X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=src%2Fbin%2Flttng%2Fcommands%2Flist.c;h=f7a5c576bc58b63e0bf4e8037551075a3161c78e;hb=255a5dabcee8a4b0cfd5062955063110d46f36f4;hp=6040d008d09a7b5f55f06dfdb05f7eb42981bf53;hpb=ef021732eab101776844ec263468004e287fe6e2;p=lttng-tools.git

diff --git a/src/bin/lttng/commands/list.c b/src/bin/lttng/commands/list.c
index 6040d008d..f7a5c576b 100644
--- a/src/bin/lttng/commands/list.c
+++ b/src/bin/lttng/commands/list.c
@@ -167,24 +167,40 @@ const char *loglevel_string_post(int loglevel)
 static const char *loglevel_string(int value)
 {
 	switch (value) {
-	case -1: return "";
-	case 0: return "TRACE_EMERG";
-	case 1: return "TRACE_ALERT";
-	case 2: return "TRACE_CRIT";
-	case 3: return "TRACE_ERR";
-	case 4: return "TRACE_WARNING";
-	case 5: return "TRACE_NOTICE";
-	case 6: return "TRACE_INFO";
-	case 7: return "TRACE_SYSTEM";
-	case 8: return "TRACE_PROGRAM";
-	case 9: return "TRACE_PROCESS";
-	case 10: return "TRACE_MODULE";
-	case 11: return "TRACE_UNIT";
-	case 12: return "TRACE_FUNCTION";
-	case 13: return "TRACE_DEFAULT";
-	case 14: return "TRACE_VERBOSE";
-	case 15: return "TRACE_DEBUG";
-	default: return "<<UNKNOWN>>";
+	case -1:
+		return "";
+	case LTTNG_LOGLEVEL_EMERG:
+		return "TRACE_EMERG";
+	case LTTNG_LOGLEVEL_ALERT:
+		return "TRACE_ALERT";
+	case LTTNG_LOGLEVEL_CRIT:
+		return "TRACE_CRIT";
+	case LTTNG_LOGLEVEL_ERR:
+		return "TRACE_ERR";
+	case LTTNG_LOGLEVEL_WARNING:
+		return "TRACE_WARNING";
+	case LTTNG_LOGLEVEL_NOTICE:
+		return "TRACE_NOTICE";
+	case LTTNG_LOGLEVEL_INFO:
+		return "TRACE_INFO";
+	case LTTNG_LOGLEVEL_DEBUG_SYSTEM:
+		return "TRACE_DEBUG_SYSTEM";
+	case LTTNG_LOGLEVEL_DEBUG_PROGRAM:
+		return "TRACE_DEBUG_PROGRAM";
+	case LTTNG_LOGLEVEL_DEBUG_PROCESS:
+		return "TRACE_DEBUG_PROCESS";
+	case LTTNG_LOGLEVEL_DEBUG_MODULE:
+		return "TRACE_DEBUG_MODULE";
+	case LTTNG_LOGLEVEL_DEBUG_UNIT:
+		return "TRACE_DEBUG_UNIT";
+	case LTTNG_LOGLEVEL_DEBUG_FUNCTION:
+		return "TRACE_DEBUG_FUNCTION";
+	case LTTNG_LOGLEVEL_DEBUG_LINE:
+		return "TRACE_DEBUG_LINE";
+	case LTTNG_LOGLEVEL_DEBUG:
+		return "TRACE_DEBUG";
+	default:
+		return "<<UNKNOWN>>";
 	}
 }
 
@@ -221,7 +237,7 @@ static void print_events(struct lttng_event *event)
 		MSG("%ssymbol: \"%s\"", indent8, event->attr.ftrace.symbol_name);
 		break;
 	case LTTNG_EVENT_SYSCALL:
-		MSG("%s (type: syscall)%s", indent6,
+		MSG("%ssyscalls (type: syscall)%s", indent6,
 				enabled_string(event->enabled));
 		break;
 	case LTTNG_EVENT_NOOP:
@@ -604,16 +620,14 @@ int cmd_list(int argc, const char **argv)
 	} else if (opt_userspace) {
 		DBG2("Listing userspace global domain");
 		domain.type = LTTNG_DOMAIN_UST;
-	} else {
-		usage(stderr);
-		ret = CMD_UNDEFINED;
-		goto end;
 	}
 
-	handle = lttng_create_handle(session_name, &domain);
-	if (handle == NULL) {
-		ret = CMD_FATAL;
-		goto end;
+	if (opt_kernel || opt_userspace) {
+		handle = lttng_create_handle(session_name, &domain);
+		if (handle == NULL) {
+			ret = CMD_FATAL;
+			goto end;
+		}
 	}
 
 	if (session_name == NULL) {
@@ -676,7 +690,9 @@ int cmd_list(int argc, const char **argv)
 				}
 
 				/* Clean handle before creating a new one */
-				lttng_destroy_handle(handle);
+				if (handle) {
+					lttng_destroy_handle(handle);
+				}
 
 				handle = lttng_create_handle(session_name, &domains[i]);
 				if (handle == NULL) {
@@ -696,7 +712,9 @@ end:
 	if (domains) {
 		free(domains);
 	}
-	lttng_destroy_handle(handle);
+	if (handle) {
+		lttng_destroy_handle(handle);
+	}
 
 	poptFreeContext(pc);
 	return ret;