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/* Copyright (C) 1991, 92, 93, 94, 95, 97 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 <unistd.h>
#include <hurd.h>
#include <hurd/fd.h>
#include <hurd/resource.h>

/* Return the maximum number of file descriptors the current process
   could possibly have (until it raises the resource limit).  */
int
__getdtablesize ()
{
  int size;
  HURD_CRITICAL_BEGIN;
  __mutex_lock (&_hurd_rlimit_lock);
  size = _hurd_rlimits[RLIMIT_NOFILE].rlim_cur;
  __mutex_unlock (&_hurd_rlimit_lock);
  HURD_CRITICAL_END;
  return size;
}

weak_alias (__getdtablesize, getdtablesize)