ctype_noninline.h revision 132720 
1// Locale support -*- C++ -*-
2
3// Copyright (C) 1997, 1998, 1999, 2000, 2002 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, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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//
31// ISO C++ 14882: 22.1  Locales
32//
33
34// Information as gleaned from /mingw32/include/ctype.h.
35
36  // This should be in mingw's ctype.h but isn't in older versions
37  // Static classic C-locale table.  _ctype[0] is EOF
38  extern "C"  unsigned short  __declspec(dllimport) _ctype[];
39
40  const ctype_base::mask*
41  ctype<char>::classic_table() throw()
42  { return _ctype + 1; }
43
44  ctype<char>::ctype(__c_locale, const mask* __table, bool __del,
45		     size_t __refs)
46  : facet(__refs), _M_del(__table != 0 && __del),
47  _M_toupper(NULL), _M_tolower(NULL),
48  _M_table(__table ? __table : classic_table())
49  {
50    memset(_M_widen, 0, sizeof(_M_widen));
51    _M_widen_ok = 0;
52    memset(_M_narrow, 0, sizeof(_M_narrow));
53    _M_narrow_ok = 0;
54  }
55
56  ctype<char>::ctype(const mask* __table, bool __del, size_t __refs)
57  : facet(__refs), _M_del(__table != 0 && __del),
58  _M_toupper(NULL), _M_tolower(NULL),
59  _M_table(__table ? __table : classic_table())
60  {
61    memset(_M_widen, 0, sizeof(_M_widen));
62    _M_widen_ok = 0;
63    memset(_M_narrow, 0, sizeof(_M_narrow));
64    _M_narrow_ok = 0;
65  }
66
67  char
68  ctype<char>::do_toupper(char __c) const
69  { return (this->is(ctype_base::lower, __c) ? (__c - 'a' + 'A') : __c); }
70
71  const char*
72  ctype<char>::do_toupper(char* __low, const char* __high) const
73  {
74    while (__low < __high)
75      {
76	*__low = this->do_toupper(*__low);
77	++__low;
78      }
79    return __high;
80  }
81
82  char
83  ctype<char>::do_tolower(char __c) const
84  { return (this->is(ctype_base::upper, __c) ? (__c - 'A' + 'a') : __c); }
85
86  const char*
87  ctype<char>::do_tolower(char* __low, const char* __high) const
88  {
89    while (__low < __high)
90      {
91	*__low = this->do_tolower(*__low);
92	++__low;
93      }
94    return __high;
95  }
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