statvfs64.c 2.1 KB

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  1. /* Copyright (C) 1998, 2000 Free Software Foundation, Inc.
  2. This file is part of the GNU C Library.
  3. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
  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, write to the Free
  14. Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  15. 02111-1307 USA. */
  16. #include <_lfs_64.h>
  17. #include <errno.h>
  18. #include <mntent.h>
  19. #include <paths.h>
  20. #include <string.h>
  21. #include <sys/mount.h>
  22. #include <sys/stat.h>
  23. #include <sys/statfs.h>
  24. #include <sys/statvfs.h>
  25. #undef stat
  26. #define stat stat64
  27. int statvfs64 (const char *file, struct statvfs64 *buf)
  28. {
  29. struct statfs64 fsbuf;
  30. struct stat64 st;
  31. #if !defined __UCLIBC_LINUX_SPECIFIC__
  32. int ret;
  33. struct statvfs buf32;
  34. ret = statvfs (file, &buf32);
  35. if (ret == 0) {
  36. fsbuf.f_bsize = buf32.f_bsize;
  37. fsbuf.f_frsize = buf32.f_frsize;
  38. fsbuf.f_blocks = buf32.f_blocks;
  39. fsbuf.f_bfree = buf32.f_bfree;
  40. fsbuf.f_bavail = buf32.f_bavail;
  41. fsbuf.f_files = buf32.f_files;
  42. fsbuf.f_ffree = buf32.f_ffree;
  43. if (sizeof (fsbuf.f_fsid) == sizeof(buf32.f_fsid))
  44. memcpy (&fsbuf.f_fsid, &buf32.f_fsid, sizeof(fsbuf.f_fsid));
  45. /* and if not, then you could approximate or whatever.. */
  46. fsbuf.f_namelen = buf32.f_namemax;
  47. } else
  48. return ret;
  49. #else
  50. /* Get as much information as possible from the system. */
  51. if (statfs64 (file, &fsbuf) < 0)
  52. return -1;
  53. #endif
  54. #define STAT(st) stat (file, st)
  55. #include "internal_statvfs.c"
  56. /* We signal success if the statfs call succeeded. */
  57. return 0;
  58. }