1 // Locale support -*- C++ -*- 2 3 // Copyright (C) 2014-2018 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 37 namespace 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