From 50574588aee9ae5d8a5b0ea58997fd163472b7bb Mon Sep 17 00:00:00 2001
From: Peter Dimov <pdimov@pdimov.com>
Date: Mon, 9 Jun 2014 04:29:52 +0300
Subject: [PATCH] Remove include of
 boost/parameter/aux_/parenthesized_type.hpp.

---
 include/boost/concept/requires.hpp | 29 +++++++++++++++++++++++++----
 1 file changed, 25 insertions(+), 4 deletions(-)

diff --git a/include/boost/concept/requires.hpp b/include/boost/concept/requires.hpp
index 7a74d2f..365ce10 100644
--- a/include/boost/concept/requires.hpp
+++ b/include/boost/concept/requires.hpp
@@ -5,12 +5,33 @@
 # define BOOST_CONCEPT_REQUIRES_DWA2006430_HPP
 
 # include <boost/config.hpp>
-# include <boost/parameter/aux_/parenthesized_type.hpp>
 # include <boost/concept/assert.hpp>
 # include <boost/preprocessor/seq/for_each.hpp>
 
 namespace boost { 
 
+// unaryfunptr_arg_type from parameter/aux_/parenthesized_type.hpp
+
+namespace ccheck_aux {
+
+// A metafunction that transforms void(*)(T) -> T
+template <class UnaryFunctionPointer>
+struct unaryfunptr_arg_type;
+
+template <class Arg>
+struct unaryfunptr_arg_type<void(*)(Arg)>
+{
+    typedef Arg type;
+};
+
+template <>
+struct unaryfunptr_arg_type<void(*)(void)>
+{
+    typedef void type;
+};
+
+} // namespace ccheck_aux
+
 // Template for use in handwritten assertions
 template <class Model, class More>
 struct requires_ : More
@@ -29,7 +50,7 @@ struct _requires_
 };
 
 template <int check, class Result>
-struct Requires_ : ::boost::parameter::aux::unaryfunptr_arg_type<Result>
+struct Requires_ : ::boost::ccheck_aux::unaryfunptr_arg_type<Result>
 {
 };
 
@@ -42,7 +63,7 @@ struct Requires_ : ::boost::parameter::aux::unaryfunptr_arg_type<Result>
 #if defined(NDEBUG)
 
 # define BOOST_CONCEPT_REQUIRES(models, result)                                    \
-    typename ::boost::parameter::aux::unaryfunptr_arg_type<void(*)result>::type
+    typename ::boost::ccheck_aux::unaryfunptr_arg_type<void(*)result>::type
 
 #elif BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
 
@@ -50,7 +71,7 @@ struct Requires_ : ::boost::parameter::aux::unaryfunptr_arg_type<Result>
 # define BOOST_CONCEPT_REQUIRES(models, result)                                \
     ::boost::Requires_<                                                        \
       (0 BOOST_PP_SEQ_FOR_EACH(BOOST_CONCEPT_REQUIRES_, ~, models)),           \
-      ::boost::parameter::aux::unaryfunptr_arg_type<void(*)result>          \
+      ::boost::ccheck_aux::unaryfunptr_arg_type<void(*)result>          \
                      >::type
 
 #else