lib/fsusage.h

   1 /* fsusage.h -- declarations for filesystem space usage info
   2    Copyright (C) 1991, 1992, 1997 Free Software Foundation, Inc.
   3
   4    This program is free software; you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 2, or (at your option)
   7    any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program; if not, write to the Free Software Foundation,
  16    Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  17
  18 /* Space usage statistics for a filesystem.  Blocks are 512-byte. */
  19
  20 #if !defined FSUSAGE_H_
  21 # define FSUSAGE_H_
  22
  23 struct fs_usage
  24 {
  25   int fsu_blocksize;            /* Size of a block.  */
  26   uintmax_t fsu_blocks;         /* Total blocks. */
  27   uintmax_t fsu_bfree;          /* Free blocks available to superuser. */
  28   uintmax_t fsu_bavail;         /* Free blocks available to non-superuser. */
  29   int fsu_bavail_top_bit_set;   /* 1 if fsu_bavail represents a value < 0.  */
  30   uintmax_t fsu_files;          /* Total file nodes. */
  31   uintmax_t fsu_ffree;          /* Free file nodes. */
  32 };
  33
  34 # ifndef PARAMS
  35 #  if defined PROTOTYPES || (defined __STDC__ && __STDC__)
  36 #   define PARAMS(Args) Args
  37 #  else
  38 #   define PARAMS(Args) ()
  39 #  endif
  40 # endif
  41
  42 int get_fs_usage PARAMS ((const char *path, const char *disk,
  43                           struct fs_usage *fsp));
  44
  45 #endif