Mercurial > hg > vamp-build-and-test
comparison DEPENDENCIES/generic/include/boost/range/as_literal.hpp @ 16:2665513ce2d3
Add boost headers
author | Chris Cannam |
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date | Tue, 05 Aug 2014 11:11:38 +0100 |
parents | |
children | c530137014c0 |
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15:663ca0da4350 | 16:2665513ce2d3 |
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1 // Boost.Range library | |
2 // | |
3 // Copyright Thorsten Ottosen 2006. 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/range/ | |
9 // | |
10 | |
11 #ifndef BOOST_RANGE_AS_LITERAL_HPP | |
12 #define BOOST_RANGE_AS_LITERAL_HPP | |
13 | |
14 #if defined(_MSC_VER) && (_MSC_VER >= 1200) | |
15 # pragma once | |
16 #endif | |
17 | |
18 #ifdef BOOST_NO_FUNCTION_TEMPLATE_ORDERING | |
19 #include <boost/range/detail/as_literal.hpp> | |
20 #else | |
21 | |
22 #include <boost/range/iterator_range.hpp> | |
23 #include <boost/range/detail/str_types.hpp> | |
24 | |
25 #include <boost/detail/workaround.hpp> | |
26 | |
27 #include <cstring> | |
28 #ifndef BOOST_NO_CWCHAR | |
29 #include <cwchar> | |
30 #endif | |
31 | |
32 namespace boost | |
33 { | |
34 namespace range_detail | |
35 { | |
36 inline std::size_t length( const char* s ) | |
37 { | |
38 return strlen( s ); | |
39 } | |
40 | |
41 #ifndef BOOST_NO_CWCHAR | |
42 inline std::size_t length( const wchar_t* s ) | |
43 { | |
44 return wcslen( s ); | |
45 } | |
46 #endif | |
47 | |
48 // | |
49 // Remark: the compiler cannot choose between T* and T[sz] | |
50 // overloads, so we must put the T* internal to the | |
51 // unconstrained version. | |
52 // | |
53 | |
54 inline bool is_char_ptr( char* ) | |
55 { | |
56 return true; | |
57 } | |
58 | |
59 inline bool is_char_ptr( const char* ) | |
60 { | |
61 return true; | |
62 } | |
63 | |
64 #ifndef BOOST_NO_CWCHAR | |
65 inline bool is_char_ptr( wchar_t* ) | |
66 { | |
67 return true; | |
68 } | |
69 | |
70 inline bool is_char_ptr( const wchar_t* ) | |
71 { | |
72 return true; | |
73 } | |
74 #endif | |
75 | |
76 template< class T > | |
77 inline long is_char_ptr( const T& /* r */ ) | |
78 { | |
79 return 0L; | |
80 } | |
81 | |
82 template< class T > | |
83 inline iterator_range<T*> | |
84 make_range( T* const r, bool ) | |
85 { | |
86 return iterator_range<T*>( r, r + length(r) ); | |
87 } | |
88 | |
89 template< class T > | |
90 inline iterator_range<BOOST_DEDUCED_TYPENAME range_iterator<T>::type> | |
91 make_range( T& r, long ) | |
92 { | |
93 return boost::make_iterator_range( r ); | |
94 } | |
95 | |
96 } | |
97 | |
98 template< class Range > | |
99 inline iterator_range<BOOST_DEDUCED_TYPENAME range_iterator<Range>::type> | |
100 as_literal( Range& r ) | |
101 { | |
102 return range_detail::make_range( r, range_detail::is_char_ptr(r) ); | |
103 } | |
104 | |
105 template< class Range > | |
106 inline iterator_range<BOOST_DEDUCED_TYPENAME range_iterator<const Range>::type> | |
107 as_literal( const Range& r ) | |
108 { | |
109 return range_detail::make_range( r, range_detail::is_char_ptr(r) ); | |
110 } | |
111 | |
112 template< class Char, std::size_t sz > | |
113 inline iterator_range<Char*> as_literal( Char (&arr)[sz] ) | |
114 { | |
115 return range_detail::make_range( arr, range_detail::is_char_ptr(arr) ); | |
116 } | |
117 | |
118 template< class Char, std::size_t sz > | |
119 inline iterator_range<const Char*> as_literal( const Char (&arr)[sz] ) | |
120 { | |
121 return range_detail::make_range( arr, range_detail::is_char_ptr(arr) ); | |
122 } | |
123 } | |
124 | |
125 #endif // BOOST_NO_FUNCTION_TEMPLATE_ORDERING | |
126 | |
127 #endif |