| /* fxstat using old-style Unix fstat system call. |
| Copyright (C) 1991-2018 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/>. */ |
| |
| /* Ho hum, if xstat == xstat64 we must get rid of the prototype or gcc |
| will complain since they don't strictly match. */ |
| #define __fxstat64 __fxstat64_disable |
| |
| #include <errno.h> |
| #include <stddef.h> |
| #include <sys/types.h> |
| #include <sys/stat.h> |
| #include <kernel_stat.h> |
| |
| #include <sysdep.h> |
| #include <sys/syscall.h> |
| |
| #include <xstatconv.h> |
| |
| /* Get information about the file FD in BUF. */ |
| int |
| __fxstat (int vers, int fd, struct stat *buf) |
| { |
| if (vers == _STAT_VER_KERNEL) |
| return INLINE_SYSCALL (fstat, 2, fd, buf); |
| |
| #ifdef STAT_IS_KERNEL_STAT |
| return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL); |
| #else |
| struct kernel_stat kbuf; |
| int result; |
| |
| result = INLINE_SYSCALL (fstat, 2, fd, &kbuf); |
| if (result == 0) |
| result = __xstat_conv (vers, &kbuf, buf); |
| |
| return result; |
| #endif |
| } |
| |
| hidden_def (__fxstat) |
| weak_alias (__fxstat, _fxstat); |
| #if XSTAT_IS_XSTAT64 |
| #undef __fxstat64 |
| strong_alias (__fxstat, __fxstat64); |
| hidden_ver (__fxstat, __fxstat64) |
| #endif |