1// Locale support -*- C++ -*-
2
3// Copyright (C) 2000-2022 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 bits/ctype_inline.h
26 *  This is an internal header file, included by other library headers.
27 *  Do not attempt to use it directly. @headername{locale}
28 */
29
30//
31// ISO C++ 14882: 22.1  Locales
32//
33
34// ctype bits to be inlined go here. Non-inlinable (ie virtual do_*)
35// functions go in ctype.cc
36
37namespace std _GLIBCXX_VISIBILITY(default)
38{
39_GLIBCXX_BEGIN_NAMESPACE_VERSION
40
41  bool
42  ctype<char>::
43  is(mask __m, char __c) const
44  {
45    if(_M_table)
46      return _M_table[static_cast<unsigned char>(__c)] & __m;
47    else
48#ifdef _THREAD_SAFE
49      return __OBJ_DATA((*__lc_ctype_ptr))->mask[static_cast<unsigned char>(__c)] & __m;
50#else
51      return __OBJ_DATA(__lc_ctype)->mask[static_cast<unsigned char>(__c)] & __m;
52#endif
53  }
54
55  const char*
56  ctype<char>::
57  is(const char* __low, const char* __high, mask* __vec) const
58  {
59    if(_M_table)
60      while (__low < __high)
61	*__vec++ = _M_table[static_cast<unsigned char>(*__low++)];
62    else
63      while (__low < __high)
64#ifdef _THREAD_SAFE
65	*__vec++ = __OBJ_DATA((*__lc_ctype_ptr))->mask[static_cast<unsigned char>(*__low++)];
66#else
67        *__vec++ = __OBJ_DATA(__lc_ctype)->mask[static_cast<unsigned char>(*__low++)];
68#endif
69    return __high;
70  }
71
72  const char*
73  ctype<char>::
74  scan_is(mask __m, const char* __low, const char* __high) const
75  {
76    while (__low < __high && !this->is(__m, *__low))
77      ++__low;
78    return __low;
79  }
80
81  const char*
82  ctype<char>::
83  scan_not(mask __m, const char* __low, const char* __high) const
84  {
85    while (__low < __high && this->is(__m, *__low) != 0)
86      ++__low;
87    return __low;
88  }
89
90_GLIBCXX_END_NAMESPACE_VERSION
91} // namespace
92