Reland of "Create rtc::AtomicInt POD struct."
Relands https://codereview.webrtc.org/1420043008/ with brace initializers
instead of constructors hoping that they won't introduce static
initializers.
BUG=
R=tommi@webrtc.org
Review URL: https://codereview.webrtc.org/1498953002 .
Cr-Commit-Position: refs/heads/master@{#10920}
diff --git a/webrtc/base/refcount.h b/webrtc/base/refcount.h
index 55ce23a..f655602 100644
--- a/webrtc/base/refcount.h
+++ b/webrtc/base/refcount.h
@@ -29,78 +29,128 @@
template <class T>
class RefCountedObject : public T {
public:
- RefCountedObject() : ref_count_(0) {
- }
+ RefCountedObject() : ref_count_({0}) {}
- template<typename P>
- explicit RefCountedObject(P p) : T(p), ref_count_(0) {
- }
+ template <typename P>
+ explicit RefCountedObject(P p)
+ : T(p), ref_count_({0}) {}
- template<typename P1, typename P2>
- RefCountedObject(P1 p1, P2 p2) : T(p1, p2), ref_count_(0) {
- }
+ template <typename P1, typename P2>
+ RefCountedObject(P1 p1, P2 p2)
+ : T(p1, p2), ref_count_({0}) {}
- template<typename P1, typename P2, typename P3>
- RefCountedObject(P1 p1, P2 p2, P3 p3) : T(p1, p2, p3), ref_count_(0) {
- }
+ template <typename P1, typename P2, typename P3>
+ RefCountedObject(P1 p1, P2 p2, P3 p3)
+ : T(p1, p2, p3), ref_count_({0}) {}
- template<typename P1, typename P2, typename P3, typename P4>
+ template <typename P1, typename P2, typename P3, typename P4>
RefCountedObject(P1 p1, P2 p2, P3 p3, P4 p4)
- : T(p1, p2, p3, p4), ref_count_(0) {
- }
+ : T(p1, p2, p3, p4), ref_count_({0}) {}
- template<typename P1, typename P2, typename P3, typename P4, typename P5>
+ template <typename P1, typename P2, typename P3, typename P4, typename P5>
RefCountedObject(P1 p1, P2 p2, P3 p3, P4 p4, P5 p5)
- : T(p1, p2, p3, p4, p5), ref_count_(0) {
- }
+ : T(p1, p2, p3, p4, p5), ref_count_({0}) {}
- template<typename P1, typename P2, typename P3, typename P4, typename P5,
- typename P6>
+ template <typename P1,
+ typename P2,
+ typename P3,
+ typename P4,
+ typename P5,
+ typename P6>
RefCountedObject(P1 p1, P2 p2, P3 p3, P4 p4, P5 p5, P6 p6)
- : T(p1, p2, p3, p4, p5, p6), ref_count_(0) {
- }
+ : T(p1, p2, p3, p4, p5, p6), ref_count_({0}) {}
- template<typename P1, typename P2, typename P3, typename P4, typename P5,
- typename P6, typename P7>
+ template <typename P1,
+ typename P2,
+ typename P3,
+ typename P4,
+ typename P5,
+ typename P6,
+ typename P7>
RefCountedObject(P1 p1, P2 p2, P3 p3, P4 p4, P5 p5, P6 p6, P7 p7)
- : T(p1, p2, p3, p4, p5, p6, p7), ref_count_(0) {
- }
+ : T(p1, p2, p3, p4, p5, p6, p7), ref_count_({0}) {}
- template<typename P1, typename P2, typename P3, typename P4, typename P5,
- typename P6, typename P7, typename P8>
+ template <typename P1,
+ typename P2,
+ typename P3,
+ typename P4,
+ typename P5,
+ typename P6,
+ typename P7,
+ typename P8>
RefCountedObject(P1 p1, P2 p2, P3 p3, P4 p4, P5 p5, P6 p6, P7 p7, P8 p8)
- : T(p1, p2, p3, p4, p5, p6, p7, p8), ref_count_(0) {
- }
+ : T(p1, p2, p3, p4, p5, p6, p7, p8), ref_count_({0}) {}
- template<typename P1, typename P2, typename P3, typename P4, typename P5,
- typename P6, typename P7, typename P8, typename P9>
- RefCountedObject(
- P1 p1, P2 p2, P3 p3, P4 p4, P5 p5, P6 p6, P7 p7, P8 p8, P9 p9)
- : T(p1, p2, p3, p4, p5, p6, p7, p8, p9), ref_count_(0) {
- }
+ template <typename P1,
+ typename P2,
+ typename P3,
+ typename P4,
+ typename P5,
+ typename P6,
+ typename P7,
+ typename P8,
+ typename P9>
+ RefCountedObject(P1 p1,
+ P2 p2,
+ P3 p3,
+ P4 p4,
+ P5 p5,
+ P6 p6,
+ P7 p7,
+ P8 p8,
+ P9 p9)
+ : T(p1, p2, p3, p4, p5, p6, p7, p8, p9), ref_count_({0}) {}
- template<typename P1, typename P2, typename P3, typename P4, typename P5,
- typename P6, typename P7, typename P8, typename P9, typename P10>
- RefCountedObject(
- P1 p1, P2 p2, P3 p3, P4 p4, P5 p5, P6 p6, P7 p7, P8 p8, P9 p9, P10 p10)
- : T(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10), ref_count_(0) {
- }
+ template <typename P1,
+ typename P2,
+ typename P3,
+ typename P4,
+ typename P5,
+ typename P6,
+ typename P7,
+ typename P8,
+ typename P9,
+ typename P10>
+ RefCountedObject(P1 p1,
+ P2 p2,
+ P3 p3,
+ P4 p4,
+ P5 p5,
+ P6 p6,
+ P7 p7,
+ P8 p8,
+ P9 p9,
+ P10 p10)
+ : T(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10), ref_count_({0}) {}
- template<typename P1, typename P2, typename P3, typename P4, typename P5,
- typename P6, typename P7, typename P8, typename P9, typename P10,
- typename P11>
- RefCountedObject(
- P1 p1, P2 p2, P3 p3, P4 p4, P5 p5, P6 p6, P7 p7, P8 p8, P9 p9, P10 p10,
- P11 p11)
- : T(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11), ref_count_(0) {
- }
+ template <typename P1,
+ typename P2,
+ typename P3,
+ typename P4,
+ typename P5,
+ typename P6,
+ typename P7,
+ typename P8,
+ typename P9,
+ typename P10,
+ typename P11>
+ RefCountedObject(P1 p1,
+ P2 p2,
+ P3 p3,
+ P4 p4,
+ P5 p5,
+ P6 p6,
+ P7 p7,
+ P8 p8,
+ P9 p9,
+ P10 p10,
+ P11 p11)
+ : T(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11), ref_count_({0}) {}
- virtual int AddRef() const {
- return AtomicOps::Increment(&ref_count_);
- }
+ virtual int AddRef() const { return AtomicInt::Increment(&ref_count_); }
virtual int Release() const {
- int count = AtomicOps::Decrement(&ref_count_);
+ int count = AtomicInt::Decrement(&ref_count_);
if (!count) {
delete this;
}
@@ -114,14 +164,14 @@
// barrier needed for the owning thread to act on the object, knowing that it
// has exclusive access to the object.
virtual bool HasOneRef() const {
- return AtomicOps::AcquireLoad(&ref_count_) == 1;
+ return AtomicInt::AcquireLoad(&ref_count_) == 1;
}
protected:
virtual ~RefCountedObject() {
}
- mutable volatile int ref_count_;
+ mutable AtomicInt ref_count_;
};
} // namespace rtc