| // Locale support -*- C++ -*- |
| |
| // Copyright (C) 2000, 2003, 2004 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 2, or (at your option) |
| // any later version. |
| |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING. If not, write to the Free |
| // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
| // USA. |
| |
| // As a special exception, you may use this file as part of a free software |
| // library without restriction. Specifically, if other files instantiate |
| // templates or use macros or inline functions from this file, or you compile |
| // this file and link it with other files to produce an executable, this |
| // file does not by itself cause the resulting executable to be covered by |
| // the GNU General Public License. This exception does not however |
| // invalidate any other reasons why the executable file might be covered by |
| // the GNU General Public License. |
| |
| // |
| // ISO C++ 14882: 22.1 Locales |
| // |
| |
| // ctype bits to be inlined go here. Non-inlinable (ie virtual do_*) |
| // functions go in ctype.cc |
| |
| bool |
| ctype<char>:: |
| is(mask __m, char __c) const |
| { |
| if (_M_table) |
| return _M_table[static_cast<unsigned char>(__c)] & __m; |
| else |
| return __istype(__c, __m); |
| } |
| |
| const char* |
| ctype<char>:: |
| is(const char* __low, const char* __high, mask* __vec) const |
| { |
| if (_M_table) |
| while (__low < __high) |
| *__vec++ = _M_table[static_cast<unsigned char>(*__low++)]; |
| else |
| for (;__low < __high; ++__vec, ++__low) |
| { |
| #if defined (_CTYPE_S) || defined (__istype) |
| *__vec = __maskrune (*__low, upper | lower | alpha | digit | xdigit |
| | space | print | graph | cntrl | punct | alnum); |
| #else |
| mask __m = 0; |
| if (this->is(upper, *__low)) __m |= upper; |
| if (this->is(lower, *__low)) __m |= lower; |
| if (this->is(alpha, *__low)) __m |= alpha; |
| if (this->is(digit, *__low)) __m |= digit; |
| if (this->is(xdigit, *__low)) __m |= xdigit; |
| if (this->is(space, *__low)) __m |= space; |
| if (this->is(print, *__low)) __m |= print; |
| if (this->is(graph, *__low)) __m |= graph; |
| if (this->is(cntrl, *__low)) __m |= cntrl; |
| if (this->is(punct, *__low)) __m |= punct; |
| // Do not include explicit line for alnum mask since it is a |
| // pure composite of masks on FreeBSD. |
| *__vec = __m; |
| #endif |
| } |
| return __high; |
| } |
| |
| const char* |
| ctype<char>:: |
| scan_is(mask __m, const char* __low, const char* __high) const |
| { |
| if (_M_table) |
| while (__low < __high |
| && !(_M_table[static_cast<unsigned char>(*__low)] & __m)) |
| ++__low; |
| else |
| while (__low < __high && !this->is(__m, *__low)) |
| ++__low; |
| return __low; |
| } |
| |
| const char* |
| ctype<char>:: |
| scan_not(mask __m, const char* __low, const char* __high) const |
| { |
| if (_M_table) |
| while (__low < __high |
| && (_M_table[static_cast<unsigned char>(*__low)] & __m) != 0) |
| ++__low; |
| else |
| while (__low < __high && this->is(__m, *__low) != 0) |
| ++__low; |
| return __low; |
| } |
| |
| #ifdef _GLIBCXX_USE_WCHAR_T |
| inline bool |
| ctype<wchar_t>:: |
| do_is(mask __m, wchar_t __c) const |
| { |
| return __istype (__c, __m); |
| } |
| |
| inline const wchar_t* |
| ctype<wchar_t>:: |
| do_is(const wchar_t* __lo, const wchar_t* __hi, mask* __vec) const |
| { |
| for (; __lo < __hi; ++__vec, ++__lo) |
| *__vec = __maskrune (*__lo, upper | lower | alpha | digit | xdigit |
| | space | print | graph | cntrl | punct | alnum); |
| return __hi; |
| } |
| |
| inline const wchar_t* |
| ctype<wchar_t>:: |
| do_scan_is(mask __m, const wchar_t* __lo, const wchar_t* __hi) const |
| { |
| while (__lo < __hi && ! __istype (*__lo, __m)) |
| ++__lo; |
| return __lo; |
| } |
| |
| inline const wchar_t* |
| ctype<wchar_t>:: |
| do_scan_not(mask __m, const char_type* __lo, const char_type* __hi) const |
| { |
| while (__lo < __hi && __istype (*__lo, __m)) |
| ++__lo; |
| return __lo; |
| } |
| #endif |