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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 __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 __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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