From c007a78d23b684b8edaf624a93ec2d0579a37a86 Mon Sep 17 00:00:00 2001
From: jD91mZM2 <me@krake.one>
Date: Sat, 7 Jul 2018 06:52:03 +0200
Subject: [PATCH] Add is_unnamed

---
 src/libstd/sys/redox/ext/net.rs | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/src/libstd/sys/redox/ext/net.rs b/src/libstd/sys/redox/ext/net.rs
index d29d28c8427d..4c5f85746219 100644
--- a/src/libstd/sys/redox/ext/net.rs
+++ b/src/libstd/sys/redox/ext/net.rs
@@ -67,6 +67,33 @@ impl SocketAddr {
     pub fn as_pathname(&self) -> Option<&Path> {
         None
     }
+
+    /// Returns true if and only if the address is unnamed.
+    ///
+    /// # Examples
+    ///
+    /// A named address:
+    ///
+    /// ```no_run
+    /// use std::os::unix::net::UnixListener;
+    ///
+    /// let socket = UnixListener::bind("/tmp/sock").unwrap();
+    /// let addr = socket.local_addr().expect("Couldn't get local address");
+    /// assert_eq!(addr.is_unnamed(), false);
+    /// ```
+    ///
+    /// An unnamed address:
+    ///
+    /// ```
+    /// use std::os::unix::net::UnixDatagram;
+    ///
+    /// let socket = UnixDatagram::unbound().unwrap();
+    /// let addr = socket.local_addr().expect("Couldn't get local address");
+    /// assert_eq!(addr.is_unnamed(), true);
+    /// ```
+    pub fn is_unnamed(&self) -> bool {
+        false
+    }
 }
 impl fmt::Debug for SocketAddr {
     fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {