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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 | /* Copyright (C) 1991, 1992, 1995-2004, 2005, 2006, 2007, 2009 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C 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 Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ /* * POSIX Standard: 5.6 File Characteristics <sys/stat.h> */ #ifndef _SYS_STAT_H #define _SYS_STAT_H 1 #include <features.h> #include <bits/types.h> /* For __mode_t and __dev_t. */ #if defined __USE_XOPEN || defined __USE_XOPEN2K || defined __USE_MISC \ || defined __USE_ATFILE # if defined __USE_XOPEN || defined __USE_XOPEN2K # define __need_time_t # endif # if defined __USE_MISC || defined __USE_ATFILE # define __need_timespec # endif # include <time.h> /* For time_t resp. timespec. */ #endif #if defined __USE_XOPEN || defined __USE_XOPEN2K /* The Single Unix specification says that some more types are available here. */ # ifndef __dev_t_defined typedef __dev_t dev_t; # define __dev_t_defined # endif # ifndef __gid_t_defined typedef __gid_t gid_t; # define __gid_t_defined # endif # ifndef __ino_t_defined # ifndef __USE_FILE_OFFSET64 typedef __ino_t ino_t; # else typedef __ino64_t ino_t; # endif # define __ino_t_defined # endif # ifndef __mode_t_defined typedef __mode_t mode_t; # define __mode_t_defined # endif # ifndef __nlink_t_defined typedef __nlink_t nlink_t; # define __nlink_t_defined # endif # ifndef __off_t_defined # ifndef __USE_FILE_OFFSET64 typedef __off_t off_t; # else typedef __off64_t off_t; # endif # define __off_t_defined # endif # ifndef __uid_t_defined typedef __uid_t uid_t; # define __uid_t_defined # endif #endif /* X/Open */ #ifdef __USE_UNIX98 # ifndef __blkcnt_t_defined # ifndef __USE_FILE_OFFSET64 typedef __blkcnt_t blkcnt_t; # else typedef __blkcnt64_t blkcnt_t; # endif # define __blkcnt_t_defined # endif # ifndef __blksize_t_defined typedef __blksize_t blksize_t; # define __blksize_t_defined # endif #endif /* Unix98 */ __BEGIN_DECLS #include <bits/stat.h> #if defined __USE_BSD || defined __USE_MISC || defined __USE_XOPEN # define S_IFMT __S_IFMT # define S_IFDIR __S_IFDIR # define S_IFCHR __S_IFCHR # define S_IFBLK __S_IFBLK # define S_IFREG __S_IFREG # ifdef __S_IFIFO # define S_IFIFO __S_IFIFO # endif # ifdef __S_IFLNK # define S_IFLNK __S_IFLNK # endif # if (defined __USE_BSD || defined __USE_MISC || defined __USE_UNIX98) \ && defined __S_IFSOCK # define S_IFSOCK __S_IFSOCK # endif #endif /* Test macros for file types. */ #define __S_ISTYPE(mode, mask) (((mode) & __S_IFMT) == (mask)) #define S_ISDIR(mode) __S_ISTYPE((mode), __S_IFDIR) #define S_ISCHR(mode) __S_ISTYPE((mode), __S_IFCHR) #define S_ISBLK(mode) __S_ISTYPE((mode), __S_IFBLK) #define S_ISREG(mode) __S_ISTYPE((mode), __S_IFREG) #ifdef __S_IFIFO # define S_ISFIFO(mode) __S_ISTYPE((mode), __S_IFIFO) #endif #ifdef __S_IFLNK # define S_ISLNK(mode) __S_ISTYPE((mode), __S_IFLNK) #endif #if defined __USE_BSD && !defined __S_IFLNK # define S_ISLNK(mode) 0 #endif #if (defined __USE_BSD || defined __USE_UNIX98) \ && defined __S_IFSOCK # define S_ISSOCK(mode) __S_ISTYPE((mode), __S_IFSOCK) #endif /* These are from POSIX.1b. If the objects are not implemented using separate distinct file types, the macros always will evaluate to zero. Unlike the other S_* macros the following three take a pointer to a `struct stat' object as the argument. */ #ifdef __USE_POSIX199309 # define S_TYPEISMQ(buf) __S_TYPEISMQ(buf) # define S_TYPEISSEM(buf) __S_TYPEISSEM(buf) # define S_TYPEISSHM(buf) __S_TYPEISSHM(buf) #endif /* Protection bits. */ #define S_ISUID __S_ISUID /* Set user ID on execution. */ #define S_ISGID __S_ISGID /* Set group ID on execution. */ #if defined __USE_BSD || defined __USE_MISC || defined __USE_XOPEN /* Save swapped text after use (sticky bit). This is pretty well obsolete. */ # define S_ISVTX __S_ISVTX #endif #define S_IRUSR __S_IREAD /* Read by owner. */ #define S_IWUSR __S_IWRITE /* Write by owner. */ #define S_IXUSR __S_IEXEC /* Execute by owner. */ /* Read, write, and execute by owner. */ #define S_IRWXU (__S_IREAD|__S_IWRITE|__S_IEXEC) #if defined __USE_MISC && defined __USE_BSD # define S_IREAD S_IRUSR # define S_IWRITE S_IWUSR # define S_IEXEC S_IXUSR #endif #define S_IRGRP (S_IRUSR >> 3) /* Read by group. */ #define S_IWGRP (S_IWUSR >> 3) /* Write by group. */ #define S_IXGRP (S_IXUSR >> 3) /* Execute by group. */ /* Read, write, and execute by group. */ #define S_IRWXG (S_IRWXU >> 3) #define S_IROTH (S_IRGRP >> 3) /* Read by others. */ #define S_IWOTH (S_IWGRP >> 3) /* Write by others. */ #define S_IXOTH (S_IXGRP >> 3) /* Execute by others. */ /* Read, write, and execute by others. */ #define S_IRWXO (S_IRWXG >> 3) #ifdef __USE_BSD /* Macros for common mode bit masks. */ # define ACCESSPERMS (S_IRWXU|S_IRWXG|S_IRWXO) /* 0777 */ # define ALLPERMS (S_ISUID|S_ISGID|S_ISVTX|S_IRWXU|S_IRWXG|S_IRWXO)/* 07777 */ # define DEFFILEMODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)/* 0666*/ # define S_BLKSIZE 512 /* Block size for `st_blocks'. */ #endif #ifndef __USE_FILE_OFFSET64 /* Get file attributes for FILE and put them in BUF. */ extern int stat (const char *__restrict __file, struct stat *__restrict __buf) __THROW __nonnull ((1, 2)); libc_hidden_proto(stat) /* Get file attributes for the file, device, pipe, or socket that file descriptor FD is open on and put them in BUF. */ extern int fstat (int __fd, struct stat *__buf) __THROW __nonnull ((2)); libc_hidden_proto(fstat) #else # ifdef __REDIRECT_NTH extern int __REDIRECT_NTH (stat, (const char *__restrict __file, struct stat *__restrict __buf), stat64) __nonnull ((1, 2)); extern int __REDIRECT_NTH (fstat, (int __fd, struct stat *__buf), fstat64) __nonnull ((2)); # else # define stat stat64 # define fstat fstat64 # endif #endif #ifdef __USE_LARGEFILE64 extern int stat64 (const char *__restrict __file, struct stat64 *__restrict __buf) __THROW __nonnull ((1, 2)); extern int fstat64 (int __fd, struct stat64 *__buf) __THROW __nonnull ((2)); libc_hidden_proto(stat64) libc_hidden_proto(fstat64) #endif #ifdef __USE_ATFILE /* Similar to stat, get the attributes for FILE and put them in BUF. Relative path names are interpreted relative to FD unless FD is AT_FDCWD. */ # ifndef __USE_FILE_OFFSET64 extern int fstatat (int __fd, const char *__restrict __file, struct stat *__restrict __buf, int __flag) __THROW __nonnull ((2, 3)); libc_hidden_proto(fstatat) # else # ifdef __REDIRECT_NTH extern int __REDIRECT_NTH (fstatat, (int __fd, const char *__restrict __file, struct stat *__restrict __buf, int __flag), fstatat64) __nonnull ((2, 3)); # else # define fstatat fstatat64 # endif # endif # ifdef __USE_LARGEFILE64 extern int fstatat64 (int __fd, const char *__restrict __file, struct stat64 *__restrict __buf, int __flag) __THROW __nonnull ((2, 3)); libc_hidden_proto(fstatat64) # endif #endif #if defined __USE_BSD || defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K # ifndef __USE_FILE_OFFSET64 /* Get file attributes about FILE and put them in BUF. If FILE is a symbolic link, do not follow it. */ extern int lstat (const char *__restrict __file, struct stat *__restrict __buf) __THROW __nonnull ((1, 2)); libc_hidden_proto(lstat) # else # ifdef __REDIRECT_NTH extern int __REDIRECT_NTH (lstat, (const char *__restrict __file, struct stat *__restrict __buf), lstat64) __nonnull ((1, 2)); # else # define lstat lstat64 # endif # endif # ifdef __USE_LARGEFILE64 extern int lstat64 (const char *__restrict __file, struct stat64 *__restrict __buf) __THROW __nonnull ((1, 2)); libc_hidden_proto(lstat64) # endif #endif /* Set file access permissions for FILE to MODE. If FILE is a symbolic link, this affects its target instead. */ extern int chmod (const char *__file, __mode_t __mode) __THROW __nonnull ((1)); libc_hidden_proto(chmod) #if 0 /*def __USE_BSD*/ /* Set file access permissions for FILE to MODE. If FILE is a symbolic link, this affects the link itself rather than its target. */ extern int lchmod (const char *__file, __mode_t __mode) __THROW __nonnull ((1)); #endif /* Set file access permissions of the file FD is open on to MODE. */ #if defined __USE_BSD || defined __USE_XOPEN_EXTENDED extern int fchmod (int __fd, __mode_t __mode) __THROW; #endif #ifdef __USE_ATFILE /* Set file access permissions of FILE relative to the directory FD is open on. */ extern int fchmodat (int __fd, const char *__file, __mode_t __mode, int __flag) __THROW __nonnull ((2)) __wur; libc_hidden_proto(fchmodat) #endif /* Use ATFILE. */ /* Set the file creation mask of the current process to MASK, and return the old creation mask. */ extern __mode_t umask (__mode_t __mask) __THROW; #if 0 /*def __USE_GNU*/ /* Get the current `umask' value without changing it. This function is only available under the GNU Hurd. */ extern __mode_t getumask (void) __THROW; #endif /* Create a new directory named PATH, with permission bits MODE. */ extern int mkdir (const char *__path, __mode_t __mode) __THROW __nonnull ((1)); libc_hidden_proto(mkdir) #ifdef __USE_ATFILE /* Like mkdir, create a new directory with permission bits MODE. But interpret relative PATH names relative to the directory associated with FD. */ extern int mkdirat (int __fd, const char *__path, __mode_t __mode) __THROW __nonnull ((2)); libc_hidden_proto(mkdirat) #endif /* Create a device file named PATH, with permission and special bits MODE and device number DEV (which can be constructed from major and minor device numbers with the `makedev' macro above). */ #if defined __USE_MISC || defined __USE_BSD || defined __USE_XOPEN_EXTENDED extern int mknod (const char *__path, __mode_t __mode, __dev_t __dev) __THROW __nonnull ((1)); libc_hidden_proto(mknod) # ifdef __USE_ATFILE /* Like mknod, create a new device file with permission bits MODE and device number DEV. But interpret relative PATH names relative to the directory associated with FD. */ extern int mknodat (int __fd, const char *__path, __mode_t __mode, __dev_t __dev) __THROW __nonnull ((2)); libc_hidden_proto(mknodat) # endif #endif /* Create a new FIFO named PATH, with permission bits MODE. */ extern int mkfifo (const char *__path, __mode_t __mode) __THROW __nonnull ((1)); #ifdef __USE_ATFILE /* Like mkfifo, create a new FIFO with permission bits MODE. But interpret relative PATH names relative to the directory associated with FD. */ extern int mkfifoat (int __fd, const char *__path, __mode_t __mode) __THROW __nonnull ((2)); #endif #ifdef __USE_ATFILE /* Set file access and modification times relative to directory file descriptor. */ extern int utimensat (int __fd, const char *__path, const struct timespec __times[2], int __flags) __THROW __nonnull ((2)); libc_hidden_proto(utimensat) #endif #ifdef __USE_XOPEN2K8 /* Set file access and modification times of the file associated with FD. */ extern int futimens (int __fd, const struct timespec __times[2]) __THROW; #endif /* on uClibc we have unversioned struct stat and mknod. * bits/stat.h is filled with wrong info, so we undo it here. */ #undef _STAT_VER #define _STAT_VER 0 #undef _MKNOD_VER #define _MKNOD_VER 0 __END_DECLS #endif /* sys/stat.h */ |