1// Locale support -*- C++ -*-
2
3// Copyright (C) 2014-2015 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      return __istype(__c, __m);
49  }
50
51  const char*
52  ctype<char>::
53  is(const char* __low, const char* __high, mask* __vec) const
54  {
55    if (_M_table)
56      while (__low < __high)
57	*__vec++ = _M_table[static_cast<unsigned char>(*__low++)];
58    else
59      for (;__low < __high; ++__vec, ++__low)
60	{
61	  *__vec = __maskrune (*__low, upper | lower | alpha | digit | xdigit
62			       | space | print | graph | cntrl | punct | alnum
63			       | blank);
64	}
65    return __high;
66  }
67
68  const char*
69  ctype<char>::
70  scan_is(mask __m, const char* __low, const char* __high) const
71  {
72    if (_M_table)
73      while (__low < __high
74	     && !(_M_table[static_cast<unsigned char>(*__low)] & __m))
75	++__low;
76    else
77      while (__low < __high && !this->is(__m, *__low))
78	++__low;
79    return __low;
80  }
81
82  const char*
83  ctype<char>::
84  scan_not(mask __m, const char* __low, const char* __high) const
85  {
86    if (_M_table)
87      while (__low < __high
88	     && (_M_table[static_cast<unsigned char>(*__low)] & __m) != 0)
89	++__low;
90    else
91      while (__low < __high && this->is(__m, *__low) != 0)
92	++__low;
93    return __low;
94  }
95
96#ifdef _GLIBCXX_USE_WCHAR_T
97  inline bool
98  ctype<wchar_t>::
99  do_is(mask __m, wchar_t __c) const
100  {
101    return __istype (__c, __m);
102  }
103
104  inline const wchar_t*
105  ctype<wchar_t>::
106  do_is(const wchar_t* __lo, const wchar_t* __hi, mask* __vec) const
107  {
108    for (; __lo < __hi; ++__vec, ++__lo)
109      *__vec = __maskrune (*__lo, upper | lower | alpha | digit | xdigit
110			   | space | print | graph | cntrl | punct | alnum
111			   | blank);
112    return __hi;
113  }
114
115  inline const wchar_t*
116  ctype<wchar_t>::
117  do_scan_is(mask __m, const wchar_t* __lo, const wchar_t* __hi) const
118  {
119    while (__lo < __hi && ! __istype (*__lo, __m))
120      ++__lo;
121    return __lo;
122  }
123
124  inline const wchar_t*
125  ctype<wchar_t>::
126  do_scan_not(mask __m, const char_type* __lo, const char_type* __hi) const
127  {
128    while (__lo < __hi && __istype (*__lo, __m))
129      ++__lo;
130    return __lo;
131  }
132#endif
133
134_GLIBCXX_END_NAMESPACE_VERSION
135} // namespace
136