1 /* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
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) 2004-2018 The University of Tennessee and The University
7 * of Tennessee Research Foundation. All rights
8 * reserved.
9 * Copyright (c) 2004-2006 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) 2010 Oak Ridge National Labs. All rights reserved.
14 * Copyright (c) 2015 Research Organization for Information Science
15 * and Technology (RIST). All rights reserved.
16 * Copyright (c) 2015-2018 Cisco Systems, Inc. All rights reserved
17 * Copyright (c) 2016 Los Alamos National Security, LLC. All rights
18 * reserved.
19 * $COPYRIGHT$
20 *
21 * Additional copyrights may follow
22 *
23 * $HEADER$
24 */
25
26 #include "ompi_config.h"
27
28 #include "opal/util/show_help.h"
29 #include "ompi/runtime/ompi_spc.h"
30 #include "ompi/mpi/c/bindings.h"
31 #include "ompi/runtime/params.h"
32 #include "ompi/communicator/communicator.h"
33 #include "ompi/errhandler/errhandler.h"
34 #include "ompi/constants.h"
35 #include "ompi/mca/hook/base/base.h"
36
37 #if OMPI_BUILD_MPI_PROFILING
38 #if OPAL_HAVE_WEAK_SYMBOLS
39 #pragma weak MPI_Init_thread = PMPI_Init_thread
40 #endif
41 #define MPI_Init_thread PMPI_Init_thread
42 #endif
43
44 static const char FUNC_NAME[] = "MPI_Init_thread";
45
46
47 int MPI_Init_thread(int *argc, char ***argv, int required,
48 int *provided)
49 {
50 int err;
51
52 ompi_hook_base_mpi_init_thread_top(argc, argv, required, provided);
53
54 if ( MPI_PARAM_CHECK ) {
55 if (required < MPI_THREAD_SINGLE || required > MPI_THREAD_MULTIPLE) {
56 ompi_mpi_errors_are_fatal_comm_handler(NULL, NULL, FUNC_NAME);
57 }
58 }
59
60 *provided = required;
61
62 /* Call the back-end initialization function (we need to put as
63 little in this function as possible so that if it's profiled, we
64 don't lose anything) */
65
66 if (NULL != argc && NULL != argv) {
67 err = ompi_mpi_init(*argc, *argv, required, provided, false);
68 } else {
69 err = ompi_mpi_init(0, NULL, required, provided, false);
70 }
71
72 /* Since we don't have a communicator to invoke an errorhandler on
73 here, don't use the fancy-schmancy ERRHANDLER macros; they're
74 really designed for real communicator objects. Just use the
75 back-end function directly. */
76
77 if (MPI_SUCCESS != err) {
78 return ompi_errhandler_invoke(NULL, NULL, OMPI_ERRHANDLER_TYPE_COMM,
79 err < 0 ? ompi_errcode_get_mpi_code(err) :
80 err, FUNC_NAME);
81 }
82
83 OPAL_CR_INIT_LIBRARY();
84
85 SPC_INIT();
86
87 ompi_hook_base_mpi_init_thread_bottom(argc, argv, required, provided);
88
89 return MPI_SUCCESS;
90 }