30#ifndef _VSTRING_UTIL_H
31#define _VSTRING_UTIL_H 1
33#pragma GCC system_header
49namespace __gnu_cxx _GLIBCXX_VISIBILITY(default)
51_GLIBCXX_BEGIN_NAMESPACE_VERSION
53 template<
typename _CharT,
typename _Traits,
typename _Alloc>
54 struct __vstring_utility
56 typedef typename __alloc_traits<_Alloc>::template rebind<_CharT>::other
58 typedef __alloc_traits<_CharT_alloc_type> _CharT_alloc_traits;
60 typedef _Traits traits_type;
61 typedef typename _Traits::char_type value_type;
62 typedef typename _CharT_alloc_type::size_type size_type;
63 typedef typename _CharT_alloc_type::difference_type difference_type;
64 typedef typename _CharT_alloc_traits::pointer pointer;
65 typedef typename _CharT_alloc_traits::const_pointer const_pointer;
69 __normal_iterator<pointer, __gnu_cxx::
70 __versa_string<_CharT, _Traits, _Alloc,
74 __normal_iterator<const_pointer, __gnu_cxx::
75 __versa_string<_CharT, _Traits, _Alloc,
81 __normal_iterator<pointer, __gnu_cxx::
82 __versa_string<_CharT, _Traits, _Alloc,
86 __normal_iterator<const_pointer, __gnu_cxx::
87 __versa_string<_CharT, _Traits, _Alloc,
93 template<
typename _Alloc1>
97 _Alloc_hider(_CharT* __ptr)
98 : _Alloc1(), _M_p(__ptr) { }
100 _Alloc_hider(
const _Alloc1& __a, _CharT* __ptr)
101 : _Alloc1(__a), _M_p(__ptr) { }
109 _S_copy(_CharT* __d,
const _CharT* __s, size_type __n)
112 traits_type::assign(*__d, *__s);
114 traits_type::copy(__d, __s, __n);
118 _S_move(_CharT* __d,
const _CharT* __s, size_type __n)
121 traits_type::assign(*__d, *__s);
123 traits_type::move(__d, __s, __n);
127 _S_assign(_CharT* __d, size_type __n, _CharT __c)
130 traits_type::assign(*__d, __c);
132 traits_type::assign(__d, __n, __c);
137 template<
typename _Iterator>
139 _S_copy_chars(_CharT* __p, _Iterator __k1, _Iterator __k2)
141 for (; __k1 != __k2; ++__k1, ++__p)
142 traits_type::assign(*__p, *__k1);
146 _S_copy_chars(_CharT* __p, __sso_iterator __k1, __sso_iterator __k2)
147 { _S_copy_chars(__p, __k1.base(), __k2.base()); }
150 _S_copy_chars(_CharT* __p, __const_sso_iterator __k1,
151 __const_sso_iterator __k2)
152 { _S_copy_chars(__p, __k1.base(), __k2.base()); }
155 _S_copy_chars(_CharT* __p, __rc_iterator __k1, __rc_iterator __k2)
156 { _S_copy_chars(__p, __k1.base(), __k2.base()); }
159 _S_copy_chars(_CharT* __p, __const_rc_iterator __k1,
160 __const_rc_iterator __k2)
161 { _S_copy_chars(__p, __k1.base(), __k2.base()); }
164 _S_copy_chars(_CharT* __p, _CharT* __k1, _CharT* __k2)
165 { _S_copy(__p, __k1, __k2 - __k1); }
168 _S_copy_chars(_CharT* __p,
const _CharT* __k1,
const _CharT* __k2)
169 { _S_copy(__p, __k1, __k2 - __k1); }
172 _S_compare(size_type __n1, size_type __n2)
174 const difference_type __d = difference_type(__n1 - __n2);
176 if (__d > __numeric_traits_integer<int>::__max)
177 return __numeric_traits_integer<int>::__max;
178 else if (__d < __numeric_traits_integer<int>::__min)
179 return __numeric_traits_integer<int>::__min;
185_GLIBCXX_END_NAMESPACE_VERSION
GNU extensions for public use.