fcntl.h 2.4 KB

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