Re: [PATCH 2/4] Makes all those related functions receive the FILE pointer

[Jiri Olsa]

On Mon, Sep 18, 2017 at 01:55:20PM +0800, yuzhoujian wrote:

SNIP

>  out_put:
>  	addr_location__put(&al);
> @@ -1605,6 +1617,7 @@ static int process_comm_event(struct perf_tool *tool,
>  	struct perf_session *session = script->session;
>  	struct perf_evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
>  	int ret = -1;
> +	FILE *fp;
>  
>  	thread = machine__findnew_thread(machine, event->comm.pid, event->comm.tid);
>  	if (thread == NULL) {
> @@ -1621,8 +1634,9 @@ static int process_comm_event(struct perf_tool *tool,
>  		sample->tid = event->comm.tid;
>  		sample->pid = event->comm.pid;
>  	}
> -	print_sample_start(sample, thread, evsel);
> -	perf_event__fprintf(event, stdout);
> +	fp = stdout;
> +	fprint_sample_start(sample, thread, evsel, fp);
> +	perf_event__fprintf(event, fp);

please make this simple 'adding fp argument to print functions'
change and just pass stdout in here ... and do the rest of changes
later on

thanks,
jirka