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

   1 // std::time_get, std::time_put implementation, generic version -*- C++ -*-
   2
   3 // Copyright (C) 2001-2020 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 <cstdlib>
  34 #include <cstring>
  35
  36 namespace std _GLIBCXX_VISIBILITY(default)
  37 {
  38 _GLIBCXX_BEGIN_NAMESPACE_VERSION
  39
  40   template<>
  41     void
  42     __timepunct<char>::
  43     _M_put(char* __s, size_t __maxlen, const char* __format,
  44            const tm* __tm) const throw()
  45     {
  46       char* __old = setlocale(LC_ALL, 0);
  47       const size_t __llen = strlen(__old) + 1;
  48       char* __sav = new char[__llen];
  49       memcpy(__sav, __old, __llen);
  50       setlocale(LC_ALL, _M_name_timepunct);
  51       const size_t __len = strftime(__s, __maxlen, __format, __tm);
  52       setlocale(LC_ALL, __sav);
  53       delete [] __sav;
  54       // Make sure __s is null terminated.
  55       if (__len == 0)
  56         __s[0] = '\0';
  57     }
  58
  59   template<>
  60     void
  61     __timepunct<char>::_M_initialize_timepunct(__c_locale)
  62     {
  63       // "C" locale.
  64       if (!_M_data)
  65         _M_data = new __timepunct_cache<char>;
  66
  67       _M_data->_M_date_format = "%m/%d/%y";
  68       _M_data->_M_date_era_format = "%m/%d/%y";
  69       _M_data->_M_time_format = "%H:%M:%S";
  70       _M_data->_M_time_era_format = "%H:%M:%S";
  71       _M_data->_M_date_time_format = "";
  72       _M_data->_M_date_time_era_format = "";
  73       _M_data->_M_am = "AM";
  74       _M_data->_M_pm = "PM";
  75       _M_data->_M_am_pm_format = "";
  76
  77       // Day names, starting with "C"'s Sunday.
  78       _M_data->_M_day1 = "Sunday";
  79       _M_data->_M_day2 = "Monday";
  80       _M_data->_M_day3 = "Tuesday";
  81       _M_data->_M_day4 = "Wednesday";
  82       _M_data->_M_day5 = "Thursday";
  83       _M_data->_M_day6 = "Friday";
  84       _M_data->_M_day7 = "Saturday";
  85
  86       // Abbreviated day names, starting with "C"'s Sun.
  87       _M_data->_M_aday1 = "Sun";
  88       _M_data->_M_aday2 = "Mon";
  89       _M_data->_M_aday3 = "Tue";
  90       _M_data->_M_aday4 = "Wed";
  91       _M_data->_M_aday5 = "Thu";
  92       _M_data->_M_aday6 = "Fri";
  93       _M_data->_M_aday7 = "Sat";
  94
  95       // Month names, starting with "C"'s January.
  96       _M_data->_M_month01 = "January";
  97       _M_data->_M_month02 = "February";
  98       _M_data->_M_month03 = "March";
  99       _M_data->_M_month04 = "April";
 100       _M_data->_M_month05 = "May";
 101       _M_data->_M_month06 = "June";
 102       _M_data->_M_month07 = "July";
 103       _M_data->_M_month08 = "August";
 104       _M_data->_M_month09 = "September";
 105       _M_data->_M_month10 = "October";
 106       _M_data->_M_month11 = "November";
 107       _M_data->_M_month12 = "December";
 108
 109       // Abbreviated month names, starting with "C"'s Jan.
 110       _M_data->_M_amonth01 = "Jan";
 111       _M_data->_M_amonth02 = "Feb";
 112       _M_data->_M_amonth03 = "Mar";
 113       _M_data->_M_amonth04 = "Apr";
 114       _M_data->_M_amonth05 = "May";
 115       _M_data->_M_amonth06 = "Jun";
 116       _M_data->_M_amonth07 = "Jul";
 117       _M_data->_M_amonth08 = "Aug";
 118       _M_data->_M_amonth09 = "Sep";
 119       _M_data->_M_amonth10 = "Oct";
 120       _M_data->_M_amonth11 = "Nov";
 121       _M_data->_M_amonth12 = "Dec";
 122     }
 123
 124 #ifdef _GLIBCXX_USE_WCHAR_T
 125   template<>
 126     void
 127     __timepunct<wchar_t>::
 128     _M_put(wchar_t* __s, size_t __maxlen, const wchar_t* __format,
 129            const tm* __tm) const throw()
 130     {
 131       char* __old = setlocale(LC_ALL, 0);
 132       const size_t __llen = strlen(__old) + 1;
 133       char* __sav = new char[__llen];
 134       memcpy(__sav, __old, __llen);
 135       setlocale(LC_ALL, _M_name_timepunct);
 136       const size_t __len = wcsftime(__s, __maxlen, __format, __tm);
 137       setlocale(LC_ALL, __sav);
 138       delete [] __sav;
 139       // Make sure __s is null terminated.
 140       if (__len == 0)
 141         __s[0] = L'\0';
 142     }
 143
 144   template<>
 145     void
 146     __timepunct<wchar_t>::_M_initialize_timepunct(__c_locale)
 147     {
 148       // "C" locale.
 149       if (!_M_data)
 150         _M_data = new __timepunct_cache<wchar_t>;
 151
 152       _M_data->_M_date_format = L"%m/%d/%y";
 153       _M_data->_M_date_era_format = L"%m/%d/%y";
 154       _M_data->_M_time_format = L"%H:%M:%S";
 155       _M_data->_M_time_era_format = L"%H:%M:%S";
 156       _M_data->_M_date_time_format = L"";
 157       _M_data->_M_date_time_era_format = L"";
 158       _M_data->_M_am = L"AM";
 159       _M_data->_M_pm = L"PM";
 160       _M_data->_M_am_pm_format = L"";
 161
 162       // Day names, starting with "C"'s Sunday.
 163       _M_data->_M_day1 = L"Sunday";
 164       _M_data->_M_day2 = L"Monday";
 165       _M_data->_M_day3 = L"Tuesday";
 166       _M_data->_M_day4 = L"Wednesday";
 167       _M_data->_M_day5 = L"Thursday";
 168       _M_data->_M_day6 = L"Friday";
 169       _M_data->_M_day7 = L"Saturday";
 170
 171       // Abbreviated day names, starting with "C"'s Sun.
 172       _M_data->_M_aday1 = L"Sun";
 173       _M_data->_M_aday2 = L"Mon";
 174       _M_data->_M_aday3 = L"Tue";
 175       _M_data->_M_aday4 = L"Wed";
 176       _M_data->_M_aday5 = L"Thu";
 177       _M_data->_M_aday6 = L"Fri";
 178       _M_data->_M_aday7 = L"Sat";
 179
 180       // Month names, starting with "C"'s January.
 181       _M_data->_M_month01 = L"January";
 182       _M_data->_M_month02 = L"February";
 183       _M_data->_M_month03 = L"March";
 184       _M_data->_M_month04 = L"April";
 185       _M_data->_M_month05 = L"May";
 186       _M_data->_M_month06 = L"June";
 187       _M_data->_M_month07 = L"July";
 188       _M_data->_M_month08 = L"August";
 189       _M_data->_M_month09 = L"September";
 190       _M_data->_M_month10 = L"October";
 191       _M_data->_M_month11 = L"November";
 192       _M_data->_M_month12 = L"December";
 193
 194       // Abbreviated month names, starting with "C"'s Jan.
 195       _M_data->_M_amonth01 = L"Jan";
 196       _M_data->_M_amonth02 = L"Feb";
 197       _M_data->_M_amonth03 = L"Mar";
 198       _M_data->_M_amonth04 = L"Apr";
 199       _M_data->_M_amonth05 = L"May";
 200       _M_data->_M_amonth06 = L"Jun";
 201       _M_data->_M_amonth07 = L"Jul";
 202       _M_data->_M_amonth08 = L"Aug";
 203       _M_data->_M_amonth09 = L"Sep";
 204       _M_data->_M_amonth10 = L"Oct";
 205       _M_data->_M_amonth11 = L"Nov";
 206       _M_data->_M_amonth12 = L"Dec";
 207     }
 208 #endif
 209
 210 _GLIBCXX_END_NAMESPACE_VERSION
 211 } // namespace