Added boost header

test/external/boost/signals2/preprocessed_slot.hpp

@@ -0,0 +1,72 @@
+// Boost.Signals2 library
+
+// Copyright Frank Mori Hess 2007-2009.
+// Copyright Timmo Stange 2007.
+// Copyright Douglas Gregor 2001-2004. Use, modification and
+// distribution is subject to the Boost Software License, Version
+// 1.0. (See accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt)
+
+// For more information, see http://www.boost.org
+
+#ifndef BOOST_SIGNALS2_PREPROCESSED_SLOT_HPP
+#define BOOST_SIGNALS2_PREPROCESSED_SLOT_HPP
+
+#include <boost/preprocessor/repetition.hpp>
+#include <boost/signals2/detail/preprocessed_arg_type.hpp>
+#include <boost/type_traits/function_traits.hpp>
+
+#ifndef BOOST_SIGNALS2_SLOT_MAX_BINDING_ARGS
+#define BOOST_SIGNALS2_SLOT_MAX_BINDING_ARGS 10
+#endif
+
+
+// template<typename Func, typename BindArgT0, typename BindArgT1, ..., typename BindArgTN-1> slotN(...
+#define BOOST_SIGNALS2_SLOT_N_BINDING_CONSTRUCTOR(z, n, data) \
+  template<typename Func, BOOST_SIGNALS2_PREFIXED_ARGS_TEMPLATE_DECL(n, BindArg)> \
+  BOOST_SIGNALS2_SLOT_CLASS_NAME(BOOST_SIGNALS2_NUM_ARGS)( \
+    const Func &func, BOOST_SIGNALS2_PREFIXED_FULL_REF_ARGS(n, const BindArg)) \
+  { \
+    init_slot_function(boost::bind(func, BOOST_SIGNALS2_SIGNATURE_ARG_NAMES(n))); \
+  }
+#define BOOST_SIGNALS2_SLOT_N_BINDING_CONSTRUCTORS \
+  BOOST_PP_REPEAT_FROM_TO(1, BOOST_SIGNALS2_SLOT_MAX_BINDING_ARGS, BOOST_SIGNALS2_SLOT_N_BINDING_CONSTRUCTOR, ~)
+
+
+#define BOOST_PP_ITERATION_LIMITS (0, BOOST_PP_INC(BOOST_SIGNALS2_MAX_ARGS))
+#define BOOST_PP_FILENAME_1 <boost/signals2/detail/slot_template.hpp>
+#include BOOST_PP_ITERATE()
+
+#undef BOOST_SIGNALS2_SLOT_N_BINDING_CONSTRUCTOR
+#undef BOOST_SIGNALS2_SLOT_N_BINDING_CONSTRUCTORS
+
+namespace boost
+{
+  namespace signals2
+  {
+    template<typename Signature,
+      typename SlotFunction = boost::function<Signature> >
+    class slot: public detail::slotN<function_traits<Signature>::arity,
+      Signature, SlotFunction>::type
+    {
+    private:
+      typedef typename detail::slotN<boost::function_traits<Signature>::arity,
+        Signature, SlotFunction>::type base_type;
+    public:
+      template<typename F>
+      slot(const F& f): base_type(f)
+      {}
+      // bind syntactic sugar
+// template<typename F, typename BindArgT0, typename BindArgT1, ..., typename BindArgTn-1> slot(...
+#define BOOST_SIGNALS2_SLOT_BINDING_CONSTRUCTOR(z, n, data) \
+  template<typename Func, BOOST_SIGNALS2_PREFIXED_ARGS_TEMPLATE_DECL(n, BindArg)> \
+    slot(const Func &func, BOOST_SIGNALS2_PREFIXED_FULL_REF_ARGS(n, const BindArg)): \
+    base_type(func, BOOST_SIGNALS2_SIGNATURE_ARG_NAMES(n)) \
+  {}
+      BOOST_PP_REPEAT_FROM_TO(1, BOOST_SIGNALS2_SLOT_MAX_BINDING_ARGS, BOOST_SIGNALS2_SLOT_BINDING_CONSTRUCTOR, ~)
+#undef BOOST_SIGNALS2_SLOT_BINDING_CONSTRUCTOR
+    };
+  } // namespace signals2
+}
+
+#endif // BOOST_SIGNALS2_PREPROCESSED_SLOT_HPP