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) 2004-2005 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) 2015 Research Organization for Information Science
13 * and Technology (RIST). All rights reserved.
14 * $COPYRIGHT$
15 *
16 * Additional copyrights may follow
17 *
18 * $HEADER$
19 */
20
21 #include "ompi_config.h"
22
23 #include "ompi/mpi/c/bindings.h"
24 #include "ompi/runtime/params.h"
25 #include "ompi/communicator/communicator.h"
26 #include "ompi/errhandler/errhandler.h"
27 #include "ompi/info/info.h"
28
29 #if OMPI_BUILD_MPI_PROFILING
30 #if OPAL_HAVE_WEAK_SYMBOLS
31 #pragma weak MPI_Info_create = PMPI_Info_create
32 #endif
33 #define MPI_Info_create PMPI_Info_create
34 #endif
35
36 static const char FUNC_NAME[] = "MPI_Info_create";
37
38 /**
39 * Create a new info object
40 *
41 * @param info Pointer to the MPI_Info handle
42 *
43 * @retval MPI_SUCCESS
44 * @retval MPI_ERR_INFO
45 * @retval MPI_ERR_NO_MEM
46 *
47 * When an MPI_Info object is not being used, it should be freed using
48 * MPI_Info_free
49 */
50 int MPI_Info_create(MPI_Info *info)
51 {
52
53 OPAL_CR_NOOP_PROGRESS();
54
55 if (MPI_PARAM_CHECK) {
56 OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
57 if (NULL == info) {
58 return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_INFO,
59 FUNC_NAME);
60 }
61 }
62
63 /*
64 * Call the object create function. This function not only
65 * allocates the space for MPI_Info, but also calls all the
66 * relevant init functions. Should I check if the fortran
67 * handle is valid
68 */
69 (*info) = OBJ_NEW(ompi_info_t);
70 if (NULL == (*info)) {
71 return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_NO_MEM,
72 FUNC_NAME);
73 }
74
75 return MPI_SUCCESS;
76 }