libstdc++-v3/config/os/newlib/ctype_noninline.h

   1 // Locale support -*- C++ -*-
   2
   3 // Copyright (C) 2000, 2001, 2002 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, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  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 //
  31 // ISO C++ 14882: 22.1  Locales
  32 //
  33
  34 // Information as gleaned from /usr/include/ctype.h
  35
  36   const ctype_base::mask*
  37   ctype<char>::classic_table() throw()
  38   { return _ctype_; }
  39
  40   ctype<char>::ctype(__c_locale, const mask* __table, bool __del,
  41                      size_t __refs)
  42   : __ctype_abstract_base<char>(__refs), _M_del(__table != 0 && __del),
  43   _M_toupper(NULL), _M_tolower(NULL),
  44   _M_table(__table ? __table : classic_table())
  45   { }
  46
  47   ctype<char>::ctype(const mask* __table, bool __del, size_t __refs)
  48   : __ctype_abstract_base<char>(__refs), _M_del(__table != 0 && __del),
  49   _M_toupper(NULL), _M_tolower(NULL),
  50   _M_table(__table ? __table : classic_table())
  51   { }
  52
  53   char
  54   ctype<char>::do_toupper(char __c) const
  55   {
  56     int __x = __c;
  57     return (this->is(ctype_base::lower, __c) ? (__x - 'a' + 'A') : __x);
  58   }
  59
  60   const char*
  61   ctype<char>::do_toupper(char* __low, const char* __high) const
  62   {
  63     while (__low < __high)
  64       {
  65         *__low = this->do_toupper(*__low);
  66         ++__low;
  67       }
  68     return __high;
  69   }
  70
  71   char
  72   ctype<char>::do_tolower(char __c) const
  73   {
  74     int __x = __c;
  75     return (this->is(ctype_base::upper, __c) ? (__x - 'A' + 'a') : __x);
  76   }
  77
  78   const char*
  79   ctype<char>::do_tolower(char* __low, const char* __high) const
  80   {
  81     while (__low < __high)
  82       {
  83         *__low = this->do_tolower(*__low);
  84         ++__low;
  85       }
  86     return __high;
  87   }
  88