stat.h 2.8 KB

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  1. /* Copyright (C) 1992,95,96,97,98,99,2000,2001 Free Software Foundation, Inc.
  2. This file is part of the GNU C Library.
  3. The GNU C Library is free software; you can redistribute it and/or
  4. modify it under the terms of the GNU Lesser General Public
  5. License as published by the Free Software Foundation; either
  6. version 2.1 of the License, or (at your option) any later version.
  7. The GNU C Library is distributed in the hope that it will be useful,
  8. but WITHOUT ANY WARRANTY; without even the implied warranty of
  9. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  10. Lesser General Public License for more details.
  11. You should have received a copy of the GNU Lesser General Public
  12. License along with the GNU C Library; if not, write to the Free
  13. Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  14. 02111-1307 USA. */
  15. #ifndef _SYS_STAT_H
  16. # error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
  17. #endif
  18. #ifndef _BITS_STAT_H
  19. #define _BITS_STAT_H
  20. /* Versions of the `struct stat' data structure. */
  21. #define _STAT_VER_LINUX_OLD 1
  22. #define _STAT_VER_KERNEL 1
  23. #define _STAT_VER_SVR4 2
  24. #define _STAT_VER_LINUX 3
  25. #define _STAT_VER _STAT_VER_LINUX /* The one defined below. */
  26. /* Versions of the `xmknod' interface. */
  27. #define _MKNOD_VER_LINUX 1
  28. #define _MKNOD_VER_SVR4 2
  29. #define _MKNOD_VER _MKNOD_VER_LINUX /* The bits defined below. */
  30. /* Pull in whatever this particular arch's kernel thinks that struct stat
  31. * should look like. It turns out that each arch has a different opinion
  32. * on the subject, and different kernel revs use different names... */
  33. #include <bits/kernel_stat.h>
  34. /* Tell code we have these members. */
  35. #define _STATBUF_ST_BLKSIZE
  36. #define _STATBUF_ST_RDEV
  37. /* Encoding of the file mode. */
  38. #define __S_IFMT 0170000 /* These bits determine file type. */
  39. /* File types. */
  40. #define __S_IFDIR 0040000 /* Directory. */
  41. #define __S_IFCHR 0020000 /* Character device. */
  42. #define __S_IFBLK 0060000 /* Block device. */
  43. #define __S_IFREG 0100000 /* Regular file. */
  44. #define __S_IFIFO 0010000 /* FIFO. */
  45. #define __S_IFLNK 0120000 /* Symbolic link. */
  46. #define __S_IFSOCK 0140000 /* Socket. */
  47. /* POSIX.1b objects. Note that these macros always evaluate to zero. But
  48. they do it by enforcing the correct use of the macros. */
  49. #define __S_TYPEISMQ(buf) ((buf)->st_mode - (buf)->st_mode)
  50. #define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
  51. #define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
  52. /* Protection bits. */
  53. #define __S_ISUID 04000 /* Set user ID on execution. */
  54. #define __S_ISGID 02000 /* Set group ID on execution. */
  55. #define __S_ISVTX 01000 /* Save swapped text after use (sticky). */
  56. #define __S_IREAD 0400 /* Read by owner. */
  57. #define __S_IWRITE 0200 /* Write by owner. */
  58. #define __S_IEXEC 0100 /* Execute by owner. */
  59. #endif /* _BITS_STAT_H */