time_members.h

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00001 // std::time_get, std::time_put implementation, GNU version -*- C++ -*-
00002 
00003 // Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007
00004 // Free Software Foundation, Inc.
00005 //
00006 // This file is part of the GNU ISO C++ Library.  This library is free
00007 // software; you can redistribute it and/or modify it under the
00008 // terms of the GNU General Public License as published by the
00009 // Free Software Foundation; either version 2, or (at your option)
00010 // any later version.
00011 
00012 // This library is distributed in the hope that it will be useful,
00013 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00014 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015 // GNU General Public License for more details.
00016 
00017 // You should have received a copy of the GNU General Public License along
00018 // with this library; see the file COPYING.  If not, write to the Free
00019 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
00020 // USA.
00021 
00022 // As a special exception, you may use this file as part of a free software
00023 // library without restriction.  Specifically, if other files instantiate
00024 // templates or use macros or inline functions from this file, or you compile
00025 // this file and link it with other files to produce an executable, this
00026 // file does not by itself cause the resulting executable to be covered by
00027 // the GNU General Public License.  This exception does not however
00028 // invalidate any other reasons why the executable file might be covered by
00029 // the GNU General Public License.
00030 
00031 /** @file time_members.h
00032  *  This is an internal header file, included by other library headers.
00033  *  You should not attempt to use it directly.
00034  */
00035 
00036 //
00037 // ISO C++ 14882: 22.2.5.1.2 - time_get functions
00038 // ISO C++ 14882: 22.2.5.3.2 - time_put functions
00039 //
00040 
00041 // Written by Benjamin Kosnik <bkoz@redhat.com>
00042 
00043 _GLIBCXX_BEGIN_NAMESPACE(std)
00044 
00045   template<typename _CharT>
00046     __timepunct<_CharT>::__timepunct(size_t __refs) 
00047     : facet(__refs), _M_data(NULL), _M_c_locale_timepunct(NULL), 
00048       _M_name_timepunct(_S_get_c_name())
00049     { _M_initialize_timepunct(); }
00050 
00051   template<typename _CharT>
00052     __timepunct<_CharT>::__timepunct(__cache_type* __cache, size_t __refs) 
00053     : facet(__refs), _M_data(__cache), _M_c_locale_timepunct(NULL), 
00054       _M_name_timepunct(_S_get_c_name())
00055     { _M_initialize_timepunct(); }
00056 
00057   template<typename _CharT>
00058     __timepunct<_CharT>::__timepunct(__c_locale __cloc, const char* __s,
00059                      size_t __refs) 
00060     : facet(__refs), _M_data(NULL), _M_c_locale_timepunct(NULL), 
00061       _M_name_timepunct(NULL)
00062     {
00063       if (__builtin_strcmp(__s, _S_get_c_name()) != 0)
00064     {
00065       const size_t __len = __builtin_strlen(__s) + 1;
00066       char* __tmp = new char[__len];
00067       __builtin_memcpy(__tmp, __s, __len);
00068       _M_name_timepunct = __tmp;
00069     }
00070       else
00071     _M_name_timepunct = _S_get_c_name();
00072 
00073       try
00074     { _M_initialize_timepunct(__cloc); }
00075       catch(...)
00076     {
00077       if (_M_name_timepunct != _S_get_c_name())
00078         delete [] _M_name_timepunct;
00079       __throw_exception_again;
00080     }
00081     }
00082 
00083   template<typename _CharT>
00084     __timepunct<_CharT>::~__timepunct()
00085     { 
00086       if (_M_name_timepunct != _S_get_c_name())
00087     delete [] _M_name_timepunct;
00088       delete _M_data; 
00089       _S_destroy_c_locale(_M_c_locale_timepunct); 
00090     }
00091 
00092 _GLIBCXX_END_NAMESPACE

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