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The C and C++ Include Header Files
/usr/include/c++/13/experimental/bits/fs_ops.h
$ cat -n /usr/include/c++/13/experimental/bits/fs_ops.h 1 // Filesystem operational functions -*- C++ -*- 2 3 // Copyright (C) 2014-2023 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/bits/fs_ops.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 39 namespace std _GLIBCXX_VISIBILITY(default) 40 { 41 _GLIBCXX_BEGIN_NAMESPACE_VERSION 42 43 namespace experimental 44 { 45 namespace filesystem 46 { 47 inline namespace v1 48 { 49 /** 50 * @addtogroup filesystem-ts 51 * @{ 52 */ 53 54 [[__nodiscard__]] 55 path absolute(const path& __p, const path& __base = current_path()); 56 57 [[__nodiscard__]] 58 path canonical(const path& __p, const path& __base = current_path()); 59 60 [[__nodiscard__]] 61 path canonical(const path& __p, error_code& __ec); 62 63 [[__nodiscard__]] 64 path canonical(const path& __p, const path& __base, error_code& __ec); 65 66 inline void 67 copy(const path& __from, const path& __to) 68 { copy(__from, __to, copy_options::none); } 69 70 inline void 71 copy(const path& __from, const path& __to, error_code& __ec) noexcept 72 { copy(__from, __to, copy_options::none, __ec); } 73 74 void copy(const path& __from, const path& __to, copy_options __options); 75 76 void copy(const path& __from, const path& __to, copy_options __options, 77 error_code& __ec) noexcept; 78 79 inline bool 80 copy_file(const path& __from, const path& __to) 81 { return copy_file(__from, __to, copy_options::none); } 82 83 inline bool 84 copy_file(const path& __from, const path& __to, error_code& __ec) 85 { return copy_file(__from, __to, copy_options::none, __ec); } 86 87 bool copy_file(const path& __from, const path& __to, copy_options __option); 88 bool copy_file(const path& __from, const path& __to, copy_options __option, 89 error_code& __ec); 90 91 void copy_symlink(const path& __existing_symlink, const path& __new_symlink); 92 void copy_symlink(const path& __existing_symlink, const path& __new_symlink, 93 error_code& __ec) noexcept; 94 95 bool create_directories(const path& __p); 96 bool create_directories(const path& __p, error_code& __ec); 97 98 bool create_directory(const path& __p); 99 bool create_directory(const path& __p, error_code& __ec) noexcept; 100 101 bool create_directory(const path& __p, const path& __attributes); 102 bool create_directory(const path& __p, const path& __attributes, 103 error_code& __ec) noexcept; 104 105 void create_directory_symlink(const path& __to, const path& __new_symlink); 106 void create_directory_symlink(const path& __to, const path& __new_symlink, 107 error_code& __ec) noexcept; 108 109 void create_hard_link(const path& __to, const path& __new_hard_link); 110 void create_hard_link(const path& __to, const path& __new_hard_link, 111 error_code& __ec) noexcept; 112 113 void create_symlink(const path& __to, const path& __new_symlink); 114 void create_symlink(const path& __to, const path& __new_symlink, 115 error_code& __ec) noexcept; 116 117 [[__nodiscard__]] 118 path current_path(); 119 120 [[__nodiscard__]] 121 path current_path(error_code& __ec); 122 123 void current_path(const path& __p); 124 void current_path(const path& __p, error_code& __ec) noexcept; 125 126 [[__nodiscard__]] 127 bool 128 equivalent(const path& __p1, const path& __p2); 129 130 [[__nodiscard__]] 131 bool 132 equivalent(const path& __p1, const path& __p2, error_code& __ec) noexcept; 133 134 [[__nodiscard__]] 135 inline bool 136 exists(file_status __s) noexcept 137 { return status_known(__s) && __s.type() != file_type::not_found; } 138 139 [[__nodiscard__]] 140 inline bool 141 exists(const path& __p) 142 { return exists(status(__p)); } 143 144 [[__nodiscard__]] 145 inline bool 146 exists(const path& __p, error_code& __ec) noexcept 147 { 148 auto __s = status(__p, __ec); 149 if (status_known(__s)) 150 { 151 __ec.clear(); 152 return __s.type() != file_type::not_found; 153 } 154 return false; 155 } 156 157 [[__nodiscard__]] 158 uintmax_t file_size(const path& __p); 159 160 [[__nodiscard__]] 161 uintmax_t file_size(const path& __p, error_code& __ec) noexcept; 162 163 [[__nodiscard__]] 164 uintmax_t hard_link_count(const path& __p); 165 166 [[__nodiscard__]] 167 uintmax_t hard_link_count(const path& __p, error_code& __ec) noexcept; 168 169 [[__nodiscard__]] 170 inline bool 171 is_block_file(file_status __s) noexcept 172 { return __s.type() == file_type::block; } 173 174 [[__nodiscard__]] 175 inline bool 176 is_block_file(const path& __p) 177 { return is_block_file(status(__p)); } 178 179 [[__nodiscard__]] 180 inline bool 181 is_block_file(const path& __p, error_code& __ec) noexcept 182 { return is_block_file(status(__p, __ec)); } 183 184 [[__nodiscard__]] 185 inline bool 186 is_character_file(file_status __s) noexcept 187 { return __s.type() == file_type::character; } 188 189 [[__nodiscard__]] 190 inline bool 191 is_character_file(const path& __p) 192 { return is_character_file(status(__p)); } 193 194 [[__nodiscard__]] 195 inline bool 196 is_character_file(const path& __p, error_code& __ec) noexcept 197 { return is_character_file(status(__p, __ec)); } 198 199 [[__nodiscard__]] 200 inline bool 201 is_directory(file_status __s) noexcept 202 { return __s.type() == file_type::directory; } 203 204 [[__nodiscard__]] 205 inline bool 206 is_directory(const path& __p) 207 { return is_directory(status(__p)); } 208 209 [[__nodiscard__]] 210 inline bool 211 is_directory(const path& __p, error_code& __ec) noexcept 212 { return is_directory(status(__p, __ec)); } 213 214 [[__nodiscard__]] 215 bool is_empty(const path& __p); 216 [[__nodiscard__]] 217 bool is_empty(const path& __p, error_code& __ec) noexcept; 218 219 [[__nodiscard__]] 220 inline bool 221 is_fifo(file_status __s) noexcept 222 { return __s.type() == file_type::fifo; } 223 224 [[__nodiscard__]] 225 inline bool 226 is_fifo(const path& __p) 227 { return is_fifo(status(__p)); } 228 229 [[__nodiscard__]] 230 inline bool 231 is_fifo(const path& __p, error_code& __ec) noexcept 232 { return is_fifo(status(__p, __ec)); } 233 234 [[__nodiscard__]] 235 inline bool 236 is_other(file_status __s) noexcept 237 { 238 return exists(__s) && !is_regular_file(__s) && !is_directory(__s) 239 && !is_symlink(__s); 240 } 241 242 [[__nodiscard__]] 243 inline bool 244 is_other(const path& __p) 245 { return is_other(status(__p)); } 246 247 [[__nodiscard__]] 248 inline bool 249 is_other(const path& __p, error_code& __ec) noexcept 250 { return is_other(status(__p, __ec)); } 251 252 [[__nodiscard__]] 253 inline bool 254 is_regular_file(file_status __s) noexcept 255 { return __s.type() == file_type::regular; } 256 257 [[__nodiscard__]] 258 inline bool 259 is_regular_file(const path& __p) 260 { return is_regular_file(status(__p)); } 261 262 [[__nodiscard__]] 263 inline bool 264 is_regular_file(const path& __p, error_code& __ec) noexcept 265 { return is_regular_file(status(__p, __ec)); } 266 267 [[__nodiscard__]] 268 inline bool 269 is_socket(file_status __s) noexcept 270 { return __s.type() == file_type::socket; } 271 272 [[__nodiscard__]] 273 inline bool 274 is_socket(const path& __p) 275 { return is_socket(status(__p)); } 276 277 [[__nodiscard__]] 278 inline bool 279 is_socket(const path& __p, error_code& __ec) noexcept 280 { return is_socket(status(__p, __ec)); } 281 282 [[__nodiscard__]] 283 inline bool 284 is_symlink(file_status __s) noexcept 285 { return __s.type() == file_type::symlink; } 286 287 [[__nodiscard__]] 288 inline bool 289 is_symlink(const path& __p) 290 { return is_symlink(symlink_status(__p)); } 291 292 [[__nodiscard__]] 293 inline bool 294 is_symlink(const path& __p, error_code& __ec) noexcept 295 { return is_symlink(symlink_status(__p, __ec)); } 296 297 [[__nodiscard__]] 298 file_time_type last_write_time(const path& __p); 299 300 [[__nodiscard__]] 301 file_time_type last_write_time(const path& __p, error_code& __ec) noexcept; 302 303 void last_write_time(const path& __p, file_time_type __new_time); 304 void last_write_time(const path& __p, file_time_type __new_time, 305 error_code& __ec) noexcept; 306 307 void permissions(const path& __p, perms __prms); 308 void permissions(const path& __p, perms __prms, error_code& __ec) noexcept; 309 310 [[__nodiscard__]] 311 path read_symlink(const path& __p); 312 313 [[__nodiscard__]] 314 path read_symlink(const path& __p, error_code& __ec); 315 316 bool remove(const path& __p); 317 bool remove(const path& __p, error_code& __ec) noexcept; 318 319 uintmax_t remove_all(const path& __p); 320 uintmax_t remove_all(const path& __p, error_code& __ec); 321 322 void rename(const path& __from, const path& __to); 323 void rename(const path& __from, const path& __to, error_code& __ec) noexcept; 324 325 void resize_file(const path& __p, uintmax_t __size); 326 void resize_file(const path& __p, uintmax_t __size, error_code& __ec) noexcept; 327 328 [[__nodiscard__]] 329 space_info space(const path& __p); 330 331 [[__nodiscard__]] 332 space_info space(const path& __p, error_code& __ec) noexcept; 333 334 [[__nodiscard__]] 335 file_status status(const path& __p); 336 337 [[__nodiscard__]] 338 file_status status(const path& __p, error_code& __ec) noexcept; 339 340 [[__nodiscard__]] 341 inline bool status_known(file_status __s) noexcept 342 { return __s.type() != file_type::none; } 343 344 [[__nodiscard__]] 345 file_status symlink_status(const path& __p); 346 347 [[__nodiscard__]] 348 file_status symlink_status(const path& __p, error_code& __ec) noexcept; 349 350 [[__nodiscard__]] 351 path system_complete(const path& __p); 352 353 [[__nodiscard__]] 354 path system_complete(const path& __p, error_code& __ec); 355 356 [[__nodiscard__]] 357 path temp_directory_path(); 358 359 [[__nodiscard__]] 360 path temp_directory_path(error_code& __ec); 361 362 /// @} group filesystem-ts 363 } // namespace v1 364 } // namespace filesystem 365 } // namespace experimental 366 367 _GLIBCXX_END_NAMESPACE_VERSION 368 } // namespace std 369 370 #endif // C++11 371 372 #endif // _GLIBCXX_EXPERIMENTAL_FS_OPS_H
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