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

   1 // Locale support -*- C++ -*-
   2
   3 // Copyright (C) 2004, 2005, 2006, 2007, 2009 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_noninline.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 // Information as gleaned from /usr/include/ctype.h
  35
  36   const ctype_base::mask*
  37   ctype<char>::classic_table() throw()
  38   {
  39     const ctype_base::mask* __ret;
  40     char* __old = setlocale(LC_CTYPE, NULL);
  41     const size_t __len = __builtin_strlen(__old) + 1;
  42     char* __sav = new char[__len];
  43     __builtin_memcpy(__sav, __old, __len);
  44     setlocale(LC_CTYPE, "C");
  45     __ret = *__ctype_b_loc();
  46     setlocale(LC_CTYPE, __sav);
  47     delete [] __sav;
  48     return __ret;
  49   }
  50
  51   ctype<char>::ctype(__c_locale, const mask* __table, bool __del,
  52                      size_t __refs)
  53   : facet(__refs), _M_del(__table != 0 && __del)
  54   {
  55     char* __old = setlocale(LC_CTYPE, NULL);
  56     const size_t __len = __builtin_strlen(__old) + 1;
  57     char* __sav = new char[__len];
  58     __builtin_memcpy(__sav, __old, __len);
  59     setlocale(LC_CTYPE, "C");
  60     _M_toupper = *__ctype_toupper_loc();
  61     _M_tolower = *__ctype_tolower_loc();
  62     _M_table = __table ? __table : *__ctype_b_loc();
  63     setlocale(LC_CTYPE, __sav);
  64     delete [] __sav;
  65     _M_c_locale_ctype = _S_get_c_locale();
  66   }
  67
  68   ctype<char>::ctype(const mask* __table, bool __del, size_t __refs)
  69   : facet(__refs), _M_del(__table != 0 && __del)
  70   {
  71     char* __old = setlocale(LC_CTYPE, NULL);
  72     const size_t __len = __builtin_strlen(__old) + 1;
  73     char* __sav = new char[__len];
  74     __builtin_memcpy(__sav, __old, __len);
  75     setlocale(LC_CTYPE, "C");
  76     _M_toupper = *__ctype_toupper_loc();
  77     _M_tolower = *__ctype_tolower_loc();
  78     _M_table = __table ? __table : *__ctype_b_loc();
  79     setlocale(LC_CTYPE, __sav);
  80     delete [] __sav;
  81     _M_c_locale_ctype = _S_get_c_locale();
  82   }
  83
  84   char
  85   ctype<char>::do_toupper(char __c) const
  86   { return _M_toupper[static_cast<unsigned char>(__c)]; }
  87
  88   const char*
  89   ctype<char>::do_toupper(char* __low, const char* __high) const
  90   {
  91     while (__low < __high)
  92       {
  93         *__low = _M_toupper[static_cast<unsigned char>(*__low)];
  94         ++__low;
  95       }
  96     return __high;
  97   }
  98
  99   char
 100   ctype<char>::do_tolower(char __c) const
 101   { return _M_tolower[static_cast<unsigned char>(__c)]; }
 102
 103   const char*
 104   ctype<char>::do_tolower(char* __low, const char* __high) const
 105   {
 106     while (__low < __high)
 107       {
 108         *__low = _M_tolower[static_cast<unsigned char>(*__low)];
 109         ++__low;
 110       }
 111     return __high;
 112   }