1 /* This module inserts a hook in the program main loop. This hook processes
2 all the events in the main tracefile. */
6 #include <lttv/attribute.h>
8 #include <lttv/option.h>
9 #include <lttv/module.h>
10 #include <lttv/processTrace.h>
11 #include <lttv/state.h>
12 #include <lttv/stats.h>
14 static LttvTraceset
*traceset
;
29 static gboolean a_stats
;
31 void lttv_trace_option(void *hook_data
)
35 trace
= ltt_trace_open(a_trace
);
36 if(trace
== NULL
) g_critical("cannot open trace %s", a_trace
);
37 lttv_traceset_add(traceset
, lttv_trace_new(trace
));
41 static gboolean
process_traceset(void *hook_data
, void *call_data
)
43 LttvTracesetStats
*tscs
;
45 LttvTracesetContext
*tc
;
49 g_info("BatchAnalysis begin process traceset");
51 tscs
= g_object_new(LTTV_TRACESET_STATS_TYPE
, NULL
);
52 tc
= &tscs
->parent
.parent
;
54 g_info("BatchAnalysis initialize context");
56 lttv_context_init(tc
, traceset
);
57 lttv_state_add_event_hooks(&tscs
->parent
);
58 if(a_stats
) lttv_stats_add_event_hooks(tscs
);
60 lttv_traceset_context_add_hooks(tc
,
61 before_traceset
, after_traceset
, NULL
, before_trace
, after_trace
,
62 NULL
, before_tracefile
, after_tracefile
, NULL
, before_event
, after_event
);
66 end
.tv_sec
= G_MAXULONG
;
67 end
.tv_nsec
= G_MAXULONG
;
69 g_info("BatchAnalysis process traceset");
71 lttv_process_traceset_seek_time(tc
, start
);
72 lttv_process_traceset(tc
, end
, G_MAXULONG
);
74 g_info("BatchAnalysis destroy context");
76 lttv_traceset_context_remove_hooks(tc
,
77 before_traceset
, after_traceset
, NULL
, before_trace
, after_trace
,
78 NULL
, before_tracefile
, after_tracefile
, NULL
, before_event
, after_event
);
79 lttv_state_remove_event_hooks(&tscs
->parent
);
80 if(a_stats
) lttv_stats_remove_event_hooks(tscs
);
81 lttv_context_fini(tc
);
84 g_info("BatchAnalysis end process traceset");
88 G_MODULE_EXPORT
void init(LttvModule
*self
, int argc
, char **argv
)
90 LttvAttributeValue value
;
92 LttvIAttribute
*attributes
= LTTV_IATTRIBUTE(lttv_global_attributes());
94 g_info("Init batchAnalysis.c");
96 lttv_option_add("trace", 't',
97 "add a trace to the trace set to analyse",
98 "pathname of the directory containing the trace",
99 LTTV_OPT_STRING
, &a_trace
, lttv_trace_option
, NULL
);
102 lttv_option_add("stats", 's',
103 "write the traceset and trace statistics",
105 LTTV_OPT_NONE
, &a_stats
, NULL
, NULL
);
108 traceset
= lttv_traceset_new();
110 before_traceset
= lttv_hooks_new();
111 after_traceset
= lttv_hooks_new();
112 before_trace
= lttv_hooks_new();
113 after_trace
= lttv_hooks_new();
114 before_tracefile
= lttv_hooks_new();
115 after_tracefile
= lttv_hooks_new();
116 before_event
= lttv_hooks_new();
117 after_event
= lttv_hooks_new();
119 g_assert(lttv_iattribute_find_by_path(attributes
, "hooks/traceset/before",
120 LTTV_POINTER
, &value
));
121 *(value
.v_pointer
) = before_traceset
;
122 g_assert(lttv_iattribute_find_by_path(attributes
, "hooks/traceset/after",
123 LTTV_POINTER
, &value
));
124 *(value
.v_pointer
) = after_traceset
;
125 g_assert(lttv_iattribute_find_by_path(attributes
, "hooks/trace/before",
126 LTTV_POINTER
, &value
));
127 *(value
.v_pointer
) = before_trace
;
128 g_assert(lttv_iattribute_find_by_path(attributes
, "hooks/trace/after",
129 LTTV_POINTER
, &value
));
130 *(value
.v_pointer
) = after_trace
;
131 g_assert(lttv_iattribute_find_by_path(attributes
, "hooks/tracefile/before",
132 LTTV_POINTER
, &value
));
133 *(value
.v_pointer
) = before_tracefile
;
134 g_assert(lttv_iattribute_find_by_path(attributes
, "hooks/tracefile/after",
135 LTTV_POINTER
, &value
));
136 *(value
.v_pointer
) = after_tracefile
;
137 g_assert(lttv_iattribute_find_by_path(attributes
, "hooks/event/before",
138 LTTV_POINTER
, &value
));
139 *(value
.v_pointer
) = before_event
;
140 g_assert(lttv_iattribute_find_by_path(attributes
, "hooks/event/after",
141 LTTV_POINTER
, &value
));
142 *(value
.v_pointer
) = after_event
;
144 g_assert(lttv_iattribute_find_by_path(attributes
, "hooks/main/before",
145 LTTV_POINTER
, &value
));
146 g_assert((main_hooks
= *(value
.v_pointer
)) != NULL
);
147 lttv_hooks_add(main_hooks
, process_traceset
, NULL
);
151 G_MODULE_EXPORT
void destroy()
157 g_info("Destroy batchAnalysis.c");
159 lttv_option_remove("trace");
160 lttv_option_remove("stats");
162 lttv_hooks_destroy(before_traceset
);
163 lttv_hooks_destroy(after_traceset
);
164 lttv_hooks_destroy(before_trace
);
165 lttv_hooks_destroy(after_trace
);
166 lttv_hooks_destroy(before_tracefile
);
167 lttv_hooks_destroy(after_tracefile
);
168 lttv_hooks_destroy(before_event
);
169 lttv_hooks_destroy(after_event
);
170 lttv_hooks_remove_data(main_hooks
, process_traceset
, NULL
);
172 nb
= lttv_traceset_number(traceset
);
173 for(i
= 0 ; i
< nb
; i
++) {
174 trace
= lttv_traceset_get(traceset
, i
);
175 ltt_trace_close(lttv_trace(trace
));
176 lttv_trace_destroy(trace
);
179 lttv_traceset_destroy(traceset
);
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