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/*
* fstatfs() for uClibc
*
* Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
*
* Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
*/
#include <sys/syscall.h>
#include <sys/vfs.h>
#include <string.h>
#ifndef __USE_FILE_OFFSET64__
extern int fstatfs (int __fildes, struct statfs *__buf)
__THROW __nonnull ((2));
#else
# ifdef __REDIRECT_NTH
extern int __REDIRECT_NTH (fstatfs, (int __fildes, struct statfs *__buf),
fstatfs64) __nonnull ((2));
# else
# define fstatfs fstatfs64
# endif
#endif
extern __typeof(fstatfs) __libc_fstatfs attribute_hidden;
#ifdef __NR_fstatfs
# define __NR___libc_fstatfs __NR_fstatfs
_syscall2(int, __libc_fstatfs, int, fd, struct statfs *, buf)
#else
int __libc_fstatfs (int __fildes, struct statfs *__buf)
{
int err = INLINE_SYSCALL(fstatfs64, 3, __fildes, sizeof(*__buf), __buf);
if (err == 0) {
/* Did we overflow? */
if (__buf->__pad1 || __buf->__pad2 || __buf->__pad3 ||
__buf->__pad4 || __buf->__pad5) {
__set_errno(EOVERFLOW);
return -1;
}
}
return err;
};
/* Redefined fstatfs because we need it for backwards compatibility */
#endif /* __NR_fstatfs */
#if defined __UCLIBC_LINUX_SPECIFIC__
weak_alias(__libc_fstatfs,fstatfs)
#endif
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