1// Locale support -*- C++ -*- 2 3// Copyright (C) 2000, 2003, 2004, 2005 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 2, 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// You should have received a copy of the GNU General Public License along 17// with this library; see the file COPYING. If not, write to the Free 18// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 19// USA. 20 21// As a special exception, you may use this file as part of a free software 22// library without restriction. Specifically, if other files instantiate 23// templates or use macros or inline functions from this file, or you compile 24// this file and link it with other files to produce an executable, this 25// file does not by itself cause the resulting executable to be covered by 26// the GNU General Public License. This exception does not however 27// invalidate any other reasons why the executable file might be covered by 28// the GNU General Public License. 29 30/** @file ctype_inline.h 31 * This is an internal header file, included by other library headers. 32 * You should not attempt to use it directly. 33 */ 34 35// 36// ISO C++ 14882: 22.1 Locales 37// 38 39// ctype bits to be inlined go here. Non-inlinable (ie virtual do_*) 40// functions go in ctype.cc 41 42_GLIBCXX_BEGIN_NAMESPACE(std) 43 44 bool 45 ctype<char>:: 46 is(mask __m, char __c) const 47 { 48 if (_M_table) 49 return _M_table[static_cast<unsigned char>(__c)] & __m; 50 else 51 return __istype(__c, __m); 52 } 53 54 const char* 55 ctype<char>:: 56 is(const char* __low, const char* __high, mask* __vec) const 57 { 58 if (_M_table) 59 while (__low < __high) 60 *__vec++ = _M_table[static_cast<unsigned char>(*__low++)]; 61 else 62 for (;__low < __high; ++__vec, ++__low) 63 { 64#if defined (_CTYPE_S) || defined (__istype) 65 *__vec = __maskrune (*__low, upper | lower | alpha | digit | xdigit 66 | space | print | graph | cntrl | punct | alnum); 67#else 68 mask __m = 0; 69 if (this->is(upper, *__low)) __m |= upper; 70 if (this->is(lower, *__low)) __m |= lower; 71 if (this->is(alpha, *__low)) __m |= alpha; 72 if (this->is(digit, *__low)) __m |= digit; 73 if (this->is(xdigit, *__low)) __m |= xdigit; 74 if (this->is(space, *__low)) __m |= space; 75 if (this->is(print, *__low)) __m |= print; 76 if (this->is(graph, *__low)) __m |= graph; 77 if (this->is(cntrl, *__low)) __m |= cntrl; 78 if (this->is(punct, *__low)) __m |= punct; 79 // Do not include explicit line for alnum mask since it is a 80 // pure composite of masks on FreeBSD. 81 *__vec = __m; 82#endif 83 } 84 return __high; 85 } 86 87 const char* 88 ctype<char>:: 89 scan_is(mask __m, const char* __low, const char* __high) const 90 { 91 if (_M_table) 92 while (__low < __high 93 && !(_M_table[static_cast<unsigned char>(*__low)] & __m)) 94 ++__low; 95 else 96 while (__low < __high && !this->is(__m, *__low)) 97 ++__low; 98 return __low; 99 } 100 101 const char* 102 ctype<char>:: 103 scan_not(mask __m, const char* __low, const char* __high) const 104 { 105 if (_M_table) 106 while (__low < __high 107 && (_M_table[static_cast<unsigned char>(*__low)] & __m) != 0) 108 ++__low; 109 else 110 while (__low < __high && this->is(__m, *__low) != 0) 111 ++__low; 112 return __low; 113 } 114 115#ifdef _GLIBCXX_USE_WCHAR_T 116 inline bool 117 ctype<wchar_t>:: 118 do_is(mask __m, wchar_t __c) const 119 { 120 return __istype (__c, __m); 121 } 122 123 inline const wchar_t* 124 ctype<wchar_t>:: 125 do_is(const wchar_t* __lo, const wchar_t* __hi, mask* __vec) const 126 { 127 for (; __lo < __hi; ++__vec, ++__lo) 128 *__vec = __maskrune (*__lo, upper | lower | alpha | digit | xdigit 129 | space | print | graph | cntrl | punct | alnum); 130 return __hi; 131 } 132 133 inline const wchar_t* 134 ctype<wchar_t>:: 135 do_scan_is(mask __m, const wchar_t* __lo, const wchar_t* __hi) const 136 { 137 while (__lo < __hi && ! __istype (*__lo, __m)) 138 ++__lo; 139 return __lo; 140 } 141 142 inline const wchar_t* 143 ctype<wchar_t>:: 144 do_scan_not(mask __m, const char_type* __lo, const char_type* __hi) const 145 { 146 while (__lo < __hi && __istype (*__lo, __m)) 147 ++__lo; 148 return __lo; 149 } 150#endif 151 152_GLIBCXX_END_NAMESPACE 153