include/asm-ia64/fcntl.h

   1 #ifndef _ASM_IA64_FCNTL_H
   2 #define _ASM_IA64_FCNTL_H
   3 /*
   4  * Based on <asm-i386/fcntl.h>.
   5  *
   6  * Modified 1998-2000
   7  *      David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co.
   8  */
   9
  10 /*
  11  * open/fcntl - O_SYNC is only implemented on blocks devices and on
  12  * files located on an ext2 file system
  13  */
  14 #define O_ACCMODE          0003
  15 #define O_RDONLY             00
  16 #define O_WRONLY             01
  17 #define O_RDWR               02
  18 #define O_CREAT            0100 /* not fcntl */
  19 #define O_EXCL             0200 /* not fcntl */
  20 #define O_NOCTTY           0400 /* not fcntl */
  21 #define O_TRUNC           01000 /* not fcntl */
  22 #define O_APPEND          02000
  23 #define O_NONBLOCK        04000
  24 #define O_NDELAY        O_NONBLOCK
  25 #define O_SYNC           010000
  26 #define FASYNC           020000 /* fcntl, for BSD compatibility */
  27 #define O_DIRECT         040000 /* direct disk access hint - currently ignored */
  28 #define O_LARGEFILE     0100000
  29 #define O_DIRECTORY     0200000 /* must be a directory */
  30 #define O_NOFOLLOW      0400000 /* don't follow links */
  31 #define O_NOATIME       01000000
  32
  33 #define F_DUPFD         0       /* dup */
  34 #define F_GETFD         1       /* get close_on_exec */
  35 #define F_SETFD         2       /* set/clear close_on_exec */
  36 #define F_GETFL         3       /* get file->f_flags */
  37 #define F_SETFL         4       /* set file->f_flags */
  38 #define F_GETLK         5
  39 #define F_SETLK         6
  40 #define F_SETLKW        7
  41
  42 #define F_SETOWN        8       /*  for sockets. */
  43 #define F_GETOWN        9       /*  for sockets. */
  44 #define F_SETSIG        10      /*  for sockets. */
  45 #define F_GETSIG        11      /*  for sockets. */
  46
  47 /* for F_[GET|SET]FL */
  48 #define FD_CLOEXEC      1       /* actually anything with low bit set goes */
  49
  50 /* for posix fcntl() and lockf() */
  51 #define F_RDLCK         0
  52 #define F_WRLCK         1
  53 #define F_UNLCK         2
  54
  55 /* for old implementation of bsd flock () */
  56 #define F_EXLCK         4       /* or 3 */
  57 #define F_SHLCK         8       /* or 4 */
  58
  59 /* for leases */
  60 #define F_INPROGRESS    16
  61
  62 /* operations for bsd flock(), also used by the kernel implementation */
  63 #define LOCK_SH         1       /* shared lock */
  64 #define LOCK_EX         2       /* exclusive lock */
  65 #define LOCK_NB         4       /* or'd with one of the above to prevent
  66                                    blocking */
  67 #define LOCK_UN         8       /* remove lock */
  68
  69 #define LOCK_MAND       32      /* This is a mandatory flock */
  70 #define LOCK_READ       64      /* ... Which allows concurrent read operations */
  71 #define LOCK_WRITE      128     /* ... Which allows concurrent write operations */
  72 #define LOCK_RW         192     /* ... Which allows concurrent read & write ops */
  73
  74 struct flock {
  75         short l_type;
  76         short l_whence;
  77         off_t l_start;
  78         off_t l_len;
  79         pid_t l_pid;
  80 };
  81
  82 #define F_LINUX_SPECIFIC_BASE   1024
  83
  84 #endif /* _ASM_IA64_FCNTL_H */