text: /*
   * Copyright (C) 2001 Jason Evans <jasone@freebsd.org>.
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice(s), this list of conditions and the following disclaimer
   *    unmodified other than the allowable addition of one or more
   *    copyright notices.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice(s), this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY
   * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) BE
   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
   * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
   * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
   * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
   * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   *
   * $FreeBSD: src/lib/libc_r/uthread/uthread_attr_getguardsize.c,v 1.1 2001/07/20 04:23:10 jasone Exp $
   */
  
  #include <errno.h>
  #include <pthread.h>
  #include "pthread_private.h"
  
  __weak_reference(_pthread_attr_getguardsize, pthread_attr_getguardsize);
  
  int
  _pthread_attr_getguardsize(const pthread_attr_t *attr, size_t *guardsize)
  {
  	int	ret;
  
  	/* Check for invalid arguments: */
  	if (attr == NULL || *attr == NULL || guardsize == NULL)
  		ret = EINVAL;
  	else {
  		/* Return the guard size: */
  		*guardsize = (*attr)->guardsize_attr;
  		ret = 0;
  	}
  	return(ret);
  }
  