Added some Quartz Display Services functions (used in glutin)

src/base.rs

@@ -13,6 +13,7 @@ use libc;
 
 // TODO: this is actually a libc::c_float on 32bit
 pub type CGFloat = libc::c_double;
+pub type CGError = libc::int32_t;
 
 pub type CGAffineTransform = ();
 

src/display.rs

@@ -0,0 +1,26 @@
+// Copyright 2013 The Servo Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution.
+//
+// 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.
+
+// this file defines CGFloat, as well as stubbed data types.
+
+use libc;
+use base::CGError;
+
+pub type CGDirectDisplayID = libc::uint32_t;
+
+#[link(name = "ApplicationServices", kind = "framework")]
+extern {
+    pub fn CGMainDisplayID() -> CGDirectDisplayID;
+    pub fn CGGetActiveDisplayList(max_displays: libc::uint32_t,
+                                  active_displays: *mut CGDirectDisplayID,
+                                  display_count: *mut libc::uint32_t) -> CGError;
+    pub fn CGDisplayModelNumber(display: CGDirectDisplayID) -> libc::uint32_t;
+    pub fn CGDisplayPixelsHigh(display: CGDirectDisplayID) -> libc::size_t;
+    pub fn CGDisplayPixelsWide(display: CGDirectDisplayID) -> libc::size_t;
+}

src/lib.rs

@@ -21,3 +21,5 @@ pub mod data_provider;
 pub mod font;
 #[cfg(target_os="macos")]
 pub mod geometry;
+#[cfg(target_os="macos")]
+pub mod quartz_display_services;