Add sfml network library. Hopefully this will make net-related coding a breeze :)

Note that as it is not used by anything yet, it has not yet been added as a dependency for any projects

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@3184 8ced0084-cf51-0410-be5f-012b33b47a6e

Externals/SFML/include/SFML/System/NonCopyable.hpp

@@ -0,0 +1,70 @@
+////////////////////////////////////////////////////////////
+//
+// SFML - Simple and Fast Multimedia Library
+// Copyright (C) 2007-2008 Laurent Gomila (laurent.gom@gmail.com)
+//
+// This software is provided 'as-is', without any express or implied warranty.
+// In no event will the authors be held liable for any damages arising from the use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose,
+// including commercial applications, and to alter it and redistribute it freely,
+// subject to the following restrictions:
+//
+// 1. The origin of this software must not be misrepresented;
+//    you must not claim that you wrote the original software.
+//    If you use this software in a product, an acknowledgment
+//    in the product documentation would be appreciated but is not required.
+//
+// 2. Altered source versions must be plainly marked as such,
+//    and must not be misrepresented as being the original software.
+//
+// 3. This notice may not be removed or altered from any source distribution.
+//
+////////////////////////////////////////////////////////////
+
+#ifndef SFML_NONCOPYABLE_HPP
+#define SFML_NONCOPYABLE_HPP
+
+////////////////////////////////////////////////////////////
+// Headers
+////////////////////////////////////////////////////////////
+#include <SFML/Config.hpp>
+
+
+namespace sf
+{
+////////////////////////////////////////////////////////////
+/// Utility base class to easily declare non-copyable classes.
+/// Just inherit from NonCopyable to get a non-copyable class
+////////////////////////////////////////////////////////////
+struct SFML_API NonCopyable
+{
+protected :
+
+    ////////////////////////////////////////////////////////////
+    /// The default constructor won't be generated, so provide it
+    ///
+    ////////////////////////////////////////////////////////////
+    NonCopyable() {}
+
+private :
+
+    ////////////////////////////////////////////////////////////
+    /// Copy constructor : declare it private and don't implement
+    /// it to prevent from calling it
+    ///
+    ////////////////////////////////////////////////////////////
+    NonCopyable(const NonCopyable&);
+
+    ////////////////////////////////////////////////////////////
+    /// Assignment operator : declare it private and don't implement
+    /// it to prevent from calling it
+    ///
+    ////////////////////////////////////////////////////////////
+    NonCopyable& operator =(const NonCopyable&);
+};
+
+} // namespace sf
+
+
+#endif // SFML_NONCOPYABLE_HPP