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_free = PMPI_Info_free
32 #endif
33 #define MPI_Info_free PMPI_Info_free
34 #endif
35
36 static const char FUNC_NAME[] = "MPI_Info_free";
37
38
39 /**
40 * MPI_Info_free - Free an 'MPI_Info' object.
41 *
42 * @param info pointer to info object to be freed (handle)
43 *
44 * @retval MPI_SUCCESS
45 * @retval MPI_ERR_INFO
46 *
47 * Upon successful completion, 'info' will be set to 'MPI_INFO_NULL'.
48 */
49 int MPI_Info_free(MPI_Info *info)
50 {
51 int err;
52
53 /*
54 * Free all the alloced items from MPI_Info info.
55 * Make sure the items are freed in an orderly
56 * fashion so that there are no dangling pointers.
57 */
58 if (MPI_PARAM_CHECK) {
59 OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
60 if (NULL == info || MPI_INFO_NULL == *info ||
61 ompi_info_is_freed(*info)) {
62 return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_INFO,
63 FUNC_NAME);
64 }
65 }
66
67 OPAL_CR_ENTER_LIBRARY();
68
69 err = ompi_info_free(info);
70 OMPI_ERRHANDLER_RETURN(err, MPI_COMM_WORLD, err, FUNC_NAME);
71 }