1 // Locale support -*- C++ -*- 2 3 // Copyright (C) 2000, 2003, 2004, 2005, 2009, 2010 4 // Free Software Foundation, Inc. 5 // 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) 10 // any later version. 11 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. 16 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. 20 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/>. 25 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} 29 */ 30 31 // 32 // ISO C++ 14882: 22.1 Locales 33 // 34 35 // ctype bits to be inlined go here. Non-inlinable (ie virtual do_*) 36 // functions go in ctype.cc 37 38 namespace std _GLIBCXX_VISIBILITY(default) 39 { 40 _GLIBCXX_BEGIN_NAMESPACE_VERSION 41 42 bool 43 ctype<char>:: 44 is(mask __m, char __c) const 45 { 46 if (_M_table) 47 return _M_table[static_cast<unsigned char>(__c)] & __m; 48 else 49 return __libc_ctype_ [__c + 1] & __m; 50 } 51 52 const char* 53 ctype<char>:: 54 is(const char* __low, const char* __high, mask* __vec) const 55 { 56 if (_M_table) 57 while (__low < __high) 58 *__vec++ = _M_table[static_cast<unsigned char>(*__low++)]; 59 else 60 for (;__low < __high; ++__vec, ++__low) 61 { 62 mask __m = 0; 63 if (this->is(upper, *__low)) __m |= upper; 64 if (this->is(lower, *__low)) __m |= lower; 65 if (this->is(alpha, *__low)) __m |= alpha; 66 if (this->is(digit, *__low)) __m |= digit; 67 if (this->is(xdigit, *__low)) __m |= xdigit; 68 if (this->is(space, *__low)) __m |= space; 69 if (this->is(print, *__low)) __m |= print; 70 if (this->is(graph, *__low)) __m |= graph; 71 if (this->is(cntrl, *__low)) __m |= cntrl; 72 if (this->is(punct, *__low)) __m |= punct; 73 // Do not include explicit line for alnum mask since it is a 74 // pure composite of masks on DragonFly. 75 *__vec = __m; 76 } 77 return __high; 78 } 79 80 const char* 81 ctype<char>:: 82 scan_is(mask __m, const char* __low, const char* __high) const 83 { 84 if (_M_table) 85 while (__low < __high 86 && !(_M_table[static_cast<unsigned char>(*__low)] & __m)) 87 ++__low; 88 else 89 while (__low < __high && !this->is(__m, *__low)) 90 ++__low; 91 return __low; 92 } 93 94 const char* 95 ctype<char>:: 96 scan_not(mask __m, const char* __low, const char* __high) const 97 { 98 if (_M_table) 99 while (__low < __high 100 && (_M_table[static_cast<unsigned char>(*__low)] & __m) != 0) 101 ++__low; 102 else 103 while (__low < __high && this->is(__m, *__low) != 0) 104 ++__low; 105 return __low; 106 } 107 108 #ifdef _GLIBCXX_USE_WCHAR_T 109 inline bool 110 ctype<wchar_t>:: 111 do_is(mask __m, wchar_t __c) const 112 { 113 return __libc_ctype_ [__c + 1] & __m; 114 } 115 116 inline const wchar_t* 117 ctype<wchar_t>:: 118 do_is(const wchar_t* __lo, const wchar_t* __hi, mask* __vec) const 119 { 120 for (; __lo < __hi; ++__vec, ++__lo) 121 { 122 mask __m = 0; 123 if (isupper (*__lo)) __m |= _CTYPEMASK_U; 124 if (islower (*__lo)) __m |= _CTYPEMASK_L; 125 if (isdigit (*__lo)) __m |= _CTYPEMASK_D; 126 if (isspace (*__lo)) __m |= _CTYPEMASK_S; 127 if (ispunct (*__lo)) __m |= _CTYPEMASK_P; 128 if (isblank (*__lo)) __m |= _CTYPEMASK_B; 129 if (iscntrl (*__lo)) __m |= _CTYPEMASK_C; 130 if (isalpha (*__lo)) __m |= _CTYPEMASK_A; 131 if (isgraph (*__lo)) __m |= _CTYPEMASK_G; 132 if (isprint (*__lo)) __m |= _CTYPEMASK_R; 133 if (isxdigit(*__lo)) __m |= _CTYPEMASK_X; 134 /* alnum already covered = alpha | digit */ 135 136 *__vec = __m; 137 } 138 return __hi; 139 } 140 141 inline const wchar_t* 142 ctype<wchar_t>:: 143 do_scan_is(mask __m, const wchar_t* __lo, const wchar_t* __hi) const 144 { 145 while (__lo < __hi && !(__libc_ctype_ [*__lo + 1] & __m)) 146 ++__lo; 147 return __lo; 148 } 149 150 inline const wchar_t* 151 ctype<wchar_t>:: 152 do_scan_not(mask __m, const char_type* __lo, const char_type* __hi) const 153 { 154 while (__lo < __hi && (__libc_ctype_ [*__lo + 1] & __m)) 155 ++__lo; 156 return __lo; 157 } 158 #endif 159 160 _GLIBCXX_END_NAMESPACE_VERSION 161 } // namespace 162