mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-19 03:20:05 +00:00
01496d70ed
* sysdeps/unix/sysv/linux/fxstat64.c: Rename have_no_stat64 to __have_no_stat64. * sysdeps/unix/sysv/linux/lxstat64.c: Likewise. * sysdeps/unix/sysv/linux/xstat64.c: Likewise.
72 lines
2.1 KiB
C
72 lines
2.1 KiB
C
/* fxstat64 using old-style Unix fstat system call.
|
|
Copyright (C) 1997, 1998, 1999 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 Library General Public License as
|
|
published by the Free Software Foundation; either version 2 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
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with the GNU C Library; see the file COPYING.LIB. If not,
|
|
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
#include <errno.h>
|
|
#include <stddef.h>
|
|
#include <sys/stat.h>
|
|
#include <kernel_stat.h>
|
|
|
|
#include <sysdep.h>
|
|
#include <sys/syscall.h>
|
|
#include "kernel-features.h"
|
|
|
|
#if __ASSUME_STAT64_SYSCALL == 0
|
|
# include <xstatconv.c>
|
|
#endif
|
|
|
|
extern int __syscall_fstat (int, struct kernel_stat *);
|
|
|
|
#ifdef __NR_fstat64
|
|
extern int __syscall_fstat64 (int, struct stat64 *);
|
|
# if __ASSUME_STAT64_SYSCALL == 0
|
|
/* The variable is shared between all wrappers around *stat64 calls. */
|
|
extern int __have_no_stat64;
|
|
# endif
|
|
#endif
|
|
|
|
/* Get information about the file FD in BUF. */
|
|
int
|
|
__fxstat64 (int vers, int fd, struct stat64 *buf)
|
|
{
|
|
#if __ASSUME_STAT64_SYSCALL > 0
|
|
return INLINE_SYSCALL (fstat64, 2, fd, buf);
|
|
#else
|
|
int result;
|
|
struct kernel_stat kbuf;
|
|
# if defined __NR_fstat64
|
|
if (! __have_no_stat64)
|
|
{
|
|
int saved_errno = errno;
|
|
result = INLINE_SYSCALL (fstat64, 2, fd, buf);
|
|
|
|
if (result != -1 || errno != ENOSYS)
|
|
return result;
|
|
|
|
__set_errno (saved_errno);
|
|
__have_no_stat64 = 1;
|
|
}
|
|
# endif
|
|
result = INLINE_SYSCALL (fstat, 2, fd, &kbuf);
|
|
if (result == 0)
|
|
result = xstat64_conv (vers, &kbuf, buf);
|
|
|
|
return result;
|
|
#endif
|
|
}
|