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/* Get filesystem statistics (deprecated). Linux version.
Copyright (C) 1997-2020 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
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
<https://www.gnu.org/licenses/>. */
#include <shlib-compat.h>
/* This deprecated syscall is no longer used (replaced with {f}statfs). */
#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_28)
# include <sysdep.h>
# include <errno.h>
# ifndef DEV_TO_KDEV
# define DEV_TO_KDEV(__dev) \
({ \
unsigned long long int k_dev; \
k_dev = dev & ((1ULL << 32) - 1); \
if (k_dev != dev) \
return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL); \
(unsigned int) k_dev; \
})
# endif
struct ustat
{
__daddr_t f_tfree; /* Number of free blocks. */
__ino_t f_tinode; /* Number of free inodes. */
char f_fname[6];
char f_fpack[6];
};
int
__old_ustat (dev_t dev, struct ustat *ubuf)
{
# ifdef __NR_ustat
return INLINE_SYSCALL_CALL (ustat, DEV_TO_KDEV (dev), ubuf);
# else
return INLINE_SYSCALL_ERROR_RETURN_VALUE (ENOSYS);
# endif
}
compat_symbol (libc, __old_ustat, ustat, GLIBC_2_0);
#endif /* SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_28) */
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