Add base::this_thread::native_handle() function

src/base/LICENSE.txt

@@ -1,4 +1,4 @@
-Copyright (c) 2001-2015 David Capello
+Copyright (c) 2001-2016 David Capello
 
 Permission is hereby granted, free of charge, to any person obtaining
 a copy of this software and associated documentation files (the

src/base/README.md

@@ -1,5 +1,5 @@
 # Aseprite Base Library
-*Copyright (C) 2001-2015 David Capello*
+*Copyright (C) 2001-2016 David Capello*
 
 > Distributed under [MIT license](LICENSE.txt)
 

src/base/thread.cpp

@@ -1,5 +1,5 @@
 // Aseprite Base Library
-// Copyright (c) 2001-2013, 2015 David Capello
+// Copyright (c) 2001-2016 David Capello
 //
 // This file is released under the terms of the MIT license.
 // Read LICENSE.txt for more information.
@@ -152,3 +152,16 @@ void base::this_thread::sleep_for(double seconds)
 
 #endif
 }
+
+base::thread::native_handle_type base::this_thread::native_handle()
+{
+#ifdef _WIN32
+
+  return GetCurrentThread();
+
+#else
+
+  return (void*)pthread_self();
+
+#endif
+}

src/base/thread.h

@@ -1,5 +1,5 @@
 // Aseprite Base Library
-// Copyright (c) 2001-2013 David Capello
+// Copyright (c) 2001-2016 David Capello
 //
 // This file is released under the terms of the MIT license.
 // Read LICENSE.txt for more information.
@@ -92,6 +92,7 @@ namespace base {                // Based on C++0x threads lib
   {
     void yield();
     void sleep_for(double seconds);
+    thread::native_handle_type native_handle();
   }
 
   // This class joins the thread in its destructor.