Initial implementation of the debuginfo API
[babeltrace.git] / include / babeltrace / trace-debuginfo.h
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1#ifndef _BABELTRACE_TRACE_DEBUGINFO_H
2#define _BABELTRACE_TRACE_DEBUGINFO_H
3
4/*
5 * Babeltrace - Debug information state tracker wrapper
6 *
7 * Copyright (c) 2015 EfficiOS Inc.
8 * Copyright (c) 2015 Antoine Busque <abusque@efficios.com>
9 *
10 * Permission is hereby granted, free of charge, to any person obtaining a copy
11 * of this software and associated documentation files (the "Software"), to deal
12 * in the Software without restriction, including without limitation the rights
13 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
14 * copies of the Software, and to permit persons to whom the Software is
15 * furnished to do so, subject to the following conditions:
16 *
17 * The above copyright notice and this permission notice shall be included in
18 * all copies or substantial portions of the Software.
19 *
20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
21 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
23 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
24 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
25 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
26 * SOFTWARE.
27 */
28
29#include <babeltrace/ctf-ir/metadata.h>
30
31#ifdef ENABLE_DEBUGINFO
32
33#include <babeltrace/debuginfo.h>
34#include <babeltrace/ctf-text/types.h>
35#include <stdbool.h>
36
37static inline
38void ctf_text_integer_write_debug_info(struct bt_stream_pos *ppos,
39 struct bt_definition *definition)
40{
41 struct definition_integer *integer_definition =
42 container_of(definition, struct definition_integer, p);
43 struct ctf_text_stream_pos *pos = ctf_text_pos(ppos);
44 struct debug_info_source *debug_info_src =
45 integer_definition->debug_info_src;
46
47 /* Print debug info if available */
48 if (debug_info_src) {
49 if (debug_info_src->func || debug_info_src->filename) {
50 bool add_comma = false;
51
52 fprintf(pos->fp, ", debug_info = { ");
53
54 if (debug_info_src->func) {
55 fprintf(pos->fp, "func = \"%s\"",
56 debug_info_src->func);
57 add_comma = true;
58 }
59
60 if (debug_info_src->filename) {
61 if (add_comma) {
62 fprintf(pos->fp, ", ");
63 }
64
65 fprintf(pos->fp, "source_loc = \"%s:%" PRIu64
66 "\"",
67 debug_info_src->filename,
68 debug_info_src->line_no);
69 }
70
71 fprintf(pos->fp, " }");
72 }
73 }
74}
75
76static inline
77int trace_debug_info_create(struct ctf_trace *trace)
78{
79 int ret = 0;
80
81 if (strcmp(trace->env.domain, "ust") != 0) {
82 goto end;
83 }
84
85 if (strcmp(trace->env.tracer_name, "lttng-ust") != 0) {
86 goto end;
87 }
88
89 trace->debug_info = debug_info_create();
90 if (!trace->debug_info) {
91 ret = -1;
92 goto end;
93 }
94
95end:
96 return ret;
97}
98
99static inline
100void trace_debug_info_destroy(struct ctf_trace *trace)
101{
102 debug_info_destroy(trace->debug_info);
103}
104
105static inline
106void handle_debug_info_event(struct ctf_stream_declaration *stream_class,
107 struct ctf_event_definition *event)
108{
109 debug_info_handle_event(stream_class->trace->debug_info, event);
110}
111
112#else /* #ifdef ENABLE_DEBUGINFO */
113
114static inline
115void ctf_text_integer_write_debug_info(struct bt_stream_pos *ppos,
116 struct bt_definition *definition)
117{
118 /* Do nothing. */
119}
120
121static inline
122int trace_debug_info_create(struct ctf_trace *trace)
123{
124 return 0;
125}
126
127static inline
128void trace_debug_info_destroy(struct ctf_trace *trace)
129{
130 /* Do nothing. */
131}
132
133static inline
134void handle_debug_info_event(struct ctf_stream_declaration *stream_class,
135 struct ctf_event_definition *event)
136{
137 /* Do nothing. */
138}
139
140#endif /* #else #ifdef ENABLE_DEBUGINFO */
141
142#endif /* _BABELTRACE_TRACE_DEBUGINFO_H */
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