-/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2019 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 Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
+ 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
- Library General Public License for more details.
+ Lesser General Public License for more details.
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library. If not, see
+ <https://www.gnu.org/licenses/>. */
-/*
- * Never include this file directly; use <sys/stat.h> instead.
- */
+#if !defined _SYS_STAT_H && !defined _FCNTL_H
+# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+#endif
-#ifndef _BITS_STAT_H
-#define _BITS_STAT_H 1
+#ifndef _BITS_STAT_H
+#define _BITS_STAT_H 1
/* Versions of the `struct stat' data structure. */
-#define _STAT_VER_LINUX_OLD 0
-#define _STAT_VER_LINUX 1
+#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_LINUX 3
#define _STAT_VER _STAT_VER_LINUX
/* 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_XOPEN2K8
+# 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. */
- __nlink_t st_nlink; /* Link count. */
__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 __glibc_reserved[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. */
- __time_t st_atime; /* Time of last access. */
- __time_t st_mtime; /* Time of last modification. */
- __time_t st_ctime; /* Time of last status change. */
- unsigned int st_blksize; /* Optimal block size for I/O. */
-#define _STATBUF_ST_BLKSIZE /* Tell code we have this member. */
- __blkcnt_t st_blocks; /* Nr. of 512-byte blocks allocated. */
- unsigned int st_flags;
- unsigned int st_gen;
+ __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 __glibc_reserved[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_IFBLK 0060000 /* Block device. */
#define __S_IFREG 0100000 /* Regular file. */
#define __S_IFIFO 0010000 /* FIFO. */
-
-/* These don't actually exist on System V, but having them doesn't hurt. */
#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_IWRITE 0200 /* Write by owner. */
#define __S_IEXEC 0100 /* Execute by owner. */
-#endif /* bits/stat.h */
+#ifdef __USE_ATFILE
+# define UTIME_NOW ((1l << 30) - 1l)
+# define UTIME_OMIT ((1l << 30) - 2l)
+#endif
+
+#endif /* bits/stat.h */