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      1 // Locale support -*- C++ -*-
      2 
      3 // Copyright (C) 2010 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 ctype_noninline.h
     26  *  This is an internal header file, included by other library headers.
     27  *  You should not attempt to use it directly.
     28  */
     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_ + 1; }
     39 
     40   ctype<char>::ctype(__c_locale, const mask* __table, bool __del,
     41 		     size_t __refs)
     42   : facet(__refs), _M_del(__table != 0 && __del),
     43   _M_toupper(NULL), _M_tolower(NULL),
     44   _M_table(__table ? __table : classic_table())
     45   {
     46     memset(_M_widen, 0, sizeof(_M_widen));
     47     _M_widen_ok = 0;
     48     memset(_M_narrow, 0, sizeof(_M_narrow));
     49     _M_narrow_ok = 0;
     50   }
     51 
     52   ctype<char>::ctype(const mask* __table, bool __del, size_t __refs)
     53   : facet(__refs), _M_del(__table != 0 && __del),
     54   _M_toupper(NULL), _M_tolower(NULL),
     55   _M_table(__table ? __table : classic_table())
     56   {
     57     memset(_M_widen, 0, sizeof(_M_widen));
     58     _M_widen_ok = 0;
     59     memset(_M_narrow, 0, sizeof(_M_narrow));
     60     _M_narrow_ok = 0;
     61   }
     62 
     63   char
     64   ctype<char>::do_toupper(char __c) const
     65   {
     66     int __x = __c;
     67     return (this->is(ctype_base::lower, __c) ? (__x - 'a' + 'A') : __x);
     68   }
     69 
     70   const char*
     71   ctype<char>::do_toupper(char* __low, const char* __high) const
     72   {
     73     while (__low < __high)
     74       {
     75 	*__low = this->do_toupper(*__low);
     76 	++__low;
     77       }
     78     return __high;
     79   }
     80 
     81   char
     82   ctype<char>::do_tolower(char __c) const
     83   {
     84     int __x = __c;
     85     return (this->is(ctype_base::upper, __c) ? (__x - 'A' + 'a') : __x);
     86   }
     87 
     88   const char*
     89   ctype<char>::do_tolower(char* __low, const char* __high) const
     90   {
     91     while (__low < __high)
     92       {
     93 	*__low = this->do_tolower(*__low);
     94 	++__low;
     95       }
     96     return __high;
     97   }
     98 
     99