1 // Copyright (C) 2000, 2002, 2004, 2005 Free Software Foundation, Inc.
3 // This file is part of the GNU ISO C++ Library. This library is free
4 // software; you can redistribute it and/or modify it under the
5 // terms of the GNU General Public License as published by the
6 // Free Software Foundation; either version 2, or (at your option)
9 // This library is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
14 // You should have received a copy of the GNU General Public License along
15 // with this library; see the file COPYING. If not, write to the Free
16 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
19 // As a special exception, you may use this file as part of a free software
20 // library without restriction. Specifically, if other files instantiate
21 // templates or use macros or inline functions from this file, or you compile
22 // this file and link it with other files to produce an executable, this
23 // file does not by itself cause the resulting executable to be covered by
24 // the GNU General Public License. This exception does not however
25 // invalidate any other reasons why the executable file might be covered by
26 // the GNU General Public License.
28 // Written by Benjamin Kosnik <bkoz@redhat.com>
32 _GLIBCXX_BEGIN_NAMESPACE(std)
34 // Definitions for locale::id of standard facets that are specialized.
35 locale::id codecvt<char, char, mbstate_t>::id;
37 #ifdef _GLIBCXX_USE_WCHAR_T
38 locale::id codecvt<wchar_t, char, mbstate_t>::id;
41 codecvt<char, char, mbstate_t>::
42 codecvt(size_t __refs)
43 : __codecvt_abstract_base<char, char, mbstate_t>(__refs),
44 _M_c_locale_codecvt(_S_get_c_locale())
47 codecvt<char, char, mbstate_t>::
48 codecvt(__c_locale __cloc, size_t __refs)
49 : __codecvt_abstract_base<char, char, mbstate_t>(__refs),
50 _M_c_locale_codecvt(_S_clone_c_locale(__cloc))
53 codecvt<char, char, mbstate_t>::
55 { _S_destroy_c_locale(_M_c_locale_codecvt); }
58 codecvt<char, char, mbstate_t>::
59 do_out(state_type&, const intern_type* __from,
60 const intern_type*, const intern_type*& __from_next,
61 extern_type* __to, extern_type*,
62 extern_type*& __to_next) const
64 // _GLIBCXX_RESOLVE_LIB_DEFECTS
65 // According to the resolution of DR19, "If returns noconv [...]
66 // there are no changes to the values in [to, to_limit)."
73 codecvt<char, char, mbstate_t>::
74 do_unshift(state_type&, extern_type* __to,
75 extern_type*, extern_type*& __to_next) const
82 codecvt<char, char, mbstate_t>::
83 do_in(state_type&, const extern_type* __from,
84 const extern_type*, const extern_type*& __from_next,
85 intern_type* __to, intern_type*, intern_type*& __to_next) const
87 // _GLIBCXX_RESOLVE_LIB_DEFECTS
88 // According to the resolution of DR19, "If returns noconv [...]
89 // there are no changes to the values in [to, to_limit)."
96 codecvt<char, char, mbstate_t>::
97 do_encoding() const throw()
101 codecvt<char, char, mbstate_t>::
102 do_always_noconv() const throw()
106 codecvt<char, char, mbstate_t>::
107 do_length (state_type&, const extern_type* __from,
108 const extern_type* __end, size_t __max) const
110 size_t __d = static_cast<size_t>(__end - __from);
111 return std::min(__max, __d);
115 codecvt<char, char, mbstate_t>::
116 do_max_length() const throw()
119 #ifdef _GLIBCXX_USE_WCHAR_T
120 // codecvt<wchar_t, char, mbstate_t> required specialization
121 codecvt<wchar_t, char, mbstate_t>::
122 codecvt(size_t __refs)
123 : __codecvt_abstract_base<wchar_t, char, mbstate_t>(__refs),
124 _M_c_locale_codecvt(_S_get_c_locale())
127 codecvt<wchar_t, char, mbstate_t>::
128 codecvt(__c_locale __cloc, size_t __refs)
129 : __codecvt_abstract_base<wchar_t, char, mbstate_t>(__refs),
130 _M_c_locale_codecvt(_S_clone_c_locale(__cloc))
133 codecvt<wchar_t, char, mbstate_t>::
135 { _S_destroy_c_locale(_M_c_locale_codecvt); }
138 codecvt<wchar_t, char, mbstate_t>::
139 do_unshift(state_type&, extern_type* __to,
140 extern_type*, extern_type*& __to_next) const
142 // XXX Probably wrong for stateful encodings
148 codecvt<wchar_t, char, mbstate_t>::
149 do_always_noconv() const throw()
151 #endif // _GLIBCXX_USE_WCHAR_T
153 _GLIBCXX_END_NAMESPACE