#ifndef _FCNTL_H
#define _FCNTL_H
#include <sys/cdefs.h>
#include <endian.h>
#include <sys/types.h>
#include <unistd.h>
#include <sys/stat.h>
#include <sys/uio.h>
__BEGIN_DECLS
#define F_LINUX_SPECIFIC_BASE 1024
#if defined(__i386__) || defined(__s390__) || defined(__x86_64__) || defined(__ia64__)
#define O_ACCMODE 0003
#define O_RDONLY 00
#define O_WRONLY 01
#define O_RDWR 02
#define O_CREAT 0100 /* not fcntl */
#define O_EXCL 0200 /* not fcntl */
#define O_NOCTTY 0400 /* not fcntl */
#define O_TRUNC 01000 /* not fcntl */
#define O_APPEND 02000
#define O_NONBLOCK 04000
#define O_NDELAY O_NONBLOCK
#define O_DSYNC 010000
#define FASYNC 020000 /* fcntl, for BSD compatibility */
#define O_DIRECT 040000 /* direct disk access hint - currently ignored */
#define O_LARGEFILE 0100000
#define O_DIRECTORY 0200000 /* must be a directory */
#define O_NOFOLLOW 0400000 /* don't follow links */
#define O_NOATIME 01000000
#define O_CLOEXEC 02000000
#define O_SYNC (O_DSYNC|04000000)
#define O_PATH 010000000
#define __O_TMPFILE 020000000
#define F_DUPFD 0 /* dup */
#define F_GETFD 1 /* get close_on_exec */
#define F_SETFD 2 /* set/clear close_on_exec */
#define F_GETFL 3 /* get file->f_flags */
#define F_SETFL 4 /* set file->f_flags */
#define F_GETLK 5
#define F_SETLK 6
#define F_SETLKW 7
#define F_SETOWN 8 /* for sockets. */
#define F_GETOWN 9 /* for sockets. */
#define F_SETSIG 10 /* for sockets. */
#define F_GETSIG 11 /* for sockets. */
#define F_GETLK64 12 /* using 'struct flock64' */
#define F_SETLK64 13
#define F_SETLKW64 14
#define FD_CLOEXEC 1 /* actually anything with low bit set goes */
/* for posix fcntl() and lockf() */
#define F_RDLCK 0
#define F_WRLCK 1
#define F_UNLCK 2
/* for old implementation of bsd flock () */
#define F_EXLCK 4 /* or 3 */
#define F_SHLCK 8 /* or 4 */
/* for leases */
#define F_INPROGRESS 16
/* operations for bsd flock(), also used by the kernel implementation */
#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 */
#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 ops */
struct flock {
int16_t l_type;
int16_t l_whence;
off_t l_start;
off_t l_len;
pid_t l_pid;
};
struct flock64 {
int16_t l_type;
int16_t l_whence;
loff_t l_start;
loff_t l_len;
pid_t l_pid;
};
#elif defined(__alpha__)
#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_NOCTTY 010000 /* not fcntl */
#define O_NONBLOCK 00004
#define O_APPEND 00010
#define O_NDELAY O_NONBLOCK
#define O_DSYNC 040000
#define FASYNC 020000 /* fcntl, for BSD compatibility */
#define O_DIRECTORY 0100000 /* must be a directory */
#define O_NOFOLLOW 0200000 /* don't follow links */
#define O_LARGEFILE 0400000 /* will be set by the kernel on every open */
#define O_DIRECT 02000000 /* direct disk access - should check with OSF/1 */
#define O_NOATIME 04000000
#define O_CLOEXEC 010000000
#define O_SYNC (020000000|O_DSYNC)
#define O_PATH 040000000
#define __O_TMPFILE 0100000000
#define F_DUPFD 0 /* dup */
#define F_GETFD 1 /* get close_on_exec */
#define F_SETFD 2 /* set/clear close_on_exec */
#define F_GETFL 3 /* get file->f_flags */
#define F_SETFL 4 /* set file->f_flags */
#define F_GETLK 7
#define F_SETLK 8
#define F_SETLKW 9
#define F_SETOWN 5 /* for sockets. */
#define F_GETOWN 6 /* for sockets. */
#define F_SETSIG 10 /* for sockets. */
#define F_GETSIG 11 /* for sockets. */
/* for F_[GET|SET]FL */
#define FD_CLOEXEC 1 /* actually anything with low bit set goes */
/* for posix fcntl() and lockf() */
#define F_RDLCK 1
#define F_WRLCK 2
#define F_UNLCK 8
/* for old implementation of bsd flock () */
#define F_EXLCK 16 /* or 3 */
#define F_SHLCK 32 /* or 4 */
#define F_INPROGRESS 64
/* operations for bsd flock(), also used by the kernel implementation */
#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 */
#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 ops */
struct flock {
int16_t l_type;
int16_t l_whence;
off_t l_start;
off_t l_len;
pid_t l_pid;
};
#elif defined(__mips__)
#define O_ACCMODE 0x0003
#define O_RDONLY 0x0000
#define O_WRONLY 0x0001
#define O_RDWR 0x0002
#define O_APPEND 0x0008
#define O_DSYNC 0x0010
#define O_NONBLOCK 0x0080
#define O_CREAT 0x0100 /* not fcntl */
#define O_TRUNC 0x0200 /* not fcntl */
#define O_EXCL 0x0400 /* not fcntl */
#define O_NOCTTY 0x0800 /* not fcntl */
#define FASYNC 0x1000 /* fcntl, for BSD compatibility */
#ifdef __mips64__
#define O_LARGEFILE 0
#else
#define O_LARGEFILE 0x2000 /* allow large file opens - currently ignored */
#endif
#define O_SYNC (0x4000|O_DSYNC)
#define O_DIRECT 0x8000 /* direct disk access hint - currently ignored */
#define O_DIRECTORY 0x10000 /* must be a directory */
#define O_NOFOLLOW 0x20000 /* don't follow links */
#define O_NOATIME 0x40000
#define O_CLOEXEC 0x80000
#define O_PATH 010000000
#define __O_TMPFILE 020000000
#define O_NDELAY O_NONBLOCK
#define F_DUPFD 0 /* dup */
#define F_GETFD 1 /* get close_on_exec */
#define F_SETFD 2 /* set/clear close_on_exec */
#define F_GETFL 3 /* get file->f_flags */
#define F_SETFL 4 /* set file->f_flags */
#define F_GETLK 14
#define F_SETLK 6
#define F_SETLKW 7
#define F_SETOWN 24 /* for sockets. */
#define F_GETOWN 23 /* for sockets. */
#define F_SETSIG 10 /* for sockets. */
#define F_GETSIG 11 /* for sockets. */
#ifndef __mips64__
#define F_GETLK64 33 /* using 'struct flock64' */
#define F_SETLK64 34
#define F_SETLKW64 35
#endif
/* for F_[GET|SET]FL */
#define FD_CLOEXEC 1 /* actually anything with low bit set goes */
/* for posix fcntl() and lockf() */
#define F_RDLCK 0
#define F_WRLCK 1
#define F_UNLCK 2
/* for old implementation of bsd flock () */
#define F_EXLCK 4 /* or 3 */
#define F_SHLCK 8 /* or 4 */
/* for leases */
#define F_INPROGRESS 16
/* operations for bsd flock(), also used by the kernel implementation */
#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 XXXXXXXXXXXXXXXXXX
blocking */
#define LOCK_UN 8 /* remove lock */
#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 ops */
#ifndef __mips64__
struct flock {
int16_t l_type;
int16_t l_whence;
off_t l_start;
off_t l_len;
long l_sysid; /* XXXXXXXXXXXXXXXXXXXXXXXXX */
pid_t l_pid;
long pad[4]; /* ZZZZZZZZZZZZZZZZZZZZZZZZZZ */
};
struct flock64 {
int16_t l_type;
int16_t l_whence;
loff_t l_start;
loff_t l_len;
pid_t l_pid;
};
#else
struct flock {
int16_t l_type;
int16_t l_whence;
off_t l_start;
off_t l_len;
pid_t l_pid;
};
#define flock64 flock
#endif
#elif defined(__sparc__)
#define O_RDONLY 0x0000
#define O_WRONLY 0x0001
#define O_RDWR 0x0002
#define O_ACCMODE 0x0003
#define O_APPEND 0x0008
#define FASYNC 0x0040 /* fcntl, for BSD compatibility */
#define O_CREAT 0x0200 /* not fcntl */
#define O_TRUNC 0x0400 /* not fcntl */
#define O_EXCL 0x0800 /* not fcntl */
#define O_DSYNC 0x2000
#define O_NONBLOCK 0x4000
#define O_NDELAY (0x0004 | O_NONBLOCK)
#define O_NOCTTY 0x8000 /* not fcntl */
#define O_DIRECTORY 0x10000 /* must be a directory */
#define O_NOFOLLOW 0x20000 /* don't follow links */
#define O_LARGEFILE 0x40000
#define O_DIRECT 0x100000 /* direct disk access hint */
#define O_NOATIME 0x200000
#define O_CLOEXEC 0x400000
#define O_SYNC (0x800000|O_DSYNC)
#define O_PATH 0x1000000
#define __O_TMPFILE 0x2000000
#define F_DUPFD 0 /* dup */
#define F_GETFD 1 /* get close_on_exec */
#define F_SETFD 2 /* set/clear close_on_exec */
#define F_GETFL 3 /* get file->f_flags */
#define F_SETFL 4 /* set file->f_flags */
#define F_GETOWN 5 /* for sockets. */
#define F_SETOWN 6 /* for sockets. */
#define F_GETLK 7
#define F_SETLK 8
#define F_SETLKW 9
#define F_SETSIG 10 /* for sockets. */
#define F_GETSIG 11 /* for sockets. */
#define F_GETLK64 12 /* using 'struct flock64' */
#define F_SETLK64 13
#define F_SETLKW64 14
/* for F_[GET|SET]FL */
#define FD_CLOEXEC 1 /* actually anything with low bit set goes */
/* for posix fcntl() and lockf() */
#define F_RDLCK 1
#define F_WRLCK 2
#define F_UNLCK 3
/* for old implementation of bsd flock () */
#define F_EXLCK 4 /* or 3 */
#define F_SHLCK 8 /* or 4 */
/* for leases */
#define F_INPROGRESS 16
/* operations for bsd flock(), also used by the kernel implementation */
#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 */
#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 ops */
struct flock {
int16_t l_type;
int16_t l_whence;
off_t l_start;
off_t l_len;
pid_t l_pid;
int16_t __unused;
};
#ifdef __arch64__
#define flock64 flock
#else
struct flock64 {
int16_t l_type;
int16_t l_whence;
loff_t l_start;
loff_t l_len;
pid_t l_pid;
int16_t __unused;
};
#endif
#elif defined(__powerpc__) || defined(__powerpc64__)
#define O_ACCMODE 0003
#define O_RDONLY 00
#define O_WRONLY 01
#define O_RDWR 02
#define O_CREAT 0100 /* not fcntl */
#define O_EXCL 0200 /* not fcntl */
#define O_NOCTTY 0400 /* not fcntl */
#define O_TRUNC 01000 /* not fcntl */
#define O_APPEND 02000
#define O_NONBLOCK 04000
#define O_NDELAY O_NONBLOCK
#define O_DSYNC 010000
#define FASYNC 020000 /* fcntl, for BSD compatibility */
#define O_DIRECTORY 040000 /* must be a directory */
#define O_NOFOLLOW 0100000 /* don't follow links */
#define O_LARGEFILE 0200000
#define O_DIRECT 0400000 /* direct disk access hint - currently ignored */
#define O_NOATIME 01000000
#define O_CLOEXEC 02000000
#define O_SYNC (O_DSYNC|04000000)
#define O_PATH 010000000
#define __O_TMPFILE 020000000
#define F_DUPFD 0 /* dup */
#define F_GETFD 1 /* get close_on_exec */
#define F_SETFD 2 /* set/clear close_on_exec */
#define F_GETFL 3 /* get file->f_flags */
#define F_SETFL 4 /* set file->f_flags */
#define F_GETLK 5
#define F_SETLK 6
#define F_SETLKW 7
#define F_SETOWN 8 /* for sockets. */
#define F_GETOWN 9 /* for sockets. */
#define F_SETSIG 10 /* for sockets. */
#define F_GETSIG 11 /* for sockets. */
#define F_GETLK64 12 /* using 'struct flock64' */
#define F_SETLK64 13
#define F_SETLKW64 14
/* for F_[GET|SET]FL */
#define FD_CLOEXEC 1 /* actually anything with low bit set goes */
/* for posix fcntl() and lockf() */
#define F_RDLCK 0
#define F_WRLCK 1
#define F_UNLCK 2
/* for old implementation of bsd flock () */
#define F_EXLCK 4 /* or 3 */
#define F_SHLCK 8 /* or 4 */
/* for leases */
#define F_INPROGRESS 16
/* operations for bsd flock(), also used by the kernel implementation */
#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 */
#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 ops */
struct flock {
int16_t l_type;
int16_t l_whence;
off_t l_start;
off_t l_len;
pid_t l_pid;
};
struct flock64 {
int16_t l_type;
int16_t l_whence;
loff_t l_start;
loff_t l_len;
pid_t l_pid;
};
#elif defined (__arm__) || defined(__aarch64__)
#define O_ACCMODE 0003
#define O_RDONLY 00
#define O_WRONLY 01
#define O_RDWR 02
#define O_CREAT 0100 /* not fcntl */
#define O_EXCL 0200 /* not fcntl */
#define O_NOCTTY 0400 /* not fcntl */
#define O_TRUNC 01000 /* not fcntl */
#define O_APPEND 02000
#define O_NONBLOCK 04000
#define O_NDELAY O_NONBLOCK
#define O_DSYNC 010000
#define FASYNC 020000 /* fcntl, for BSD compatibility */
#define O_DIRECTORY 040000 /* must be a directory */
#define O_NOFOLLOW 0100000 /* don't follow links */
#define O_DIRECT 0200000 /* direct disk access hint - currently ignored */
#ifdef __aarch64__
#define O_LARGEFILE 0
#else
#define O_LARGEFILE 0400000
#endif
#define O_NOATIME 01000000
#define O_CLOEXEC 02000000
#define O_SYNC (O_DSYNC|04000000)
#define O_PATH 010000000
#define __O_TMPFILE 020000000
#define F_DUPFD 0 /* dup */
#define F_GETFD 1 /* get close_on_exec */
#define F_SETFD 2 /* set/clear close_on_exec */
#define F_GETFL 3 /* get file->f_flags */
#define F_SETFL 4 /* set file->f_flags */
#define F_GETLK 5
#define F_SETLK 6
#define F_SETLKW 7
#define F_SETOWN 8 /* for sockets. */
#define F_GETOWN 9 /* for sockets. */
#define F_SETSIG 10 /* for sockets. */
#define F_GETSIG 11 /* for sockets. */
#ifdef __arch64__
#define F_GETLK64 5
#define F_SETLK64 6
#define F_SETLKW64 7
#else
#define F_GETLK64 12 /* using 'struct flock64' */
#define F_SETLK64 13
#define F_SETLKW64 14
#endif
/* for F_[GET|SET]FL */
#define FD_CLOEXEC 1 /* actually anything with low bit set goes */
/* for posix fcntl() and lockf() */
#define F_RDLCK 0
#define F_WRLCK 1
#define F_UNLCK 2
/* for old implementation of bsd flock () */
#define F_EXLCK 4 /* or 3 */
#define F_SHLCK 8 /* or 4 */
/* for leases */
#define F_INPROGRESS 16
/* operations for bsd flock(), also used by the kernel implementation */
#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 */
#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 ops */
struct flock {
int16_t l_type;
int16_t l_whence;
off_t l_start;
off_t l_len;
pid_t l_pid;
};
struct flock64 {
int16_t l_type;
int16_t l_whence;
loff_t l_start;
loff_t l_len;
pid_t l_pid;
};
#elif defined(__hppa__)
/* Copied from bits/fcntl.h */
#define O_RDONLY 00000000
#define O_WRONLY 00000001
#define O_RDWR 00000002
#define O_ACCMODE 00000003
#define O_APPEND 00000010
#define O_BLKSEEK 00000100 /* HPUX only */
#define O_CREAT 00000400 /* not fcntl */
#define O_TRUNC 00001000 /* not fcntl */
#define O_EXCL 00002000 /* not fcntl */
#define O_LARGEFILE 00004000
#define O_ASYNC 00020000
#define __O_SYNC 00100000
#define O_NONBLOCK 00200004 /* HPUX has separate NDELAY & NONBLOCK */
#define O_NDELAY O_NONBLOCK
#define O_NOCTTY 00400000 /* not fcntl */
#define O_DSYNC 01000000 /* HPUX only */
#define O_RSYNC 02000000 /* HPUX only */
#define O_NOATIME 04000000
#define O_CLOEXEC 010000000
#define O_DIRECTORY 00010000
#define O_DIRECT 00040000 /* direct disk access hint - currently ignored */
#define O_NOFOLLOW 00000200 /* don't follow links */
#define O_INVISIBLE 04000000 /* invisible I/O, for DMAPI/XDSM */
#define O_PATH 020000000
#define __O_TMPFILE 040000000
#define O_SYNC (__O_SYNC|O_DSYNC)
#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 5 /* Get record locking info. */
#define F_SETLK 6 /* Set record locking info (non-blocking). */
#define F_SETLKW 7 /* Set record locking info (blocking). */
#define F_GETLK64 8 /* Get record locking info. */
#define F_SETLK64 9 /* Set record locking info (non-blocking). */
#define F_SETLKW64 10 /* Set record locking info (blocking). */
#define F_GETOWN 11 /* for sockets. */
#define F_SETOWN 12 /* for sockets. */
#define F_SETSIG 13 /* for sockets. */
#define F_GETSIG 14 /* for sockets. */
#define FD_CLOEXEC 1 /* actually anything with low bit set goes */
#define F_RDLCK 1 /* Read lock. */
#define F_WRLCK 2 /* Write lock. */
#define F_UNLCK 3 /* Remove lock. */
#define F_EXLCK 4 /* or 3 */
#define F_SHLCK 8 /* or 4 */
/* for leases */
#define F_INPROGRESS 16
/* operations for bsd flock(), also used by the kernel implementation */
#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 */
#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 ops */
struct flock
{
int16_t l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */
int16_t l_whence; /* Where `l_start' is relative to (like `lseek'). */
off_t l_start; /* Offset where the lock begins. */
off_t l_len; /* Size of the locked area; zero means until EOF. */
pid_t l_pid; /* Process holding the lock. */
};
struct flock64
{
int16_t l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */
int16_t l_whence; /* Where `l_start' is relative to (like `lseek'). */
off64_t l_start; /* Offset where the lock begins. */
off64_t l_len; /* Size of the locked area; zero means until EOF. */
pid_t l_pid; /* Process holding the lock. */
};
#endif
#define O_TMPFILE (__O_TMPFILE | O_DIRECTORY)
#ifdef _GNU_SOURCE
#define F_SETLEASE (F_LINUX_SPECIFIC_BASE + 0)
#define F_GETLEASE (F_LINUX_SPECIFIC_BASE + 1)
/*
* Cancel a blocking posix lock; internal use only until we expose an
* asynchronous lock api to userspace:
*/
#define F_CANCELLK (F_LINUX_SPECIFIC_BASE + 5)
/* Create a file descriptor with FD_CLOEXEC set. */
#define F_DUPFD_CLOEXEC (F_LINUX_SPECIFIC_BASE + 6)
/*
* Request nofications on a directory.
* See below for events that may be notified.
*/
#define F_NOTIFY (F_LINUX_SPECIFIC_BASE+2)
/*
* Set and get of pipe page size array
*/
#define F_SETPIPE_SZ (F_LINUX_SPECIFIC_BASE + 7)
#define F_GETPIPE_SZ (F_LINUX_SPECIFIC_BASE + 8)
/*
* Set/Get seals
*/
#define F_ADD_SEALS (F_LINUX_SPECIFIC_BASE + 9)
#define F_GET_SEALS (F_LINUX_SPECIFIC_BASE + 10)
/*
* Types of seals
*/
#define F_SEAL_SEAL 0x0001 /* prevent further seals from being set */
#define F_SEAL_SHRINK 0x0002 /* prevent file from shrinking */
#define F_SEAL_GROW 0x0004 /* prevent file from growing */
#define F_SEAL_WRITE 0x0008 /* prevent writes */
/* (1U << 31) is reserved for signed error codes */
#endif
extern int fcntl (int __fd, int __cmd, ...) __THROW;
#ifndef __NO_STAT64
extern int fcntl64 (int __fd, int __cmd, ...) __THROW;
extern int fstatat64(int dirfd, const char *pathname, struct stat64 *buf, int flags) __THROW;
#if defined _FILE_OFFSET_BITS && _FILE_OFFSET_BITS == 64
#define fcntl fcntl64
#define fstatat fstatat64
#endif
#endif
#if !defined(O_ASYNC) && defined(FASYNC)
#define O_ASYNC FASYNC
#endif
#if defined(_LINUX_SOURCE) || defined(_GNU_SOURCE)
ssize_t readahead(int fd, off64_t *offset, size_t count) __THROW;
#endif
#ifdef _GNU_SOURCE
enum {
SPLICE_F_MOVE=1, /* move pages instead of copying */
#define SPLICE_F_MOVE SPLICE_F_MOVE
SPLICE_F_NONBLOCK=2, /* don't block on splicing (may still block on fd we splice */
#define SPLICE_F_NONBLOCK SPLICE_F_NONBLOCK
SPLICE_F_MORE=4, /* expect more data */
#define SPLICE_F_MORE SPLICE_F_MORE
SPLICE_F_GIFT=8 /* pages passed in are a gift */
#define SPLICE_F_GIFT SPLICE_F_GIFT
};
ssize_t tee(int fd_in, int fd_out, size_t len, unsigned int flags) __THROW;
#include <sys/uio.h>
ssize_t splice(int fd_in, loff_t *off_in, int fd_out, loff_t *off_out, size_t len, unsigned int flags) __THROW;
ssize_t vmsplice(int fd, const struct iovec *iov, unsigned long nr_segs, unsigned int flags) __THROW;
int sync_file_range(int fd, off64_t offset, off64_t nbytes, unsigned int flags) __THROW;
#define FALLOC_FL_KEEP_SIZE 1
int fallocate(int fd, int mode, loff_t offset, loff_t len) __THROW;
/*
* Types of directory notifications that may be requested.
*/
#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
#define F_SETOWN_EX 15
#define F_GETOWN_EX 16
#define F_GETOWNER_UIDS 17
#define F_OFD_GETLK 36
#define F_OFD_SETLK 37
#define F_OFD_SETLKW 38
#define F_OWNER_TID 0
#define F_OWNER_PID 1
#define F_OWNER_PGRP 2
struct f_owner_ex {
int type;
int pid;
};
#define AT_FDCWD -100 /* Special value used to indicate openat should use the current working directory. */
#define AT_SYMLINK_NOFOLLOW 0x100 /* Do not follow symbolic links. */
#define AT_REMOVEDIR 0x200 /* Remove directory instead of unlinking file. */
#define AT_SYMLINK_FOLLOW 0x400 /* Follow symbolic links. */
#define AT_NO_AUTOMOUNT 0x800 /* Suppress terminal automount traversal */
#define AT_EMPTY_PATH 0x1000 /* Allow empty relative pathname */
/* for faccessat */
#define AT_EACCESS 0x200 /* using euid, not uid for accessat */
int openat(int dirfd, const char *pathname, int flags, ...) __THROW;
int futimesat(int dirfd, const char *pathname, const struct timeval times[2]) __THROW;
int unlinkat(int dirfd, const char *pathname, int flags) __THROW;
#if (defined(_XOPEN_SOURCE) && (_XOPEN_SOURCE - 0) >= 600) || defined(_POSIX_SOURCE)
#include "linux/fadvise.h"
int posix_fallocate(int fd, off64_t offset, off64_t len) __THROW;
int posix_fadvise(int fd, off64_t offset, off64_t len, int advice) __THROW;
#endif
__END_DECLS
#endif
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