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

   1 // std::time_get, std::time_put implementation, generic 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 /** @file bits/time_members.h
  26  *  This is an internal header file, included by other library headers.
  27  *  Do not attempt to use it directly. @headername{locale}
  28  */
  29
  30 //
  31 // ISO C++ 14882: 22.2.5.1.2 - time_get functions
  32 // ISO C++ 14882: 22.2.5.3.2 - time_put functions
  33 //
  34
  35 // Written by Benjamin Kosnik <bkoz@redhat.com>
  36
  37 namespace std _GLIBCXX_VISIBILITY(default)
  38 {
  39 _GLIBCXX_BEGIN_NAMESPACE_VERSION
  40
  41   template<typename _CharT>
  42     __timepunct<_CharT>::__timepunct(size_t __refs)
  43     : facet(__refs), _M_data(0)
  44     {
  45       _M_name_timepunct = _S_get_c_name();
  46       _M_initialize_timepunct();
  47     }
  48
  49   template<typename _CharT>
  50     __timepunct<_CharT>::__timepunct(__cache_type* __cache, size_t __refs)
  51     : facet(__refs), _M_data(__cache)
  52     {
  53       _M_name_timepunct = _S_get_c_name();
  54       _M_initialize_timepunct();
  55     }
  56
  57   template<typename _CharT>
  58     __timepunct<_CharT>::__timepunct(__c_locale __cloc, const char* __s,
  59                                      size_t __refs)
  60     : facet(__refs), _M_data(0)
  61     {
  62       if (__builtin_strcmp(__s, _S_get_c_name()) != 0)
  63         {
  64           const size_t __len = __builtin_strlen(__s) + 1;
  65           char* __tmp = new char[__len];
  66           __builtin_memcpy(__tmp, __s, __len);
  67           _M_name_timepunct = __tmp;
  68         }
  69       else
  70         _M_name_timepunct = _S_get_c_name();
  71
  72       __try
  73         { _M_initialize_timepunct(__cloc); }
  74       __catch(...)
  75         {
  76           if (_M_name_timepunct != _S_get_c_name())
  77             delete [] _M_name_timepunct;
  78           __throw_exception_again;
  79         }
  80     }
  81
  82   template<typename _CharT>
  83     __timepunct<_CharT>::~__timepunct()
  84     {
  85       if (_M_name_timepunct != _S_get_c_name())
  86         delete [] _M_name_timepunct;
  87       delete _M_data;
  88       _S_destroy_c_locale(_M_c_locale_timepunct);
  89     }
  90
  91 _GLIBCXX_END_NAMESPACE_VERSION
  92 } // namespace