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) 2004-2005 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) 2008 Cisco Systems, Inc. All rights reserved.
14 * Copyright (c) 2015-2017 Research Organization for Information Science
15 * and Technology (RIST). All rights reserved.
16 * Copyright (c) 2016-2017 Los Alamos National Security, LLC. All rights
17 * reserved.
18 * $COPYRIGHT$
19 *
20 * Additional copyrights may follow
21 *
22 * $HEADER$
23 */
24
25 #include "ompi_config.h"
26
27 #include "ompi/mpi/c/bindings.h"
28 #include "ompi/runtime/params.h"
29 #include "ompi/errhandler/errhandler.h"
30 #include "ompi/file/file.h"
31
32 #if OMPI_BUILD_MPI_PROFILING
33 #if OPAL_HAVE_WEAK_SYMBOLS
34 #pragma weak MPI_File_set_errhandler = PMPI_File_set_errhandler
35 #endif
36 #define MPI_File_set_errhandler PMPI_File_set_errhandler
37 #endif
38
39 static const char FUNC_NAME[] = "MPI_File_set_errhandler";
40
41
42 int MPI_File_set_errhandler( MPI_File file, MPI_Errhandler errhandler)
43 {
44 MPI_Errhandler tmp;
45
46 OPAL_CR_NOOP_PROGRESS();
47
48 /* Error checking */
49
50 if (MPI_PARAM_CHECK) {
51 OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
52
53 /* Note that MPI-2:9.7 (p265 in the ps; p261 in the pdf)
54 explicitly says that you are allowed to set the error
55 handler on MPI_FILE_NULL */
56
57 if (NULL == file) {
58 return OMPI_ERRHANDLER_INVOKE(MPI_FILE_NULL, MPI_ERR_FILE,
59 FUNC_NAME);
60 } else if (NULL == errhandler ||
61 MPI_ERRHANDLER_NULL == errhandler ||
62 (OMPI_ERRHANDLER_TYPE_FILE != errhandler->eh_mpi_object_type &&
63 OMPI_ERRHANDLER_TYPE_PREDEFINED != errhandler->eh_mpi_object_type) ) {
64 return OMPI_ERRHANDLER_INVOKE(file, MPI_ERR_ARG, FUNC_NAME);
65 }
66 }
67
68 /* Prepare the new error handler */
69 OBJ_RETAIN(errhandler);
70
71 OPAL_THREAD_LOCK(&file->f_lock);
72 /* Ditch the old errhandler, and decrement its refcount. */
73 tmp = file->error_handler;
74 file->error_handler = errhandler;
75 OBJ_RELEASE(tmp);
76 OPAL_THREAD_UNLOCK(&file->f_lock);
77
78 /* All done */
79 return MPI_SUCCESS;
80 }