1 // Locale support -*- C++ -*-
3 // Copyright (C) 2004, 2005, 2006, 2007, 2009, 2010
4 // Free Software Foundation, Inc.
6 // This file is part of the GNU ISO C++ Library. This library is free
7 // software; you can redistribute it and/or modify it under the
8 // terms of the GNU General Public License as published by the
9 // Free Software Foundation; either version 3, or (at your option)
12 // This library is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License for more details.
17 // Under Section 7 of GPL version 3, you are granted additional
18 // permissions described in the GCC Runtime Library Exception, version
19 // 3.1, as published by the Free Software Foundation.
21 // You should have received a copy of the GNU General Public License and
22 // a copy of the GCC Runtime Library Exception along with this program;
23 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
24 // <http://www.gnu.org/licenses/>.
26 /** @file bits/ctype_noninline.h
27 * This is an internal header file, included by other library headers.
28 * Do not attempt to use it directly. @headername{locale}
32 // ISO C++ 14882: 22.1 Locales
35 // Information as gleaned from /usr/include/ctype.h
37 const ctype_base::mask*
38 ctype<char>::classic_table() throw()
40 const ctype_base::mask* __ret;
41 char* __old = setlocale(LC_CTYPE, NULL);
42 const size_t __len = __builtin_strlen(__old) + 1;
43 char* __sav = new char[__len];
44 __builtin_memcpy(__sav, __old, __len);
45 setlocale(LC_CTYPE, "C");
46 __ret = *__ctype_b_loc();
47 setlocale(LC_CTYPE, __sav);
52 ctype<char>::ctype(__c_locale, const mask* __table, bool __del,
54 : facet(__refs), _M_del(__table != 0 && __del)
56 char* __old = setlocale(LC_CTYPE, NULL);
57 const size_t __len = __builtin_strlen(__old) + 1;
58 char* __sav = new char[__len];
59 __builtin_memcpy(__sav, __old, __len);
60 setlocale(LC_CTYPE, "C");
61 _M_toupper = *__ctype_toupper_loc();
62 _M_tolower = *__ctype_tolower_loc();
63 _M_table = __table ? __table : *__ctype_b_loc();
64 setlocale(LC_CTYPE, __sav);
66 _M_c_locale_ctype = _S_get_c_locale();
69 ctype<char>::ctype(const mask* __table, bool __del, size_t __refs)
70 : facet(__refs), _M_del(__table != 0 && __del)
72 char* __old = setlocale(LC_CTYPE, NULL);
73 const size_t __len = __builtin_strlen(__old) + 1;
74 char* __sav = new char[__len];
75 __builtin_memcpy(__sav, __old, __len);
76 setlocale(LC_CTYPE, "C");
77 _M_toupper = *__ctype_toupper_loc();
78 _M_tolower = *__ctype_tolower_loc();
79 _M_table = __table ? __table : *__ctype_b_loc();
80 setlocale(LC_CTYPE, __sav);
82 _M_c_locale_ctype = _S_get_c_locale();
86 ctype<char>::do_toupper(char __c) const
87 { return _M_toupper[static_cast<unsigned char>(__c)]; }
90 ctype<char>::do_toupper(char* __low, const char* __high) const
92 while (__low < __high)
94 *__low = _M_toupper[static_cast<unsigned char>(*__low)];
101 ctype<char>::do_tolower(char __c) const
102 { return _M_tolower[static_cast<unsigned char>(__c)]; }
105 ctype<char>::do_tolower(char* __low, const char* __high) const
107 while (__low < __high)
109 *__low = _M_tolower[static_cast<unsigned char>(*__low)];