include/babeltrace/trace-debuginfo.h

   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
  37 static inline
  38 void 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, "src = \"%s:%" PRIu64
  66                                                 "\"",
  67                                                 opt_debug_info_full_path ?
  68                                                 debug_info_src->filename :
  69                                                 debug_info_src->short_filename,
  70                                                 debug_info_src->line_no);
  71                         }
  72
  73                         fprintf(pos->fp, " }");
  74                 }
  75         }
  76 }
  77
  78 static inline
  79 int trace_debug_info_create(struct ctf_trace *trace)
  80 {
  81         int ret = 0;
  82
  83         if (strcmp(trace->env.domain, "ust") != 0) {
  84                 goto end;
  85         }
  86
  87         if (strcmp(trace->env.tracer_name, "lttng-ust") != 0) {
  88                 goto end;
  89         }
  90
  91         trace->debug_info = debug_info_create();
  92         if (!trace->debug_info) {
  93                 ret = -1;
  94                 goto end;
  95         }
  96
  97 end:
  98         return ret;
  99 }
 100
 101 static inline
 102 void trace_debug_info_destroy(struct ctf_trace *trace)
 103 {
 104         debug_info_destroy(trace->debug_info);
 105 }
 106
 107 static inline
 108 void handle_debug_info_event(struct ctf_stream_declaration *stream_class,
 109                 struct ctf_event_definition *event)
 110 {
 111         debug_info_handle_event(stream_class->trace->debug_info, event);
 112 }
 113
 114 #else  /* #ifdef ENABLE_DEBUGINFO */
 115
 116 static inline
 117 void ctf_text_integer_write_debug_info(struct bt_stream_pos *ppos,
 118                 struct bt_definition *definition)
 119 {
 120         /* Do nothing. */
 121 }
 122
 123 static inline
 124 int trace_debug_info_create(struct ctf_trace *trace)
 125 {
 126         return 0;
 127 }
 128
 129 static inline
 130 void trace_debug_info_destroy(struct ctf_trace *trace)
 131 {
 132         /* Do nothing. */
 133 }
 134
 135 static inline
 136 void handle_debug_info_event(struct ctf_stream_declaration *stream_class,
 137                 struct ctf_event_definition *event)
 138 {
 139         /* Do nothing. */
 140 }
 141
 142 #endif  /* #else #ifdef ENABLE_DEBUGINFO */
 143
 144 #endif /* _BABELTRACE_TRACE_DEBUGINFO_H */