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// Filesystem operational functions -*- 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

// .

/** @file experimental/fs_fwd.h

 *  This is an internal header file, included by other library headers.

 *  Do not attempt to use it directly. @headername{experimental/filesystem}

 */

#ifndef _GLIBCXX_EXPERIMENTAL_FS_OPS_H

#define _GLIBCXX_EXPERIMENTAL_FS_OPS_H 1

#if __cplusplus < 201103L

# include 

#else

#include 

namespace std _GLIBCXX_VISIBILITY(default)

{

namespace experimental

{

namespace filesystem

{

inline namespace v1

{

_GLIBCXX_BEGIN_NAMESPACE_VERSION

  /**

   * @ingroup filesystem

   * @{

   */

  path absolute(const path& __p, const path& __base = current_path());

  path canonical(const path& __p, const path& __base = current_path());

  path canonical(const path& __p, error_code& __ec);

  path canonical(const path& __p, const path& __base, error_code& __ec);

  inline void

  copy(const path& __from, const path& __to)

  { copy(__from, __to, copy_options::none); }

  inline void

  copy(const path& __from, const path& __to, error_code& __ec) noexcept

  { copy(__from, __to, copy_options::none, __ec); }

  void copy(const path& __from, const path& __to, copy_options __options);

  void copy(const path& __from, const path& __to, copy_options __options,

	    error_code& __ec) noexcept;

  inline bool

  copy_file(const path& __from, const path& __to)

  { return copy_file(__from, __to, copy_options::none); }

  inline bool

  copy_file(const path& __from, const path& __to, error_code& __ec) noexcept

  { return copy_file(__from, __to, copy_options::none, __ec); }

  bool copy_file(const path& __from, const path& __to, copy_options __option);

  bool copy_file(const path& __from, const path& __to, copy_options __option,

		 error_code& __ec) noexcept;

  void copy_symlink(const path& __existing_symlink, const path& __new_symlink);

  void copy_symlink(const path& __existing_symlink, const path& __new_symlink,

		    error_code& __ec) noexcept;

  bool create_directories(const path& __p);

  bool create_directories(const path& __p, error_code& __ec) noexcept;

  bool create_directory(const path& __p);

  bool create_directory(const path& __p, error_code& __ec) noexcept;

  bool create_directory(const path& __p, const path& attributes);

  bool create_directory(const path& __p, const path& attributes,

			error_code& __ec) noexcept;

  void create_directory_symlink(const path& __to, const path& __new_symlink);

  void create_directory_symlink(const path& __to, const path& __new_symlink,

				error_code& __ec) noexcept;

  void create_hard_link(const path& __to, const path& __new_hard_link);

  void create_hard_link(const path& __to, const path& __new_hard_link,

			error_code& __ec) noexcept;

  void create_symlink(const path& __to, const path& __new_symlink);

  void create_symlink(const path& __to, const path& __new_symlink,

		      error_code& __ec) noexcept;

  path current_path();

  path current_path(error_code& __ec);

  void current_path(const path& __p);

  void current_path(const path& __p, error_code& __ec) noexcept;

  inline bool

  exists(file_status __s) noexcept

  { return status_known(__s) && __s.type() != file_type::not_found; }

  inline bool

  exists(const path& __p)

  { return exists(status(__p)); }

  inline bool

  exists(const path& __p, error_code& __ec) noexcept

  { return exists(status(__p, __ec)); }

  bool

  equivalent(const path& __p1, const path& __p2);

  bool

  equivalent(const path& __p1, const path& __p2, error_code& __ec) noexcept;

  uintmax_t file_size(const path& __p);

  uintmax_t file_size(const path& __p, error_code& __ec) noexcept;

  uintmax_t hard_link_count(const path& __p);

  uintmax_t hard_link_count(const path& __p, error_code& __ec) noexcept;

  inline bool

  is_block_file(file_status __s) noexcept

  { return __s.type() == file_type::block; }

  inline bool

  is_block_file(const path& __p)

  { return is_block_file(status(__p)); }

  inline bool

  is_block_file(const path& __p, error_code& __ec) noexcept

  { return is_block_file(status(__p, __ec)); }

  inline bool

  is_character_file(file_status __s) noexcept

  { return __s.type() == file_type::character; }

  inline bool

  is_character_file(const path& __p)

  { return is_character_file(status(__p)); }

  inline bool

  is_character_file(const path& __p, error_code& __ec) noexcept

  { return is_character_file(status(__p, __ec)); }

  inline bool

  is_directory(file_status __s) noexcept

  { return __s.type() == file_type::directory; }

  inline bool

  is_directory(const path& __p)

  { return is_directory(status(__p)); }

  inline bool

  is_directory(const path& __p, error_code& __ec) noexcept

  { return is_directory(status(__p, __ec)); }

  bool is_empty(const path& __p);

  bool is_empty(const path& __p, error_code& __ec) noexcept;

  inline bool

  is_fifo(file_status __s) noexcept

  { return __s.type() == file_type::fifo; }

  inline bool

  is_fifo(const path& __p)

  { return is_fifo(status(__p)); }

  inline bool

  is_fifo(const path& __p, error_code& __ec) noexcept

  { return is_fifo(status(__p, __ec)); }

  inline bool

  is_other(file_status __s) noexcept

  {

    return exists(__s) && !is_regular_file(__s) && !is_directory(__s)

      && !is_symlink(__s);

  }

  inline bool

  is_other(const path& __p)

  { return is_other(status(__p)); }

  inline bool

  is_other(const path& __p, error_code& __ec) noexcept

  { return is_other(status(__p, __ec)); }

  inline bool

  is_regular_file(file_status __s) noexcept

  { return __s.type() == file_type::regular; }

  inline bool

  is_regular_file(const path& __p)

  { return is_regular_file(status(__p)); }

  inline bool

  is_regular_file(const path& __p, error_code& __ec) noexcept

  { return is_regular_file(status(__p, __ec)); }

  inline bool

  is_socket(file_status __s) noexcept

  { return __s.type() == file_type::socket; }

  inline bool

  is_socket(const path& __p)

  { return is_socket(status(__p)); }

  inline bool

  is_socket(const path& __p, error_code& __ec) noexcept

  { return is_socket(status(__p, __ec)); }

  inline bool

  is_symlink(file_status __s) noexcept

  { return __s.type() == file_type::symlink; }

  inline bool

  is_symlink(const path& __p)

  { return is_symlink(symlink_status(__p)); }

  inline bool

  is_symlink(const path& __p, error_code& __ec) noexcept

  { return is_symlink(symlink_status(__p, __ec)); }

  file_time_type  last_write_time(const path& __p);

  file_time_type  last_write_time(const path& __p, error_code& __ec) noexcept;

  void last_write_time(const path& __p, file_time_type __new_time);

  void last_write_time(const path& __p, file_time_type __new_time,

		       error_code& __ec) noexcept;

  void permissions(const path& __p, perms __prms);

  void permissions(const path& __p, perms __prms, error_code& __ec) noexcept;

  path read_symlink(const path& __p);

  path read_symlink(const path& __p, error_code& __ec);

  bool remove(const path& __p);

  bool remove(const path& __p, error_code& __ec) noexcept;

  uintmax_t remove_all(const path& __p);

  uintmax_t remove_all(const path& __p, error_code& __ec) noexcept;

  void rename(const path& __from, const path& __to);

  void rename(const path& __from, const path& __to, error_code& __ec) noexcept;

  void resize_file(const path& __p, uintmax_t __size);

  void resize_file(const path& __p, uintmax_t __size, error_code& __ec) noexcept;

  space_info space(const path& __p);

  space_info space(const path& __p, error_code& __ec) noexcept;

  file_status status(const path& __p);

  file_status status(const path& __p, error_code& __ec) noexcept;

  inline bool status_known(file_status __s) noexcept

  { return __s.type() != file_type::none; }

  file_status symlink_status(const path& __p);

  file_status symlink_status(const path& __p, error_code& __ec) noexcept;

  path system_complete(const path& __p);

  path system_complete(const path& __p, error_code& __ec);

  path temp_directory_path();

  path temp_directory_path(error_code& __ec);

  // @} group filesystem

_GLIBCXX_END_NAMESPACE_VERSION

} // namespace v1

} // namespace filesystem

} // namespace experimental

} // namespace std

#endif // C++11

#endif // _GLIBCXX_EXPERIMENTAL_FS_OPS_H