add boost on mac

macx64/include/boost/vmd/detail/is_empty_tuple.hpp

@@ -0,0 +1,74 @@
+
+//  (C) Copyright Edward Diener 2011-2015
+//  Use, modification and distribution are 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).
+
+#if !defined(BOOST_VMD_DETAIL_IS_EMPTY_TUPLE_HPP)
+#define BOOST_VMD_DETAIL_IS_EMPTY_TUPLE_HPP
+
+#include <boost/preprocessor/comparison/equal.hpp>
+#include <boost/preprocessor/control/iif.hpp>
+#include <boost/preprocessor/tuple/elem.hpp>
+#include <boost/preprocessor/tuple/size.hpp>
+#include <boost/vmd/identity.hpp>
+#include <boost/vmd/is_empty.hpp>
+#include <boost/vmd/is_tuple.hpp>
+
+#define BOOST_VMD_DETAIL_IS_EMPTY_TUPLE_CEM(tuple) \
+    BOOST_VMD_IS_EMPTY(BOOST_PP_TUPLE_ELEM(0,tuple)) \
+/**/
+
+#define BOOST_VMD_DETAIL_IS_EMPTY_TUPLE_SIZE(tuple) \
+    BOOST_VMD_IDENTITY_RESULT \
+        ( \
+        BOOST_PP_IIF \
+            ( \
+            BOOST_PP_EQUAL(BOOST_PP_TUPLE_SIZE(tuple),1), \
+            BOOST_VMD_DETAIL_IS_EMPTY_TUPLE_CEM, \
+            BOOST_VMD_IDENTITY(0) \
+            ) \
+        (tuple) \
+        ) \
+/**/
+
+#define BOOST_VMD_DETAIL_IS_EMPTY_TUPLE_SIZE_D(d,tuple) \
+    BOOST_VMD_IDENTITY_RESULT \
+        ( \
+        BOOST_PP_IIF \
+            ( \
+            BOOST_PP_EQUAL_D(d,BOOST_PP_TUPLE_SIZE(tuple),1), \
+            BOOST_VMD_DETAIL_IS_EMPTY_TUPLE_CEM, \
+            BOOST_VMD_IDENTITY(0) \
+            ) \
+        (tuple) \
+        ) \
+/**/
+
+#define BOOST_VMD_DETAIL_IS_EMPTY_TUPLE(tuple) \
+    BOOST_VMD_IDENTITY_RESULT \
+        ( \
+        BOOST_PP_IIF \
+            ( \
+            BOOST_VMD_IS_TUPLE(tuple), \
+            BOOST_VMD_DETAIL_IS_EMPTY_TUPLE_SIZE, \
+            BOOST_VMD_IDENTITY(0) \
+            ) \
+        (tuple) \
+        ) \
+/**/
+
+#define BOOST_VMD_DETAIL_IS_EMPTY_TUPLE_D(d,tuple) \
+    BOOST_VMD_IDENTITY_RESULT \
+        ( \
+        BOOST_PP_IIF \
+            ( \
+            BOOST_VMD_IS_TUPLE(tuple), \
+            BOOST_VMD_DETAIL_IS_EMPTY_TUPLE_SIZE_D, \
+            BOOST_VMD_IDENTITY(0) \
+            ) \
+        (d,tuple) \
+        ) \
+/**/
+
+#endif /* BOOST_VMD_DETAIL_IS_EMPTY_TUPLE_HPP */