libstdc++-v3/src/globals_locale.cc

   1 // Copyright (C) 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
   2 //
   3 // This file is part of the GNU ISO C++ Library.  This library is free
   4 // software; you can redistribute it and/or modify it under the
   5 // terms of the GNU General Public License as published by the
   6 // Free Software Foundation; either version 2, or (at your option)
   7 // any later version.
   8
   9 // This library is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13
  14 // You should have received a copy of the GNU General Public License along
  15 // with this library; see the file COPYING.  If not, write to the Free
  16 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  17 // USA.
  18
  19 // As a special exception, you may use this file as part of a free software
  20 // library without restriction.  Specifically, if other files instantiate
  21 // templates or use macros or inline functions from this file, or you compile
  22 // this file and link it with other files to produce an executable, this
  23 // file does not by itself cause the resulting executable to be covered by
  24 // the GNU General Public License.  This exception does not however
  25 // invalidate any other reasons why the executable file might be covered by
  26 // the GNU General Public License.
  27
  28 #include <locale>
  29
  30 // On AIX, and perhaps other systems, library initialization order is
  31 // not guaranteed.  For example, the static initializers for the main
  32 // program might run before the static initializers for this library.
  33 // That means that we cannot rely on static initialization in the
  34 // library; there is no guarantee that things will get initialized in
  35 // time.  This file contains definitions of all global variables that
  36 // require initialization as arrays of characters.
  37
  38 // NB: asm directives can rename these non-exported, namespace
  39 // __gnu_cxx symbols into exported, namespace std symbols with the
  40 // appropriate symbol version name.
  41 // The rename syntax is
  42 //   asm (".symver currentname,oldname@@GLIBCXX_3.2")
  43 // In macro form:
  44 // _GLIBCXX_ASM_SYMVER(currentname, oldname, GLIBCXX_3.2)
  45
  46 namespace __gnu_internal
  47 {
  48   using namespace std;
  49
  50   typedef char fake_locale_Impl[sizeof(locale::_Impl)]
  51   __attribute__ ((aligned(__alignof__(locale::_Impl))));
  52   fake_locale_Impl c_locale_impl;
  53
  54   typedef char fake_locale[sizeof(locale)]
  55   __attribute__ ((aligned(__alignof__(locale))));
  56   fake_locale c_locale;
  57
  58   typedef char fake_name_vec[sizeof(char*)]
  59   __attribute__ ((aligned(__alignof__(char*))));
  60   fake_name_vec name_vec[6 + _GLIBCXX_NUM_CATEGORIES];
  61
  62   typedef char fake_names[sizeof(char[2])]
  63   __attribute__ ((aligned(__alignof__(char[2]))));
  64   fake_names name_c[6 + _GLIBCXX_NUM_CATEGORIES];
  65
  66   typedef char fake_facet_vec[sizeof(locale::facet*)]
  67   __attribute__ ((aligned(__alignof__(locale::facet*))));
  68   fake_facet_vec facet_vec[_GLIBCXX_NUM_FACETS];
  69
  70   typedef char fake_cache_vec[sizeof(locale::facet*)]
  71   __attribute__ ((aligned(__alignof__(locale::facet*))));
  72   fake_cache_vec cache_vec[_GLIBCXX_NUM_FACETS];
  73
  74   typedef char fake_ctype_c[sizeof(std::ctype<char>)]
  75   __attribute__ ((aligned(__alignof__(std::ctype<char>))));
  76   fake_ctype_c ctype_c;
  77
  78   typedef char fake_collate_c[sizeof(std::collate<char>)]
  79   __attribute__ ((aligned(__alignof__(std::collate<char>))));
  80   fake_collate_c collate_c;
  81
  82   typedef char fake_numpunct_c[sizeof(numpunct<char>)]
  83   __attribute__ ((aligned(__alignof__(numpunct<char>))));
  84   fake_numpunct_c numpunct_c;
  85
  86   typedef char fake_num_get_c[sizeof(num_get<char>)]
  87   __attribute__ ((aligned(__alignof__(num_get<char>))));
  88   fake_num_get_c num_get_c;
  89
  90   typedef char fake_num_put_c[sizeof(num_put<char>)]
  91   __attribute__ ((aligned(__alignof__(num_put<char>))));
  92   fake_num_put_c num_put_c;
  93
  94   typedef char fake_codecvt_c[sizeof(codecvt<char, char, mbstate_t>)]
  95   __attribute__ ((aligned(__alignof__(codecvt<char, char, mbstate_t>))));
  96   fake_codecvt_c codecvt_c;
  97
  98   typedef char fake_moneypunct_c[sizeof(moneypunct<char, true>)]
  99   __attribute__ ((aligned(__alignof__(moneypunct<char, true>))));
 100   fake_moneypunct_c moneypunct_ct;
 101   fake_moneypunct_c moneypunct_cf;
 102
 103   typedef char fake_money_get_c[sizeof(money_get<char>)]
 104   __attribute__ ((aligned(__alignof__(money_get<char>))));
 105   fake_money_get_c money_get_c;
 106
 107   typedef char fake_money_put_c[sizeof(money_put<char>)]
 108   __attribute__ ((aligned(__alignof__(money_put<char>))));
 109   fake_money_put_c money_put_c;
 110
 111   typedef char fake_timepunct_c[sizeof(__timepunct<char>)]
 112   __attribute__ ((aligned(__alignof__(__timepunct<char>))));
 113   fake_timepunct_c timepunct_c;
 114
 115   typedef char fake_time_get_c[sizeof(time_get<char>)]
 116   __attribute__ ((aligned(__alignof__(time_get<char>))));
 117   fake_time_get_c time_get_c;
 118
 119   typedef char fake_time_put_c[sizeof(time_put<char>)]
 120   __attribute__ ((aligned(__alignof__(time_put<char>))));
 121   fake_time_put_c time_put_c;
 122
 123   typedef char fake_messages_c[sizeof(messages<char>)]
 124   __attribute__ ((aligned(__alignof__(messages<char>))));
 125   fake_messages_c messages_c;
 126
 127 #ifdef  _GLIBCXX_USE_WCHAR_T
 128   typedef char fake_wtype_w[sizeof(std::ctype<wchar_t>)]
 129   __attribute__ ((aligned(__alignof__(std::ctype<wchar_t>))));
 130   fake_wtype_w ctype_w;
 131
 132   typedef char fake_wollate_w[sizeof(std::collate<wchar_t>)]
 133   __attribute__ ((aligned(__alignof__(std::collate<wchar_t>))));
 134   fake_wollate_w collate_w;
 135
 136   typedef char fake_numpunct_w[sizeof(numpunct<wchar_t>)]
 137   __attribute__ ((aligned(__alignof__(numpunct<wchar_t>))));
 138   fake_numpunct_w numpunct_w;
 139
 140   typedef char fake_num_get_w[sizeof(num_get<wchar_t>)]
 141   __attribute__ ((aligned(__alignof__(num_get<wchar_t>))));
 142   fake_num_get_w num_get_w;
 143
 144   typedef char fake_num_put_w[sizeof(num_put<wchar_t>)]
 145   __attribute__ ((aligned(__alignof__(num_put<wchar_t>))));
 146   fake_num_put_w num_put_w;
 147
 148   typedef char fake_wodecvt_w[sizeof(codecvt<wchar_t, char, mbstate_t>)]
 149   __attribute__ ((aligned(__alignof__(codecvt<wchar_t, char, mbstate_t>))));
 150   fake_wodecvt_w codecvt_w;
 151
 152   typedef char fake_moneypunct_w[sizeof(moneypunct<wchar_t, true>)]
 153   __attribute__ ((aligned(__alignof__(moneypunct<wchar_t, true>))));
 154   fake_moneypunct_w moneypunct_wt;
 155   fake_moneypunct_w moneypunct_wf;
 156
 157   typedef char fake_money_get_w[sizeof(money_get<wchar_t>)]
 158   __attribute__ ((aligned(__alignof__(money_get<wchar_t>))));
 159   fake_money_get_w money_get_w;
 160
 161   typedef char fake_money_put_w[sizeof(money_put<wchar_t>)]
 162   __attribute__ ((aligned(__alignof__(money_put<wchar_t>))));
 163   fake_money_put_w money_put_w;
 164
 165   typedef char fake_timepunct_w[sizeof(__timepunct<wchar_t>)]
 166   __attribute__ ((aligned(__alignof__(__timepunct<wchar_t>))));
 167   fake_timepunct_w timepunct_w;
 168
 169   typedef char fake_time_get_w[sizeof(time_get<wchar_t>)]
 170   __attribute__ ((aligned(__alignof__(time_get<wchar_t>))));
 171   fake_time_get_w time_get_w;
 172
 173   typedef char fake_time_put_w[sizeof(time_put<wchar_t>)]
 174   __attribute__ ((aligned(__alignof__(time_put<wchar_t>))));
 175   fake_time_put_w time_put_w;
 176
 177   typedef char fake_messages_w[sizeof(messages<wchar_t>)]
 178   __attribute__ ((aligned(__alignof__(messages<wchar_t>))));
 179   fake_messages_w messages_w;
 180 #endif
 181
 182   // Storage for "C" locale caches.
 183   typedef char fake_num_cache_c[sizeof(std::__numpunct_cache<char>)]
 184   __attribute__ ((aligned(__alignof__(std::__numpunct_cache<char>))));
 185   fake_num_cache_c numpunct_cache_c;
 186
 187   typedef char fake_money_cache_c[sizeof(std::__moneypunct_cache<char, true>)]
 188   __attribute__ ((aligned(__alignof__(std::__moneypunct_cache<char, true>))));
 189   fake_money_cache_c moneypunct_cache_ct;
 190   fake_money_cache_c moneypunct_cache_cf;
 191
 192   typedef char fake_time_cache_c[sizeof(std::__timepunct_cache<char>)]
 193   __attribute__ ((aligned(__alignof__(std::__timepunct_cache<char>))));
 194   fake_time_cache_c timepunct_cache_c;
 195
 196 #ifdef _GLIBCXX_USE_WCHAR_T
 197   typedef char fake_num_cache_w[sizeof(std::__numpunct_cache<wchar_t>)]
 198   __attribute__ ((aligned(__alignof__(std::__numpunct_cache<wchar_t>))));
 199   fake_num_cache_w numpunct_cache_w;
 200
 201   typedef char fake_money_cache_w[sizeof(std::__moneypunct_cache<wchar_t,true>)]
 202   __attribute__ ((aligned(__alignof__(std::__moneypunct_cache<wchar_t,true>))));
 203   fake_money_cache_w moneypunct_cache_wt;
 204   fake_money_cache_w moneypunct_cache_wf;
 205
 206   typedef char fake_time_cache_w[sizeof(std::__timepunct_cache<wchar_t>)]
 207   __attribute__ ((aligned(__alignof__(std::__timepunct_cache<wchar_t>))));
 208   fake_time_cache_w timepunct_cache_w;
 209 #endif
 210 } // namespace __gnu_internal