1 /* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
2 /*
3 * Copyright (c) 2010 Cisco Systems, Inc. All rights reserved.
4 * Copyright (c) 2010 Oracle and/or its affiliates. All rights reserved.
5 * Copyright (c) 2012-2013 Los Alamos National Security, LLC.
6 * All rights reserved.
7 * Copyright (c) 2017 Research Organization for Information Science
8 * and Technology (RIST). All rights reserved.
9 * Copyright (c) 2017 IBM Corporation. All rights reserved.
10 */
11 #include "opal_config.h"
12 #include "opal/constants.h"
13 #include "opal/util/output.h"
14
15 #include "opal/mca/event/base/base.h"
16 #include "external.h"
17
18 #include "opal/util/argv.h"
19
20 extern char *ompi_event_module_include;
21 static struct event_config *config = NULL;
22
opal_event_base_create(void)23 opal_event_base_t* opal_event_base_create(void)
24 {
25 opal_event_base_t *base;
26
27 base = event_base_new_with_config(config);
28 if (NULL == base) {
29 /* there is no backend method that does what we want */
30 opal_output(0, "No event method available");
31 }
32 return base;
33 }
34
opal_event_init(void)35 int opal_event_init(void)
36 {
37 const char **all_available_eventops = NULL;
38 char **includes=NULL;
39 bool dumpit=false;
40 int i, j;
41
42 if (opal_output_get_verbosity(opal_event_base_framework.framework_output) > 4) {
43 event_enable_debug_mode();
44 }
45
46 all_available_eventops = event_get_supported_methods();
47
48 if (NULL == ompi_event_module_include) {
49 /* Shouldn't happen, but... */
50 ompi_event_module_include = strdup("select");
51 }
52 includes = opal_argv_split(ompi_event_module_include,',');
53
54 /* get a configuration object */
55 config = event_config_new();
56 /* cycle thru the available subsystems */
57 for (i = 0 ; NULL != all_available_eventops[i] ; ++i) {
58 /* if this module isn't included in the given ones,
59 * then exclude it
60 */
61 dumpit = true;
62 for (j=0; NULL != includes[j]; j++) {
63 if (0 == strcmp("all", includes[j]) ||
64 0 == strcmp(all_available_eventops[i], includes[j])) {
65 dumpit = false;
66 break;
67 }
68 }
69 if (dumpit) {
70 event_config_avoid_method(config, all_available_eventops[i]);
71 }
72 }
73 opal_argv_free(includes);
74
75 return OPAL_SUCCESS;
76 }
77
opal_event_finalize(void)78 int opal_event_finalize(void)
79 {
80 return OPAL_SUCCESS;
81 }
82
opal_event_alloc(void)83 opal_event_t* opal_event_alloc(void)
84 {
85 opal_event_t *ev;
86
87 ev = (opal_event_t*)malloc(sizeof(opal_event_t));
88 return ev;
89 }
90