/*
 *	aegis - project change supervisor
 *	Copyright (C) 2001 Peter Miller;
 *	All rights reserved.
 *
 *	This program is free software; you can redistribute it and/or modify
 *	it under the terms of the GNU General Public License as published by
 *	the Free Software Foundation; either version 2 of the License, or
 *	(at your option) any later version.
 *
 *	This program 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 General Public License for more details.
 *
 *	You should have received a copy of the GNU General Public License
 *	along with this program; if not, write to the Free Software
 *	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
 *
 * MANIFEST: functions to manipulate clus
 */

#include <ac/stdarg.h>
#include <ac/string.h>
#include <ac/sys/clu.h>


#ifndef HAVE_CLU_INFO

int
clu_info(n sva_last)
	int		n;
	sva_last_decl
{
	va_list		ap;

	/*
	 * In order to be maximally portable, you must actually pull
	 * the arguments out of the variable argument list.  On some
	 * architectures, you can't return until at >> run-time << you
	 * know where on the stack the return address can be found.
	 * That's why there is a va_end() macro defined in the standard.
	 */
	sva_init(ap, n);
	switch (n)
	{
	case CLU_INFO_MY_ID:
		{
			memberid_t	*np;

			np = va_arg(ap, memberid_t *);
			*np = 0;
		}
		break;

	case CLU_INFO_NODENAME_BY_ID:
		{
			memberid_t	id;
			char		*ptr;
			size_t		len;

			id = va_arg(ap, memberid_t);
			ptr = va_arg(ap, char *);
			len = va_arg(ap, size_t);
			memset(ptr, 0, len);
			ptr[0] = '0' + id;
		}
		break;
	}
	va_end(ap);
	return -1;
}

#endif