LXR linux-old/include/asm-sparc/fcntl.h

   1/* $Id: fcntl.h,v 1.15 2000/09/23 02:09:21 davem Exp $ */
   2#ifndef _SPARC_FCNTL_H
   3#define _SPARC_FCNTL_H
   4
   5/* open/fcntl - O_SYNC is only implemented on blocks devices and on files
   6   located on an ext2 file system */
   7#define O_RDONLY        0x0000
   8#define O_WRONLY        0x0001
   9#define O_RDWR          0x0002
  10#define O_ACCMODE       0x0003
  11#define O_APPEND        0x0008
  12#define FASYNC          0x0040  /* fcntl, for BSD compatibility */
  13#define O_CREAT         0x0200  /* not fcntl */
  14#define O_TRUNC         0x0400  /* not fcntl */
  15#define O_EXCL          0x0800  /* not fcntl */
  16#define O_SYNC          0x2000
  17#define O_NONBLOCK      0x4000
  18#define O_NDELAY        (0x0004 | O_NONBLOCK)
  19#define O_NOCTTY        0x8000  /* not fcntl */
  20#define O_DIRECTORY     0x10000 /* must be a directory */
  21#define O_NOFOLLOW      0x20000 /* don't follow links */
  22#define O_LARGEFILE     0x40000
  23
  24#define F_DUPFD         0       /* dup */
  25#define F_GETFD         1       /* get close_on_exec */
  26#define F_SETFD         2       /* set/clear close_on_exec */
  27#define F_GETFL         3       /* get file->f_flags */
  28#define F_SETFL         4       /* set file->f_flags */
  29#define F_GETOWN        5       /*  for sockets. */
  30#define F_SETOWN        6       /*  for sockets. */
  31#define F_GETLK         7
  32#define F_SETLK         8
  33#define F_SETLKW        9
  34#define F_SETSIG        10      /*  for sockets. */
  35#define F_GETSIG        11      /*  for sockets. */
  36
  37#define F_GETLK64       12      /*  using 'struct flock64' */
  38#define F_SETLK64       13
  39#define F_SETLKW64      14
  40
  41/* for F_[GET|SET]FL */
  42#define FD_CLOEXEC      1       /* actually anything with low bit set goes */
  43
  44/* for posix fcntl() and lockf() */
  45#define F_RDLCK         1
  46#define F_WRLCK         2
  47#define F_UNLCK         3
  48
  49/* for old implementation of bsd flock () */
  50#define F_EXLCK         4       /* or 3 */
  51#define F_SHLCK         8       /* or 4 */
  52
  53/* for leases */
  54#define F_INPROGRESS    16
  55
  56/* operations for bsd flock(), also used by the kernel implementation */
  57#define LOCK_SH         1       /* shared lock */
  58#define LOCK_EX         2       /* exclusive lock */
  59#define LOCK_NB         4       /* or'd with one of the above to prevent
  60                                   blocking */
  61#define LOCK_UN         8       /* remove lock */
  62
  63#define LOCK_MAND       32      /* This is a mandatory flock */
  64#define LOCK_READ       64      /* ... Which allows concurrent read operations */
  65#define LOCK_WRITE      128     /* ... Which allows concurrent write operations */
  66#define LOCK_RW         192     /* ... Which allows concurrent read & write ops */
  67
  68struct flock {
  69        short l_type;
  70        short l_whence;
  71        off_t l_start;
  72        off_t l_len;
  73        pid_t l_pid;
  74        short __unused;
  75};
  76
  77struct flock64 {
  78        short l_type;
  79        short l_whence;
  80        loff_t l_start;
  81        loff_t l_len;
  82        pid_t l_pid;
  83        short __unused;
  84};
  85
  86#define F_LINUX_SPECIFIC_BASE   1024
  87#endif
  88