[ltt-dev] [UST PATCH] Include trace name in output directory name

[David Goulet]

How about we put the trace name in front and don't have the PID as the 
first value and STOP having multiple traces beginning with numbers that 
make things quite confusing in a long term and painful to identify the 
good trace ?

David

On 10-11-08 10:34 AM, Nils Carlson wrote:
> Include the name of the trace to the output directory created by
> ustd. Yet another part of multi-session support.
>
> Signed-off-by: Nils Carlson<nils.carlson at ericsson.com>
> ---
>   ustd/ustd.c |   12 ++++++------
>   1 files changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/ustd/ustd.c b/ustd/ustd.c
> index e75fd9d..3f63457 100644
> --- a/ustd/ustd.c
> +++ b/ustd/ustd.c
> @@ -191,9 +191,9 @@ int on_open_buffer(struct libustd_callbacks *data, struct buffer_info *buf)
>   		trace_path = USTD_DEFAULT_TRACE_PATH;
>   	}
>
> -	if (asprintf(&tmp, "%s/%u_%lld", trace_path, buf->pid, buf->pidunique)<  0) {
> -		ERR("on_open_buffer : asprintf failed (%s/%u_%lld)",
> -		    trace_path, buf->pid, buf->pidunique);
> +	if (asprintf(&tmp, "%s/%u_%s_%lld", trace_path, buf->pid, buf->trace, buf->pidunique)<  0) {
> +		ERR("on_open_buffer : asprintf failed (%s/%u_%s_%lld)",
> +		    trace_path, buf->pid, buf->trace, buf->pidunique);
>   		return 1;
>   	}
>   	result = create_dir_if_needed(tmp);
> @@ -204,9 +204,9 @@ int on_open_buffer(struct libustd_callbacks *data, struct buffer_info *buf)
>   	}
>   	free(tmp);
>
> -	if (asprintf(&tmp, "%s/%u_%lld/%s", trace_path, buf->pid, buf->pidunique, buf->name)<  0) {
> -		ERR("on_open_buffer : asprintf failed (%s/%u_%lld/%s)",
> -		    trace_path, buf->pid, buf->pidunique, buf->name);
> +	if (asprintf(&tmp, "%s/%u_%s_%lld/%s", trace_path, buf->pid, buf->trace, buf->pidunique, buf->name)<  0) {
> +		ERR("on_open_buffer : asprintf failed (%s/%u_%s_%lld/%s)",
> +		    trace_path, buf->pid, buf->trace, buf->pidunique, buf->name);
>   		return 1;
>   	}
>   	result = fd = open(tmp, O_WRONLY | O_CREAT | O_TRUNC | O_EXCL, 00600);

-- 
David Goulet
LTTng project, DORSAL Lab.

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