statfs64.c 1.9 KB

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  1. /* Return information about the filesystem on which FILE resides.
  2. Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
  3. This file is part of the GNU C Library.
  4. The GNU C Library is free software; you can redistribute it and/or
  5. modify it under the terms of the GNU Lesser General Public
  6. License as published by the Free Software Foundation; either
  7. version 2.1 of the License, or (at your option) any later version.
  8. The GNU C Library is distributed in the hope that it will be useful,
  9. but WITHOUT ANY WARRANTY; without even the implied warranty of
  10. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  11. Lesser General Public License for more details.
  12. You should have received a copy of the GNU Lesser General Public
  13. License along with the GNU C Library; if not, see
  14. <http://www.gnu.org/licenses/>. */
  15. #include <_lfs_64.h>
  16. #include <string.h>
  17. #include <stddef.h>
  18. #include <sys/statfs.h>
  19. #include <sys/syscall.h>
  20. extern __typeof(statfs) __libc_statfs;
  21. #if defined __NR_statfs
  22. /* Return information about the filesystem on which FILE resides. */
  23. int statfs64 (const char *file, struct statfs64 *buf)
  24. {
  25. struct statfs buf32;
  26. if (__libc_statfs (file, &buf32) < 0)
  27. return -1;
  28. buf->f_type = buf32.f_type;
  29. buf->f_bsize = buf32.f_bsize;
  30. buf->f_blocks = buf32.f_blocks;
  31. buf->f_bfree = buf32.f_bfree;
  32. buf->f_bavail = buf32.f_bavail;
  33. buf->f_files = buf32.f_files;
  34. buf->f_ffree = buf32.f_ffree;
  35. buf->f_fsid = buf32.f_fsid;
  36. buf->f_namelen = buf32.f_namelen;
  37. #ifdef _STATFS_F_FRSIZE
  38. buf->f_frsize = buf32.f_frsize;
  39. #endif
  40. #ifdef _STATFS_F_FLAGS
  41. buf->f_flags = buf32.f_flags;
  42. #endif
  43. memcpy (buf->f_spare, buf32.f_spare, sizeof (buf32.f_spare));
  44. return 0;
  45. }
  46. #else
  47. int statfs64 (const char *file, struct statfs64 *buf)
  48. {
  49. return INLINE_SYSCALL(statfs64, 3, file, sizeof(*buf), buf);
  50. }
  51. #endif
  52. libc_hidden_def(statfs64)