1 /* fxstat64 using old-style Unix fstat system call.
2 Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, write to the Free
17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
23 #include <kernel_stat.h>
26 #include <sys/syscall.h>
27 #include <bp-checks.h>
29 #include "kernel-features.h"
31 #if __ASSUME_STAT64_SYSCALL == 0
32 # include <xstatconv.c>
35 extern int __syscall_fstat (int, struct kernel_stat *__unbounded);
38 extern int __syscall_fstat64 (int, struct stat64 *__unbounded);
39 # if __ASSUME_STAT64_SYSCALL == 0
40 /* The variable is shared between all wrappers around *stat64 calls. */
41 extern int __have_no_stat64;
45 /* Get information about the file FD in BUF. */
46 extern int ___fxstat64 (int vers, int fd, struct stat64 *buf);
49 ___fxstat64 (int vers, int fd, struct stat64 *buf)
52 #if __ASSUME_STAT64_SYSCALL > 0
53 result = INLINE_SYSCALL (fstat64, 2, fd, CHECK_1 (buf));
54 # if defined _HAVE_STAT64___ST_INO && __ASSUME_ST_INO_64_BIT == 0
55 if (__builtin_expect (!result, 1) && buf->__st_ino != (__ino_t) buf->st_ino)
56 buf->st_ino = buf->__st_ino;
60 struct kernel_stat kbuf;
61 # if defined __NR_fstat64
62 if (! __have_no_stat64)
64 int saved_errno = errno;
65 result = INLINE_SYSCALL (fstat64, 2, fd, CHECK_1 (buf));
67 if (result != -1 || errno != ENOSYS)
69 # if defined _HAVE_STAT64___ST_INO && __ASSUME_ST_INO_64_BIT == 0
70 if (!result && buf->__st_ino != (__ino_t)buf->st_ino)
71 buf->st_ino = buf->__st_ino;
76 __set_errno (saved_errno);
80 result = INLINE_SYSCALL (fstat, 2, fd, __ptrvalue (&kbuf));
82 result = xstat64_conv (vers, &kbuf, buf);
88 #include <shlib-compat.h>
90 versioned_symbol (libc, ___fxstat64, __fxstat64, GLIBC_2_2);
92 #if SHLIB_COMPAT(libc, GLIBC_2_1, GLIBC_2_2)
93 strong_alias (___fxstat64, __old__fxstat64)
94 compat_symbol (libc, __old__fxstat64, __fxstat64, GLIBC_2_1);