &mut path) {
let path_str = str::from_utf8(&path[..count]).unwrap_or("");
let reference = path_str.split(':').nth(1).unwrap_or("");
let mut parts = reference.split('/').skip(1);
@@ -137,22 +137,22 @@ fn daemon(tty_fd: RawFd, clear: bool, stderr: &mut Stderr) {
.expect("getty: failed to open event file");
event_file.write(&syscall::Event {
id: tty_fd,
id: tty_fd as usize,
flags: syscall::flag::EVENT_READ,
data: 0
}).expect("getty: failed to fevent TTY");
event_file.write(&syscall::Event {
id: master_fd,
id: master_fd as usize,
flags: syscall::flag::EVENT_READ,
data: 0
}).expect("getty: failed to fevent master PTY");
loop {
if clear {
let _ = syscall::write(tty_fd, b"\x1Bc");
let _ = syscall::write(tty_fd as usize, b"\x1Bc");
}
let _ = syscall::fsync(tty_fd);
let _ = syscall::fsync(tty_fd as usize);
let slave_stdin = syscall::open(&pty, syscall::O_CLOEXEC | syscall::O_RDONLY).expect("getty: failed to open slave stdin");
let slave_stdout = syscall::open(&pty, syscall::O_CLOEXEC | syscall::O_WRONLY).expect("getty: failed to open slave stdout");
@@ -161,9 +161,9 @@ fn daemon(tty_fd: RawFd, clear: bool, stderr: &mut Stderr) {
let mut command = Command::new("login");
unsafe {
command
.stdin(Stdio::from_raw_fd(slave_stdin))
.stdout(Stdio::from_raw_fd(slave_stdout))
.stderr(Stdio::from_raw_fd(slave_stderr))
.stdin(Stdio::from_raw_fd(slave_stdin as RawFd))
.stdout(Stdio::from_raw_fd(slave_stdout as RawFd))
.stderr(Stdio::from_raw_fd(slave_stderr as RawFd))
.env("COLUMNS", format!("{}", columns))
.env("LINES", format!("{}", lines))
.env("TERM", "xterm-256color")
@@ -200,7 +200,7 @@ pub fn main() {
};
match unsafe { syscall::clone(0) } {
Ok(0) => daemon(tty_fd, clear, &mut stderr),
Ok(0) => daemon(tty_fd as RawFd, clear, &mut stderr),
Ok(_) => (),
Err(err) => fail(&format!("getty: failed to fork login: {}", err), &mut stderr)
}