+ /* ignore error, just use empty string if error. */
+ (void) prctl(PR_GET_NAME, (unsigned long) procname, 0, 0, 0);
+ procname[PROCNAME_LEN - 1] = '\0';
+ ret = lttng_metadata_printf(session,
+ "env {\n"
+ " vpid = %d;\n"
+ " procname = \"%s\";\n"
+ " domain = %s;\n"
+ "};\n\n",
+ (int) getpid(),
+ procname,
+ "ust"
+ );
+ if (ret)
+ goto end;
+