1 files changed, 420 insertions, 0 deletions
diff --git a/third_party/rust/mio-0.6.23/src/deprecated/unix.rs b/third_party/rust/mio-0.6.23/src/deprecated/unix.rs
new file mode 100644
index 0000000000..97c6a60ba4
--- /dev/null
+++ b/third_party/rust/mio-0.6.23/src/deprecated/unix.rs
@@ -0,0 +1,420 @@
+use {io, sys, Ready, Poll, PollOpt, Token};
+use event::Evented;
+use deprecated::TryAccept;
+use io::MapNonBlock;
+use std::io::{Read, Write};
+use std::path::Path;
+pub use std::net::Shutdown;
+use std::process;
+
+pub use sys::Io;
+
+#[derive(Debug)]
+pub struct UnixSocket {
+    sys: sys::UnixSocket,
+}
+
+impl UnixSocket {
+    /// Returns a new, unbound, non-blocking Unix domain socket
+    pub fn stream() -> io::Result<UnixSocket> {
+        sys::UnixSocket::stream()
+            .map(From::from)
+    }
+
+    /// Connect the socket to the specified address
+    pub fn connect<P: AsRef<Path> + ?Sized>(self, addr: &P) -> io::Result<(UnixStream, bool)> {
+        let complete = match self.sys.connect(addr) {
+            Ok(()) => true,
+            Err(ref e) if e.kind() == io::ErrorKind::WouldBlock => false,
+            Err(e) => return Err(e),
+        };
+        Ok((From::from(self.sys), complete))
+    }
+
+    /// Bind the socket to the specified address
+    pub fn bind<P: AsRef<Path> + ?Sized>(&self, addr: &P) -> io::Result<()> {
+        self.sys.bind(addr)
+    }
+
+    /// Listen for incoming requests
+    pub fn listen(self, backlog: usize) -> io::Result<UnixListener> {
+        self.sys.listen(backlog)?;
+        Ok(From::from(self.sys))
+    }
+
+    pub fn try_clone(&self) -> io::Result<UnixSocket> {
+        self.sys.try_clone()
+            .map(From::from)
+    }
+}
+
+impl Evented for UnixSocket {
+    fn register(&self, poll: &Poll, token: Token, interest: Ready, opts: PollOpt) -> io::Result<()> {
+        self.sys.register(poll, token, interest, opts)
+    }
+
+    fn reregister(&self, poll: &Poll, token: Token, interest: Ready, opts: PollOpt) -> io::Result<()> {
+        self.sys.reregister(poll, token, interest, opts)
+    }
+
+    fn deregister(&self, poll: &Poll) -> io::Result<()> {
+        self.sys.deregister(poll)
+    }
+}
+
+impl From<sys::UnixSocket> for UnixSocket {
+    fn from(sys: sys::UnixSocket) -> UnixSocket {
+        UnixSocket { sys }
+    }
+}
+
+/*
+ *
+ * ===== UnixStream =====
+ *
+ */
+
+#[derive(Debug)]
+pub struct UnixStream {
+    sys: sys::UnixSocket,
+}
+
+impl UnixStream {
+    pub fn connect<P: AsRef<Path> + ?Sized>(path: &P) -> io::Result<UnixStream> {
+        UnixSocket::stream()
+            .and_then(|sock| sock.connect(path))
+            .map(|(sock, _)| sock)
+    }
+
+    pub fn try_clone(&self) -> io::Result<UnixStream> {
+        self.sys.try_clone()
+            .map(From::from)
+    }
+
+    pub fn shutdown(&self, how: Shutdown) -> io::Result<usize> {
+        self.sys.shutdown(how).map(|_| 0)
+    }
+
+    pub fn read_recv_fd(&mut self, buf: &mut [u8]) -> io::Result<(usize, Option<RawFd>)> {
+        self.sys.read_recv_fd(buf)
+    }
+
+    pub fn try_read_recv_fd(&mut self, buf: &mut [u8]) -> io::Result<Option<(usize, Option<RawFd>)>> {
+        self.read_recv_fd(buf).map_non_block()
+    }
+
+    pub fn write_send_fd(&mut self, buf: &[u8], fd: RawFd) -> io::Result<usize> {
+        self.sys.write_send_fd(buf, fd)
+    }
+
+    pub fn try_write_send_fd(&mut self, buf: &[u8], fd: RawFd) -> io::Result<Option<usize>> {
+        self.write_send_fd(buf, fd).map_non_block()
+    }
+}
+
+impl Read for UnixStream {
+    fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
+        self.sys.read(buf)
+    }
+}
+
+impl Write for UnixStream {
+    fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
+        self.sys.write(buf)
+    }
+
+    fn flush(&mut self) -> io::Result<()> {
+        self.sys.flush()
+    }
+}
+
+impl Evented for UnixStream {
+    fn register(&self, poll: &Poll, token: Token, interest: Ready, opts: PollOpt) -> io::Result<()> {
+        self.sys.register(poll, token, interest, opts)
+    }
+
+    fn reregister(&self, poll: &Poll, token: Token, interest: Ready, opts: PollOpt) -> io::Result<()> {
+        self.sys.reregister(poll, token, interest, opts)
+    }
+
+    fn deregister(&self, poll: &Poll) -> io::Result<()> {
+        self.sys.deregister(poll)
+    }
+}
+
+impl From<sys::UnixSocket> for UnixStream {
+    fn from(sys: sys::UnixSocket) -> UnixStream {
+        UnixStream { sys }
+    }
+}
+
+/*
+ *
+ * ===== UnixListener =====
+ *
+ */
+
+#[derive(Debug)]
+pub struct UnixListener {
+    sys: sys::UnixSocket,
+}
+
+impl UnixListener {
+    pub fn bind<P: AsRef<Path> + ?Sized>(addr: &P) -> io::Result<UnixListener> {
+        UnixSocket::stream().and_then(|sock| {
+            sock.bind(addr)?;
+            sock.listen(256)
+        })
+    }
+
+    pub fn accept(&self) -> io::Result<UnixStream> {
+        self.sys.accept().map(From::from)
+    }
+
+    pub fn try_clone(&self) -> io::Result<UnixListener> {
+        self.sys.try_clone().map(From::from)
+    }
+}
+
+impl Evented for UnixListener {
+    fn register(&self, poll: &Poll, token: Token, interest: Ready, opts: PollOpt) -> io::Result<()> {
+        self.sys.register(poll, token, interest, opts)
+    }
+
+    fn reregister(&self, poll: &Poll, token: Token, interest: Ready, opts: PollOpt) -> io::Result<()> {
+        self.sys.reregister(poll, token, interest, opts)
+    }
+
+    fn deregister(&self, poll: &Poll) -> io::Result<()> {
+        self.sys.deregister(poll)
+    }
+}
+
+impl TryAccept for UnixListener {
+    type Output = UnixStream;
+
+    fn accept(&self) -> io::Result<Option<UnixStream>> {
+        UnixListener::accept(self).map_non_block()
+    }
+}
+
+impl From<sys::UnixSocket> for UnixListener {
+    fn from(sys: sys::UnixSocket) -> UnixListener {
+        UnixListener { sys }
+    }
+}
+
+/*
+ *
+ * ===== Pipe =====
+ *
+ */
+
+pub fn pipe() -> io::Result<(PipeReader, PipeWriter)> {
+    let (rd, wr) = sys::pipe()?;
+    Ok((From::from(rd), From::from(wr)))
+}
+
+#[derive(Debug)]
+pub struct PipeReader {
+    io: Io,
+}
+
+impl PipeReader {
+    pub fn from_stdout(stdout: process::ChildStdout) -> io::Result<Self> {
+        if let Err(e) = sys::set_nonblock(stdout.as_raw_fd()) {
+            return Err(e);
+        }
+        Ok(PipeReader::from(unsafe { Io::from_raw_fd(stdout.into_raw_fd()) }))
+    }
+    pub fn from_stderr(stderr: process::ChildStderr) -> io::Result<Self> {
+        if let Err(e) = sys::set_nonblock(stderr.as_raw_fd()) {
+            return Err(e);
+        }
+        Ok(PipeReader::from(unsafe { Io::from_raw_fd(stderr.into_raw_fd()) }))
+    }
+}
+
+impl Read for PipeReader {
+    fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
+        self.io.read(buf)
+    }
+}
+
+impl<'a> Read for &'a PipeReader {
+    fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
+        (&self.io).read(buf)
+    }
+}
+
+impl Evented for PipeReader {
+    fn register(&self, poll: &Poll, token: Token, interest: Ready, opts: PollOpt) -> io::Result<()> {
+        self.io.register(poll, token, interest, opts)
+    }
+
+    fn reregister(&self, poll: &Poll, token: Token, interest: Ready, opts: PollOpt) -> io::Result<()> {
+        self.io.reregister(poll, token, interest, opts)
+    }
+
+    fn deregister(&self, poll: &Poll) -> io::Result<()> {
+        self.io.deregister(poll)
+    }
+}
+
+impl From<Io> for PipeReader {
+    fn from(io: Io) -> PipeReader {
+        PipeReader { io }
+    }
+}
+
+#[derive(Debug)]
+pub struct PipeWriter {
+    io: Io,
+}
+
+impl PipeWriter {
+    pub fn from_stdin(stdin: process::ChildStdin) -> io::Result<Self> {
+        if let Err(e) = sys::set_nonblock(stdin.as_raw_fd()) {
+            return Err(e);
+        }
+        Ok(PipeWriter::from(unsafe { Io::from_raw_fd(stdin.into_raw_fd()) }))
+    }
+}
+
+impl Write for PipeWriter {
+    fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
+        self.io.write(buf)
+    }
+
+    fn flush(&mut self) -> io::Result<()> {
+        self.io.flush()
+    }
+}
+
+impl<'a> Write for &'a PipeWriter {
+    fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
+        (&self.io).write(buf)
+    }
+
+    fn flush(&mut self) -> io::Result<()> {
+        (&self.io).flush()
+    }
+}
+
+impl Evented for PipeWriter {
+    fn register(&self, poll: &Poll, token: Token, interest: Ready, opts: PollOpt) -> io::Result<()> {
+        self.io.register(poll, token, interest, opts)
+    }
+
+    fn reregister(&self, poll: &Poll, token: Token, interest: Ready, opts: PollOpt) -> io::Result<()> {
+        self.io.reregister(poll, token, interest, opts)
+    }
+
+    fn deregister(&self, poll: &Poll) -> io::Result<()> {
+        self.io.deregister(poll)
+    }
+}
+
+impl From<Io> for PipeWriter {
+    fn from(io: Io) -> PipeWriter {
+        PipeWriter { io }
+    }
+}
+
+/*
+ *
+ * ===== Conversions =====
+ *
+ */
+
+use std::os::unix::io::{RawFd, IntoRawFd, AsRawFd, FromRawFd};
+
+impl IntoRawFd for UnixSocket {
+    fn into_raw_fd(self) -> RawFd {
+        self.sys.into_raw_fd()
+    }
+}
+
+impl AsRawFd for UnixSocket {
+    fn as_raw_fd(&self) -> RawFd {
+        self.sys.as_raw_fd()
+    }
+}
+
+impl FromRawFd for UnixSocket {
+    unsafe fn from_raw_fd(fd: RawFd) -> UnixSocket {
+        UnixSocket { sys: FromRawFd::from_raw_fd(fd) }
+    }
+}
+
+impl IntoRawFd for UnixStream {
+    fn into_raw_fd(self) -> RawFd {
+        self.sys.into_raw_fd()
+    }
+}
+
+impl AsRawFd for UnixStream {
+    fn as_raw_fd(&self) -> RawFd {
+        self.sys.as_raw_fd()
+    }
+}
+
+impl FromRawFd for UnixStream {
+    unsafe fn from_raw_fd(fd: RawFd) -> UnixStream {
+        UnixStream { sys: FromRawFd::from_raw_fd(fd) }
+    }
+}
+
+impl IntoRawFd for UnixListener {
+    fn into_raw_fd(self) -> RawFd {
+        self.sys.into_raw_fd()
+    }
+}
+
+impl AsRawFd for UnixListener {
+    fn as_raw_fd(&self) -> RawFd {
+        self.sys.as_raw_fd()
+    }
+}
+
+impl FromRawFd for UnixListener {
+    unsafe fn from_raw_fd(fd: RawFd) -> UnixListener {
+        UnixListener { sys: FromRawFd::from_raw_fd(fd) }
+    }
+}
+
+impl IntoRawFd for PipeReader {
+    fn into_raw_fd(self) -> RawFd {
+        self.io.into_raw_fd()
+    }
+}
+
+impl AsRawFd for PipeReader {
+    fn as_raw_fd(&self) -> RawFd {
+        self.io.as_raw_fd()
+    }
+}
+
+impl FromRawFd for PipeReader {
+    unsafe fn from_raw_fd(fd: RawFd) -> PipeReader {
+        PipeReader { io: FromRawFd::from_raw_fd(fd) }
+    }
+}
+
+impl IntoRawFd for PipeWriter {
+    fn into_raw_fd(self) -> RawFd {
+        self.io.into_raw_fd()
+    }
+}
+
+impl AsRawFd for PipeWriter {
+    fn as_raw_fd(&self) -> RawFd {
+        self.io.as_raw_fd()
+    }
+}
+
+impl FromRawFd for PipeWriter {
+    unsafe fn from_raw_fd(fd: RawFd) -> PipeWriter {
+        PipeWriter { io: FromRawFd::from_raw_fd(fd) }
+    }
+}