1 /*
2 * Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
3 * University Research and Technology
4 * Corporation. All rights reserved.
5 * Copyright (c) 2004-2006 The University of Tennessee and The University
6 * of Tennessee Research Foundation. All rights
7 * reserved.
8 * Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
9 * University of Stuttgart. All rights reserved.
10 * Copyright (c) 2004-2005 The Regents of the University of California.
11 * All rights reserved.
12 * Copyright (c) 2008-2009 Cisco Systems, Inc. All rights reserved.
13 * Copyright (c) 2015 Research Organization for Information Science
14 * and Technology (RIST). All rights reserved.
15 * $COPYRIGHT$
16 *
17 * Additional copyrights may follow
18 *
19 * $HEADER$
20 */
21 #include "ompi_config.h"
22 #include <stdio.h>
23
24 #include "ompi/mpi/c/bindings.h"
25 #include "ompi/runtime/params.h"
26 #include "ompi/communicator/communicator.h"
27 #include "ompi/errhandler/errhandler.h"
28 #include "ompi/op/op.h"
29
30 #if OMPI_BUILD_MPI_PROFILING
31 #if OPAL_HAVE_WEAK_SYMBOLS
32 #pragma weak MPI_Op_create = PMPI_Op_create
33 #endif
34 #define MPI_Op_create PMPI_Op_create
35 #endif
36
37 static const char FUNC_NAME[] = "MPI_Op_create";
38
39
40 int MPI_Op_create(MPI_User_function * function, int commute, MPI_Op * op)
41 {
42 int err = MPI_SUCCESS;
43
44 /* Error checking */
45
46 if (MPI_PARAM_CHECK) {
47 OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
48 if (NULL == op) {
49 return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_OP,
50 FUNC_NAME);
51 } else if (NULL == function) {
52 return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_ARG,
53 FUNC_NAME);
54 }
55 }
56
57 OPAL_CR_ENTER_LIBRARY();
58
59 /* Create and cache the op. Sets a refcount of 1. */
60
61 *op = ompi_op_create_user(OPAL_INT_TO_BOOL(commute),
62 (ompi_op_fortran_handler_fn_t *) function);
63 if (NULL == *op) {
64 err = MPI_ERR_INTERN;
65 }
66 OMPI_ERRHANDLER_RETURN(err, MPI_COMM_WORLD, MPI_ERR_INTERN, FUNC_NAME);
67 }