X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=formats%2Fctf%2Fir%2Fclock.c;fp=formats%2Fctf%2Fir%2Fclock.c;h=002b72058fd4d6a14731d1581a7ff62720b8a5fa;hb=c06116f32e056500c8c64364d65d04665a77644b;hp=9256bc1f26f58ef5cb4f04a8ca9a92d32dc364e7;hpb=8bbddeca5b02893ed46d6a5bd8833a5be8ad656c;p=babeltrace.git

diff --git a/formats/ctf/ir/clock.c b/formats/ctf/ir/clock.c
index 9256bc1f..002b7205 100644
--- a/formats/ctf/ir/clock.c
+++ b/formats/ctf/ir/clock.c
@@ -37,8 +37,7 @@
 static
 void bt_ctf_clock_destroy(struct bt_object *obj);
 
-BT_HIDDEN
-struct bt_ctf_clock *_bt_ctf_clock_create(void)
+struct bt_ctf_clock *bt_ctf_clock_create_empty(void)
 {
 	struct bt_ctf_clock *clock = g_new0(
 		struct bt_ctf_clock, 1);
@@ -55,11 +54,21 @@ end:
 }
 
 BT_HIDDEN
+bool bt_ctf_clock_is_valid(struct bt_ctf_clock *clock)
+{
+	return clock && clock->name;
+}
+
 int bt_ctf_clock_set_name(struct bt_ctf_clock *clock,
 		const char *name)
 {
 	int ret = 0;
 
+	if (!clock || clock->frozen) {
+		ret = -1;
+		goto end;
+	}
+
 	if (bt_ctf_validate_identifier(name)) {
 		ret = -1;
 		goto end;
@@ -84,7 +93,7 @@ struct bt_ctf_clock *bt_ctf_clock_create(const char *name)
 	int ret;
 	struct bt_ctf_clock *clock = NULL;
 
-	clock = _bt_ctf_clock_create();
+	clock = bt_ctf_clock_create_empty();
 	if (!clock) {
 		goto error;
 	}