AsRawHandle and IntoRawHandle for JoinHandle

This allows users to get the HANDLE of a spawned thread on Windows

Signed-off-by: Peter Atashian <retep998@gmail.com>

1 files changed, 29 insertions, 0 deletions

diff --git a/src/libstd/sys/windows/ext/thread.rs b/src/libstd/sys/windows/ext/thread.rs
new file mode 100644
index 00000000000..3a07204b2bc
--- /dev/null
+++ b/src/libstd/sys/windows/ext/thread.rs
@@ -0,0 +1,29 @@
+// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+//! Extensions to `std::thread` for Windows.
+
+#![unstable(feature = "thread_extensions", issue = "29791")]
+
+use os::windows::io::{RawHandle, AsRawHandle, IntoRawHandle};
+use thread;
+use sys_common::{AsInner, IntoInner};
+
+impl<T> AsRawHandle for thread::JoinHandle<T> {
+    fn as_raw_handle(&self) -> RawHandle {
+        self.as_inner().handle().raw() as *mut _
+    }
+}
+
+impl<T> IntoRawHandle for thread::JoinHandle<T>  {
+    fn into_raw_handle(self) -> RawHandle {
+        self.into_inner().into_handle().into_raw() as *mut _
+    }
+}