1 /* fsusage.h -- declarations for file system space usage info
3 Copyright (C) 1991-1992, 1997, 2003-2006, 2009-2024 Free Software
6 This file is free software: you can redistribute it and/or modify
7 it under the terms of the GNU Lesser General Public License as
8 published by the Free Software Foundation, either version 3 of the
9 License, or (at your option) any later version.
11 This file is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public License
17 along with this program. If not, see <https://www.gnu.org/licenses/>. */
19 /* Space usage statistics for a file system. Blocks are 512-byte. */
21 #if !defined FSUSAGE_H_
28 uintmax_t fsu_blocksize
; /* Size of a block. */
29 uintmax_t fsu_blocks
; /* Total blocks. */
30 uintmax_t fsu_bfree
; /* Free blocks available to superuser. */
31 uintmax_t fsu_bavail
; /* Free blocks available to non-superuser. */
32 bool fsu_bavail_top_bit_set
; /* 1 if fsu_bavail represents a value < 0. */
33 uintmax_t fsu_files
; /* Total file nodes. */
34 uintmax_t fsu_ffree
; /* Free file nodes. */
37 int get_fs_usage (char const *file
, char const *disk
, struct fs_usage
*fsp
);