libstdc++-v3/config/locale/gnu/time_members.cc

   1 // std::time_get, std::time_put implementation, GNU version -*- C++ -*-
   2
   3 // Copyright (C) 2001-2024 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 //
  26 // ISO C++ 14882: 22.2.5.1.2 - time_get virtual functions
  27 // ISO C++ 14882: 22.2.5.3.2 - time_put virtual functions
  28 //
  29
  30 // Written by Benjamin Kosnik <bkoz@redhat.com>
  31
  32 #include <locale>
  33 #include <bits/c++locale_internal.h>
  34
  35 namespace std _GLIBCXX_VISIBILITY(default)
  36 {
  37 _GLIBCXX_BEGIN_NAMESPACE_VERSION
  38
  39   template<>
  40     void
  41     __timepunct<char>::
  42     _M_put(char* __s, size_t __maxlen, const char* __format,
  43            const tm* __tm) const throw()
  44     {
  45 #if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2)
  46       const size_t __len = __strftime_l(__s, __maxlen, __format, __tm,
  47                                         _M_c_locale_timepunct);
  48 #else
  49       char* __old = setlocale(LC_ALL, 0);
  50       const size_t __llen = strlen(__old) + 1;
  51       char* __sav = new char[__llen];
  52       memcpy(__sav, __old, __llen);
  53       setlocale(LC_ALL, _M_name_timepunct);
  54       const size_t __len = strftime(__s, __maxlen, __format, __tm);
  55       setlocale(LC_ALL, __sav);
  56       delete [] __sav;
  57 #endif
  58       // Make sure __s is null terminated.
  59       if (__len == 0)
  60         __s[0] = '\0';
  61     }
  62
  63   template<>
  64     void
  65     __timepunct<char>::_M_initialize_timepunct(__c_locale __cloc)
  66     {
  67       if (!_M_data)
  68         _M_data = new __timepunct_cache<char>;
  69
  70       if (!__cloc)
  71         {
  72           // "C" locale
  73           _M_c_locale_timepunct = _S_get_c_locale();
  74
  75           _M_data->_M_date_format = "%m/%d/%y";
  76           _M_data->_M_date_era_format = "%m/%d/%y";
  77           _M_data->_M_time_format = "%H:%M:%S";
  78           _M_data->_M_time_era_format = "%H:%M:%S";
  79           _M_data->_M_date_time_format = "";
  80           _M_data->_M_date_time_era_format = "";
  81           _M_data->_M_am = "AM";
  82           _M_data->_M_pm = "PM";
  83           _M_data->_M_am_pm_format = "%I:%M:%S %p";
  84
  85           // Day names, starting with "C"'s Sunday.
  86           _M_data->_M_day1 = "Sunday";
  87           _M_data->_M_day2 = "Monday";
  88           _M_data->_M_day3 = "Tuesday";
  89           _M_data->_M_day4 = "Wednesday";
  90           _M_data->_M_day5 = "Thursday";
  91           _M_data->_M_day6 = "Friday";
  92           _M_data->_M_day7 = "Saturday";
  93
  94           // Abbreviated day names, starting with "C"'s Sun.
  95           _M_data->_M_aday1 = "Sun";
  96           _M_data->_M_aday2 = "Mon";
  97           _M_data->_M_aday3 = "Tue";
  98           _M_data->_M_aday4 = "Wed";
  99           _M_data->_M_aday5 = "Thu";
 100           _M_data->_M_aday6 = "Fri";
 101           _M_data->_M_aday7 = "Sat";
 102
 103           // Month names, starting with "C"'s January.
 104           _M_data->_M_month01 = "January";
 105           _M_data->_M_month02 = "February";
 106           _M_data->_M_month03 = "March";
 107           _M_data->_M_month04 = "April";
 108           _M_data->_M_month05 = "May";
 109           _M_data->_M_month06 = "June";
 110           _M_data->_M_month07 = "July";
 111           _M_data->_M_month08 = "August";
 112           _M_data->_M_month09 = "September";
 113           _M_data->_M_month10 = "October";
 114           _M_data->_M_month11 = "November";
 115           _M_data->_M_month12 = "December";
 116
 117           // Abbreviated month names, starting with "C"'s Jan.
 118           _M_data->_M_amonth01 = "Jan";
 119           _M_data->_M_amonth02 = "Feb";
 120           _M_data->_M_amonth03 = "Mar";
 121           _M_data->_M_amonth04 = "Apr";
 122           _M_data->_M_amonth05 = "May";
 123           _M_data->_M_amonth06 = "Jun";
 124           _M_data->_M_amonth07 = "Jul";
 125           _M_data->_M_amonth08 = "Aug";
 126           _M_data->_M_amonth09 = "Sep";
 127           _M_data->_M_amonth10 = "Oct";
 128           _M_data->_M_amonth11 = "Nov";
 129           _M_data->_M_amonth12 = "Dec";
 130         }
 131       else
 132         {
 133           _M_c_locale_timepunct = _S_clone_c_locale(__cloc);
 134
 135           _M_data->_M_date_format = __nl_langinfo_l(D_FMT, __cloc);
 136           _M_data->_M_date_era_format = __nl_langinfo_l(ERA_D_FMT, __cloc);
 137           _M_data->_M_time_format = __nl_langinfo_l(T_FMT, __cloc);
 138           _M_data->_M_time_era_format = __nl_langinfo_l(ERA_T_FMT, __cloc);
 139           _M_data->_M_date_time_format = __nl_langinfo_l(D_T_FMT, __cloc);
 140           _M_data->_M_date_time_era_format = __nl_langinfo_l(ERA_D_T_FMT,
 141                                                              __cloc);
 142           _M_data->_M_am = __nl_langinfo_l(AM_STR, __cloc);
 143           _M_data->_M_pm = __nl_langinfo_l(PM_STR, __cloc);
 144           _M_data->_M_am_pm_format = __nl_langinfo_l(T_FMT_AMPM, __cloc);
 145
 146           // Day names, starting with "C"'s Sunday.
 147           _M_data->_M_day1 = __nl_langinfo_l(DAY_1, __cloc);
 148           _M_data->_M_day2 = __nl_langinfo_l(DAY_2, __cloc);
 149           _M_data->_M_day3 = __nl_langinfo_l(DAY_3, __cloc);
 150           _M_data->_M_day4 = __nl_langinfo_l(DAY_4, __cloc);
 151           _M_data->_M_day5 = __nl_langinfo_l(DAY_5, __cloc);
 152           _M_data->_M_day6 = __nl_langinfo_l(DAY_6, __cloc);
 153           _M_data->_M_day7 = __nl_langinfo_l(DAY_7, __cloc);
 154
 155           // Abbreviated day names, starting with "C"'s Sun.
 156           _M_data->_M_aday1 = __nl_langinfo_l(ABDAY_1, __cloc);
 157           _M_data->_M_aday2 = __nl_langinfo_l(ABDAY_2, __cloc);
 158           _M_data->_M_aday3 = __nl_langinfo_l(ABDAY_3, __cloc);
 159           _M_data->_M_aday4 = __nl_langinfo_l(ABDAY_4, __cloc);
 160           _M_data->_M_aday5 = __nl_langinfo_l(ABDAY_5, __cloc);
 161           _M_data->_M_aday6 = __nl_langinfo_l(ABDAY_6, __cloc);
 162           _M_data->_M_aday7 = __nl_langinfo_l(ABDAY_7, __cloc);
 163
 164           // Month names, starting with "C"'s January.
 165           _M_data->_M_month01 = __nl_langinfo_l(MON_1, __cloc);
 166           _M_data->_M_month02 = __nl_langinfo_l(MON_2, __cloc);
 167           _M_data->_M_month03 = __nl_langinfo_l(MON_3, __cloc);
 168           _M_data->_M_month04 = __nl_langinfo_l(MON_4, __cloc);
 169           _M_data->_M_month05 = __nl_langinfo_l(MON_5, __cloc);
 170           _M_data->_M_month06 = __nl_langinfo_l(MON_6, __cloc);
 171           _M_data->_M_month07 = __nl_langinfo_l(MON_7, __cloc);
 172           _M_data->_M_month08 = __nl_langinfo_l(MON_8, __cloc);
 173           _M_data->_M_month09 = __nl_langinfo_l(MON_9, __cloc);
 174           _M_data->_M_month10 = __nl_langinfo_l(MON_10, __cloc);
 175           _M_data->_M_month11 = __nl_langinfo_l(MON_11, __cloc);
 176           _M_data->_M_month12 = __nl_langinfo_l(MON_12, __cloc);
 177
 178           // Abbreviated month names, starting with "C"'s Jan.
 179           _M_data->_M_amonth01 = __nl_langinfo_l(ABMON_1, __cloc);
 180           _M_data->_M_amonth02 = __nl_langinfo_l(ABMON_2, __cloc);
 181           _M_data->_M_amonth03 = __nl_langinfo_l(ABMON_3, __cloc);
 182           _M_data->_M_amonth04 = __nl_langinfo_l(ABMON_4, __cloc);
 183           _M_data->_M_amonth05 = __nl_langinfo_l(ABMON_5, __cloc);
 184           _M_data->_M_amonth06 = __nl_langinfo_l(ABMON_6, __cloc);
 185           _M_data->_M_amonth07 = __nl_langinfo_l(ABMON_7, __cloc);
 186           _M_data->_M_amonth08 = __nl_langinfo_l(ABMON_8, __cloc);
 187           _M_data->_M_amonth09 = __nl_langinfo_l(ABMON_9, __cloc);
 188           _M_data->_M_amonth10 = __nl_langinfo_l(ABMON_10, __cloc);
 189           _M_data->_M_amonth11 = __nl_langinfo_l(ABMON_11, __cloc);
 190           _M_data->_M_amonth12 = __nl_langinfo_l(ABMON_12, __cloc);
 191         }
 192     }
 193
 194 #ifdef _GLIBCXX_USE_WCHAR_T
 195   template<>
 196     void
 197     __timepunct<wchar_t>::
 198     _M_put(wchar_t* __s, size_t __maxlen, const wchar_t* __format,
 199            const tm* __tm) const throw()
 200     {
 201 #if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2)
 202       const size_t __len = __wcsftime_l(__s, __maxlen, __format, __tm,
 203                                         _M_c_locale_timepunct);
 204 #else
 205       char* __old = setlocale(LC_ALL, 0);
 206       const size_t __llen = strlen(__old) + 1;
 207       char* __sav = new char[__llen];
 208       memcpy(__sav, __old, __llen);
 209       setlocale(LC_ALL, _M_name_timepunct);
 210       const size_t __len = wcsftime(__s, __maxlen, __format, __tm);
 211       setlocale(LC_ALL, __sav);
 212       delete [] __sav;
 213 #endif
 214       // Make sure __s is null terminated.
 215       if (__len == 0)
 216         __s[0] = L'\0';
 217     }
 218
 219   template<>
 220     void
 221     __timepunct<wchar_t>::_M_initialize_timepunct(__c_locale __cloc)
 222     {
 223       if (!_M_data)
 224         _M_data = new __timepunct_cache<wchar_t>;
 225
 226       if (!__cloc)
 227         {
 228           // "C" locale
 229           _M_c_locale_timepunct = _S_get_c_locale();
 230
 231           _M_data->_M_date_format = L"%m/%d/%y";
 232           _M_data->_M_date_era_format = L"%m/%d/%y";
 233           _M_data->_M_time_format = L"%H:%M:%S";
 234           _M_data->_M_time_era_format = L"%H:%M:%S";
 235           _M_data->_M_date_time_format = L"";
 236           _M_data->_M_date_time_era_format = L"";
 237           _M_data->_M_am = L"AM";
 238           _M_data->_M_pm = L"PM";
 239           _M_data->_M_am_pm_format = L"%I:%M:%S %p";
 240
 241           // Day names, starting with "C"'s Sunday.
 242           _M_data->_M_day1 = L"Sunday";
 243           _M_data->_M_day2 = L"Monday";
 244           _M_data->_M_day3 = L"Tuesday";
 245           _M_data->_M_day4 = L"Wednesday";
 246           _M_data->_M_day5 = L"Thursday";
 247           _M_data->_M_day6 = L"Friday";
 248           _M_data->_M_day7 = L"Saturday";
 249
 250           // Abbreviated day names, starting with "C"'s Sun.
 251           _M_data->_M_aday1 = L"Sun";
 252           _M_data->_M_aday2 = L"Mon";
 253           _M_data->_M_aday3 = L"Tue";
 254           _M_data->_M_aday4 = L"Wed";
 255           _M_data->_M_aday5 = L"Thu";
 256           _M_data->_M_aday6 = L"Fri";
 257           _M_data->_M_aday7 = L"Sat";
 258
 259           // Month names, starting with "C"'s January.
 260           _M_data->_M_month01 = L"January";
 261           _M_data->_M_month02 = L"February";
 262           _M_data->_M_month03 = L"March";
 263           _M_data->_M_month04 = L"April";
 264           _M_data->_M_month05 = L"May";
 265           _M_data->_M_month06 = L"June";
 266           _M_data->_M_month07 = L"July";
 267           _M_data->_M_month08 = L"August";
 268           _M_data->_M_month09 = L"September";
 269           _M_data->_M_month10 = L"October";
 270           _M_data->_M_month11 = L"November";
 271           _M_data->_M_month12 = L"December";
 272
 273           // Abbreviated month names, starting with "C"'s Jan.
 274           _M_data->_M_amonth01 = L"Jan";
 275           _M_data->_M_amonth02 = L"Feb";
 276           _M_data->_M_amonth03 = L"Mar";
 277           _M_data->_M_amonth04 = L"Apr";
 278           _M_data->_M_amonth05 = L"May";
 279           _M_data->_M_amonth06 = L"Jun";
 280           _M_data->_M_amonth07 = L"Jul";
 281           _M_data->_M_amonth08 = L"Aug";
 282           _M_data->_M_amonth09 = L"Sep";
 283           _M_data->_M_amonth10 = L"Oct";
 284           _M_data->_M_amonth11 = L"Nov";
 285           _M_data->_M_amonth12 = L"Dec";
 286         }
 287       else
 288         {
 289           _M_c_locale_timepunct = _S_clone_c_locale(__cloc);
 290
 291           union { char *__s; wchar_t *__w; } __u;
 292
 293           __u.__s = __nl_langinfo_l(_NL_WD_FMT, __cloc);
 294           _M_data->_M_date_format = __u.__w;
 295           __u.__s = __nl_langinfo_l(_NL_WERA_D_FMT, __cloc);
 296           _M_data->_M_date_era_format = __u.__w;
 297           __u.__s = __nl_langinfo_l(_NL_WT_FMT, __cloc);
 298           _M_data->_M_time_format = __u.__w;
 299           __u.__s = __nl_langinfo_l(_NL_WERA_T_FMT, __cloc);
 300           _M_data->_M_time_era_format = __u.__w;
 301           __u.__s = __nl_langinfo_l(_NL_WD_T_FMT, __cloc);
 302           _M_data->_M_date_time_format = __u.__w;
 303           __u.__s = __nl_langinfo_l(_NL_WERA_D_T_FMT, __cloc);
 304           _M_data->_M_date_time_era_format = __u.__w;
 305           __u.__s = __nl_langinfo_l(_NL_WAM_STR, __cloc);
 306           _M_data->_M_am = __u.__w;
 307           __u.__s = __nl_langinfo_l(_NL_WPM_STR, __cloc);
 308           _M_data->_M_pm = __u.__w;
 309           __u.__s = __nl_langinfo_l(_NL_WT_FMT_AMPM, __cloc);
 310           _M_data->_M_am_pm_format = __u.__w;
 311
 312           // Day names, starting with "C"'s Sunday.
 313           __u.__s = __nl_langinfo_l(_NL_WDAY_1, __cloc);
 314           _M_data->_M_day1 = __u.__w;
 315           __u.__s = __nl_langinfo_l(_NL_WDAY_2, __cloc);
 316           _M_data->_M_day2 = __u.__w;
 317           __u.__s = __nl_langinfo_l(_NL_WDAY_3, __cloc);
 318           _M_data->_M_day3 = __u.__w;
 319           __u.__s = __nl_langinfo_l(_NL_WDAY_4, __cloc);
 320           _M_data->_M_day4 = __u.__w;
 321           __u.__s = __nl_langinfo_l(_NL_WDAY_5, __cloc);
 322           _M_data->_M_day5 = __u.__w;
 323           __u.__s = __nl_langinfo_l(_NL_WDAY_6, __cloc);
 324           _M_data->_M_day6 = __u.__w;
 325           __u.__s = __nl_langinfo_l(_NL_WDAY_7, __cloc);
 326           _M_data->_M_day7 = __u.__w;
 327
 328           // Abbreviated day names, starting with "C"'s Sun.
 329           __u.__s = __nl_langinfo_l(_NL_WABDAY_1, __cloc);
 330           _M_data->_M_aday1 = __u.__w;
 331           __u.__s = __nl_langinfo_l(_NL_WABDAY_2, __cloc);
 332           _M_data->_M_aday2 = __u.__w;
 333           __u.__s = __nl_langinfo_l(_NL_WABDAY_3, __cloc);
 334           _M_data->_M_aday3 = __u.__w;
 335           __u.__s = __nl_langinfo_l(_NL_WABDAY_4, __cloc);
 336           _M_data->_M_aday4 = __u.__w;
 337           __u.__s = __nl_langinfo_l(_NL_WABDAY_5, __cloc);
 338           _M_data->_M_aday5 = __u.__w;
 339           __u.__s = __nl_langinfo_l(_NL_WABDAY_6, __cloc);
 340           _M_data->_M_aday6 = __u.__w;
 341           __u.__s = __nl_langinfo_l(_NL_WABDAY_7, __cloc);
 342           _M_data->_M_aday7 = __u.__w;
 343
 344           // Month names, starting with "C"'s January.
 345           __u.__s = __nl_langinfo_l(_NL_WMON_1, __cloc);
 346           _M_data->_M_month01 = __u.__w;
 347           __u.__s = __nl_langinfo_l(_NL_WMON_2, __cloc);
 348           _M_data->_M_month02 = __u.__w;
 349           __u.__s = __nl_langinfo_l(_NL_WMON_3, __cloc);
 350           _M_data->_M_month03 = __u.__w;
 351           __u.__s = __nl_langinfo_l(_NL_WMON_4, __cloc);
 352           _M_data->_M_month04 = __u.__w;
 353           __u.__s = __nl_langinfo_l(_NL_WMON_5, __cloc);
 354           _M_data->_M_month05 = __u.__w;
 355           __u.__s = __nl_langinfo_l(_NL_WMON_6, __cloc);
 356           _M_data->_M_month06 = __u.__w;
 357           __u.__s = __nl_langinfo_l(_NL_WMON_7, __cloc);
 358           _M_data->_M_month07 = __u.__w;
 359           __u.__s = __nl_langinfo_l(_NL_WMON_8, __cloc);
 360           _M_data->_M_month08 = __u.__w;
 361           __u.__s = __nl_langinfo_l(_NL_WMON_9, __cloc);
 362           _M_data->_M_month09 = __u.__w;
 363           __u.__s = __nl_langinfo_l(_NL_WMON_10, __cloc);
 364           _M_data->_M_month10 = __u.__w;
 365           __u.__s = __nl_langinfo_l(_NL_WMON_11, __cloc);
 366           _M_data->_M_month11 = __u.__w;
 367           __u.__s = __nl_langinfo_l(_NL_WMON_12, __cloc);
 368           _M_data->_M_month12 = __u.__w;
 369
 370           // Abbreviated month names, starting with "C"'s Jan.
 371           __u.__s = __nl_langinfo_l(_NL_WABMON_1, __cloc);
 372           _M_data->_M_amonth01 = __u.__w;
 373           __u.__s = __nl_langinfo_l(_NL_WABMON_2, __cloc);
 374           _M_data->_M_amonth02 = __u.__w;
 375           __u.__s = __nl_langinfo_l(_NL_WABMON_3, __cloc);
 376           _M_data->_M_amonth03 = __u.__w;
 377           __u.__s = __nl_langinfo_l(_NL_WABMON_4, __cloc);
 378           _M_data->_M_amonth04 = __u.__w;
 379           __u.__s = __nl_langinfo_l(_NL_WABMON_5, __cloc);
 380           _M_data->_M_amonth05 = __u.__w;
 381           __u.__s = __nl_langinfo_l(_NL_WABMON_6, __cloc);
 382           _M_data->_M_amonth06 = __u.__w;
 383           __u.__s = __nl_langinfo_l(_NL_WABMON_7, __cloc);
 384           _M_data->_M_amonth07 = __u.__w;
 385           __u.__s = __nl_langinfo_l(_NL_WABMON_8, __cloc);
 386           _M_data->_M_amonth08 = __u.__w;
 387           __u.__s = __nl_langinfo_l(_NL_WABMON_9, __cloc);
 388           _M_data->_M_amonth09 = __u.__w;
 389           __u.__s = __nl_langinfo_l(_NL_WABMON_10, __cloc);
 390           _M_data->_M_amonth10 = __u.__w;
 391           __u.__s = __nl_langinfo_l(_NL_WABMON_11, __cloc);
 392           _M_data->_M_amonth11 = __u.__w;
 393           __u.__s = __nl_langinfo_l(_NL_WABMON_12, __cloc);
 394           _M_data->_M_amonth12 = __u.__w;
 395         }
 396     }
 397 #endif
 398
 399 _GLIBCXX_END_NAMESPACE_VERSION
 400 } // namespace