ctype_configure_char.cc revision 1.1.1.4 
1// Locale support -*- C++ -*-
2
3// Copyright (C) 2011-2017 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 3, 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// Under Section 7 of GPL version 3, you are granted additional
17// permissions described in the GCC Runtime Library Exception, version
18// 3.1, as published by the Free Software Foundation.
19
20// You should have received a copy of the GNU General Public License and
21// a copy of the GCC Runtime Library Exception along with this program;
22// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
23// <http://www.gnu.org/licenses/>.
24
25/** @file ctype_configure_char.cc */
26
27//
28// ISO C++ 14882: 22.1  Locales
29//
30
31#include <locale>
32#include <cstdlib>
33#include <cstring>
34
35namespace std _GLIBCXX_VISIBILITY(default)
36{
37_GLIBCXX_BEGIN_NAMESPACE_VERSION
38
39// Information as gleaned from /usr/include/ctype.h
40
41  const ctype_base::mask*
42  ctype<char>::classic_table() throw()
43  { return 0; }
44
45  ctype<char>::ctype(__c_locale, const mask* __table, bool __del,
46		     size_t __refs)
47  : facet(__refs), _M_del(__table != 0 && __del),
48  _M_toupper(NULL), _M_tolower(NULL), _M_table(__table ? __table : _Ctype)
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), _M_table(__table ? __table : _Ctype)
59  {
60    memset(_M_widen, 0, sizeof(_M_widen));
61    _M_widen_ok = 0;
62    memset(_M_narrow, 0, sizeof(_M_narrow));
63    _M_narrow_ok = 0;
64  }
65
66  char
67  ctype<char>::do_toupper(char __c) const
68  { return ::toupper((int) __c); }
69
70  const char*
71  ctype<char>::do_toupper(char* __low, const char* __high) const
72  {
73    while (__low < __high)
74      {
75	*__low = ::toupper((int) *__low);
76	++__low;
77      }
78    return __high;
79  }
80
81  char
82  ctype<char>::do_tolower(char __c) const
83  { return ::tolower((int) __c); }
84
85  const char*
86  ctype<char>::do_tolower(char* __low, const char* __high) const
87  {
88    while (__low < __high)
89      {
90	*__low = ::tolower((int) *__low);
91	++__low;
92      }
93    return __high;
94  }
95
96_GLIBCXX_END_NAMESPACE_VERSION
97} // namespace
98