2 * Copyright (c) 2014 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 #include <dali/public-api/object/ref-object.h>
22 #include <dali/public-api/common/dali-common.h>
27 RefObject::RefObject()
32 RefObject::RefObject(const RefObject&)
33 : mCount(0) // Do not copy the reference count
37 RefObject::~RefObject()
39 DALI_ASSERT_DEBUG(mCount == 0);
42 RefObject& RefObject::operator=(const RefObject&)
44 // Do not copy the reference count
48 void RefObject::Reference()
50 // gcc > 4.1 builtin atomic add and fetch (++mCount; return mCount)
51 __sync_add_and_fetch(&mCount, 1);
54 void RefObject::Unreference()
56 // gcc > 4.1 builtin atomic subtract and fetch (--mCount; return mCount)
57 if (__sync_sub_and_fetch(&mCount, 1) == 0)
63 int RefObject::ReferenceCount()