/*
 *
 * Copyright 1998-1999, University of Notre Dame.
 * Authors: Jeffrey M. Squyres, Kinis L. Meyer with M. D. McNally 
 *          and Andrew Lumsdaine
 *
 * This file is part of the Notre Dame LAM implementation of MPI.
 *
 * You should have received a copy of the License Agreement for the
 * Notre Dame LAM implementation of MPI along with the software; see
 * the file LICENSE.  If not, contact Office of Research, University
 * of Notre Dame, Notre Dame, IN 46556.
 *
 * Permission to modify the code and to distribute modified code is
 * granted, provided the text of this NOTICE is retained, a notice that
 * the code was modified is included with the above COPYRIGHT NOTICE and
 * with the COPYRIGHT NOTICE in the LICENSE file, and that the LICENSE
 * file is distributed with the modified code.
 *
 * LICENSOR MAKES NO REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED.
 * By way of example, but not limitation, Licensor MAKES NO
 * REPRESENTATIONS OR WARRANTIES OF MERCHANTABILITY OR FITNESS FOR ANY
 * PARTICULAR PURPOSE OR THAT THE USE OF THE LICENSED SOFTWARE COMPONENTS
 * OR DOCUMENTATION WILL NOT INFRINGE ANY PATENTS, COPYRIGHTS, TRADEMARKS
 * OR OTHER RIGHTS.  
 *
 * Additional copyrights may follow.
 *
 *	Ohio Trollius
 *	Copyright 1997 The Ohio State University
 *	NJN
 *
 *	$Id: ccreateerr.c,v 1.0 1999/07/21 19:00:08 jsquyres Exp $
 *
 *	Function:	- create communicator error handler
 *	Accepts:	- error function
 *			- error handler (out)
 *	Returns:	- MPI_SUCCESS or error code
 */

#include <stdlib.h>

#include <blktype.h>
#include <mpi.h>
#include <mpisys.h>
#include <terror.h>

int
MPI_Comm_create_errhandler(errfunc, errhdl)

MPI_Comm_errhandler_fn 	*errfunc;
MPI_Errhandler		*errhdl;

{
	lam_initerr_m();
	lam_setfunc_m(BLKMPICOMMCREATEERRHDL);
/*
 * Check the arguments.
 */
	if ((errfunc == 0) || (errhdl == 0)) {
		return(lam_err_comm(MPI_COMM_WORLD,
				MPI_ERR_ARG, 0, "null pointer"));
	}
/*
 * Create the handler.
 */
	*errhdl = (MPI_Errhandler) malloc((unsigned) sizeof(struct _errhdl));
	if (*errhdl == 0) {
		return(lam_err_comm(MPI_COMM_WORLD, MPI_ERR_OTHER, errno, ""));
	}

	(*errhdl)->eh_func = (void (*)()) errfunc;
	(*errhdl)->eh_f77handle = -1;
	(*errhdl)->eh_refcount = 1;
	(*errhdl)->eh_flags = LAM_EHCOMM;

	lam_resetfunc_m(BLKMPICOMMCREATEERRHDL);
	return(MPI_SUCCESS);
}
