libstdc++
time_members.h
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1 // std::time_get, std::time_put implementation, GNU version -*- C++ -*-
2 
3 // Copyright (C) 2001-2014 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), _M_c_locale_timepunct(0),
44  _M_name_timepunct(_S_get_c_name())
45  { _M_initialize_timepunct(); }
46 
47  template<typename _CharT>
48  __timepunct<_CharT>::__timepunct(__cache_type* __cache, size_t __refs)
49  : facet(__refs), _M_data(__cache), _M_c_locale_timepunct(0),
50  _M_name_timepunct(_S_get_c_name())
51  { _M_initialize_timepunct(); }
52 
53  template<typename _CharT>
54  __timepunct<_CharT>::__timepunct(__c_locale __cloc, const char* __s,
55  size_t __refs)
56  : facet(__refs), _M_data(0), _M_c_locale_timepunct(0),
57  _M_name_timepunct(0)
58  {
59  if (__builtin_strcmp(__s, _S_get_c_name()) != 0)
60  {
61  const size_t __len = __builtin_strlen(__s) + 1;
62  char* __tmp = new char[__len];
63  __builtin_memcpy(__tmp, __s, __len);
64  _M_name_timepunct = __tmp;
65  }
66  else
67  _M_name_timepunct = _S_get_c_name();
68 
69  __try
70  { _M_initialize_timepunct(__cloc); }
71  __catch(...)
72  {
73  if (_M_name_timepunct != _S_get_c_name())
74  delete [] _M_name_timepunct;
75  __throw_exception_again;
76  }
77  }
78 
79  template<typename _CharT>
80  __timepunct<_CharT>::~__timepunct()
81  {
82  if (_M_name_timepunct != _S_get_c_name())
83  delete [] _M_name_timepunct;
84  delete _M_data;
85  _S_destroy_c_locale(_M_c_locale_timepunct);
86  }
87 
88 _GLIBCXX_END_NAMESPACE_VERSION
89 } // namespace