libstdc++
time_members.h
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1 // std::time_get, std::time_put implementation, GNU version -*- C++ -*-
2 
3 // Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008,
4 // 2009, 2010
5 // Free Software Foundation, Inc.
6 //
7 // This file is part of the GNU ISO C++ Library. This library is free
8 // software; you can redistribute it and/or modify it under the
9 // terms of the GNU General Public License as published by the
10 // Free Software Foundation; either version 3, or (at your option)
11 // any later version.
12 
13 // This library is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 // GNU General Public License for more details.
17 
18 // Under Section 7 of GPL version 3, you are granted additional
19 // permissions described in the GCC Runtime Library Exception, version
20 // 3.1, as published by the Free Software Foundation.
21 
22 // You should have received a copy of the GNU General Public License and
23 // a copy of the GCC Runtime Library Exception along with this program;
24 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
25 // <http://www.gnu.org/licenses/>.
26 
27 /** @file bits/time_members.h
28  * This is an internal header file, included by other library headers.
29  * Do not attempt to use it directly. @headername{locale}
30  */
31 
32 //
33 // ISO C++ 14882: 22.2.5.1.2 - time_get functions
34 // ISO C++ 14882: 22.2.5.3.2 - time_put functions
35 //
36 
37 // Written by Benjamin Kosnik <bkoz@redhat.com>
38 
39 namespace std _GLIBCXX_VISIBILITY(default)
40 {
41 _GLIBCXX_BEGIN_NAMESPACE_VERSION
42 
43  template<typename _CharT>
44  __timepunct<_CharT>::__timepunct(size_t __refs)
45  : facet(__refs), _M_data(0), _M_c_locale_timepunct(0),
46  _M_name_timepunct(_S_get_c_name())
47  { _M_initialize_timepunct(); }
48 
49  template<typename _CharT>
50  __timepunct<_CharT>::__timepunct(__cache_type* __cache, size_t __refs)
51  : facet(__refs), _M_data(__cache), _M_c_locale_timepunct(0),
52  _M_name_timepunct(_S_get_c_name())
53  { _M_initialize_timepunct(); }
54 
55  template<typename _CharT>
56  __timepunct<_CharT>::__timepunct(__c_locale __cloc, const char* __s,
57  size_t __refs)
58  : facet(__refs), _M_data(0), _M_c_locale_timepunct(0),
59  _M_name_timepunct(0)
60  {
61  if (__builtin_strcmp(__s, _S_get_c_name()) != 0)
62  {
63  const size_t __len = __builtin_strlen(__s) + 1;
64  char* __tmp = new char[__len];
65  __builtin_memcpy(__tmp, __s, __len);
66  _M_name_timepunct = __tmp;
67  }
68  else
69  _M_name_timepunct = _S_get_c_name();
70 
71  __try
72  { _M_initialize_timepunct(__cloc); }
73  __catch(...)
74  {
75  if (_M_name_timepunct != _S_get_c_name())
76  delete [] _M_name_timepunct;
77  __throw_exception_again;
78  }
79  }
80 
81  template<typename _CharT>
82  __timepunct<_CharT>::~__timepunct()
83  {
84  if (_M_name_timepunct != _S_get_c_name())
85  delete [] _M_name_timepunct;
86  delete _M_data;
87  _S_destroy_c_locale(_M_c_locale_timepunct);
88  }
89 
90 _GLIBCXX_END_NAMESPACE_VERSION
91 } // namespace