From b9a6366f96e14e396452da443b64a10ee480fabf Mon Sep 17 00:00:00 2001
From: Pierre Krieger <pierre.krieger1708@gmail.com>
Date: Mon, 29 Dec 2014 22:56:15 +0100
Subject: [PATCH] Update for changes in Send/Sync traits

---
 Cargo.toml            |  4 ++--
 src/android/mod.rs    |  8 ++++++++
 src/osx/headless.rs   |  3 +++
 src/osx/mod.rs        |  5 +++++
 src/win32/init.rs     |  8 +++++++-
 src/win32/mod.rs      | 11 ++++++++++-
 src/x11/headless.rs   |  3 +++
 src/x11/window/mod.rs |  3 +++
 8 files changed, 41 insertions(+), 4 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 99a727bb..71595b3a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -38,9 +38,9 @@ git = "https://github.com/servo/rust-core-graphics"
 git = "https://github.com/servo/rust-core-graphics"
 
 [target.i686-pc-windows-gnu.dependencies.winapi]
-version = "^0.0.2"
+version = "^0.0.3"
 features = ["gdi32", "kernel32", "user32"]
 
 [target.x86_64-pc-windows-gnu.dependencies.winapi]
-version = "^0.0.2"
+version = "^0.0.3"
 features = ["gdi32", "kernel32", "user32"]
diff --git a/src/android/mod.rs b/src/android/mod.rs
index 7279f991..111d4b42 100644
--- a/src/android/mod.rs
+++ b/src/android/mod.rs
@@ -60,6 +60,11 @@ impl HeadlessContext {
     }
 }
 
+#[cfg(feature = "headless")]
+unsafe impl Send for HeadlessContext {}
+#[cfg(feature = "headless")]
+unsafe impl Sync for HeadlessContext {}
+
 impl Window {
     pub fn new(builder: WindowBuilder) -> Result<Window, CreationError> {
         use std::{mem, ptr};
@@ -275,6 +280,9 @@ impl Window {
     }
 }
 
+unsafe impl Send for Window {}
+unsafe impl Sync for Window {}
+
 #[cfg(feature = "window")]
 #[deriving(Clone)]
 pub struct WindowProxy;
diff --git a/src/osx/headless.rs b/src/osx/headless.rs
index bbe3d9f5..1332cf31 100644
--- a/src/osx/headless.rs
+++ b/src/osx/headless.rs
@@ -99,6 +99,9 @@ impl HeadlessContext {
     }
 }
 
+unsafe impl Send for HeadlessContext {}
+unsafe impl Sync for HeadlessContext {}
+
 impl Drop for HeadlessContext {
     fn drop(&mut self) {
         unsafe {
diff --git a/src/osx/mod.rs b/src/osx/mod.rs
index 7df66039..92ef641d 100644
--- a/src/osx/mod.rs
+++ b/src/osx/mod.rs
@@ -72,6 +72,11 @@ impl Window {
     }
 }
 
+#[cfg(feature = "window")]
+unsafe impl Send for Window {}
+#[cfg(feature = "window")]
+unsafe impl Sync for Window {}
+
 #[cfg(feature = "window")]
 #[deriving(Clone)]
 pub struct WindowProxy;
diff --git a/src/win32/init.rs b/src/win32/init.rs
index 3cdf8d5a..7b236b0e 100644
--- a/src/win32/init.rs
+++ b/src/win32/init.rs
@@ -18,11 +18,15 @@ use winapi;
 ///  receive an event for another window.
 thread_local!(static WINDOW: Rc<RefCell<Option<(winapi::HWND, Sender<Event>)>>> = Rc::new(RefCell::new(None)));
 
+/// Work-around the fact that HGLRC doesn't implement Send
+pub struct ContextHack(pub winapi::HGLRC);
+unsafe impl Send for ContextHack {}
+
 pub fn new_window(builder_dimensions: Option<(uint, uint)>, builder_title: String,
                   builder_monitor: Option<super::MonitorID>,
                   builder_gl_version: Option<(uint, uint)>, builder_debug: bool,
                   builder_vsync: bool, builder_hidden: bool,
-                  builder_sharelists: Option<winapi::HGLRC>, builder_multisampling: Option<u16>)
+                  builder_sharelists: Option<ContextHack>, builder_multisampling: Option<u16>)
                   -> Result<Window, CreationError>
 {
     use std::mem;
@@ -38,6 +42,8 @@ pub fn new_window(builder_dimensions: Option<(uint, uint)>, builder_title: Strin
     //  so we create a new thread dedicated to this window.
     // This is the only safe method. Using `nosend` wouldn't work for non-native runtime.
     ::std::thread::Thread::spawn(move || {
+        let builder_sharelists = builder_sharelists.map(|s| s.0);
+
         // registering the window class
         let class_name = {
             let class_name: Vec<u16> = "Window Class".utf16_units().chain(Some(0).into_iter())
diff --git a/src/win32/mod.rs b/src/win32/mod.rs
index dba08e56..a5f05476 100644
--- a/src/win32/mod.rs
+++ b/src/win32/mod.rs
@@ -51,6 +51,11 @@ impl HeadlessContext {
     }
 }
 
+#[cfg(feature = "headless")]
+unsafe impl Send for HeadlessContext {}
+#[cfg(feature = "headless")]
+unsafe impl Sync for HeadlessContext {}
+
 /// The Win32 implementation of the main `Window` object.
 pub struct Window {
     /// Main handle for the window.
@@ -75,6 +80,9 @@ pub struct Window {
     is_closed: AtomicBool,
 }
 
+unsafe impl Send for Window {}
+unsafe impl Sync for Window {}
+
 #[cfg(feature = "window")]
 impl Window {
     /// See the docs in the crate root file.
@@ -82,7 +90,8 @@ impl Window {
         let WindowBuilder { dimensions, title, monitor, gl_version,
                             gl_debug, vsync, visible, sharing, multisampling } = builder;
         init::new_window(dimensions, title, monitor, gl_version, gl_debug, vsync,
-                         !visible, sharing.map(|w| w.window.context), multisampling)
+                         !visible, sharing.map(|w| init::ContextHack(w.window.context)),
+                         multisampling)
     }
 }
 
diff --git a/src/x11/headless.rs b/src/x11/headless.rs
index 95f52333..d6f1023c 100644
--- a/src/x11/headless.rs
+++ b/src/x11/headless.rs
@@ -62,3 +62,6 @@ impl Drop for HeadlessContext {
         unsafe { ffi::OSMesaDestroyContext(self.context) }
     }
 }
+
+unsafe impl Send for HeadlessContext {}
+unsafe impl Sync for HeadlessContext {}
diff --git a/src/x11/window/mod.rs b/src/x11/window/mod.rs
index 422b5b66..0a8c3d58 100644
--- a/src/x11/window/mod.rs
+++ b/src/x11/window/mod.rs
@@ -34,6 +34,9 @@ struct XWindow {
     im: ffi::XIM,
 }
 
+unsafe impl Send for Window {}
+unsafe impl Sync for Window {}
+
 impl Drop for XWindow {
     fn drop(&mut self) {
         unsafe {