glibc/io/sys/statvfs.h

91 lines
2.8 KiB
C

/* Definitions for getting information about a filesystem.
Copyright (C) 1998-2015 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#ifndef _SYS_STATVFS_H
#define _SYS_STATVFS_H 1
#include <features.h>
/* Get the system-specific definition of `struct statfs'. */
#include <bits/statvfs.h>
#ifndef __USE_FILE_OFFSET64
# ifndef __fsblkcnt_t_defined
typedef __fsblkcnt_t fsblkcnt_t; /* Type to count file system blocks. */
# define __fsblkcnt_t_defined
# endif
# ifndef __fsfilcnt_t_defined
typedef __fsfilcnt_t fsfilcnt_t; /* Type to count file system inodes. */
# define __fsfilcnt_t_defined
# endif
#else
# ifndef __fsblkcnt_t_defined
typedef __fsblkcnt64_t fsblkcnt_t; /* Type to count file system blocks. */
# define __fsblkcnt_t_defined
# endif
# ifndef __fsfilcnt_t_defined
typedef __fsfilcnt64_t fsfilcnt_t; /* Type to count file system inodes. */
# define __fsfilcnt_t_defined
# endif
#endif
__BEGIN_DECLS
/* Return information about the filesystem on which FILE resides. */
#ifndef __USE_FILE_OFFSET64
extern int statvfs (const char *__restrict __file,
struct statvfs *__restrict __buf)
__THROW __nonnull ((1, 2));
#else
# ifdef __REDIRECT_NTH
extern int __REDIRECT_NTH (statvfs,
(const char *__restrict __file,
struct statvfs *__restrict __buf), statvfs64)
__nonnull ((1, 2));
# else
# define statvfs statvfs64
# endif
#endif
#ifdef __USE_LARGEFILE64
extern int statvfs64 (const char *__restrict __file,
struct statvfs64 *__restrict __buf)
__THROW __nonnull ((1, 2));
#endif
/* Return information about the filesystem containing the file FILDES
refers to. */
#ifndef __USE_FILE_OFFSET64
extern int fstatvfs (int __fildes, struct statvfs *__buf)
__THROW __nonnull ((2));
#else
# ifdef __REDIRECT_NTH
extern int __REDIRECT_NTH (fstatvfs, (int __fildes, struct statvfs *__buf),
fstatvfs64) __nonnull ((2));
# else
# define fstatvfs fstatvfs64
# endif
#endif
#ifdef __USE_LARGEFILE64
extern int fstatvfs64 (int __fildes, struct statvfs64 *__buf)
__THROW __nonnull ((2));
#endif
__END_DECLS
#endif /* sys/statvfs.h */