include/asm-cris/fcntl.h

   1 #ifndef _CRIS_FCNTL_H
   2 #define _CRIS_FCNTL_H
   3
   4 /* verbatim copy of i386 version */
   5
   6 /* open/fcntl - O_SYNC is only implemented on blocks devices and on files
   7    located on an ext2 file system */
   8 #define O_ACCMODE          0003
   9 #define O_RDONLY             00
  10 #define O_WRONLY             01
  11 #define O_RDWR               02
  12 #define O_CREAT            0100 /* not fcntl */
  13 #define O_EXCL             0200 /* not fcntl */
  14 #define O_NOCTTY           0400 /* not fcntl */
  15 #define O_TRUNC           01000 /* not fcntl */
  16 #define O_APPEND          02000
  17 #define O_NONBLOCK        04000
  18 #define O_NDELAY        O_NONBLOCK
  19 #define O_SYNC           010000
  20 #define FASYNC           020000 /* fcntl, for BSD compatibility */
  21 #define O_DIRECT         040000 /* direct disk access hint - currently ignored */
  22 #define O_LARGEFILE     0100000
  23 #define O_DIRECTORY     0200000 /* must be a directory */
  24 #define O_NOFOLLOW      0400000 /* don't follow links */
  25 #define O_NOATIME       01000000
  26
  27 #define F_DUPFD         0       /* dup */
  28 #define F_GETFD         1       /* get f_flags */
  29 #define F_SETFD         2       /* set f_flags */
  30 #define F_GETFL         3       /* more flags (cloexec) */
  31 #define F_SETFL         4
  32 #define F_GETLK         5
  33 #define F_SETLK         6
  34 #define F_SETLKW        7
  35
  36 #define F_SETOWN        8       /*  for sockets. */
  37 #define F_GETOWN        9       /*  for sockets. */
  38 #define F_SETSIG        10      /*  for sockets. */
  39 #define F_GETSIG        11      /*  for sockets. */
  40
  41 #define F_GETLK64      12      /*  using 'struct flock64' */
  42 #define F_SETLK64      13
  43 #define F_SETLKW64     14
  44
  45 /* for F_[GET|SET]FL */
  46 #define FD_CLOEXEC      1       /* actually anything with low bit set goes */
  47
  48 /* for posix fcntl() and lockf() */
  49 #define F_RDLCK         0
  50 #define F_WRLCK         1
  51 #define F_UNLCK         2
  52
  53 /* for old implementation of bsd flock () */
  54 #define F_EXLCK         4       /* or 3 */
  55 #define F_SHLCK         8       /* or 4 */
  56
  57 /* for leases */
  58 #define F_INPROGRESS   16
  59
  60 /* operations for bsd flock(), also used by the kernel implementation */
  61 #define LOCK_SH         1       /* shared lock */
  62 #define LOCK_EX         2       /* exclusive lock */
  63 #define LOCK_NB         4       /* or'd with one of the above to prevent
  64                                    blocking */
  65 #define LOCK_UN         8       /* remove lock */
  66
  67 #define LOCK_MAND      32      /* This is a mandatory flock */
  68 #define LOCK_READ      64      /* ... Which allows concurrent read operations */
  69 #define LOCK_WRITE     128     /* ... Which allows concurrent write operations */
  70 #define LOCK_RW        192     /* ... Which allows concurrent read & write ops */
  71
  72 struct flock {
  73         short l_type;
  74         short l_whence;
  75         off_t l_start;
  76         off_t l_len;
  77         pid_t l_pid;
  78 };
  79
  80 struct flock64 {
  81         short  l_type;
  82         short  l_whence;
  83         loff_t l_start;
  84         loff_t l_len;
  85         pid_t  l_pid;
  86 };
  87
  88 #define F_LINUX_SPECIFIC_BASE  1024
  89
  90 #endif