/* Get POSIX {CHILD_MAX} run-time limit value.  Unix version.

   Copyright (C) 2006-2018 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/>.  */

#include <limits.h>

#include <sys/sysinfo.h>

#include <sys/resource.h>

#ifndef CHILD_MAX

long int

__get_child_max (void)

{

# ifdef RLIMIT_NPROC

  struct rlimit limit;

  if (__getrlimit (RLIMIT_NPROC, &limit) == 0

      && limit.rlim_cur != RLIM_INFINITY)

    return limit.rlim_cur;

# endif

  return -1;

}

#endif