add boost on mac

macx64/include/boost/vmd/is_empty_list.hpp

@@ -0,0 +1,73 @@
+
+//  (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_IS_EMPTY_LIST_HPP)
+#define BOOST_VMD_IS_EMPTY_LIST_HPP
+
+#include <boost/vmd/detail/setup.hpp>
+
+#if BOOST_PP_VARIADICS
+
+#include <boost/vmd/detail/is_list.hpp>
+
+/*
+
+  The succeeding comments in this file are in doxygen format.
+
+*/
+
+/** \file
+*/
+
+/** \def BOOST_VMD_IS_EMPTY_LIST(sequence)
+
+    \brief Tests whether a sequence is an empty Boost PP list.
+
+    An empty Boost PP list consists of the single identifier 'BOOST_PP_NIL'.
+    This identifier also serves as a list terminator for a non-empty list.
+    
+    sequence = a preprocessor parameter
+
+    returns = 1 if the sequence is an empty Boost PP list
+              0 if it is not.
+              
+    The macro will generate a preprocessing error if the input
+    as an empty list marker, instead of being an identifier, is 
+    a preprocessor token which VMD cannot parse, as in the 
+    example '&BOOST_PP_NIL'.
+    
+*/
+
+#define BOOST_VMD_IS_EMPTY_LIST(sequence) \
+    BOOST_VMD_DETAIL_IS_LIST_IS_EMPTY_LIST_PROCESS(sequence) \
+/**/
+
+/** \def BOOST_VMD_IS_EMPTY_LIST_D(d,sequence)
+
+    \brief Tests whether a sequence is an empty Boost PP list. Re-entrant version.
+
+    An empty Boost PP list consists of the single identifier 'BOOST_PP_NIL'.
+    This identifier also serves as a list terminator for a non-empty list.
+    
+    d        = The next available BOOST_PP_WHILE iteration
+    sequence = a preprocessor parameter
+
+    returns = 1 if the sequence is an empty Boost PP list
+              0 if it is not.
+              
+    The macro will generate a preprocessing error if the input
+    as an empty list marker, instead of being an identifier, is 
+    a preprocessor token which VMD cannot parse, as in the 
+    example '&BOOST_PP_NIL'.
+    
+*/
+
+#define BOOST_VMD_IS_EMPTY_LIST_D(d,sequence) \
+    BOOST_VMD_DETAIL_IS_LIST_IS_EMPTY_LIST_PROCESS_D(d,sequence) \
+/**/
+
+#endif /* BOOST_PP_VARIADICS */
+#endif /* BOOST_VMD_IS_EMPTY_LIST_HPP */