150 lines
3.2 KiB
C
150 lines
3.2 KiB
C
#ifndef _ASM_GENERIC_FCNTL_H
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#define _ASM_GENERIC_FCNTL_H
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#include <linux/config.h>
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#include <linux/types.h>
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/* open/fcntl - O_SYNC is only implemented on blocks devices and on files
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located on an ext2 file system */
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#define O_ACCMODE 00000003
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#define O_RDONLY 00000000
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#define O_WRONLY 00000001
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#define O_RDWR 00000002
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#ifndef O_CREAT
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#define O_CREAT 00000100 /* not fcntl */
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#endif
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#ifndef O_EXCL
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#define O_EXCL 00000200 /* not fcntl */
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#endif
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#ifndef O_NOCTTY
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#define O_NOCTTY 00000400 /* not fcntl */
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#endif
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#ifndef O_TRUNC
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#define O_TRUNC 00001000 /* not fcntl */
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#endif
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#ifndef O_APPEND
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#define O_APPEND 00002000
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#endif
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#ifndef O_NONBLOCK
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#define O_NONBLOCK 00004000
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#endif
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#ifndef O_SYNC
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#define O_SYNC 00010000
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#endif
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#ifndef FASYNC
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#define FASYNC 00020000 /* fcntl, for BSD compatibility */
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#endif
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#ifndef O_DIRECT
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#define O_DIRECT 00040000 /* direct disk access hint */
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#endif
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#ifndef O_LARGEFILE
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#define O_LARGEFILE 00100000
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#endif
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#ifndef O_DIRECTORY
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#define O_DIRECTORY 00200000 /* must be a directory */
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#endif
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#ifndef O_NOFOLLOW
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#define O_NOFOLLOW 00400000 /* don't follow links */
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#endif
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#ifndef O_NOATIME
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#define O_NOATIME 01000000
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#endif
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#ifndef O_NDELAY
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#define O_NDELAY O_NONBLOCK
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#endif
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#define F_DUPFD 0 /* dup */
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#define F_GETFD 1 /* get close_on_exec */
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#define F_SETFD 2 /* set/clear close_on_exec */
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#define F_GETFL 3 /* get file->f_flags */
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#define F_SETFL 4 /* set file->f_flags */
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#ifndef F_GETLK
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#define F_GETLK 5
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#define F_SETLK 6
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#define F_SETLKW 7
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#endif
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#ifndef F_SETOWN
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#define F_SETOWN 8 /* for sockets. */
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#define F_GETOWN 9 /* for sockets. */
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#endif
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#ifndef F_SETSIG
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#define F_SETSIG 10 /* for sockets. */
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#define F_GETSIG 11 /* for sockets. */
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#endif
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/* for F_[GET|SET]FL */
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#define FD_CLOEXEC 1 /* actually anything with low bit set goes */
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/* for posix fcntl() and lockf() */
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#ifndef F_RDLCK
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#define F_RDLCK 0
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#define F_WRLCK 1
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#define F_UNLCK 2
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#endif
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/* for old implementation of bsd flock () */
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#ifndef F_EXLCK
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#define F_EXLCK 4 /* or 3 */
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#define F_SHLCK 8 /* or 4 */
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#endif
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/* for leases */
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#ifndef F_INPROGRESS
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#define F_INPROGRESS 16
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#endif
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/* operations for bsd flock(), also used by the kernel implementation */
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#define LOCK_SH 1 /* shared lock */
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#define LOCK_EX 2 /* exclusive lock */
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#define LOCK_NB 4 /* or'd with one of the above to prevent
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blocking */
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#define LOCK_UN 8 /* remove lock */
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#define LOCK_MAND 32 /* This is a mandatory flock ... */
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#define LOCK_READ 64 /* which allows concurrent read operations */
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#define LOCK_WRITE 128 /* which allows concurrent write operations */
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#define LOCK_RW 192 /* which allows concurrent read & write ops */
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#define F_LINUX_SPECIFIC_BASE 1024
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#ifndef HAVE_ARCH_STRUCT_FLOCK
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#ifndef __ARCH_FLOCK_PAD
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#define __ARCH_FLOCK_PAD
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#endif
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struct flock {
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short l_type;
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short l_whence;
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off_t l_start;
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off_t l_len;
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pid_t l_pid;
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__ARCH_FLOCK_PAD
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};
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#endif
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#ifndef CONFIG_64BIT
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#ifndef F_GETLK64
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#define F_GETLK64 12 /* using 'struct flock64' */
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#define F_SETLK64 13
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#define F_SETLKW64 14
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#endif
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#ifndef HAVE_ARCH_STRUCT_FLOCK64
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#ifndef __ARCH_FLOCK64_PAD
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#define __ARCH_FLOCK64_PAD
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#endif
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struct flock64 {
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short l_type;
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short l_whence;
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loff_t l_start;
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loff_t l_len;
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pid_t l_pid;
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__ARCH_FLOCK64_PAD
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};
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#endif
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#endif /* !CONFIG_64BIT */
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#endif /* _ASM_GENERIC_FCNTL_H */
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