1 /* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
2 /*
3 * Copyright (c) 2004-2008 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) 2015 Los Alamos National Security, LLC. All rights
14 * reserved.
15 * Copyright (c) 2016-2017 Intel, Inc. All rights reserved.
16 * $COPYRIGHT$
17 *
18 * Additional copyrights may follow
19 *
20 * $HEADER$
21 *
22 * These symbols are in a file by themselves to provide nice linker
23 * semantics. Since linkers generally pull in symbols by object
24 * files, keeping these symbols as the only symbols in this file
25 * prevents utility programs such as "ompi_info" from having to import
26 * entire components just to query their version and parameters.
27 */
28
29 #include <src/include/pmix_config.h>
30 #include "pmix_common.h"
31
32
33 #include "src/mca/preg/preg.h"
34 #include "preg_native.h"
35
36 static pmix_status_t component_open(void);
37 static pmix_status_t component_close(void);
38 static pmix_status_t component_query(pmix_mca_base_module_t **module, int *priority);
39
40 /*
41 * Instantiate the public struct with all of our public information
42 * and pointers to our public functions in it
43 */
44 pmix_mca_base_component_t mca_preg_native_component = {
45 PMIX_PREG_BASE_VERSION_1_0_0,
46
47 /* Component name and version */
48 .pmix_mca_component_name = "native",
49 PMIX_MCA_BASE_MAKE_VERSION(component,
50 PMIX_MAJOR_VERSION,
51 PMIX_MINOR_VERSION,
52 PMIX_RELEASE_VERSION),
53
54 /* Component open and close functions */
55 .pmix_mca_open_component = component_open,
56 .pmix_mca_close_component = component_close,
57 .pmix_mca_query_component = component_query,
58 };
59
60
61 static int component_open(void)
62 {
63 return PMIX_SUCCESS;
64 }
65
66
67 static int component_query(pmix_mca_base_module_t **module, int *priority)
68 {
69 /* we should always be first in priority */
70 *priority = 100;
71 *module = (pmix_mca_base_module_t *)&pmix_preg_native_module;
72 return PMIX_SUCCESS;
73 }
74
75
76 static int component_close(void)
77 {
78 return PMIX_SUCCESS;
79 }