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glibc  2.9
fxstatat64.c
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00001 /* Get information about file named relative to open directory.  Hurd version.
00002    Copyright (C) 2006 Free Software Foundation, Inc.
00003    This file is part of the GNU C Library.
00004 
00005    The GNU C Library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Lesser General Public
00007    License as published by the Free Software Foundation; either
00008    version 2.1 of the License, or (at your option) any later version.
00009 
00010    The GNU C Library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Lesser General Public License for more details.
00014 
00015    You should have received a copy of the GNU Lesser General Public
00016    License along with the GNU C Library; if not, write to the Free
00017    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00018    02111-1307 USA.  */
00019 
00020 #include <errno.h>
00021 #include <fcntl.h>
00022 #include <stddef.h>
00023 #include <sys/stat.h>
00024 #include <hurd.h>
00025 #include <hurd/fd.h>
00026 
00027 /* Get information about the file descriptor FD in BUF.  */
00028 int
00029 __fxstatat64 (int vers, int fd, const char *filename, struct stat64 *buf,
00030              int flag)
00031 {
00032   error_t err;
00033   io_t port;
00034 
00035   if (vers != _STAT_VER)
00036     return __hurd_fail (EINVAL);
00037 
00038   port = __file_name_lookup_at (fd, flag, filename, 0, 0);
00039   if (port == MACH_PORT_NULL)
00040     return -1;
00041 
00042   err = __io_stat (port, buf);
00043   __mach_port_deallocate (__mach_task_self (), port);
00044 
00045   return __hurd_fail (err);
00046 }