-/*
- * Return allocated full pathname of the session using the consumer trace path
- * and subdir if available.
- *
- * The caller can safely free(3) the returned value. On error, NULL is
- * returned.
- */
-static char *setup_channel_trace_path(struct consumer_output *consumer,
- struct ust_app_session *ua_sess)
-{
- int ret;
- char *pathname;
-
- assert(consumer);
- assert(ua_sess);
-
- health_code_update();
-
- /*
- * Allocate the string ourself to make sure we never exceed
- * LTTNG_PATH_MAX.
- */
- pathname = zmalloc(LTTNG_PATH_MAX);
- if (!pathname) {
- goto error;
- }
-
- /* Get correct path name destination */
- if (consumer->type == CONSUMER_DST_NET &&
- consumer->relay_major_version == 2 &&
- consumer->relay_minor_version < 11) {
- ret = snprintf(pathname, LTTNG_PATH_MAX, "%s%s/%s%s",
- consumer->dst.net.base_dir,
- consumer->chunk_path, consumer->domain_subdir,
- ua_sess->path);
- } else {
- ret = snprintf(pathname, LTTNG_PATH_MAX, "%s%s",
- consumer->domain_subdir, ua_sess->path);
- }
- DBG3("Userspace consumer trace path relative to current trace chunk: \"%s\"",
- pathname);
- if (ret < 0) {
- PERROR("Failed to format channel path");
- goto error;
- } else if (ret >= LTTNG_PATH_MAX) {
- ERR("Truncation occurred while formatting channel path");
- ret = -1;
- goto error;
- }
-
- return pathname;
-error:
- free(pathname);
- return NULL;
-}
-