# ctype_noninline.h

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    00001 // Locale support -*- C++ -*-
    00002
    00003 // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
    00004 // 2006, 2007
    00005 // Free Software Foundation, Inc.
    00006 //
    00007 // This file is part of the GNU ISO C++ Library.  This library is free
    00008 // software; you can redistribute it and/or modify it under the
    00009 // terms of the GNU General Public License as published by the
    00010 // Free Software Foundation; either version 2, or (at your option)
    00011 // any later version.
    00012
    00013 // This library is distributed in the hope that it will be useful,
    00014 // but WITHOUT ANY WARRANTY; without even the implied warranty of
    00015 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    00016 // GNU General Public License for more details.
    00017
    00018 // You should have received a copy of the GNU General Public License along
    00019 // with this library; see the file COPYING.  If not, write to the Free
    00020 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
    00021 // USA.
    00022
    00023 // As a special exception, you may use this file as part of a free software
    00024 // library without restriction.  Specifically, if other files instantiate
    00025 // templates or use macros or inline functions from this file, or you compile
    00026 // this file and link it with other files to produce an executable, this
    00027 // file does not by itself cause the resulting executable to be covered by
    00028 // the GNU General Public License.  This exception does not however
    00029 // invalidate any other reasons why the executable file might be covered by
    00030 // the GNU General Public License.
    00031
    00032 /** @file ctype_noninline.h
    00033  *  This is an internal header file, included by other library headers.
    00034  *  You should not attempt to use it directly.
    00035  */
    00036
    00037 //
    00038 // ISO C++ 14882: 22.1  Locales
    00039 //
    00040
    00041 // Information as gleaned from /usr/include/ctype.h
    00042
    00043 #if _GLIBCXX_C_LOCALE_GNU
    00044   const ctype_base::mask*
    00045   ctype<char>::classic_table() throw()
    00046   { return _S_get_c_locale()->__ctype_b; }
    00047 #else
    00048   const ctype_base::mask*
    00049   ctype<char>::classic_table() throw()
    00050   {
    00051     const ctype_base::mask* __ret;
    00052     char* __old = setlocale(LC_CTYPE, NULL);
    00053     char* __sav = NULL;
    00054     if (__builtin_strcmp(__old, "C"))
    00055       {
    00056     const size_t __len = __builtin_strlen(__old) + 1;
    00057     __sav = new char[__len];
    00058     __builtin_memcpy(__sav, __old, __len);
    00059     setlocale(LC_CTYPE, "C");
    00060       }
    00061 #if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2)
    00062     __ret = *__ctype_b_loc();
    00063 #else
    00064     __ret = __ctype_b;
    00065 #endif
    00066     if (__sav)
    00067       {
    00068     setlocale(LC_CTYPE, __sav);
    00069     delete [] __sav;
    00070       }
    00071     return __ret;
    00072   }
    00073 #endif
    00074
    00075 #if _GLIBCXX_C_LOCALE_GNU
    00076   ctype<char>::ctype(__c_locale __cloc, const mask* __table, bool __del,
    00077              size_t __refs)
    00078   : facet(__refs), _M_c_locale_ctype(_S_clone_c_locale(__cloc)),
    00079   _M_del(__table != 0 && __del),
    00080   _M_toupper(_M_c_locale_ctype->__ctype_toupper),
    00081   _M_tolower(_M_c_locale_ctype->__ctype_tolower),
    00082   _M_table(__table ? __table : _M_c_locale_ctype->__ctype_b),
    00083   _M_widen_ok(0), _M_narrow_ok(0)
    00084   {
    00085     __builtin_memset(_M_widen, 0, sizeof(_M_widen));
    00086     __builtin_memset(_M_narrow, 0, sizeof(_M_narrow));
    00087   }
    00088 #else
    00089   ctype<char>::ctype(__c_locale, const mask* __table, bool __del,
    00090              size_t __refs)
    00091   : facet(__refs), _M_c_locale_ctype(_S_get_c_locale()),
    00092   _M_del(__table != 0 && __del), _M_widen_ok(0), _M_narrow_ok(0)
    00093   {
    00094     char* __old = setlocale(LC_CTYPE, NULL);
    00095     char* __sav = NULL;
    00096     if (__builtin_strcmp(__old, "C"))
    00097       {
    00098     const size_t __len = __builtin_strlen(__old) + 1;
    00099     __sav = new char[__len];
    00100     __builtin_memcpy(__sav, __old, __len);
    00101     setlocale(LC_CTYPE, "C");
    00102       }
    00103 #if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2)
    00104     _M_toupper = *__ctype_toupper_loc();
    00105     _M_tolower = *__ctype_tolower_loc();
    00106     _M_table = __table ? __table : *__ctype_b_loc();
    00107 #else
    00108     _M_toupper = __ctype_toupper;
    00109     _M_tolower = __ctype_tolower;
    00110     _M_table = __table ? __table : __ctype_b;
    00111 #endif
    00112     if (__sav)
    00113       {
    00114     setlocale(LC_CTYPE, __sav);
    00115     delete [] __sav;
    00116       }
    00117     __builtin_memset(_M_widen, 0, sizeof(_M_widen));
    00118     __builtin_memset(_M_narrow, 0, sizeof(_M_narrow));
    00119   }
    00120 #endif
    00121
    00122 #if _GLIBCXX_C_LOCALE_GNU
    00123   ctype<char>::ctype(const mask* __table, bool __del, size_t __refs)
    00124   : facet(__refs), _M_c_locale_ctype(_S_get_c_locale()),
    00125   _M_del(__table != 0 && __del),
    00126   _M_toupper(_M_c_locale_ctype->__ctype_toupper),
    00127   _M_tolower(_M_c_locale_ctype->__ctype_tolower),
    00128   _M_table(__table ? __table : _M_c_locale_ctype->__ctype_b),
    00129   _M_widen_ok(0), _M_narrow_ok(0)
    00130   {
    00131     __builtin_memset(_M_widen, 0, sizeof(_M_widen));
    00132     __builtin_memset(_M_narrow, 0, sizeof(_M_narrow));
    00133   }
    00134 #else
    00135   ctype<char>::ctype(const mask* __table, bool __del, size_t __refs)
    00136   : facet(__refs), _M_c_locale_ctype(_S_get_c_locale()),
    00137   _M_del(__table != 0 && __del), _M_widen_ok(0), _M_narrow_ok(0)
    00138   {
    00139     char* __old = setlocale(LC_CTYPE, NULL);
    00140     char* __sav = NULL;
    00141     if (__builtin_strcmp(__old, "C"))
    00142       {
    00143     const size_t __len = __builtin_strlen(__old) + 1;
    00144     __sav = new char[__len];
    00145     __builtin_memcpy(__sav, __old, __len);
    00146     setlocale(LC_CTYPE, "C");
    00147       }
    00148 #if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2)
    00149     _M_toupper = *__ctype_toupper_loc();
    00150     _M_tolower = *__ctype_tolower_loc();
    00151     _M_table = __table ? __table : *__ctype_b_loc();
    00152 #else
    00153     _M_toupper = __ctype_toupper;
    00154     _M_tolower = __ctype_tolower;
    00155     _M_table = __table ? __table : __ctype_b;
    00156 #endif
    00157     if (__sav)
    00158       {
    00159     setlocale(LC_CTYPE, __sav);
    00160     delete [] __sav;
    00161       }
    00162     __builtin_memset(_M_widen, 0, sizeof(_M_widen));
    00163     __builtin_memset(_M_narrow, 0, sizeof(_M_narrow));
    00164   }
    00165 #endif
    00166
    00167   char
    00168   ctype<char>::do_toupper(char __c) const
    00169   { return _M_toupper[static_cast<unsigned char>(__c)]; }
    00170
    00171   const char*
    00172   ctype<char>::do_toupper(char* __low, const char* __high) const
    00173   {
    00174     while (__low < __high)
    00175       {
    00176     *__low = _M_toupper[static_cast<unsigned char>(*__low)];
    00177     ++__low;
    00178       }
    00179     return __high;
    00180   }
    00181
    00182   char
    00183   ctype<char>::do_tolower(char __c) const
    00184   { return _M_tolower[static_cast<unsigned char>(__c)]; }
    00185
    00186   const char*
    00187   ctype<char>::do_tolower(char* __low, const char* __high) const
    00188   {
    00189     while (__low < __high)
    00190       {
    00191     *__low = _M_tolower[static_cast<unsigned char>(*__low)];
    00192     ++__low;
    00193       }
    00194     return __high;
    00195   }