ctype_noninline.h

00001 // Locale support -*- C++ -*-
00002 
00003 // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002
00004 // Free Software Foundation, Inc.
00005 //
00006 // This file is part of the GNU ISO C++ Library.  This library is free
00007 // software; you can redistribute it and/or modify it under the
00008 // terms of the GNU General Public License as published by the
00009 // Free Software Foundation; either version 2, or (at your option)
00010 // any later version.
00011 
00012 // This library is distributed in the hope that it will be useful,
00013 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00014 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015 // GNU General Public License for more details.
00016 
00017 // You should have received a copy of the GNU General Public License along
00018 // with this library; see the file COPYING.  If not, write to the Free
00019 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
00020 // USA.
00021 
00022 // As a special exception, you may use this file as part of a free software
00023 // library without restriction.  Specifically, if other files instantiate
00024 // templates or use macros or inline functions from this file, or you compile
00025 // this file and link it with other files to produce an executable, this
00026 // file does not by itself cause the resulting executable to be covered by
00027 // the GNU General Public License.  This exception does not however
00028 // invalidate any other reasons why the executable file might be covered by
00029 // the GNU General Public License.
00030 
00031 //
00032 // ISO C++ 14882: 22.1  Locales
00033 //
00034   
00035 // Information as gleaned from /usr/include/ctype.h
00036 
00037 #if _GLIBCPP_USE_SHADOW_HEADERS
00038   using _C_legacy::__ctype_toupper;
00039   using _C_legacy::__ctype_tolower;
00040   using _C_legacy::__ctype_b;
00041 #endif
00042 
00043   const ctype_base::mask*
00044   ctype<char>::classic_table() throw()
00045   { return __ctype_b; }  
00046   
00047 #if _GLIBCPP_C_LOCALE_GNU
00048   ctype<char>::ctype(__c_locale __cloc, const mask* __table, bool __del, 
00049              size_t __refs) 
00050   : __ctype_abstract_base<char>(__refs), _M_del(__table != 0 && __del)
00051   {
00052     _M_c_locale_ctype = _S_clone_c_locale(__cloc);
00053     _M_toupper = _M_c_locale_ctype->__ctype_toupper;
00054     _M_tolower = _M_c_locale_ctype->__ctype_tolower;
00055     _M_table = __table ? __table : _M_c_locale_ctype->__ctype_b;
00056   }
00057 #else
00058   ctype<char>::ctype(__c_locale, const mask* __table, bool __del, 
00059              size_t __refs) 
00060   : __ctype_abstract_base<char>(__refs), _M_del(__table != 0 && __del), 
00061   _M_toupper(__ctype_toupper), _M_tolower(__ctype_tolower),
00062   _M_table(__table ? __table : classic_table())
00063   { _M_c_locale_ctype = _S_c_locale; }
00064 #endif
00065 
00066   ctype<char>::ctype(const mask* __table, bool __del, size_t __refs) : 
00067   __ctype_abstract_base<char>(__refs), _M_del(__table != 0 && __del), 
00068   _M_toupper(__ctype_toupper), _M_tolower(__ctype_tolower),
00069   _M_table(__table ? __table : classic_table())
00070   { _M_c_locale_ctype = _S_c_locale; }
00071 
00072   char
00073   ctype<char>::do_toupper(char __c) const
00074   { return _M_toupper[static_cast<unsigned char>(__c)]; }
00075 
00076   const char*
00077   ctype<char>::do_toupper(char* __low, const char* __high) const
00078   {
00079     while (__low < __high)
00080       {
00081     *__low = _M_toupper[static_cast<unsigned char>(*__low)];
00082     ++__low;
00083       }
00084     return __high;
00085   }
00086 
00087   char
00088   ctype<char>::do_tolower(char __c) const
00089   { return _M_tolower[static_cast<unsigned char>(__c)]; }
00090 
00091   const char* 
00092   ctype<char>::do_tolower(char* __low, const char* __high) const
00093   {
00094     while (__low < __high)
00095       {
00096     *__low = _M_tolower[static_cast<unsigned char>(*__low)];
00097     ++__low;
00098       }
00099     return __high;
00100   }

Generated on Wed May 1 19:19:31 2002 for libstdc++-v3 Source by doxygen1.2.15