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[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [include/] [asm-i386/] [fcntl.h] - Blame information for rev 1774

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Line No. Rev Author Line
1 1275 phoenix
#ifndef _I386_FCNTL_H
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#define _I386_FCNTL_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          0003
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#define O_RDONLY             00
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#define O_WRONLY             01
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#define O_RDWR               02
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#define O_CREAT            0100 /* not fcntl */
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#define O_EXCL             0200 /* not fcntl */
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#define O_NOCTTY           0400 /* not fcntl */
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#define O_TRUNC           01000 /* not fcntl */
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#define O_APPEND          02000
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#define O_NONBLOCK        04000
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#define O_NDELAY        O_NONBLOCK
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#define O_SYNC           010000
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#define FASYNC           020000 /* fcntl, for BSD compatibility */
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#define O_DIRECT         040000 /* direct disk access hint */
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#define O_LARGEFILE     0100000
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#define O_DIRECTORY     0200000 /* must be a directory */
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#define O_NOFOLLOW      0400000 /* don't follow links */
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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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#define F_GETLK         5
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#define F_SETLK         6
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#define F_SETLKW        7
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#define F_SETOWN        8       /*  for sockets. */
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#define F_GETOWN        9       /*  for sockets. */
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#define F_SETSIG        10      /*  for sockets. */
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#define F_GETSIG        11      /*  for sockets. */
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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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/* 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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#define F_RDLCK         0
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#define F_WRLCK         1
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#define F_UNLCK         2
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/* for old implementation of bsd flock () */
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#define F_EXLCK         4       /* or 3 */
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#define F_SHLCK         8       /* or 4 */
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/* for leases */
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#define F_INPROGRESS    16
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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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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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};
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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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};
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#define F_LINUX_SPECIFIC_BASE   1024
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#endif

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