1: /* Copyright (C) 2006 Free Software Foundation, Inc.
    2:    This file is part of the GNU C Library.
    3: 
    4:    The GNU C Library is free software; you can redistribute it and/or
    5:    modify it under the terms of the GNU Lesser General Public
    6:    License as published by the Free Software Foundation; either
    7:    version 2.1 of the License, or (at your option) any later version.
    8: 
    9:    The GNU C Library is distributed in the hope that it will be useful,
   10:    but WITHOUT ANY WARRANTY; without even the implied warranty of
   11:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   12:    Lesser General Public License for more details.
   13: 
   14:    You should have received a copy of the GNU Lesser General Public
   15:    License along with the GNU C Library; if not, write to the Free
   16:    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   17:    02111-1307 USA.  */
   18: 
   19: #include <unistd.h>
   20: #include <sys/param.h>
   21: 
   22: 
   23: ssize_t
   24: __readlinkat_chk (int fd, const char *path, void *buf, size_t len,
   25:                   size_t buflen)
   26: {
   27:   if (len > buflen)
   28:     __chk_fail ();
   29: 
   30:   return readlinkat (fd, path, buf, len);
   31: }