annotate DEPENDENCIES/generic/include/boost/range/begin.hpp @ 16:2665513ce2d3

Add boost headers
author Chris Cannam
date Tue, 05 Aug 2014 11:11:38 +0100
parents
children c530137014c0
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Chris@16 1 // Boost.Range library
Chris@16 2 //
Chris@16 3 // Copyright Thorsten Ottosen 2003-2004. Use, modification and
Chris@16 4 // distribution is subject to the Boost Software License, Version
Chris@16 5 // 1.0. (See accompanying file LICENSE_1_0.txt or copy at
Chris@16 6 // http://www.boost.org/LICENSE_1_0.txt)
Chris@16 7 //
Chris@16 8 // For more information, see http://www.boost.org/libs/range/
Chris@16 9 //
Chris@16 10
Chris@16 11 #ifndef BOOST_RANGE_BEGIN_HPP
Chris@16 12 #define BOOST_RANGE_BEGIN_HPP
Chris@16 13
Chris@16 14 #if defined(_MSC_VER) && (_MSC_VER >= 1200)
Chris@16 15 # pragma once
Chris@16 16 #endif
Chris@16 17
Chris@16 18 #include <boost/range/config.hpp>
Chris@16 19
Chris@16 20 #ifdef BOOST_NO_FUNCTION_TEMPLATE_ORDERING
Chris@16 21 #include <boost/range/detail/begin.hpp>
Chris@16 22 #else
Chris@16 23
Chris@16 24 #include <boost/range/iterator.hpp>
Chris@16 25
Chris@16 26 namespace boost
Chris@16 27 {
Chris@16 28
Chris@16 29 #if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) && \
Chris@16 30 !BOOST_WORKAROUND(__GNUC__, < 3) \
Chris@16 31 /**/
Chris@16 32 namespace range_detail
Chris@16 33 {
Chris@16 34 #endif
Chris@16 35
Chris@16 36 //////////////////////////////////////////////////////////////////////
Chris@16 37 // primary template
Chris@16 38 //////////////////////////////////////////////////////////////////////
Chris@16 39
Chris@16 40 template< typename C >
Chris@16 41 inline BOOST_DEDUCED_TYPENAME range_iterator<C>::type
Chris@16 42 range_begin( C& c )
Chris@16 43 {
Chris@16 44 //
Chris@16 45 // If you get a compile-error here, it is most likely because
Chris@16 46 // you have not implemented range_begin() properly in
Chris@16 47 // the namespace of C
Chris@16 48 //
Chris@16 49 return c.begin();
Chris@16 50 }
Chris@16 51
Chris@16 52 //////////////////////////////////////////////////////////////////////
Chris@16 53 // pair
Chris@16 54 //////////////////////////////////////////////////////////////////////
Chris@16 55
Chris@16 56 template< typename Iterator >
Chris@16 57 inline Iterator range_begin( const std::pair<Iterator,Iterator>& p )
Chris@16 58 {
Chris@16 59 return p.first;
Chris@16 60 }
Chris@16 61
Chris@16 62 template< typename Iterator >
Chris@16 63 inline Iterator range_begin( std::pair<Iterator,Iterator>& p )
Chris@16 64 {
Chris@16 65 return p.first;
Chris@16 66 }
Chris@16 67
Chris@16 68 //////////////////////////////////////////////////////////////////////
Chris@16 69 // array
Chris@16 70 //////////////////////////////////////////////////////////////////////
Chris@16 71
Chris@16 72 //
Chris@16 73 // May this be discarded? Or is it needed for bad compilers?
Chris@16 74 //
Chris@16 75 template< typename T, std::size_t sz >
Chris@16 76 inline const T* range_begin( const T (&a)[sz] )
Chris@16 77 {
Chris@16 78 return a;
Chris@16 79 }
Chris@16 80
Chris@16 81 template< typename T, std::size_t sz >
Chris@16 82 inline T* range_begin( T (&a)[sz] )
Chris@16 83 {
Chris@16 84 return a;
Chris@16 85 }
Chris@16 86
Chris@16 87
Chris@16 88 #if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) && \
Chris@16 89 !BOOST_WORKAROUND(__GNUC__, < 3) \
Chris@16 90 /**/
Chris@16 91 } // namespace 'range_detail'
Chris@16 92 #endif
Chris@16 93
Chris@16 94 // Use a ADL namespace barrier to avoid ambiguity with other unqualified
Chris@16 95 // calls. This is particularly important with C++0x encouraging
Chris@16 96 // unqualified calls to begin/end.
Chris@16 97 namespace range_adl_barrier
Chris@16 98 {
Chris@16 99
Chris@16 100 template< class T >
Chris@16 101 inline BOOST_DEDUCED_TYPENAME range_iterator<T>::type begin( T& r )
Chris@16 102 {
Chris@16 103 #if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) && \
Chris@16 104 !BOOST_WORKAROUND(__GNUC__, < 3) \
Chris@16 105 /**/
Chris@16 106 using namespace range_detail;
Chris@16 107 #endif
Chris@16 108 return range_begin( r );
Chris@16 109 }
Chris@16 110
Chris@16 111 template< class T >
Chris@16 112 inline BOOST_DEDUCED_TYPENAME range_iterator<const T>::type begin( const T& r )
Chris@16 113 {
Chris@16 114 #if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) && \
Chris@16 115 !BOOST_WORKAROUND(__GNUC__, < 3) \
Chris@16 116 /**/
Chris@16 117 using namespace range_detail;
Chris@16 118 #endif
Chris@16 119 return range_begin( r );
Chris@16 120 }
Chris@16 121
Chris@16 122 } // namespace range_adl_barrier
Chris@16 123 } // namespace boost
Chris@16 124
Chris@16 125 #endif // BOOST_NO_FUNCTION_TEMPLATE_ORDERING
Chris@16 126
Chris@16 127 namespace boost
Chris@16 128 {
Chris@16 129 namespace range_adl_barrier
Chris@16 130 {
Chris@16 131 template< class T >
Chris@16 132 inline BOOST_DEDUCED_TYPENAME range_iterator<const T>::type
Chris@16 133 const_begin( const T& r )
Chris@16 134 {
Chris@16 135 return boost::range_adl_barrier::begin( r );
Chris@16 136 }
Chris@16 137 } // namespace range_adl_barrier
Chris@16 138
Chris@16 139 using namespace range_adl_barrier;
Chris@16 140 } // namespace boost
Chris@16 141
Chris@16 142 #endif
Chris@16 143