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[event-loop] Add some debug messages to event loop

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It may help track down a crasher bug Fredric Crozat is
seeing.
This commit is contained in:
Ray Strode 2009-08-06 14:42:56 -04:00
parent 9630c8b1e5
commit 626e75e140
1 changed files with 33 additions and 1 deletions
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34
src/libply/ply-event-loop.c
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@ -719,9 +719,16 @@ ply_event_loop_stop_watching_fd (ply_event_loop_t *loop,
assert (watch != NULL);
destination = ply_event_loop_get_destination_from_fd_watch (loop, watch);
assert (destination != NULL);
source = destination->source;
if (source == NULL)
ply_trace ("NULL source when stopping watching fd");
else
ply_trace ("stopping watching fd %d", source->fd);
assert (source != NULL);
assert (source->fd >= 0);
@ -730,11 +737,13 @@ ply_event_loop_stop_watching_fd (ply_event_loop_t *loop,
*/
if (source->is_disconnected)
{
ply_trace ("source for fd %d is already disconnected", source->fd);
ply_list_remove_data (source->fd_watches, watch);
ply_fd_watch_free (watch);
return;
}
ply_trace ("removing destination for fd %d", source->fd);
ply_event_loop_remove_destination_by_fd_watch (loop, watch);
ply_list_remove_data (source->fd_watches, watch);
@ -743,7 +752,9 @@ ply_event_loop_stop_watching_fd (ply_event_loop_t *loop,
if (ply_list_get_length (source->destinations) == 0)
{
ply_trace ("no more destinations remaing for fd %d, removing source", source->fd);
ply_event_loop_remove_source (loop, source);
ply_trace ("freeing source for fd %d", source->fd);
ply_event_source_free (source);
}
}
@ -1015,7 +1026,14 @@ ply_event_loop_handle_disconnect_for_source (ply_event_loop_t *loop,
next_node = ply_list_get_next_node (source->destinations, node);
if (destination->disconnected_handler != NULL)
destination->disconnected_handler (destination->user_data, source->fd);
{
ply_trace ("calling disconnected_handler %p for fd %d",
destination->disconnected_handler, source->fd);
destination->disconnected_handler (destination->user_data, source->fd);
ply_trace ("done calling disconnected_handler %p for fd %d",
destination->disconnected_handler, source->fd);
}
node = next_node;
}
@ -1096,7 +1114,11 @@ ply_event_loop_free_destinations_for_source (ply_event_loop_t *loop,
(ply_event_destination_t *) ply_list_node_get_data (node);
assert (destination != NULL);
ply_trace ("freeing destination (%u, %p, %p) of fd %d",
destination->status, destination->status_met_handler,
destination->disconnected_handler, source->fd);
ply_event_destination_free (destination);
ply_list_remove_node (source->destinations, node);
node = next_node;
}
@ -1106,17 +1128,27 @@ static void
ply_event_loop_disconnect_source (ply_event_loop_t *loop,
ply_event_source_t *source)
{
ply_trace ("disconnecting source with fd %d", source->fd);
ply_event_loop_handle_disconnect_for_source (loop, source);
ply_trace ("done disconnecting source with fd %d", source->fd);
/* at this point, we've told the event loop users about the
* fd disconnection, so we can invalidate any outstanding
* watches and free the destinations.
*/
ply_trace ("freeing watches for source with fd %d", source->fd);
ply_event_loop_free_watches_for_source (loop, source);
ply_trace ("done freeing watches for source with fd %d", source->fd);
ply_trace ("freeing destinations for source with fd %d", source->fd);
ply_event_loop_free_destinations_for_source (loop, source);
ply_trace ("done freeing destinations for source with fd %d", source->fd);
assert (ply_list_get_length (source->destinations) == 0);
ply_trace ("removing source with fd %d from event loop", source->fd);
ply_event_loop_remove_source (loop, source);
ply_trace ("done removing source with fd %d from event loop", source->fd);
ply_trace ("freeing source with fd %d", source->fd);
ply_event_source_free (source);
}