// Filesystem operational functions -*- C++ -*- // Copyright (C) 2014-2020 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 include/bits/fs_fwd.h * This is an internal header file, included by other library headers. * Do not attempt to use it directly. @headername{filesystem} */ #ifndef _GLIBCXX_FS_OPS_H #define _GLIBCXX_FS_OPS_H 1 #if __cplusplus >= 201703L #include <cstdint> namespace std _GLIBCXX_VISIBILITY(default) { _GLIBCXX_BEGIN_NAMESPACE_VERSION namespace filesystem { /** @addtogroup filesystem * @{ */ path absolute(const path& __p); path absolute(const path& __p, error_code& __ec); path canonical(const path& __p); path canonical(const path& __p, 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) { 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); 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) { 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); 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); 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; bool equivalent(const path& __p1, const path& __p2); bool equivalent(const path& __p1, const path& __p2, 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 { auto __s = status(__p, __ec); if (status_known(__s)) { __ec.clear(); return __s.type() != file_type::not_found; } return false; } 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); 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, perm_options __opts = perm_options::replace); inline void permissions(const path& __p, perms __prms, error_code& __ec) noexcept { permissions(__p, __prms, perm_options::replace, __ec); } void permissions(const path& __p, perms __prms, perm_options __opts, error_code& __ec) noexcept; inline path proximate(const path& __p, error_code& __ec) { return proximate(__p, current_path(), __ec); } path proximate(const path& __p, const path& __base = current_path()); path proximate(const path& __p, const path& __base, error_code& __ec); path read_symlink(const path& __p); path read_symlink(const path& __p, error_code& __ec); inline path relative(const path& __p, error_code& __ec) { return relative(__p, current_path(), __ec); } path relative(const path& __p, const path& __base = current_path()); path relative(const path& __p, const path& __base, 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); 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 temp_directory_path(); path temp_directory_path(error_code& __ec); path weakly_canonical(const path& __p); path weakly_canonical(const path& __p, error_code& __ec); // @} group filesystem } // namespace filesystem _GLIBCXX_END_NAMESPACE_VERSION } // namespace std #endif // C++17 #endif // _GLIBCXX_FS_OPS_H