lib: make empty array/map appending/inserting functions return new object

[babeltrace.git] / src / lib / value.c

diff --git a/src/lib/value.c b/src/lib/value.c
index 42c4bfd1dcd403d17cc429020bfb25f4815866af..77fc75b4962a235884cafa701d210e9c1a9f99f4 100644 (file)
--- a/src/lib/value.c
+++ b/src/lib/value.c
@@ -994,7 +994,8 @@ bt_value_array_append_string_element(struct bt_value *array_obj,
 }
 
 enum bt_value_array_append_element_status
-bt_value_array_append_empty_array_element(struct bt_value *array_obj)
+bt_value_array_append_empty_array_element(struct bt_value *array_obj,
+               struct bt_value **element_obj)
 {
        enum bt_value_array_append_element_status ret;
        struct bt_value *empty_array_obj = NULL;
@@ -1002,12 +1003,18 @@ bt_value_array_append_empty_array_element(struct bt_value *array_obj)
        empty_array_obj = bt_value_array_create();
        ret = bt_value_array_append_element(array_obj,
                (void *) empty_array_obj);
+
+       if (element_obj) {
+               *element_obj = empty_array_obj;
+       }
+
        bt_object_put_ref(empty_array_obj);
        return ret;
 }
 
 enum bt_value_array_append_element_status
-bt_value_array_append_empty_map_element(struct bt_value *array_obj)
+bt_value_array_append_empty_map_element(struct bt_value *array_obj,
+               struct bt_value **element_obj)
 {
        enum bt_value_array_append_element_status ret;
        struct bt_value *map_obj = NULL;
@@ -1015,6 +1022,11 @@ bt_value_array_append_empty_map_element(struct bt_value *array_obj)
        map_obj = bt_value_map_create();
        ret = bt_value_array_append_element(array_obj,
                (void *) map_obj);
+
+       if (element_obj) {
+               *element_obj = map_obj;
+       }
+
        bt_object_put_ref(map_obj);
        return ret;
 }
@@ -1160,7 +1172,8 @@ enum bt_value_map_insert_entry_status bt_value_map_insert_string_entry(
 
 enum bt_value_map_insert_entry_status
 bt_value_map_insert_empty_array_entry(
-               struct bt_value *map_obj, const char *key)
+               struct bt_value *map_obj, const char *key,
+               bt_value **entry_obj)
 {
        enum bt_value_map_insert_entry_status ret;
        struct bt_value *array_obj = NULL;
@@ -1168,12 +1181,18 @@ bt_value_map_insert_empty_array_entry(
        array_obj = bt_value_array_create();
        ret = bt_value_map_insert_entry(map_obj, key,
                (void *) array_obj);
+
+       if (entry_obj) {
+               *entry_obj = array_obj;
+       }
+
        bt_object_put_ref(array_obj);
        return ret;
 }
 
 enum bt_value_map_insert_entry_status
-bt_value_map_insert_empty_map_entry(struct bt_value *map_obj, const char *key)
+bt_value_map_insert_empty_map_entry(struct bt_value *map_obj, const char *key,
+               bt_value **entry_obj)
 {
        enum bt_value_map_insert_entry_status ret;
        struct bt_value *empty_map_obj = NULL;
@@ -1181,6 +1200,11 @@ bt_value_map_insert_empty_map_entry(struct bt_value *map_obj, const char *key)
        empty_map_obj = bt_value_map_create();
        ret = bt_value_map_insert_entry(map_obj, key,
                (void *) empty_map_obj);
+
+       if (entry_obj) {
+               *entry_obj = empty_map_obj;
+       }
+
        bt_object_put_ref(empty_map_obj);
        return ret;
 }