test: epoc32/include/stdapis/boost/assign/list

     1 // Boost.Assign library

     2 //

     3 //  Copyright Thorsten Ottosen 2003-2004. Use, modification and

     4 //  distribution is subject to the Boost Software License, Version

     5 //  1.0. (See accompanying file LICENSE_1_0.txt or copy at

     6 //  http://www.boost.org/LICENSE_1_0.txt)

     7 //

     8 // For more information, see http://www.boost.org/libs/assign/

     9 //

    11 #ifndef BOOST_ASSIGN_LIST_INSERTER_HPP

    12 #define BOOST_ASSIGN_LIST_INSERTER_HPP

    14 #if defined(_MSC_VER) && (_MSC_VER >= 1020)

    15 # pragma once

    16 #endif

    18 #include <boost/detail/workaround.hpp>

    20 #include <boost/mpl/if.hpp>

    21 #include <boost/type_traits/is_same.hpp>

    22 #include <boost/range/begin.hpp>

    23 #include <boost/range/end.hpp>

    24 #include <boost/config.hpp>

    25 #include <cstddef>

    27 #include <boost/preprocessor/repetition/enum_binary_params.hpp>

    28 #include <boost/preprocessor/repetition/enum_params.hpp>

    29 #include <boost/preprocessor/cat.hpp>

    30 #include <boost/preprocessor/iteration/local.hpp>

    31 #include <boost/preprocessor/arithmetic/inc.hpp>

    33 namespace boost

    34 {

    35 namespace assign_detail

    36 {

    37     template< class T >

    38     struct repeater

    39     {

    40         std::size_t  sz;

    41         T            val;

    43         repeater( std::size_t sz, T r ) : sz( sz ), val( r )

    44         { }

    45     };

    47     template< class Fun >

    48     struct fun_repeater

    49     {

    50         std::size_t  sz;

    51         Fun          val;

    53         fun_repeater( std::size_t sz, Fun r ) : sz( sz ), val( r )

    54         { }

    55     };

    57     template< class C >

    58     class call_push_back

    59     {

    60         C& c_;

    61     public:

    62         call_push_back( C& c ) : c_( c )

    63         { }

    65         template< class T >

    66         void operator()( T r )

    67         {

    68             c_.push_back( r );

    69         }

    70     };

    72     template< class C >

    73     class call_push_front

    74     {

    75         C& c_;

    76     public:

    77         call_push_front( C& c ) : c_( c )

    78         { }

    80         template< class T >

    81         void operator()( T r )

    82         {

    83             c_.push_front( r );

    84         }

    85     };

    87     template< class C >

    88     class call_push

    89     {

    90         C& c_;

    91     public:

    92         call_push( C& c ) : c_( c )

    93         { }

    95         template< class T >

    96         void operator()( T r )

    97         {

    98             c_.push( r );

    99         }

   100     };

   102     template< class C >

   103     class call_insert

   104     {

   105         C& c_;

   106     public:

   107         call_insert( C& c ) : c_( c )

   108         { }

   110         template< class T >

   111         void operator()( T r )

   112         {

   113             c_.insert( r );

   114         }

   115     };

   117     template< class C >

   118     class call_add_edge

   119     {

   120         C& c_;

   121     public:

   122         call_add_edge( C& c ) : c_(c)

   123         { }

   125         template< class T >

   126         void operator()( T l, T r )

   127         {

   128             add_edge( l, r, c_ );

   129         }

   131         template< class T, class EP >

   132         void operator()( T l, T r, const EP& ep )

   133         {

   134             add_edge( l, r, ep, c_ );

   135         }

   137     };

   139     struct forward_n_arguments {};

   141 } // namespace 'assign_detail'

   143 namespace assign

   144 {

   146     template< class T >

   147     inline assign_detail::repeater<T>

   148     repeat( std::size_t sz, T r )

   149     {

   150         return assign_detail::repeater<T>( sz, r );

   151     }

   153     template< class Function >

   154     inline assign_detail::fun_repeater<Function>

   155     repeat_fun( std::size_t sz, Function r )

   156     {

   157         return assign_detail::fun_repeater<Function>( sz, r );

   158     }

   161     template< class Function, class Argument = assign_detail::forward_n_arguments >

   162     class list_inserter

   163     {

   164         struct single_arg_type {};

   165         struct n_arg_type      {};

   167         typedef BOOST_DEDUCED_TYPENAME mpl::if_c< is_same<Argument,assign_detail::forward_n_arguments>::value,

   168                                                   n_arg_type,

   169                                                   single_arg_type >::type arg_type;

   171     public:

   173         list_inserter( Function fun ) : insert_( fun )

   174         {}

   176         template< class Function2, class Arg >

   177         list_inserter( const list_inserter<Function2,Arg>& r )

   178         : insert_( r.fun_private() )

   179         {}

   181         list_inserter( const list_inserter& r ) : insert_( r.insert_ )

   182         {}

   184         list_inserter& operator()()

   185         {

   186             insert_( Argument() );

   187             return *this;

   188         }

   190         template< class T >

   191         list_inserter& operator=( const T& r )

   192         {

   193             insert_( r );

   194             return *this;

   195         }

   197         template< class T >

   198         list_inserter& operator=( assign_detail::repeater<T> r )

   199         {

   200             return operator,( r );

   201         }

   203         template< class Nullary_function >

   204         list_inserter& operator=( const assign_detail::fun_repeater<Nullary_function>& r )

   205         {

   206             //BOOST_STATIC_ASSERT( function_traits<Nullary_function>::arity == 0 );

   207             //BOOST_STATIC_ASSERT( is_convertible< BOOST_DEDUCED_TYPENAME function_traits<

   208             //                      Nullary_function>::result_type >,T>::value );

   210             return operator,( r );

   211         }

   213         template< class T >

   214         list_inserter& operator,( const T& r )

   215         {

   216             insert_( r  );

   217             return *this;

   218         }

   220 #if BOOST_WORKAROUND(__MWERKS__, BOOST_TESTED_AT(0x3205))

   221         template< class T >

   222         list_inserter& operator,( const assign_detail::repeater<T> & r )

   223         {

   224             return repeat( r.sz, r.val );

   225         }

   226 #else

   227         template< class T >

   228         list_inserter& operator,( assign_detail::repeater<T> r )

   229         {

   230             return repeat( r.sz, r.val );

   231         }

   232 #endif

   234         template< class Nullary_function >

   235         list_inserter& operator,( const assign_detail::fun_repeater<Nullary_function>& r )

   236         {

   237             return repeat_fun( r.sz, r.val );

   238         }

   240         template< class T >

   241         list_inserter& repeat( std::size_t sz, T r )

   242         {

   243             std::size_t i = 0;

   244             while( i++ != sz )

   245                 insert_( r );

   246             return *this;

   247         }

   249         template< class Nullary_function >

   250         list_inserter& repeat_fun( std::size_t sz, Nullary_function fun )

   251         {

   252             std::size_t i = 0;

   253             while( i++ != sz )

   254                 insert_( fun() );

   255             return *this;

   256         }

   258         template< class SinglePassIterator >

   259         list_inserter& range( SinglePassIterator first,

   260                               SinglePassIterator last )

   261         {

   262             for( ; first != last; ++first )

   263                 insert_( *first );

   264             return *this;

   265         }

   267         template< class SinglePassRange >

   268         list_inserter& range( const SinglePassRange& r )

   269         {

   270             return range( boost::begin(r), boost::end(r) );

   271         }

   273         template< class T >

   274         list_inserter& operator()( const T& t )

   275         {

   276             insert_( t );

   277             return *this;

   278         }

   280 #ifndef BOOST_ASSIGN_MAX_PARAMS // use user's value

   281 #define BOOST_ASSIGN_MAX_PARAMS 5

   282 #endif

   283 #define BOOST_ASSIGN_MAX_PARAMETERS (BOOST_ASSIGN_MAX_PARAMS - 1)

   284 #define BOOST_ASSIGN_PARAMS1(n) BOOST_PP_ENUM_PARAMS(n, class T)

   285 #define BOOST_ASSIGN_PARAMS2(n) BOOST_PP_ENUM_BINARY_PARAMS(n, T, const& t)

   286 #define BOOST_ASSIGN_PARAMS3(n) BOOST_PP_ENUM_PARAMS(n, t)

   288 #define BOOST_PP_LOCAL_LIMITS (1, BOOST_ASSIGN_MAX_PARAMETERS)

   289 #define BOOST_PP_LOCAL_MACRO(n) \

   290     template< class T, BOOST_ASSIGN_PARAMS1(n) > \

   291     list_inserter& operator()(T t, BOOST_ASSIGN_PARAMS2(n) ) \

   292         { \

   293             BOOST_PP_CAT(insert, BOOST_PP_INC(n))(t, BOOST_ASSIGN_PARAMS3(n), arg_type()); \

   294             return *this; \

   295         } \

   296         /**/

   298 #include BOOST_PP_LOCAL_ITERATE()

   301 #define BOOST_PP_LOCAL_LIMITS (1, BOOST_ASSIGN_MAX_PARAMETERS)

   302 #define BOOST_PP_LOCAL_MACRO(n) \

   303     template< class T, BOOST_ASSIGN_PARAMS1(n) > \

   304     void BOOST_PP_CAT(insert, BOOST_PP_INC(n))(T const& t, BOOST_ASSIGN_PARAMS2(n), single_arg_type) \

   305     { \

   306         insert_( Argument(t, BOOST_ASSIGN_PARAMS3(n) )); \

   307     } \

   308     /**/

   310 #include BOOST_PP_LOCAL_ITERATE()

   312 #define BOOST_PP_LOCAL_LIMITS (1, BOOST_ASSIGN_MAX_PARAMETERS)

   313 #define BOOST_PP_LOCAL_MACRO(n) \

   314     template< class T, BOOST_ASSIGN_PARAMS1(n) > \

   315     void BOOST_PP_CAT(insert, BOOST_PP_INC(n))(T const& t, BOOST_ASSIGN_PARAMS2(n), n_arg_type) \

   316     { \

   317         insert_(t, BOOST_ASSIGN_PARAMS3(n) ); \

   318     } \

   319     /**/

   321 #include BOOST_PP_LOCAL_ITERATE()

   324         Function fun_private() const

   325         {

   326             return insert_;

   327         }

   329     private:

   331         list_inserter& operator=( const list_inserter& );

   332         Function insert_;

   333     };

   335     template< class Function >

   336     inline list_inserter< Function >

   337     make_list_inserter( Function fun )

   338     {

   339         return list_inserter< Function >( fun );

   340     }

   342     template< class Function, class Argument >

   343     inline list_inserter<Function,Argument>

   344     make_list_inserter( Function fun, Argument* )

   345     {

   346         return list_inserter<Function,Argument>( fun );

   347     }

   349     template< class C >

   350     inline list_inserter< assign_detail::call_push_back<C>,

   351                           BOOST_DEDUCED_TYPENAME C::value_type >

   352     push_back( C& c )

   353     {

   354         static BOOST_DEDUCED_TYPENAME C::value_type* p = 0;

   355         return make_list_inserter( assign_detail::call_push_back<C>( c ),

   356                                    p );

   357     }

   359     template< class C >

   360     inline list_inserter< assign_detail::call_push_front<C>,

   361                           BOOST_DEDUCED_TYPENAME C::value_type >

   362     push_front( C& c )

   363     {

   364         static BOOST_DEDUCED_TYPENAME C::value_type* p = 0;

   365         return make_list_inserter( assign_detail::call_push_front<C>( c ),

   366                                    p );

   367     }

   369     template< class C >

   370     inline list_inserter< assign_detail::call_insert<C>,

   371                           BOOST_DEDUCED_TYPENAME C::value_type >

   372     insert( C& c )

   373     {

   374         static BOOST_DEDUCED_TYPENAME C::value_type* p = 0;

   375         return make_list_inserter( assign_detail::call_insert<C>( c ),

   376                                    p );

   377     }

   379     template< class C >

   380     inline list_inserter< assign_detail::call_push<C>,

   381                           BOOST_DEDUCED_TYPENAME C::value_type >

   382     push( C& c )

   383     {

   384         static BOOST_DEDUCED_TYPENAME C::value_type* p = 0;

   385         return make_list_inserter( assign_detail::call_push<C>( c ),

   386                                    p );

   387     }

   389     template< class C >

   390     inline list_inserter< assign_detail::call_add_edge<C> >

   391     add_edge( C& c )

   392     {

   393         return make_list_inserter( assign_detail::call_add_edge<C>( c ) );

   394     }

   396 } // namespace 'assign'

   397 } // namespace 'boost'

   399 #undef BOOST_ASSIGN_PARAMS1

   400 #undef BOOST_ASSIGN_PARAMS2

   401 #undef BOOST_ASSIGN_PARAMS3

   402 #undef BOOST_ASSIGN_MAX_PARAMETERS

   404 #endif

author	William Roberts <williamr@symbian.org>
	Tue, 16 Mar 2010 16:12:26 +0000
branch	Symbian2
changeset 2	2fe1408b6811
permissions	-rw-r--r--