C++ (Cpp) pevent_filter_remove_event Examples

Example #1

File: trace-view.c Project: apolyudov/trace-cmd

void trace_view_adv_filter_callback(gboolean accept,
				    const gchar *text,
				    gint *event_ids,
				    gpointer data)
{
	struct event_filter *event_filter;
	GtkTreeView *trace_tree = data;
	GtkTreeModel *model;
	TraceViewStore *store;
	char error_str[200];
	int ret;
	int i;

	if (!accept)
		return;

	model = gtk_tree_view_get_model(trace_tree);
	if (!model)
		return;

	if (!has_text(text) && !event_ids)
		return;

	store = TRACE_VIEW_STORE(model);

	event_filter = trace_view_store_get_event_filter(store);

	if (event_ids) {
		for (i = 0; event_ids[i] >= 0; i++)
			pevent_filter_remove_event(event_filter, event_ids[i]);
	}

	if (has_text(text)) {

		trace_view_store_clear_all_events_enabled(store);

		ret = pevent_filter_add_filter_str(event_filter, text);
		if (ret < 0) {
			pevent_strerror(event_filter->pevent, ret,
					error_str, sizeof(error_str));
			warning("filter failed due to: %s", error_str);
			return;
		}
	}

	update_rows(trace_tree, store);
}

Example #2

File: parse-filter.c Project: AD5GB/kernel_n5_3.10-experimental

/**
 * pevent_filter_clear_trivial - clear TRUE and FALSE filters
 * @filter: the filter to remove trivial filters from
 * @type: remove only true, false, or both
 *
 * Removes filters that only contain a TRUE or FALES boolean arg.
 */
void pevent_filter_clear_trivial(struct event_filter *filter,
				 enum filter_trivial_type type)
{
	struct filter_type *filter_type;
	int count = 0;
	int *ids = NULL;
	int i;

	if (!filter->filters)
		return;

	/*
	 * Two steps, first get all ids with trivial filters.
	 *  then remove those ids.
	 */
	for (i = 0; i < filter->filters; i++) {
		filter_type = &filter->event_filters[i];
		if (filter_type->filter->type != FILTER_ARG_BOOLEAN)
			continue;
		switch (type) {
		case FILTER_TRIVIAL_FALSE:
			if (filter_type->filter->boolean.value)
				continue;
		case FILTER_TRIVIAL_TRUE:
			if (!filter_type->filter->boolean.value)
				continue;
		default:
			break;
		}

		ids = realloc(ids, sizeof(*ids) * (count + 1));
		if (!ids)
			die("Can't allocate ids");
		ids[count++] = filter_type->event_id;
	}

	if (!count)
		return;

	for (i = 0; i < count; i++)
		pevent_filter_remove_event(filter, ids[i]);

	free(ids);
}