const LttvTracefileContext *trace_b = (const LttvTracefileContext *)b;
if(likely(trace_a != trace_b)) {
- comparison = ltt_time_compare(trace_a->timestamp, trace_b->timestamp);
+ comparison = ltt_time_compare(trace_b->timestamp, trace_a->timestamp);
if(unlikely(comparison == 0)) {
if(trace_a->index < trace_b->index) comparison = -1;
else if(trace_a->index > trace_b->index) comparison = 1;
LttvTraceContext *tc;
- LttvTracefileContext *tfc;
+ LttvTracefileContext **tfc;
LttvTraceset *ts = self->ts;
nb_tracefile = tc->tracefiles->len;
for(j = 0 ; j < nb_tracefile ; j++) {
- tfc = g_array_index(tc->tracefiles, LttvTracefileContext*, j);
- lttv_hooks_destroy(tfc->event);
- lttv_hooks_by_id_destroy(tfc->event_by_id);
- g_object_unref(tfc->a);
- g_object_unref(tfc);
+ tfc = &g_array_index(tc->tracefiles, LttvTracefileContext*, j);
+ lttv_hooks_destroy((*tfc)->event);
+ lttv_hooks_by_id_destroy((*tfc)->event_by_id);
+ g_object_unref((*tfc)->a);
+ g_object_unref(*tfc);
}
g_array_free(tc->tracefiles, TRUE);
g_object_unref(tc);
{
guint i, nb_tracefile;
- LttvTracefileContext *tfc;
+ LttvTracefileContext **tfc;
lttv_hooks_call(before_trace, self);
nb_tracefile = self->tracefiles->len;
for(i = 0 ; i < nb_tracefile ; i++) {
- tfc = g_array_index(self->tracefiles, LttvTracefileContext*, i);
- lttv_tracefile_context_add_hooks(tfc,
+ tfc = &g_array_index(self->tracefiles, LttvTracefileContext*, i);
+ lttv_tracefile_context_add_hooks(*tfc,
before_tracefile,
event,
event_by_id);
{
guint i, nb_tracefile;
- LttvTracefileContext *tfc;
+ LttvTracefileContext **tfc;
nb_tracefile = self->tracefiles->len;
for(i = 0 ; i < nb_tracefile ; i++) {
- tfc = g_array_index(self->tracefiles, LttvTracefileContext*, i);
- lttv_tracefile_context_remove_hooks(tfc,
+ tfc = &g_array_index(self->tracefiles, LttvTracefileContext*, i);
+ lttv_tracefile_context_remove_hooks(*tfc,
after_tracefile,
event,
event_by_id);
static gboolean get_first(gpointer key, gpointer value, gpointer user_data) {
+ g_assert(key == value);
*((LttvTracefileContext **)user_data) = (LttvTracefileContext *)value;
return TRUE;
}
+static gboolean test_tree(gpointer key, gpointer value, gpointer user_data) {
+
+ LttvTracefileContext *tfc = (LttvTracefileContext *)key;
+
+ g_debug("Tracefile name %s, time %lu.%lu, tfi %u, ti %u",
+ g_quark_to_string(ltt_tracefile_name(tfc->tf)),
+ tfc->timestamp.tv_sec, tfc->timestamp.tv_nsec,
+ tfc->index, tfc->t_context->index);
+
+ if(((LttvTracefileContext *)user_data) == (LttvTracefileContext *)value) {
+ g_assert(compare_tracefile(user_data, value) == 0);
+ } else
+ g_assert(compare_tracefile(user_data, value) != 0);
+
+ //g_assert(((LttvTracefileContext *)user_data) != (LttvTracefileContext *)value);
+ return FALSE;
+}
+
+
void lttv_process_traceset_begin(LttvTracesetContext *self,
LttvHooks *before_traceset,
{
GTree *pqueue = self->pqueue;
- guint id;
+ guint fac_id, ev_id, id;
LttvTracefileContext *tfc;
unsigned count = 0;
+ guint read_ret = FALSE;
+
gboolean last_ret = FALSE; /* return value of the last hook list called */
/* Get the next event from the pqueue, call its hooks,
/* Get the tracefile with an event for the smallest time found. If two
or more tracefiles have events for the same time, hope that lookup
and remove are consistent. */
-
+
+#ifdef DEBUG
+ g_debug("test tree before remove");
+ g_tree_foreach(pqueue, test_tree, tfc);
+#endif //DEBUG
g_tree_remove(pqueue, tfc);
+
+#ifdef DEBUG
+ g_debug("test tree after remove");
+ g_tree_foreach(pqueue, test_tree, tfc);
+#endif //DEBUG
+
count++;
e = ltt_tracefile_get_event(tfc->tf);
- id = ltt_event_eventtype_id(e);
+ fac_id = ltt_event_facility_id(e);
+ ev_id = ltt_event_eventtype_id(e);
+ id = GET_HOOK_ID(fac_id, ev_id);
last_ret = lttv_hooks_call_merge(tfc->event, tfc,
lttv_hooks_by_id_get(tfc->event_by_id, id), tfc);
- if(likely(!ltt_tracefile_read(tfc->tf))) {
+ read_ret = ltt_tracefile_read(tfc->tf);
+
+ if(likely(!read_ret)) {
+ g_debug("An event is ready");
tfc->timestamp = ltt_event_time(e);
+
g_tree_insert(pqueue, tfc, tfc);
+ } else {
+ tfc->timestamp = ltt_time_infinite;
+
+ if(read_ret == ERANGE)
+ g_debug("End of trace");
+ else
+ g_error("Error happened in lttv_process_traceset_middle");
}
}
}
gint ret;
- LttvTracefileContext *tfc;
+ LttvTracefileContext **tfc;
GTree *pqueue = self->ts_context->pqueue;
nb_tracefile = self->tracefiles->len;
for(i = 0 ; i < nb_tracefile ; i++) {
- tfc = g_array_index(self->tracefiles, LttvTracefileContext*, i);
- ret = ltt_tracefile_seek_time(tfc->tf, start);
+ tfc = &g_array_index(self->tracefiles, LttvTracefileContext*, i);
+
+ g_tree_remove(pqueue, *tfc);
+
+ ret = ltt_tracefile_seek_time((*tfc)->tf, start);
if(ret == EPERM) g_error("error in lttv_process_trace_seek_time seek");
- g_tree_remove(pqueue, tfc);
if(ret == 0) { /* not ERANGE especially */
- tfc->timestamp = ltt_event_time(ltt_tracefile_get_event(tfc->tf));
- g_tree_insert(pqueue, tfc, tfc);
+ (*tfc)->timestamp = ltt_event_time(ltt_tracefile_get_event((*tfc)->tf));
+ g_tree_insert(pqueue, (*tfc), (*tfc));
+ } else {
+ (*tfc)->timestamp = ltt_time_infinite;
}
}
}
self->pqueue = g_tree_new(compare_tracefile);
for(i=0;i<pos->ep->len; i++) {
- LttEventPosition *ep = g_array_index(pos->ep, LttEventPosition*, i);
- LttvTracefileContext *tfc =
- g_array_index(pos->tfc, LttvTracefileContext*, i);
- g_assert(ltt_tracefile_seek_position(tfc->tf, ep) == 0);
- tfc->timestamp = ltt_event_time(ltt_tracefile_get_event(tfc->tf));
- g_tree_insert(self->pqueue, tfc, tfc);
+ LttEventPosition **ep = &g_array_index(pos->ep, LttEventPosition*, i);
+ LttvTracefileContext **tfc =
+ &g_array_index(pos->tfc, LttvTracefileContext*, i);
+ if(*ep != NULL) {
+ g_assert(ltt_tracefile_seek_position((*tfc)->tf, *ep) == 0);
+ (*tfc)->timestamp = ltt_event_time(ltt_tracefile_get_event((*tfc)->tf));
+ g_tree_insert(self->pqueue, (*tfc), (*tfc));
+ } else {
+ (*tfc)->timestamp = ltt_time_infinite;
+ }
}
return TRUE;
}
if(unlikely(et == NULL)) goto event_error;
thf = &g_array_index(th->fac_index, LttvTraceHookByFacility, fac_id);
- g_array_index(th->fac_list, LttvTraceHookByFacility*, 0)
- = thf;
+ g_array_index(th->fac_list, LttvTraceHookByFacility*, 0) = thf;
ev_id = ltt_eventtype_id(et);
if(unlikely(et == NULL)) goto event_error;
thf = &g_array_index(th->fac_index, LttvTraceHookByFacility, fac_id);
- g_array_index(th->fac_list, LttvTraceHookByFacility*, i)
- = thf;
+ g_array_index(th->fac_list, LttvTraceHookByFacility*, i) = thf;
ev_id = ltt_eventtype_id(et);
thf->h = h;
thf->id = GET_HOOK_ID(fac_id, ev_id);
return pos;
}
-gboolean traverse_get_tfc(gpointer key, gpointer value, gpointer data)
-{
- LttvTracefileContext *tfc = (LttvTracefileContext *)value;
- LttvTracesetContextPosition *pos = (LttvTracesetContextPosition *)data;
-
- LttEvent *event = ltt_tracefile_get_event(tfc->tf);
- LttEventPosition *ep = ltt_event_position_new();
-
- ltt_event_position(event, ep);
-
- g_array_append_val(pos->ep, ep);
- g_array_append_val(pos->tfc, tfc);
-
- if(ltt_time_compare(tfc->timestamp, pos->timestamp) < 0)
- pos->timestamp = tfc->timestamp;
-
- return 0;
-}
-
-/* Subtile modification :
- * only save the tracefiles that are loaded in the pqueue */
+/* Save all positions, the ones not in the pqueue will have NULL
+ * ep. */
void lttv_traceset_context_position_save(const LttvTracesetContext *self,
LttvTracesetContextPosition *pos)
{
- g_tree_foreach(self->pqueue, traverse_get_tfc, pos);
+ guint i;
+ guint num_traces = lttv_traceset_number(self->ts);
+
+ for(i=0; i<num_traces;i++) {
+ GArray * tracefiles = self->traces[i]->tracefiles;
+ guint j;
+ guint num_tracefiles = tracefiles->len;
+
+ for(j=0;j<num_tracefiles;j++) {
+ LttvTracefileContext **tfc = &g_array_index(tracefiles,
+ LttvTracefileContext*, j);
+
+ LttEvent *event = ltt_tracefile_get_event((*tfc)->tf);
+ LttEventPosition *ep;
+
+ if(ltt_time_compare((*tfc)->timestamp, ltt_time_infinite) != 0) {
+ ep = ltt_event_position_new();
+ ltt_event_position(event, ep);
+ if(ltt_time_compare((*tfc)->timestamp, pos->timestamp) < 0)
+ pos->timestamp = (*tfc)->timestamp;
+ } else {
+ ep = NULL;
+ }
+ g_array_append_val(pos->tfc, *tfc);
+ g_array_append_val(pos->ep, ep);
+ }
+
+ }
}
void lttv_traceset_context_position_destroy(LttvTracesetContextPosition *pos)
{
int i;
- for(i=0;i<pos->ep->len;i++)
- g_free(g_array_index(pos->ep, LttEventPosition*, i));
+ LttEventPosition **ep;
+
+ for(i=0;i<pos->ep->len;i++) {
+ ep = &g_array_index(pos->ep, LttEventPosition*, i);
+ if(*ep != NULL)
+ g_free(*ep);
+ }
g_array_free(pos->ep, TRUE);
g_array_free(pos->tfc, TRUE);
g_free(pos);
const LttvTracesetContextPosition *src)
{
int i;
+ LttEventPosition **src_ep, **dest_ep;
g_array_set_size(dest->ep, src->ep->len);
g_array_set_size(dest->tfc, src->tfc->len);
for(i=0;i<src->ep->len;i++) {
- g_array_index(dest->ep, LttEventPosition*, i) = ltt_event_position_new();
- ltt_event_position_copy(
- g_array_index(dest->ep, LttEventPosition*, i),
- g_array_index(src->ep, LttEventPosition*, i));
+ src_ep = &g_array_index(src->ep, LttEventPosition*, i);
+ dest_ep = &g_array_index(dest->ep, LttEventPosition*, i);
+ if(*src_ep != NULL) {
+ *dest_ep = ltt_event_position_new();
+ ltt_event_position_copy(
+ *dest_ep,
+ *src_ep);
+ } else
+ *dest_ep = NULL;
}
for(i=0;i<src->tfc->len;i++) {
g_array_index(dest->tfc, LttvTracefileContext*, i) =
LttEventPosition *ep = g_array_index(pos->ep, LttEventPosition*, i);
LttvTracefileContext *tfc =
g_array_index(pos->tfc, LttvTracefileContext*, i);
-
- LttEvent *event = ltt_tracefile_get_event(tfc->tf);
-
- ret = ltt_event_position_compare((LttEventPosition*)event,
- ep);
+
+ if(ep == NULL) {
+ if(ltt_time_compare(tfc->timestamp, ltt_time_infinite) != 0) {
+ ret = -1;
+ }
+ } else {
+ if(ltt_time_compare(tfc->timestamp, ltt_time_infinite) == 0) {
+ ret = 1;
+ } else {
+ LttEvent *event = ltt_tracefile_get_event(tfc->tf);
+
+ ret = ltt_event_position_compare((LttEventPosition*)event,
+ ep);
+ }
+ }
if(ret != 0) return ret;
}
for(i=0;i<pos1->ep->len;i++) {
LttEventPosition *ep1 = g_array_index(pos1->ep, LttEventPosition*, i);
- LttTracefile *tf1 = ltt_event_position_tracefile(ep1);
+ LttvTracefileContext *tfc1 = g_array_index(pos1->tfc,
+ LttvTracefileContext*, i);
- for(j=0;j<pos2->ep->len;j++) {
- LttEventPosition *ep2 = g_array_index(pos2->ep, LttEventPosition*, j);
- LttTracefile *tf2 = ltt_event_position_tracefile(ep2);
-
- if(tf1 == tf2) {
- ret = ltt_event_position_compare(ep1, ep2);
- if(ret != 0) return ret;
+ if(ep1 != NULL) {
+ for(j=0;j<pos2->ep->len;j++) {
+ LttEventPosition *ep2 = g_array_index(pos2->ep, LttEventPosition*, j);
+ LttvTracefileContext *tfc2 = g_array_index(pos2->tfc,
+ LttvTracefileContext*, j);
+ if(tfc1 == tfc2) {
+ if(ep2 != NULL)
+ ret = ltt_event_position_compare(ep1, ep2);
+ else
+ ret = -1;
+
+ if(ret != 0) return ret;
+ }
+ }
+ } else {
+ for(j=0;j<pos2->ep->len;j++) {
+ LttEventPosition *ep2 = g_array_index(pos2->ep, LttEventPosition*, j);
+ LttvTracefileContext *tfc2 = g_array_index(pos2->tfc,
+ LttvTracefileContext*, j);
+ if(tfc1 == tfc2) {
+ if(ep2 != NULL) ret = 1;
+ }
}
}
}
return 0;
-
}