/* O_*, F_*, FD_* bit values for Linux.
- Copyright (C) 1995-2000,2004,2005,2006,2007 Free Software Foundation, Inc.
+ Copyright (C) 1995-2019 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
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, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
+ License along with the GNU C Library. If not, see
+ <http://www.gnu.org/licenses/>. */
#ifndef _FCNTL_H
# error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead."
#endif
-#include <sys/types.h>
-#ifdef __USE_GNU
-# include <bits/uio.h>
-#endif
-
-
-/* open/fcntl - O_SYNC is only implemented on blocks devices and on files
- located on an ext2 file system */
-#define O_ACCMODE 0003
-#define O_RDONLY 00
-#define O_WRONLY 01
-#define O_RDWR 02
#define O_CREAT 01000 /* not fcntl */
#define O_TRUNC 02000 /* not fcntl */
#define O_EXCL 04000 /* not fcntl */
#define O_NONBLOCK 00004
#define O_APPEND 00010
-#define O_NDELAY O_NONBLOCK
-#define O_SYNC 040000
-#define O_FSYNC O_SYNC
-#define O_ASYNC 020000 /* fcntl, for BSD compatibility */
-
-#ifdef __USE_GNU
-# define O_DIRECTORY 0100000 /* Must be a directory. */
-# define O_NOFOLLOW 0200000 /* Do not follow links. */
-# define O_DIRECT 02000000 /* Direct disk access. */
-# define O_NOATIME 04000000 /* Do not set atime. */
-# define O_CLOEXEC 010000000 /* Set close_on_exec. */
-#endif
+#define O_SYNC 020040000
+
+#define __O_DIRECTORY 0100000 /* Must be a directory. */
+#define __O_NOFOLLOW 0200000 /* Do not follow links. */
+#define __O_CLOEXEC 010000000 /* Set close_on_exec. */
+
+#define __O_DIRECT 02000000 /* Direct disk access. */
+#define __O_NOATIME 04000000 /* Do not set atime. */
+#define __O_PATH 040000000 /* Resolve pathname but do not open file. */
+#define __O_TMPFILE 0100100000 /* Atomically create nameless file. */
-#ifdef __USE_LARGEFILE64
/* Not necessary, files are always with 64bit off_t. */
-# define O_LARGEFILE 0
-#endif
+#define __O_LARGEFILE 0
-/* For now Linux has synchronisity options for data and read operations.
- We define the symbols here but let them do the same as O_SYNC since
- this is a superset. */
-#if defined __USE_POSIX199309 || defined __USE_UNIX98
-# define O_DSYNC O_SYNC /* Synchronize data. */
-# define O_RSYNC O_SYNC /* Synchronize read operations. */
-#endif
+#define __O_DSYNC 040000 /* Synchronize data. */
-/* Values for the second argument to `fcntl'. */
-#define F_DUPFD 0 /* Duplicate file descriptor. */
-#define F_GETFD 1 /* Get file descriptor flags. */
-#define F_SETFD 2 /* Set file descriptor flags. */
-#define F_GETFL 3 /* Get file status flags. */
-#define F_SETFL 4 /* Set file status flags. */
#define F_GETLK 7 /* Get record locking info. */
#define F_SETLK 8 /* Set record locking info (non-blocking). */
#define F_SETLKW 9 /* Set record locking info (blocking). */
#define F_SETLK64 F_SETLK /* Set record locking info (non-blocking). */
#define F_SETLKW64 F_SETLKW /* Set record locking info (blocking). */
-#if defined __USE_BSD || defined __USE_UNIX98
-# define F_SETOWN 5 /* Get owner of socket (receiver of SIGIO). */
-# define F_GETOWN 6 /* Set owner of socket (receiver of SIGIO). */
-#endif
-
-#ifdef __USE_GNU
-# define F_SETSIG 10 /* Set number of signal to be sent. */
-# define F_GETSIG 11 /* Get number of signal to be sent. */
-#endif
-
-#ifdef __USE_GNU
-# define F_SETLEASE 1024 /* Set a lease. */
-# define F_GETLEASE 1025 /* Enquire what lease is active. */
-# define F_NOTIFY 1026 /* Request notfications on a directory. */
-#endif
-
-/* for F_[GET|SET]FD */
-#define FD_CLOEXEC 1 /* actually anything with low bit set goes */
+#define __F_SETOWN 5 /* Get owner of socket (receiver of SIGIO). */
+#define __F_GETOWN 6 /* Set owner of socket (receiver of SIGIO). */
/* For posix fcntl() and `l_type' field of a `struct flock' for lockf() */
#define F_RDLCK 1 /* Read lock. */
#define F_EXLCK 16 /* or 3 */
#define F_SHLCK 32 /* or 4 */
-/* Operations for bsd flock(), also used by the kernel implementation */
-#ifdef __USE_BSD
-# define LOCK_SH 1 /* shared lock */
-# define LOCK_EX 2 /* exclusive lock */
-# define LOCK_NB 4 /* or'd with one of the above to prevent
- blocking */
-# define LOCK_UN 8 /* remove lock */
-#endif
-
-#ifdef __USE_GNU
-# define LOCK_MAND 32 /* This is a mandatory flock: */
-# define LOCK_READ 64 /* ... which allows concurrent read operations. */
-# define LOCK_WRITE 128 /* ... which allows concurrent write operations. */
-# define LOCK_RW 192 /* ... Which allows concurrent read & write operations. */
-#endif
-
-#ifdef __USE_GNU
-/* Types of directory notifications that may be requested with F_NOTIFY. */
-# define DN_ACCESS 0x00000001 /* File accessed. */
-# define DN_MODIFY 0x00000002 /* File modified. */
-# define DN_CREATE 0x00000004 /* File created. */
-# define DN_DELETE 0x00000008 /* File removed. */
-# define DN_RENAME 0x00000010 /* File renamed. */
-# define DN_ATTRIB 0x00000020 /* File changed attibutes. */
-# define DN_MULTISHOT 0x80000000 /* Don't remove notifier. */
-#endif
-
/* We don't need to support __USE_FILE_OFFSET64. */
struct flock
{
};
#endif
-
-/* Define some more compatibility macros to be backward compatible with
- BSD systems which did not managed to hide these kernel macros. */
-#ifdef __USE_BSD
-# define FAPPEND O_APPEND
-# define FFSYNC O_FSYNC
-# define FASYNC O_ASYNC
-# define FNONBLOCK O_NONBLOCK
-# define FNDELAY O_NDELAY
-#endif /* Use BSD. */
-
-/* Advise to `posix_fadvise'. */
-#ifdef __USE_XOPEN2K
-# define POSIX_FADV_NORMAL 0 /* No further special treatment. */
-# define POSIX_FADV_RANDOM 1 /* Expect random page references. */
-# define POSIX_FADV_SEQUENTIAL 2 /* Expect sequential page references. */
-# define POSIX_FADV_WILLNEED 3 /* Will need these pages. */
-# define POSIX_FADV_DONTNEED 4 /* Don't need these pages. */
-# define POSIX_FADV_NOREUSE 5 /* Data will be accessed once. */
-#endif
-
-
-#ifdef __USE_GNU
-/* Flags for SYNC_FILE_RANGE. */
-# define SYNC_FILE_RANGE_WAIT_BEFORE 1 /* Wait upon writeout of all pages
- in the range before performing the
- write. */
-# define SYNC_FILE_RANGE_WRITE 2 /* Initiate writeout of all those
- dirty pages in the range which are
- not presently under writeback. */
-# define SYNC_FILE_RANGE_WAIT_AFTER 4 /* Wait upon writeout of all pages in
- the range after performing the
- write. */
-
-/* Flags for SPLICE and VMSPLICE. */
-# define SPLICE_F_MOVE 1 /* Move pages instead of copying. */
-# define SPLICE_F_NONBLOCK 2 /* Don't block on the pipe splicing
- (but we may still block on the fd
- we splice from/to). */
-# define SPLICE_F_MORE 4 /* Expect more data. */
-# define SPLICE_F_GIFT 8 /* Pages passed in are a gift. */
-#endif
-
-__BEGIN_DECLS
-
-#ifdef __USE_GNU
-
-/* Provide kernel hint to read ahead. */
-extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
- __THROW;
-
-
-/* Selective file content synch'ing. */
-extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
- unsigned int __flags);
-
-
-/* Splice address range into a pipe. */
-extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
- size_t __count, unsigned int __flags);
-
-/* Splice two files together. */
-extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
- __off64_t *__offout, size_t __len,
- unsigned int __flags);
-
-/* In-kernel implementation of tee for pipe buffers. */
-extern ssize_t tee (int __fdin, int __fdout, size_t __len,
- unsigned int __flags);
-
-#endif
-
-__END_DECLS
+/* Include generic Linux declarations. */
+#include <bits/fcntl-linux.h>
projects / thirdparty / glibc.git / blobdiff