gcc/libstdc++-v3/include/experimental/filesystem

// <experimental/filesystem> -*- C++ -*-

// Copyright (C) 2014-2015 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
// <http://www.gnu.org/licenses/>.

/** @file experimental/filesystem
 *  This is a TS C++ Library header.
 */

#ifndef _GLIBCXX_EXPERIMENTAL_FILESYSTEM
#define _GLIBCXX_EXPERIMENTAL_FILESYSTEM 1

#pragma GCC system_header

#if __cplusplus < 201103L
# include <bits/c++0x_warning.h>
#else

#include <experimental/fs_fwd.h>
#include <experimental/fs_path.h>
#include <experimental/fs_dir.h>
#include <experimental/fs_ops.h>

#define __cpp_lib_experimental_filesystem 201406

namespace std _GLIBCXX_VISIBILITY(default)
{
namespace experimental
{
namespace filesystem
{
inline namespace v1
{
_GLIBCXX_BEGIN_NAMESPACE_VERSION

  /**
   * @ingroup filesystem
   */
    inline std::string filesystem_error::_M_gen_what()
    {
      std::string __what = "filesystem error: ";
      __what += system_error::what();
      if (!_M_path1.empty())
	  __what += " [" + _M_path1.string() + ']';
      if (!_M_path2.empty())
	  __what += " [" + _M_path2.string() + ']';
      return __what;
    }

_GLIBCXX_END_NAMESPACE_VERSION
} // namespace v1
} // namespace filesystem
} // namespace experimental
} // namespace std

#endif // C++11

#endif // _GLIBCXX_EXPERIMENTAL_FILESYSTEM