1 // Locale support -*- C++ -*-
3 // Copyright (C) 2000, 2003, 2004, 2005, 2009, 2010
4 // Free Software Foundation, Inc.
6 // This file is part of the GNU ISO C++ Library. This library is free
7 // software; you can redistribute it and/or modify it under the
8 // terms of the GNU General Public License as published by the
9 // Free Software Foundation; either version 3, or (at your option)
12 // This library is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License for more details.
17 // Under Section 7 of GPL version 3, you are granted additional
18 // permissions described in the GCC Runtime Library Exception, version
19 // 3.1, as published by the Free Software Foundation.
21 // You should have received a copy of the GNU General Public License and
22 // a copy of the GCC Runtime Library Exception along with this program;
23 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
24 // <http://www.gnu.org/licenses/>.
26 /** @file bits/ctype_inline.h
27 * This is an internal header file, included by other library headers.
28 * Do not attempt to use it directly. @headername{locale}
32 // ISO C++ 14882: 22.1 Locales
35 // ctype bits to be inlined go here. Non-inlinable (ie virtual do_*)
36 // functions go in ctype.cc
38 namespace std _GLIBCXX_VISIBILITY(default)
40 _GLIBCXX_BEGIN_NAMESPACE_VERSION
44 is(mask __m, char __c) const
47 return _M_table[static_cast<unsigned char>(__c)] & __m;
50 return __istype(__c, __m);
52 return __libc_ctype_ [__c + 1] & __m;
58 is(const char* __low, const char* __high, mask* __vec) const
61 while (__low < __high)
62 *__vec++ = _M_table[static_cast<unsigned char>(*__low++)];
64 for (;__low < __high; ++__vec, ++__low)
67 *__vec = __maskrune (*__low, upper | lower | alpha | digit | xdigit
68 | space | print | graph | cntrl | punct | alnum);
71 if (this->is(upper, *__low)) __m |= upper;
72 if (this->is(lower, *__low)) __m |= lower;
73 if (this->is(alpha, *__low)) __m |= alpha;
74 if (this->is(digit, *__low)) __m |= digit;
75 if (this->is(xdigit, *__low)) __m |= xdigit;
76 if (this->is(space, *__low)) __m |= space;
77 if (this->is(print, *__low)) __m |= print;
78 if (this->is(graph, *__low)) __m |= graph;
79 if (this->is(cntrl, *__low)) __m |= cntrl;
80 if (this->is(punct, *__low)) __m |= punct;
81 // Do not include explicit line for alnum mask since it is a
82 // pure composite of masks on DragonFly.
91 scan_is(mask __m, const char* __low, const char* __high) const
95 && !(_M_table[static_cast<unsigned char>(*__low)] & __m))
98 while (__low < __high && !this->is(__m, *__low))
105 scan_not(mask __m, const char* __low, const char* __high) const
108 while (__low < __high
109 && (_M_table[static_cast<unsigned char>(*__low)] & __m) != 0)
112 while (__low < __high && this->is(__m, *__low) != 0)
117 #ifdef _GLIBCXX_USE_WCHAR_T
120 do_is(mask __m, wchar_t __c) const
123 return __istype (__c, __m);
125 return __libc_ctype_ [__c + 1] & __m;
129 inline const wchar_t*
131 do_is(const wchar_t* __lo, const wchar_t* __hi, mask* __vec) const
133 for (; __lo < __hi; ++__vec, ++__lo)
135 *__vec = __maskrune (*__lo, upper | lower | alpha | digit | xdigit
136 | space | print | graph | cntrl | punct | alnum);
140 if (isupper (*__lo)) __m |= _CTYPEMASK_U;
141 if (islower (*__lo)) __m |= _CTYPEMASK_L;
142 if (isdigit (*__lo)) __m |= _CTYPEMASK_D;
143 if (isspace (*__lo)) __m |= _CTYPEMASK_S;
144 if (ispunct (*__lo)) __m |= _CTYPEMASK_P;
145 if (isblank (*__lo)) __m |= _CTYPEMASK_B;
146 if (iscntrl (*__lo)) __m |= _CTYPEMASK_C;
147 if (isalpha (*__lo)) __m |= _CTYPEMASK_A;
148 if (isgraph (*__lo)) __m |= _CTYPEMASK_G;
149 if (isprint (*__lo)) __m |= _CTYPEMASK_R;
150 if (isxdigit(*__lo)) __m |= _CTYPEMASK_X;
151 /* alnum already covered = alpha | digit */
159 inline const wchar_t*
161 do_scan_is(mask __m, const wchar_t* __lo, const wchar_t* __hi) const
164 while (__lo < __hi && ! __istype (*__lo, __m))
166 while (__lo < __hi && !(__libc_ctype_ [*__lo + 1] & __m))
172 inline const wchar_t*
174 do_scan_not(mask __m, const char_type* __lo, const char_type* __hi) const
177 while (__lo < __hi && __istype (*__lo, __m))
179 while (__lo < __hi && (__libc_ctype_ [*__lo + 1] & __m))
186 _GLIBCXX_END_NAMESPACE_VERSION