1// Filesystem operational functions -*- C++ -*- 2 3// Copyright (C) 2014-2015 Free Software Foundation, Inc. 4// 5// This file is part of the GNU ISO C++ Library. This library is free 6// software; you can redistribute it and/or modify it under the 7// terms of the GNU General Public License as published by the 8// Free Software Foundation; either version 3, or (at your __option) 9// any later version. 10 11// This library is distributed in the hope that it will be useful, 12// but WITHOUT ANY WARRANTY; without even the implied warranty of 13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14// GNU General Public License for more details. 15 16// Under Section 7 of GPL version 3, you are granted additional 17// permissions described in the GCC Runtime Library Exception, version 18// 3.1, as published by the Free Software Foundation. 19 20// You should have received a copy of the GNU General Public License and 21// a copy of the GCC Runtime Library Exception along with this program; 22// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 23// <http://www.gnu.org/licenses/>. 24 25/** @file experimental/fs_fwd.h 26 * This is an internal header file, included by other library headers. 27 * Do not attempt to use it directly. @headername{experimental/filesystem} 28 */ 29 30#ifndef _GLIBCXX_EXPERIMENTAL_FS_OPS_H 31#define _GLIBCXX_EXPERIMENTAL_FS_OPS_H 1 32 33#if __cplusplus < 201103L 34# include <bits/c++0x_warning.h> 35#else 36 37#include <cstdint> 38 39namespace std _GLIBCXX_VISIBILITY(default) 40{ 41namespace experimental 42{ 43namespace filesystem 44{ 45inline namespace v1 46{ 47_GLIBCXX_BEGIN_NAMESPACE_VERSION 48 49 /** 50 * @ingroup filesystem 51 * @{ 52 */ 53 54 path absolute(const path& __p, const path& __base = current_path()); 55 56 path canonical(const path& __p, const path& __base = current_path()); 57 path canonical(const path& __p, error_code& __ec); 58 path canonical(const path& __p, const path& __base, error_code& __ec); 59 60 inline void 61 copy(const path& __from, const path& __to) 62 { copy(__from, __to, copy_options::none); } 63 64 inline void 65 copy(const path& __from, const path& __to, error_code& __ec) noexcept 66 { copy(__from, __to, copy_options::none, __ec); } 67 68 void copy(const path& __from, const path& __to, copy_options __options); 69 void copy(const path& __from, const path& __to, copy_options __options, 70 error_code& __ec) noexcept; 71 72 inline bool 73 copy_file(const path& __from, const path& __to) 74 { return copy_file(__from, __to, copy_options::none); } 75 76 inline bool 77 copy_file(const path& __from, const path& __to, error_code& __ec) noexcept 78 { return copy_file(__from, __to, copy_options::none, __ec); } 79 80 bool copy_file(const path& __from, const path& __to, copy_options __option); 81 bool copy_file(const path& __from, const path& __to, copy_options __option, 82 error_code& __ec) noexcept; 83 84 void copy_symlink(const path& __existing_symlink, const path& __new_symlink); 85 void copy_symlink(const path& __existing_symlink, const path& __new_symlink, 86 error_code& __ec) noexcept; 87 88 bool create_directories(const path& __p); 89 bool create_directories(const path& __p, error_code& __ec) noexcept; 90 91 bool create_directory(const path& __p); 92 bool create_directory(const path& __p, error_code& __ec) noexcept; 93 94 bool create_directory(const path& __p, const path& attributes); 95 bool create_directory(const path& __p, const path& attributes, 96 error_code& __ec) noexcept; 97 98 void create_directory_symlink(const path& __to, const path& __new_symlink); 99 void create_directory_symlink(const path& __to, const path& __new_symlink, 100 error_code& __ec) noexcept; 101 102 void create_hard_link(const path& __to, const path& __new_hard_link); 103 void create_hard_link(const path& __to, const path& __new_hard_link, 104 error_code& __ec) noexcept; 105 106 void create_symlink(const path& __to, const path& __new_symlink); 107 void create_symlink(const path& __to, const path& __new_symlink, 108 error_code& __ec) noexcept; 109 110 path current_path(); 111 path current_path(error_code& __ec); 112 void current_path(const path& __p); 113 void current_path(const path& __p, error_code& __ec) noexcept; 114 115 inline bool 116 exists(file_status __s) noexcept 117 { return status_known(__s) && __s.type() != file_type::not_found; } 118 119 inline bool 120 exists(const path& __p) 121 { return exists(status(__p)); } 122 123 inline bool 124 exists(const path& __p, error_code& __ec) noexcept 125 { return exists(status(__p, __ec)); } 126 127 bool 128 equivalent(const path& __p1, const path& __p2); 129 130 bool 131 equivalent(const path& __p1, const path& __p2, error_code& __ec) noexcept; 132 133 uintmax_t file_size(const path& __p); 134 uintmax_t file_size(const path& __p, error_code& __ec) noexcept; 135 136 uintmax_t hard_link_count(const path& __p); 137 uintmax_t hard_link_count(const path& __p, error_code& __ec) noexcept; 138 139 inline bool 140 is_block_file(file_status __s) noexcept 141 { return __s.type() == file_type::block; } 142 143 inline bool 144 is_block_file(const path& __p) 145 { return is_block_file(status(__p)); } 146 147 inline bool 148 is_block_file(const path& __p, error_code& __ec) noexcept 149 { return is_block_file(status(__p, __ec)); } 150 151 inline bool 152 is_character_file(file_status __s) noexcept 153 { return __s.type() == file_type::character; } 154 155 inline bool 156 is_character_file(const path& __p) 157 { return is_character_file(status(__p)); } 158 159 inline bool 160 is_character_file(const path& __p, error_code& __ec) noexcept 161 { return is_character_file(status(__p, __ec)); } 162 163 inline bool 164 is_directory(file_status __s) noexcept 165 { return __s.type() == file_type::directory; } 166 167 inline bool 168 is_directory(const path& __p) 169 { return is_directory(status(__p)); } 170 171 inline bool 172 is_directory(const path& __p, error_code& __ec) noexcept 173 { return is_directory(status(__p, __ec)); } 174 175 bool is_empty(const path& __p); 176 bool is_empty(const path& __p, error_code& __ec) noexcept; 177 178 inline bool 179 is_fifo(file_status __s) noexcept 180 { return __s.type() == file_type::fifo; } 181 182 inline bool 183 is_fifo(const path& __p) 184 { return is_fifo(status(__p)); } 185 186 inline bool 187 is_fifo(const path& __p, error_code& __ec) noexcept 188 { return is_fifo(status(__p, __ec)); } 189 190 inline bool 191 is_other(file_status __s) noexcept 192 { 193 return exists(__s) && !is_regular_file(__s) && !is_directory(__s) 194 && !is_symlink(__s); 195 } 196 197 inline bool 198 is_other(const path& __p) 199 { return is_other(status(__p)); } 200 201 inline bool 202 is_other(const path& __p, error_code& __ec) noexcept 203 { return is_other(status(__p, __ec)); } 204 205 inline bool 206 is_regular_file(file_status __s) noexcept 207 { return __s.type() == file_type::regular; } 208 209 inline bool 210 is_regular_file(const path& __p) 211 { return is_regular_file(status(__p)); } 212 213 inline bool 214 is_regular_file(const path& __p, error_code& __ec) noexcept 215 { return is_regular_file(status(__p, __ec)); } 216 217 inline bool 218 is_socket(file_status __s) noexcept 219 { return __s.type() == file_type::socket; } 220 221 inline bool 222 is_socket(const path& __p) 223 { return is_socket(status(__p)); } 224 225 inline bool 226 is_socket(const path& __p, error_code& __ec) noexcept 227 { return is_socket(status(__p, __ec)); } 228 229 inline bool 230 is_symlink(file_status __s) noexcept 231 { return __s.type() == file_type::symlink; } 232 233 inline bool 234 is_symlink(const path& __p) 235 { return is_symlink(symlink_status(__p)); } 236 237 inline bool 238 is_symlink(const path& __p, error_code& __ec) noexcept 239 { return is_symlink(symlink_status(__p, __ec)); } 240 241 file_time_type last_write_time(const path& __p); 242 file_time_type last_write_time(const path& __p, error_code& __ec) noexcept; 243 void last_write_time(const path& __p, file_time_type __new_time); 244 void last_write_time(const path& __p, file_time_type __new_time, 245 error_code& __ec) noexcept; 246 247 void permissions(const path& __p, perms __prms); 248 void permissions(const path& __p, perms __prms, error_code& __ec) noexcept; 249 250 path read_symlink(const path& __p); 251 path read_symlink(const path& __p, error_code& __ec); 252 253 bool remove(const path& __p); 254 bool remove(const path& __p, error_code& __ec) noexcept; 255 256 uintmax_t remove_all(const path& __p); 257 uintmax_t remove_all(const path& __p, error_code& __ec) noexcept; 258 259 void rename(const path& __from, const path& __to); 260 void rename(const path& __from, const path& __to, error_code& __ec) noexcept; 261 262 void resize_file(const path& __p, uintmax_t __size); 263 void resize_file(const path& __p, uintmax_t __size, error_code& __ec) noexcept; 264 265 space_info space(const path& __p); 266 space_info space(const path& __p, error_code& __ec) noexcept; 267 268 file_status status(const path& __p); 269 file_status status(const path& __p, error_code& __ec) noexcept; 270 271 inline bool status_known(file_status __s) noexcept 272 { return __s.type() != file_type::none; } 273 274 file_status symlink_status(const path& __p); 275 file_status symlink_status(const path& __p, error_code& __ec) noexcept; 276 277 path system_complete(const path& __p); 278 path system_complete(const path& __p, error_code& __ec); 279 280 path temp_directory_path(); 281 path temp_directory_path(error_code& __ec); 282 283 // @} group filesystem 284_GLIBCXX_END_NAMESPACE_VERSION 285} // namespace v1 286} // namespace filesystem 287} // namespace experimental 288} // namespace std 289 290#endif // C++11 291 292#endif // _GLIBCXX_EXPERIMENTAL_FS_OPS_H 293