264 		if (free_event->trigger)  in trace_events_free()
265 			free(free_event->trigger);  in trace_events_free()
313  * trace_event_add_trigger - record an event trigger action
315 int trace_event_add_trigger(struct trace_events *event, char *trigger)  in trace_event_add_trigger()  argument
317 	if (event->trigger)  in trace_event_add_trigger()
318 		free(event->trigger);  in trace_event_add_trigger()
320 	event->trigger = strdup(trigger);  in trace_event_add_trigger()
321 	if (!event->trigger)  in trace_event_add_trigger()
357  * If the trigger is a hist: one, save the content of the hist file.
370 	/* trigger enables hist */  in trace_event_save_hist()
371 	if (!tevent->trigger)  in trace_event_save_hist()
374 	/* is this a hist: trigger? */  in trace_event_save_hist()
375 	retval = strncmp(tevent->trigger, "hist:", strlen("hist:"));  in trace_event_save_hist()
406  * trace_event_disable_trigger - disable an event trigger
411 	char trigger[1024];  in trace_event_disable_trigger()  local
414 	if (!tevent->trigger)  in trace_event_disable_trigger()
420 	debug_msg("Disabling %s:%s trigger %s\n", tevent->system,  in trace_event_disable_trigger()
421 		  tevent->event ? : "*", tevent->trigger);  in trace_event_disable_trigger()
425 	snprintf(trigger, 1024, "!%s\n", tevent->trigger);  in trace_event_disable_trigger()
428 					  tevent->event, "trigger", trigger);  in trace_event_disable_trigger()
430 		err_msg("Error disabling %s:%s trigger %s\n", tevent->system,  in trace_event_disable_trigger()
431 			tevent->event ? : "*", tevent->trigger);  in trace_event_disable_trigger()
494  * trace_event_enable_trigger - enable an event trigger associated with an event
499 	char trigger[1024];  in trace_event_enable_trigger()  local
502 	if (!tevent->trigger)  in trace_event_enable_trigger()
506 		err_msg("Trigger %s applies only for single events, not for all %s:* events\n",  in trace_event_enable_trigger()
507 			tevent->trigger, tevent->system);  in trace_event_enable_trigger()
511 	snprintf(trigger, 1024, "%s\n", tevent->trigger);  in trace_event_enable_trigger()
513 	debug_msg("Enabling %s:%s trigger %s\n", tevent->system,  in trace_event_enable_trigger()
514 		  tevent->event ? : "*", tevent->trigger);  in trace_event_enable_trigger()
517 					  tevent->event, "trigger", trigger);  in trace_event_enable_trigger()
519 		err_msg("Error enabling %s:%s trigger %s\n", tevent->system,  in trace_event_enable_trigger()
520 			tevent->event ? : "*", tevent->trigger);  in trace_event_enable_trigger()