1 /* -*- Mode: C; c-basic-offset:4 ; -*- */
2 /*
3 * Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
4 * University Research and Technology
5 * Corporation. All rights reserved.
6 * Copyright (c) 2004-2007 The University of Tennessee and The University
7 * of Tennessee Research Foundation. All rights
8 * reserved.
9 * Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
10 * University of Stuttgart. All rights reserved.
11 * Copyright (c) 2004-2005 The Regents of the University of California.
12 * All rights reserved.
13 * Copyright (c) 2006-2012 Cisco Systems, Inc. All rights reserved.
14 * Copyright (c) 2015 Research Organization for Information Science
15 * and Technology (RIST). All rights reserved.
16 * $COPYRIGHT$
17 *
18 * Additional copyrights may follow
19 *
20 * $HEADER$
21 */
22 #include "ompi_config.h"
23
24 #include "ompi/mpi/c/bindings.h"
25 #include "ompi/runtime/params.h"
26 #include "ompi/errhandler/errhandler.h"
27 #include "ompi/mpi/fortran/base/fint_2_int.h"
28 #include "ompi/request/request.h"
29
30 #if OMPI_BUILD_MPI_PROFILING
31 #if OPAL_HAVE_WEAK_SYMBOLS
32 #pragma weak MPI_Request_f2c = PMPI_Request_f2c
33 #endif
34 #define MPI_Request_f2c PMPI_Request_f2c
35 #endif
36
37 static const char FUNC_NAME[] = "MPI_Request_f2c";
38
39
40 MPI_Request MPI_Request_f2c(MPI_Fint request)
41 {
42 int request_index = OMPI_FINT_2_INT(request);
43
44 OPAL_CR_NOOP_PROGRESS();
45
46 if (MPI_PARAM_CHECK) {
47 OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
48 }
49
50 /* Per MPI-2:4.12.4, do not invoke an error handler if we get an
51 invalid fortran handle. If we get an invalid fortran handle,
52 return an invalid C handle. */
53
54 if (request_index < 0 ||
55 request_index >=
56 opal_pointer_array_get_size(&ompi_request_f_to_c_table)) {
57 return NULL;
58 }
59
60 return (MPI_Request)opal_pointer_array_get_item(&ompi_request_f_to_c_table,
61 request_index);
62 }