1// Locale support -*- C++ -*-
2
3// Copyright (C) 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
4//
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)
9// any later version.
10
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.
15
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,
19// USA.
20
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.
29
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.
33 */
34
35//
36// ISO C++ 14882: 22.1  Locales
37//
38
39// Information as gleaned from /usr/include/ctype.h
40
41  extern "C" const u_int8_t _C_ctype_[];
42
43  const ctype_base::mask*
44  ctype<char>::classic_table() throw()
45  { return _C_ctype_ + 1; }
46
47  ctype<char>::ctype(__c_locale, const mask* __table, bool __del,
48		     size_t __refs)
49  : facet(__refs), _M_del(__table != 0 && __del),
50  _M_toupper(NULL), _M_tolower(NULL),
51  _M_table(__table ? __table : classic_table())
52  {
53    memset(_M_widen, 0, sizeof(_M_widen));
54    _M_widen_ok = 0;
55    memset(_M_narrow, 0, sizeof(_M_narrow));
56    _M_narrow_ok = 0;
57  }
58
59  ctype<char>::ctype(const mask* __table, bool __del, size_t __refs)
60  : facet(__refs), _M_del(__table != 0 && __del),
61  _M_toupper(NULL), _M_tolower(NULL),
62  _M_table(__table ? __table : classic_table())
63  {
64    memset(_M_widen, 0, sizeof(_M_widen));
65    _M_widen_ok = 0;
66    memset(_M_narrow, 0, sizeof(_M_narrow));
67    _M_narrow_ok = 0;
68  }
69
70  char
71  ctype<char>::do_toupper(char __c) const
72  { return ::toupper((int) __c); }
73
74  const char*
75  ctype<char>::do_toupper(char* __low, const char* __high) const
76  {
77    while (__low < __high)
78      {
79	*__low = ::toupper((int) *__low);
80	++__low;
81      }
82    return __high;
83  }
84
85  char
86  ctype<char>::do_tolower(char __c) const
87  { return ::tolower((int) __c); }
88
89  const char*
90  ctype<char>::do_tolower(char* __low, const char* __high) const
91  {
92    while (__low < __high)
93      {
94	*__low = ::tolower((int) *__low);
95	++__low;
96      }
97    return __high;
98  }
99