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- /* Copyright (C) 1996,1997,1998,1999,2000,2001,2004
- 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/>. */
- #ifndef _SYS_STAT_H
- # error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
- #endif
- /* Versions of the `struct stat' data structure. */
- #define _STAT_VER_KERNEL 0
- #define _STAT_VER_GLIBC2 1
- #define _STAT_VER_GLIBC2_1 2
- #define _STAT_VER_KERNEL64 3
- #define _STAT_VER_GLIBC2_3_4 3
- #define _STAT_VER _STAT_VER_GLIBC2_3_4
- /* Versions of the `xmknod' interface. */
- #define _MKNOD_VER_LINUX 0
- /* Nanosecond resolution timestamps are stored in a format equivalent to
- 'struct timespec'. This is the type used whenever possible but the
- Unix namespace rules do not allow the identifier 'timespec' to appear
- in the <sys/stat.h> header. Therefore we have to handle the use of
- this header in strictly standard-compliant sources special.
- Use neat tidy anonymous unions and structures when possible. */
- #ifdef __USE_MISC
- # if __GNUC_PREREQ(3,3)
- # define __ST_TIME(X) \
- __extension__ union { \
- struct timespec st_##X##tim; \
- struct { \
- __time_t st_##X##time; \
- unsigned long st_##X##timensec; \
- }; \
- }
- # else
- # define __ST_TIME(X) struct timespec st_##X##tim
- # define st_atime st_atim.tv_sec
- # define st_mtime st_mtim.tv_sec
- # define st_ctime st_ctim.tv_sec
- # endif
- #else
- # define __ST_TIME(X) \
- __time_t st_##X##time; \
- unsigned long st_##X##timensec
- #endif
- struct stat
- {
- __dev_t st_dev; /* Device. */
- #ifdef __USE_FILE_OFFSET64
- __ino64_t st_ino; /* File serial number. */
- #else
- __ino_t st_ino; /* File serial number. */
- int __pad0; /* 64-bit st_ino. */
- #endif
- __dev_t st_rdev; /* Device number, if device. */
- __off_t st_size; /* Size of file, in bytes. */
- #ifdef __USE_FILE_OFFSET64
- __blkcnt64_t st_blocks; /* Nr. 512-byte blocks allocated. */
- #else
- __blkcnt_t st_blocks; /* Nr. 512-byte blocks allocated. */
- int __pad1; /* 64-bit st_blocks. */
- #endif
- __mode_t st_mode; /* File mode. */
- __uid_t st_uid; /* User ID of the file's owner. */
- __gid_t st_gid; /* Group ID of the file's group.*/
- __blksize_t st_blksize; /* Optimal block size for I/O. */
- __nlink_t st_nlink; /* Link count. */
- int __pad2; /* Real padding. */
- __ST_TIME(a); /* Time of last access. */
- __ST_TIME(m); /* Time of last modification. */
- __ST_TIME(c); /* Time of last status change. */
- long __uclibc_unused[3];
- };
- #ifdef __USE_LARGEFILE64
- /* Note stat64 is the same shape as stat. */
- struct stat64
- {
- __dev_t st_dev; /* Device. */
- __ino64_t st_ino; /* File serial number. */
- __dev_t st_rdev; /* Device number, if device. */
- __off_t st_size; /* Size of file, in bytes. */
- __blkcnt64_t st_blocks; /* Nr. 512-byte blocks allocated. */
- __mode_t st_mode; /* File mode. */
- __uid_t st_uid; /* User ID of the file's owner. */
- __gid_t st_gid; /* Group ID of the file's group.*/
- __blksize_t st_blksize; /* Optimal block size for I/O. */
- __nlink_t st_nlink; /* Link count. */
- int __pad0; /* Real padding. */
- __ST_TIME(a); /* Time of last access. */
- __ST_TIME(m); /* Time of last modification. */
- __ST_TIME(c); /* Time of last status change. */
- long __uclibc_unused[3];
- };
- #endif
- #undef __ST_TIME
- /* Tell code we have these members. */
- #define _STATBUF_ST_BLKSIZE
- #define _STATBUF_ST_RDEV
- #define _STATBUF_ST_NSEC
- /* Encoding of the file mode. */
- #define __S_IFMT 0170000 /* These bits determine file type. */
- /* File types. */
- #define __S_IFDIR 0040000 /* Directory. */
- #define __S_IFCHR 0020000 /* Character device. */
- #define __S_IFBLK 0060000 /* Block device. */
- #define __S_IFREG 0100000 /* Regular file. */
- #define __S_IFIFO 0010000 /* FIFO. */
- #define __S_IFLNK 0120000 /* Symbolic link. */
- #define __S_IFSOCK 0140000 /* Socket. */
- /* POSIX.1b objects. Note that these macros always evaluate to zero. But
- they do it by enforcing the correct use of the macros. */
- #define __S_TYPEISMQ(buf) ((buf)->st_mode - (buf)->st_mode)
- #define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
- #define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
- /* Protection bits. */
- #define __S_ISUID 04000 /* Set user ID on execution. */
- #define __S_ISGID 02000 /* Set group ID on execution. */
- #define __S_ISVTX 01000 /* Save swapped text after use (sticky). */
- #define __S_IREAD 0400 /* Read by owner. */
- #define __S_IWRITE 0200 /* Write by owner. */
- #define __S_IEXEC 0100 /* Execute by owner. */
- #ifdef __USE_ATFILE
- # define UTIME_NOW ((1l << 30) - 1l)
- # define UTIME_OMIT ((1l << 30) - 2l)
- #endif
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