<h2>Editing File: /usr/include/c++/8/x86_64-redhat-linux/bits/messages_members.h</h2><form method='post'><textarea name='content' class='file-edit'>// std::messages implementation details, GNU version -*- C++ -*-

// Copyright (C) 2001-2018 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library.  This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.

// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// Under Section 7 of GPL version 3, you are granted additional
// permissions described in the GCC Runtime Library Exception, version
// 3.1, as published by the Free Software Foundation.

// You should have received a copy of the GNU General Public License and
// a copy of the GCC Runtime Library Exception along with this program;
// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
// &lt;http://www.gnu.org/licenses/&gt;.

/** @file bits/messages_members.h
 *  This is an internal header file, included by other library headers.
 *  Do not attempt to use it directly. @headername{locale}
 */

//
// ISO C++ 14882: 22.2.7.1.2  messages functions
//

// Written by Benjamin Kosnik &lt;bkoz@redhat.com&gt;

#include &lt;libintl.h&gt;

namespace std _GLIBCXX_VISIBILITY(default)
{
_GLIBCXX_BEGIN_NAMESPACE_VERSION

  // Non-virtual member functions.
  template&lt;typename _CharT&gt;
    messages&lt;_CharT&gt;::messages(size_t __refs)
    : facet(__refs), _M_c_locale_messages(_S_get_c_locale()),
      _M_name_messages(_S_get_c_name())
    { }

  template&lt;typename _CharT&gt;
    messages&lt;_CharT&gt;::messages(__c_locale __cloc, const char* __s,
			       size_t __refs)
    : facet(__refs), _M_c_locale_messages(0), _M_name_messages(0)
    {
      if (__builtin_strcmp(__s, _S_get_c_name()) != 0)
	{
	  const size_t __len = __builtin_strlen(__s) + 1;
	  char* __tmp = new char[__len];
	  __builtin_memcpy(__tmp, __s, __len);
	  _M_name_messages = __tmp;
	}
      else
	_M_name_messages = _S_get_c_name();

      // Last to avoid leaking memory if new throws.
      _M_c_locale_messages = _S_clone_c_locale(__cloc);
    }

  template&lt;typename _CharT&gt;
    typename messages&lt;_CharT&gt;::catalog
    messages&lt;_CharT&gt;::open(const basic_string&lt;char&gt;&amp; __s, const locale&amp; __loc,
			   const char* __dir) const
    {
      bindtextdomain(__s.c_str(), __dir);
      return this-&gt;do_open(__s, __loc);
    }

  // Virtual member functions.
  template&lt;typename _CharT&gt;
    messages&lt;_CharT&gt;::~messages()
    {
      if (_M_name_messages != _S_get_c_name())
	delete [] _M_name_messages;
      _S_destroy_c_locale(_M_c_locale_messages);
    }

  template&lt;typename _CharT&gt;
    typename messages&lt;_CharT&gt;::catalog
    messages&lt;_CharT&gt;::do_open(const basic_string&lt;char&gt;&amp; __s,
			      const locale&amp;) const
    {
      // No error checking is done, assume the catalog exists and can
      // be used.
      textdomain(__s.c_str());
      return 0;
    }

  template&lt;typename _CharT&gt;
    void
    messages&lt;_CharT&gt;::do_close(catalog) const
    { }

  // messages_byname
  template&lt;typename _CharT&gt;
    messages_byname&lt;_CharT&gt;::messages_byname(const char* __s, size_t __refs)
    : messages&lt;_CharT&gt;(__refs)
    {
      if (this-&gt;_M_name_messages != locale::facet::_S_get_c_name())
	{
	  delete [] this-&gt;_M_name_messages;
	  if (__builtin_strcmp(__s, locale::facet::_S_get_c_name()) != 0)
	    {
	      const size_t __len = __builtin_strlen(__s) + 1;
	      char* __tmp = new char[__len];
	      __builtin_memcpy(__tmp, __s, __len);
	      this-&gt;_M_name_messages = __tmp;
	    }
	  else
	    this-&gt;_M_name_messages = locale::facet::_S_get_c_name();
	}

      if (__builtin_strcmp(__s, &quot;C&quot;) != 0
	  &amp;&amp; __builtin_strcmp(__s, &quot;POSIX&quot;) != 0)
	{
	  this-&gt;_S_destroy_c_locale(this-&gt;_M_c_locale_messages);
	  this-&gt;_S_create_c_locale(this-&gt;_M_c_locale_messages, __s);
	}
    }

   //Specializations.
  template&lt;&gt;
    typename messages&lt;char&gt;::catalog
    messages&lt;char&gt;::do_open(const basic_string&lt;char&gt;&amp;,
			    const locale&amp;) const;

  template&lt;&gt;
    void
    messages&lt;char&gt;::do_close(catalog) const;

#ifdef _GLIBCXX_USE_WCHAR_T
  template&lt;&gt;
    typename messages&lt;wchar_t&gt;::catalog
    messages&lt;wchar_t&gt;::do_open(const basic_string&lt;char&gt;&amp;,
			       const locale&amp;) const;

  template&lt;&gt;
    void
    messages&lt;wchar_t&gt;::do_close(catalog) const;
#endif

_GLIBCXX_END_NAMESPACE_VERSION
} // namespace
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