1 // Locale support -*- C++ -*-
3 // Copyright (C) 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 2, or (at your option)
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License along
17 // with this library; see the file COPYING. If not, write to the Free
18 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
21 // As a special exception, you may use this file as part of a free software
22 // library without restriction. Specifically, if other files instantiate
23 // templates or use macros or inline functions from this file, or you compile
24 // this file and link it with other files to produce an executable, this
25 // file does not by itself cause the resulting executable to be covered by
26 // the GNU General Public License. This exception does not however
27 // invalidate any other reasons why the executable file might be covered by
28 // the GNU General Public License.
30 /** @file ctype_noninline.h
31 * This is an internal header file, included by other library headers.
32 * You should not attempt to use it directly.
36 // ISO C++ 14882: 22.1 Locales
39 // Information as gleaned from /usr/include/ctype.h
41 const ctype_base::mask*
42 ctype<char>::classic_table() throw()
44 const ctype_base::mask* __ret;
45 char* __old = setlocale(LC_CTYPE, NULL);
46 const size_t __len = __builtin_strlen(__old) + 1;
47 char* __sav = new char[__len];
48 __builtin_memcpy(__sav, __old, __len);
49 setlocale(LC_CTYPE, "C");
50 __ret = *__ctype_b_loc();
51 setlocale(LC_CTYPE, __sav);
56 ctype<char>::ctype(__c_locale, const mask* __table, bool __del,
58 : facet(__refs), _M_del(__table != 0 && __del)
60 char* __old = setlocale(LC_CTYPE, NULL);
61 const size_t __len = __builtin_strlen(__old) + 1;
62 char* __sav = new char[__len];
63 __builtin_memcpy(__sav, __old, __len);
64 setlocale(LC_CTYPE, "C");
65 _M_toupper = *__ctype_toupper_loc();
66 _M_tolower = *__ctype_tolower_loc();
67 _M_table = __table ? __table : *__ctype_b_loc();
68 setlocale(LC_CTYPE, __sav);
70 _M_c_locale_ctype = _S_get_c_locale();
73 ctype<char>::ctype(const mask* __table, bool __del, size_t __refs)
74 : facet(__refs), _M_del(__table != 0 && __del)
76 char* __old = setlocale(LC_CTYPE, NULL);
77 const size_t __len = __builtin_strlen(__old) + 1;
78 char* __sav = new char[__len];
79 __builtin_memcpy(__sav, __old, __len);
80 setlocale(LC_CTYPE, "C");
81 _M_toupper = *__ctype_toupper_loc();
82 _M_tolower = *__ctype_tolower_loc();
83 _M_table = __table ? __table : *__ctype_b_loc();
84 setlocale(LC_CTYPE, __sav);
86 _M_c_locale_ctype = _S_get_c_locale();
90 ctype<char>::do_toupper(char __c) const
91 { return _M_toupper[static_cast<unsigned char>(__c)]; }
94 ctype<char>::do_toupper(char* __low, const char* __high) const
96 while (__low < __high)
98 *__low = _M_toupper[static_cast<unsigned char>(*__low)];
105 ctype<char>::do_tolower(char __c) const
106 { return _M_tolower[static_cast<unsigned char>(__c)]; }
109 ctype<char>::do_tolower(char* __low, const char* __high) const
111 while (__low < __high)
113 *__low = _M_tolower[static_cast<unsigned char>(*__low)];