Subject: [Boost-commit] svn:boost r59335 - in trunk/boost/fusion/adapted: . struct
From: hartmut.kaiser_at_[hidden]
Date: 2010-01-28 16:27:33
Author: hkaiser
Date: 2010-01-28 16:27:32 EST (Thu, 28 Jan 2010)
New Revision: 59335
URL: http://svn.boost.org/trac/boost/changeset/59335
Log:
Fusion adding ADAPT_NAMED_STRUCT
Added:
trunk/boost/fusion/adapted/struct/adapt_named_struct.hpp (contents, props changed)
Text files modified:
trunk/boost/fusion/adapted/struct.hpp | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
Modified: trunk/boost/fusion/adapted/struct.hpp
==============================================================================
--- trunk/boost/fusion/adapted/struct.hpp (original)
+++ trunk/boost/fusion/adapted/struct.hpp 2010-01-28 16:27:32 EST (Thu, 28 Jan 2010)
@@ -10,6 +10,7 @@
#include <boost/fusion/adapted/struct/extension.hpp>
#include <boost/fusion/adapted/struct/adapt_struct.hpp>
+#include <boost/fusion/adapted/struct/adapt_named_struct.hpp>
#include <boost/fusion/adapted/struct/adapt_assoc_struct.hpp>
#include <boost/fusion/adapted/struct/struct_iterator.hpp>
Added: trunk/boost/fusion/adapted/struct/adapt_named_struct.hpp
==============================================================================
--- (empty file)
+++ trunk/boost/fusion/adapted/struct/adapt_named_struct.hpp 2010-01-28 16:27:32 EST (Thu, 28 Jan 2010)
@@ -0,0 +1,119 @@
+/*=============================================================================
+ Copyright (c) 2001-2007 Joel de Guzman
+ Copyright (c) 2009-2010 Hartmut Kaiser
+
+ Distributed under 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_FUSION_NAMED_ADAPT_STRUCT_SEP_29_2009_0748PM)
+#define BOOST_FUSION_NAMED_ADAPT_STRUCT_SEP_29_2009_0748PM
+
+#include <boost/fusion/support/tag_of_fwd.hpp>
+#include <boost/fusion/adapted/struct/extension.hpp>
+#include <boost/fusion/adapted/struct/struct_iterator.hpp>
+#include <boost/fusion/adapted/struct/detail/is_view_impl.hpp>
+#include <boost/fusion/adapted/struct/detail/is_sequence_impl.hpp>
+#include <boost/fusion/adapted/struct/detail/category_of_impl.hpp>
+#include <boost/fusion/adapted/struct/detail/begin_impl.hpp>
+#include <boost/fusion/adapted/struct/detail/end_impl.hpp>
+#include <boost/fusion/adapted/struct/detail/size_impl.hpp>
+#include <boost/fusion/adapted/struct/detail/at_impl.hpp>
+#include <boost/fusion/adapted/struct/detail/value_at_impl.hpp>
+
+#include <boost/preprocessor/cat.hpp>
+#include <boost/preprocessor/punctuation/comma_if.hpp>
+#include <boost/preprocessor/seq/for_each.hpp>
+#include <boost/preprocessor/seq/for_each_i.hpp>
+#include <boost/preprocessor/seq/elem.hpp>
+#include <boost/preprocessor/tuple/elem.hpp>
+#include <boost/preprocessor/repetition/enum_params_with_a_default.hpp>
+#include <boost/preprocessor/repetition/enum_params.hpp>
+#include <boost/preprocessor/cat.hpp>
+#include <boost/mpl/int.hpp>
+#include <boost/config/no_tr1/utility.hpp>
+
+#define BOOST_FUSION_ADAPT_NAMED_STRUCT(name, newname, bseq) \
+ BOOST_FUSION_ADAPT_NAMED_STRUCT_I((())(name)(newname), \
+ BOOST_PP_CAT(BOOST_FUSION_ADAPT_NAMED_STRUCT_X bseq, 0)) \
+ /***/
+
+#define BOOST_FUSION_ADAPT_NAMED_STRUCT_NS(name, ns, newname, bseq) \
+ BOOST_FUSION_ADAPT_NAMED_STRUCT_I((ns)(name)(newname), \
+ BOOST_PP_CAT(BOOST_FUSION_ADAPT_NAMED_STRUCT_X bseq, 0)) \
+ /***/
+
+#define BOOST_FUSION_ADAPT_NAMED_STRUCT_X(x, y) ((x, y)) BOOST_FUSION_ADAPT_NAMED_STRUCT_Y
+#define BOOST_FUSION_ADAPT_NAMED_STRUCT_Y(x, y) ((x, y)) BOOST_FUSION_ADAPT_NAMED_STRUCT_X
+#define BOOST_FUSION_ADAPT_NAMED_STRUCT_X0
+#define BOOST_FUSION_ADAPT_NAMED_STRUCT_Y0
+
+// BOOST_FUSION_ADAPT_NAMED_STRUCT_I generates the overarching structure and uses
+// uses SEQ_FOR_EACH_I to generate the "linear" substructures.
+// Thanks to Paul Mensonides for the PP macro help
+
+#define BOOST_FUSION_ADAPT_NAMED_STRUCT_I(names, seq) \
+ BOOST_PP_SEQ_FOR_EACH( \
+ BOOST_FUSION_ADAPT_NAMED_STRUCT_NS_B, _, BOOST_PP_SEQ_ELEM(0, names)) \
+ struct BOOST_PP_SEQ_ELEM(2, names) \
+ { \
+ BOOST_PP_SEQ_ELEM(2, names)(BOOST_PP_SEQ_ELEM(1, names)& s) \
+ : s_(s) {} \
+ BOOST_PP_SEQ_ELEM(1, names)& s_; \
+ }; \
+ BOOST_PP_SEQ_FOR_EACH( \
+ BOOST_FUSION_ADAPT_NAMED_STRUCT_NS_E, _, BOOST_PP_SEQ_ELEM(0, names)) \
+ namespace boost { namespace fusion { namespace traits \
+ { \
+ template <> \
+ struct tag_of<BOOST_PP_SEQ_ELEM(2, names)> \
+ { \
+ typedef struct_tag type; \
+ }; \
+ }}} \
+ \
+ namespace boost { namespace mpl \
+ { \
+ template<typename> \
+ struct sequence_tag; \
+ \
+ template<> \
+ struct sequence_tag<BOOST_PP_SEQ_ELEM(2, names)> \
+ { \
+ typedef fusion::fusion_sequence_tag type; \
+ }; \
+ \
+ template<> \
+ struct sequence_tag<BOOST_PP_SEQ_ELEM(2, names) const> \
+ { \
+ typedef fusion::fusion_sequence_tag type; \
+ }; \
+ }} \
+ \
+ namespace boost { namespace fusion { namespace extension \
+ { \
+ template <> \
+ struct struct_size<BOOST_PP_SEQ_ELEM(2, names)> \
+ : mpl::int_<BOOST_PP_SEQ_SIZE(seq)> {}; \
+ BOOST_PP_SEQ_FOR_EACH_I(BOOST_FUSION_ADAPT_NAMED_STRUCT_C, names, seq) \
+ }}} \
+ /***/
+
+#define BOOST_FUSION_ADAPT_NAMED_STRUCT_NS_B(r, _, ns) namespace ns { \
+ /***/
+#define BOOST_FUSION_ADAPT_NAMED_STRUCT_NS_E(r, _, ns) } \
+ /***/
+
+#define BOOST_FUSION_ADAPT_NAMED_STRUCT_C(r, names, i, xy) \
+ template <> \
+ struct struct_member<BOOST_PP_SEQ_ELEM(1, names), i> \
+ { \
+ typedef BOOST_PP_TUPLE_ELEM(2, 0, xy) type; \
+ static type& call(BOOST_PP_SEQ_ELEM(1, names)& struct_) \
+ { \
+ return struct_.s_.BOOST_PP_TUPLE_ELEM(2, 1, xy); \
+ } \
+ }; \
+ /***/
+
+#endif
+